Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pittsburgh, PA

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819
FNUS51 KPBZ 101712
FWFPBZ

Fire Weather Planning Forecast
National Weather Service Pittsburgh PA
112 PM EDT Mon Aug 10 2026

.DISCUSSION...
Rain chances are forecasted through at least Wednesday with
totals as much as two to five inches. Thus, fire chances will
remain null. The next try period is not favored until late- week.


OHZ039-110815-
Tuscarawas-
Including the cities of New Philadelphia and Dover
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 50           60           60           20
Temp (24h trend)      67 (-1)      81 (-3)      63           81
RH % (24h trend)      100 (+4)     77 (+3)      100          67
Wind 20ft/early(mph)  SW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         0.66         0.51         0.37         0.11
Precip Duration       6            7            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              770                       1170
Mixing Hgt(ft-agl/msl)             2530                      3840
Transport Wnd (mph)                SW 14                     W  9
Vent Rate (kt-ft)                  30360                     30720
Category Day                       3                         3
Inversion             8pm          70F/9am      7pm          68F/9am
Dispersion                         3                         3
Max ADI Early         19 Gen Poor  23 Fair      7 Poor       17 Gen Poor
Max ADI Late          8 Poor       39 Fair      3 Very Poor  42 Gen Good
Max LVORI Early       7            8            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ040-110815-
Carroll-
Including the cities of Carrollton and Malvern
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 60           60           60           20
Temp (24h trend)      66 (-2)      80 (-3)      62           81
RH % (24h trend)      100 (+1)     77 (+2)      100          67
Wind 20ft/early(mph)  W  6         SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      Lgt/Var
Precip Amount         0.39         0.35         0.33         0.09
Precip Duration       7            5            3            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1250
Mixing Hgt(ft-agl/msl)             2620                      4100
Transport Wnd (mph)                W 13                      W  9
Vent Rate (kt-ft)                  28820                     32800
Category Day                       3                         3
Inversion             8pm          70F/9am      7pm          67F/9am
Dispersion                         3                         3
Max ADI Early         20 Gen Poor  20 Gen Poor  10 Poor      18 Gen Poor
Max ADI Late          8 Poor       37 Fair      4 Very Poor  45 Gen Good
Max LVORI Early       6            9            8            9
Max LVORI Late        9            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ041-110815-
Columbiana-
Including the cities of East Liverpool, Salem, and Columbiana
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 60           60           70           20
Temp (24h trend)      66 (-1)      80 (-3)      62           81
RH % (24h trend)      100 (+1)     77 (+2)      100          66
Wind 20ft/early(mph)  W  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      Lgt/Var
Precip Amount         0.21         0.30         0.30         0.04
Precip Duration       5            4            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1260
Mixing Hgt(ft-agl/msl)             2620                      4140
Transport Wnd (mph)                W 12                      W 10
Vent Rate (kt-ft)                  26200                     37260
Category Day                       3                         3
Inversion             8pm          70F/9am      7pm          67F/9am
Dispersion                         3                         3
Max ADI Early         20 Gen Poor  23 Fair      9 Poor       16 Gen Poor
Max ADI Late          8 Poor       32 Fair      3 Very Poor  50 Gen Good
Max LVORI Early       7            9            8            9
Max LVORI Late        9            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ048-110815-
Coshocton-
Including the city of Coshocton
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           80           90           40
Chance of Thunder (%) 50           60           60           20
Temp (24h trend)      66 (-2)      81 (-3)      62           81
RH % (24h trend)      100 (+1)     80 (+4)      100          72
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  5        Lgt/Var      Lgt/Var
Precip Amount         0.48         0.79         0.56         0.17
Precip Duration       4            8            3            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              750                       1180
Mixing Hgt(ft-agl/msl)             2470                      3870
Transport Wnd (mph)                W 13                      W  8
Vent Rate (kt-ft)                  27170                     27090
Category Day                       3                         3
Inversion             8pm          71F/9am      7pm          68F/9am
Dispersion                         3                         3
Max ADI Early         9 Poor       28 Fair      7 Poor       16 Gen Poor
Max ADI Late          6 Very Poor  35 Fair      3 Very Poor  34 Fair
Max LVORI Early       8            8            9            9
Max LVORI Late        9            4            10           4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ049-110815-
Harrison-
Including the city of Cadiz
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 50           60           60           20
Temp (24h trend)      67 (-1)      81 (-3)      63           81
RH % (24h trend)      100 (+1)     79 (+4)      100          69
Wind 20ft/early(mph)  SW  5        SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      Lgt/Var
Precip Amount         0.73         0.40         0.36         0.08
Precip Duration       8            6            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              820                       1220
Mixing Hgt(ft-agl/msl)             2670                      4010
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  26700                     32080
Category Day                       3                         3
Inversion             8pm          70F/9am      7pm          68F/9am
Dispersion                         3                         3
Max ADI Early         19 Gen Poor  23 Fair      8 Poor       19 Gen Poor
Max ADI Late          8 Poor       38 Fair      4 Very Poor  43 Gen Good
Max LVORI Early       8            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ050-110815-
Jefferson OH-
Including the city of Steubenville
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      67 (-1)      81 (-3)      63           81
RH % (24h trend)      100 (0)      78 (+4)      100          66
Wind 20ft/early(mph)  SW  5        SW  5        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  7         Lgt/Var      Lgt/Var
Precip Amount         0.31         0.34         0.35         0.07
Precip Duration       6            7            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              810                       1320
Mixing Hgt(ft-agl/msl)             2650                      4330
Transport Wnd (mph)                W 13                      W 10
Vent Rate (kt-ft)                  29150                     38970
Category Day                       3                         3
Inversion             8pm          70F/9am      7pm          68F/9am
Dispersion                         3                         3
Max ADI Early         19 Gen Poor  22 Fair      12 Poor      19 Gen Poor
Max ADI Late          7 Poor       37 Fair      4 Very Poor  51 Gen Good
Max LVORI Early       7            9            8            9
Max LVORI Late        9            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ057-110815-
Muskingum-
Including the city of Zanesville
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           90           90           40
Chance of Thunder (%) 50           70           70           20
Temp (24h trend)      67 (-2)      81 (-4)      64           81
RH % (24h trend)      100 (+2)     79 (+5)      100          73
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         0.67         1.05         0.74         0.29
Precip Duration       4            8            5            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              810                       1100
Mixing Hgt(ft-agl/msl)             2660                      3620
Transport Wnd (mph)                W 13                      W  8
Vent Rate (kt-ft)                  29260                     25340
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          69F/9am
Dispersion                         3                         3
Max ADI Early         9 Poor       28 Fair      8 Poor       14 Gen Poor
Max ADI Late          6 Very Poor  39 Fair      4 Very Poor  28 Fair
Max LVORI Early       8            8            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ058-110815-
Guernsey-
Including the city of Cambridge
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           80           90           40
Chance of Thunder (%) 50           60           70           20
Temp (24h trend)      67 (-1)      82 (-3)      64           82
RH % (24h trend)      100 (+2)     79 (+4)      100          69
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         0.95         0.74         0.74         0.13
Precip Duration       5            7            5            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              790                       1210
Mixing Hgt(ft-agl/msl)             2600                      3970
Transport Wnd (mph)                W 13                      W  8
Vent Rate (kt-ft)                  28600                     27790
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          69F/9am
Dispersion                         3                         3
Max ADI Early         8 Poor       23 Fair      8 Poor       16 Gen Poor
Max ADI Late          6 Very Poor  35 Fair      4 Very Poor  36 Fair
Max LVORI Early       9            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ059-110815-
Belmont-
Including the cities of Martins Ferry and St. Clairsville
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           80           90           40
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      68 (-1)      82 (-3)      64           82
RH % (24h trend)      100 (+2)     78 (+5)      100          70
Wind 20ft/early(mph)  SW  5        SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      Lgt/Var
Precip Amount         1.00         0.43         0.62         0.09
Precip Duration       8            5            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              790                       1280
Mixing Hgt(ft-agl/msl)             2600                      4180
Transport Wnd (mph)                W 13                      W  9
Vent Rate (kt-ft)                  28600                     33440
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          66F/7am
Dispersion                         3                         3
Max ADI Early         16 Gen Poor  23 Fair      8 Poor       19 Gen Poor
Max ADI Late          8 Poor       37 Fair      5 Very Poor  44 Gen Good
Max LVORI Early       8            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ068-110815-
Noble-
Including the city of Caldwell
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           80           90           50
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      67 (-2)      82 (-3)      64           82
RH % (24h trend)      100 (+2)     78 (+4)      100          73
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         1.12         0.87         0.82         0.29
Precip Duration       5            7            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              830                       1100
Mixing Hgt(ft-agl/msl)             2720                      3600
Transport Wnd (mph)                W 10                      W  8
Vent Rate (kt-ft)                  24480                     25200
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          68F/8am
Dispersion                         3                         3
Max ADI Early         8 Poor       24 Fair      7 Poor       16 Gen Poor
Max ADI Late          5 Very Poor  36 Fair      4 Very Poor  28 Fair
Max LVORI Early       9            9            9            9
Max LVORI Late        9            4            10           4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

OHZ069-110815-
Monroe-
Including the city of Woodsfield
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           50
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      68 (-1)      82 (-3)      65           82
RH % (24h trend)      100 (+1)     78 (+5)      100          73
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  5        Lgt/Var      Lgt/Var
Precip Amount         1.19         0.69         0.76         0.21
Precip Duration       6            5            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              820                       1210
Mixing Hgt(ft-agl/msl)             2680                      3980
Transport Wnd (mph)                W  9                      W  9
Vent Rate (kt-ft)                  21440                     31840
Category Day                       2                         3
Inversion             7pm          71F/9am      8pm          67F/7am
Dispersion                         2                         3
Max ADI Early         7 Poor       23 Fair      5 Very Poor  17 Gen Poor
Max ADI Late          5 Very Poor  36 Fair      4 Very Poor  35 Fair
Max LVORI Early       9            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ007-110815-
Mercer-
Including the cities of Sharon, Hermitage, and Grove City
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           60           80           30
Chance of Thunder (%) 60           50           50           20
Temp (24h trend)      65 (-1)      81 (-1)      60           81
RH % (24h trend)      100 (+2)     73 (-4)      100          62
Wind 20ft/early(mph)  W  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      W  5
Precip Amount         0.22         0.22         0.28         0.03
Precip Duration       4            2            3            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1290
Mixing Hgt(ft-agl/msl)             2640                      4220
Transport Wnd (mph)                W  9                      W  9
Vent Rate (kt-ft)                  21120                     33760
Category Day                       2                         3
Inversion             8pm          70F/9am      7pm          70F/10am
Dispersion                         2                         3
Max ADI Early         17 Gen Poor  26 Fair      5 Very Poor  13 Gen Poor
Max ADI Late          5 Very Poor  27 Fair      3 Very Poor  46 Gen Good
Max LVORI Early       8            9            8            9
Max LVORI Late        9            4            10           3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ008-110815-
Venango-
Including the cities of Oil City and Franklin
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           50           80           30
Chance of Thunder (%) 50           50           50           30
Temp (24h trend)      65 (+2)      80 (-1)      59           80
RH % (24h trend)      100 (+4)     75 (-4)      100          63
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.19         0.13         0.22         0.03
Precip Duration       3            2            3            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              910                       1230
Mixing Hgt(ft-agl/msl)             2990                      4020
Transport Wnd (mph)                W  9                      W  9
Vent Rate (kt-ft)                  23920                     32160
Category Day                       2                         3
Inversion             7pm          68F/9am      7pm          68F/10am
Dispersion                         2                         3
Max ADI Early         8 Poor       27 Fair      5 Very Poor  15 Gen Poor
Max ADI Late          5 Very Poor  29 Fair      3 Very Poor  46 Gen Good
Max LVORI Early       8            8            7            9
Max LVORI Late        9            4            10           3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ009-110815-
Forest-
Including the city of Tionesta
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           50           70           30
Chance of Thunder (%) 40           40           40           30
Temp (24h trend)      64 (+3)      80 (0)       57           80
RH % (24h trend)      100 (+4)     69 (-7)      100          59
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.13         0.08         0.16         0.01
Precip Duration       2            2            3            1
Precip Begin          6 PM         Continuing   Continuing   8 AM
Precip End            Continuing   Continuing   2 AM         Continuing
Mixing Hgt(m-agl/msl)              920                       1350
Mixing Hgt(ft-agl/msl)             3030                      4430
Transport Wnd (mph)                W  9                      W 10
Vent Rate (kt-ft)                  24240                     39870
Category Day                       2                         3
Inversion             7pm          68F/9am      7pm          64F/9am
Dispersion                         2                         3
Max ADI Early         7 Poor       25 Fair      4 Very Poor  19 Gen Poor
Max ADI Late          4 Very Poor  29 Fair      3 Very Poor  56 Gen Good
Max LVORI Early       8            9            7            9
Max LVORI Late        9            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ013-110815-
Lawrence-
Including the cities of New Castle and Ellwood City
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           60           80           30
Chance of Thunder (%) 60           60           60           20
Temp (24h trend)      66 (0)       82 (-2)      61           82
RH % (24h trend)      100 (+2)     75 (-1)      100          64
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  5         Lgt/Var      Lgt/Var
Precip Amount         0.16         0.36         0.32         0.05
Precip Duration       5            5            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1220
Mixing Hgt(ft-agl/msl)             2620                      4010
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  26200                     32080
Category Day                       3                         3
Inversion             8pm          70F/9am      8pm          67F/9am
Dispersion                         3                         3
Max ADI Early         16 Gen Poor  25 Fair      6 Very Poor  13 Gen Poor
Max ADI Late          5 Very Poor  32 Fair      3 Very Poor  46 Gen Good
Max LVORI Early       8            8            9            9
Max LVORI Late        9            4            10           3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ014-110815-
Butler-
Including the city of Butler
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           80           40
Chance of Thunder (%) 60           60           60           30
Temp (24h trend)      65 (0)       81 (-2)      60           81
RH % (24h trend)      100 (+2)     78 (0)       100          67
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      Lgt/Var
Precip Amount         0.13         0.28         0.29         0.05
Precip Duration       4            5            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              830                       1250
Mixing Hgt(ft-agl/msl)             2720                      4110
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  27200                     32880
Category Day                       3                         3
Inversion             8pm          69F/9am      7pm          67F/9am
Dispersion                         3                         3
Max ADI Early         19 Gen Poor  24 Fair      6 Very Poor  16 Gen Poor
Max ADI Late          5 Very Poor  33 Fair      3 Very Poor  47 Gen Good
Max LVORI Early       9            8            9            9
Max LVORI Late        9            4            10           3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ015-110815-
Clarion-
Including the city of Clarion
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           60           70           30
Chance of Thunder (%) 50           50           50           30
Temp (24h trend)      65 (+2)      80 (-1)      59           80
RH % (24h trend)      100 (+4)     73 (-4)      100          63
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Precip Amount         0.20         0.19         0.23         0.03
Precip Duration       3            2            3            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              870                       1270
Mixing Hgt(ft-agl/msl)             2840                      4170
Transport Wnd (mph)                W 10                      W  9
Vent Rate (kt-ft)                  25560                     33360
Category Day                       3                         3
Inversion             7pm          68F/9am      7pm          65F/9am
Dispersion                         3                         3
Max ADI Early         8 Poor       28 Fair      5 Very Poor  16 Gen Poor
Max ADI Late          4 Very Poor  31 Fair      3 Very Poor  47 Gen Good
Max LVORI Early       8            8            8            9
Max LVORI Late        9            4            10           3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ016-110815-
Jefferson PA-
Including the cities of Punxsutawney and Brookville
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           60           70           30
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      64 (+2)      78 (-1)      59           79
RH % (24h trend)      100 (+3)     74 (-3)      100          62
Wind 20ft/early(mph)  SW  5        Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  5         Lgt/Var      Lgt/Var
Precip Amount         0.14         0.19         0.24         0.02
Precip Duration       3            2            4            1
Precip Begin          6 PM         Continuing   Continuing   7 AM
Precip End            Continuing   Continuing   3 AM         Continuing
Mixing Hgt(m-agl/msl)              860                       1350
Mixing Hgt(ft-agl/msl)             2820                      4430
Transport Wnd (mph)                W 10                      W 10
Vent Rate (kt-ft)                  25380                     39870
Category Day                       3                         3
Inversion             7pm          68F/9am      7pm          65F/9am
Dispersion                         3                         3
Max ADI Early         14 Gen Poor  29 Fair      5 Very Poor  19 Gen Poor
Max ADI Late          5 Very Poor  32 Fair      3 Very Poor  55 Gen Good
Max LVORI Early       6            8            7            9
Max LVORI Late        8            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ020-110815-
Beaver-
Including the cities of Aliquippa, Beaver Falls, Ambridge,
and Monaca
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 60           60           60           30
Temp (24h trend)      66 (-1)      81 (-3)      62           82
RH % (24h trend)      100 (+2)     77 (+2)      100          66
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  5         Lgt/Var      Lgt/Var
Precip Amount         0.17         0.30         0.31         0.03
Precip Duration       7            5            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              850                       1270
Mixing Hgt(ft-agl/msl)             2780                      4180
Transport Wnd (mph)                W 10                      W  9
Vent Rate (kt-ft)                  25020                     33440
Category Day                       3                         3
Inversion             8pm          70F/9am      8pm          68F/9am
Dispersion                         3                         3
Max ADI Early         16 Gen Poor  23 Fair      8 Poor       17 Gen Poor
Max ADI Late          5 Very Poor  33 Fair      3 Very Poor  48 Gen Good
Max LVORI Early       7            8            7            9
Max LVORI Late        8            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ021-110815-
Allegheny-
Including the city of Pittsburgh Metro Area
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           80           40
Chance of Thunder (%) 60           60           60           30
Temp (24h trend)      67 (-1)      81 (-3)      63           82
RH % (24h trend)      100 (+3)     79 (+4)      100          68
Wind 20ft/early(mph)  W  6         SW  6        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  8         Lgt/Var      W  5
Precip Amount         0.22         0.35         0.37         0.04
Precip Duration       8            6            5            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              880                       1410
Mixing Hgt(ft-agl/msl)             2890                      4610
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  28900                     36880
Category Day                       3                         3
Inversion             7pm          71F/9am      8pm          68F/9am
Dispersion                         3                         3
Max ADI Early         19 Gen Poor  24 Fair      11 Poor      20 Gen Poor
Max ADI Late          8 Poor       35 Fair      3 Very Poor  52 Gen Good
Max LVORI Early       7            9            7            9
Max LVORI Late        8            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ022-110815-
Armstrong-
Including the cities of Kittanning and Ford City
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           70           80           40
Chance of Thunder (%) 50           50           50           30
Temp (24h trend)      65 (+1)      81 (-2)      61           82
RH % (24h trend)      100 (+1)     79 (+2)      100          68
Wind 20ft/early(mph)  W  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      Lgt/Var
Precip Amount         0.16         0.28         0.35         0.07
Precip Duration       4            4            5            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              830                       1230
Mixing Hgt(ft-agl/msl)             2720                      4020
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  27200                     32160
Category Day                       3                         3
Inversion             7pm          69F/9am      7pm          67F/9am
Dispersion                         3                         3
Max ADI Early         15 Gen Poor  29 Fair      5 Very Poor  19 Gen Poor
Max ADI Late          5 Very Poor  33 Fair      3 Very Poor  45 Gen Good
Max LVORI Early       8            8            9            9
Max LVORI Late        9            4            10           3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ029-110815-
Washington-
Including the cities of Washington and Canonsburg
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           70           90           40
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      67 (-1)      80 (-4)      63           81
RH % (24h trend)      100 (+3)     80 (+4)      100          70
Wind 20ft/early(mph)  SW  6        SW  6        W  5         Lgt/Var
Wind 20ft/late(mph)   SW  5        SW  8        Lgt/Var      SW  5
Precip Amount         0.31         0.33         0.33         0.07
Precip Duration       8            6            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              820                       1330
Mixing Hgt(ft-agl/msl)             2680                      4350
Transport Wnd (mph)                W 13                      W  9
Vent Rate (kt-ft)                  29480                     34800
Category Day                       3                         3
Inversion             7pm          70F/9am      7pm          68F/9am
Dispersion                         3                         3
Max ADI Early         17 Gen Poor  23 Fair      13 Gen Poor  22 Fair
Max ADI Late          8 Poor       37 Fair      4 Very Poor  47 Gen Good
Max LVORI Early       6            9            7            9
Max LVORI Late        8            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ031-110815-
Greene-
Including the city of Waynesburg
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           70           90           50
Chance of Thunder (%) 40           60           60           30
Temp (24h trend)      67 (-1)      80 (-4)      64           81
RH % (24h trend)      100 (+2)     82 (+7)      100          74
Wind 20ft/early(mph)  SW  5        SW  5        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      SW  5
Precip Amount         0.56         0.37         0.73         0.13
Precip Duration       7            7            7            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              780                       1260
Mixing Hgt(ft-agl/msl)             2570                      4130
Transport Wnd (mph)                W 13                      W  9
Vent Rate (kt-ft)                  28270                     33040
Category Day                       3                         3
Inversion             7pm          70F/9am      7pm          67F/8am
Dispersion                         3                         3
Max ADI Early         14 Gen Poor  25 Fair      8 Poor       22 Fair
Max ADI Late          7 Poor       39 Fair      5 Very Poor  45 Gen Good
Max LVORI Early       7            9            8            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ073-110815-
Westmoreland-
Including the cities of Murrysville, Greensburg, New Kensington,
Lower Burrell, Latrobe, and Monessen
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           80           50
Chance of Thunder (%) 50           50           50           30
Temp (24h trend)      67 (0)       81 (-4)      63           81
RH % (24h trend)      100 (+1)     80 (+5)      100          70
Wind 20ft/early(mph)  SW  7        SW  7        W  5         Lgt/Var
Wind 20ft/late(mph)   SW  5        W  9         Lgt/Var      W  5
Precip Amount         0.23         0.36         0.48         0.06
Precip Duration       7            5            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              830                       1250
Mixing Hgt(ft-agl/msl)             2730                      4090
Transport Wnd (mph)                W 13                      W  9
Vent Rate (kt-ft)                  30030                     32720
Category Day                       3                         3
Inversion             7pm          70F/9am      7pm          68F/9am
Dispersion                         3                         3
Max ADI Early         16 Gen Poor  23 Fair      10 Poor      19 Gen Poor
Max ADI Late          7 Poor       34 Fair      4 Very Poor  44 Gen Good
Max LVORI Early       8            8            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ074-110815-
Higher Elevations of Westmoreland-
Including the cities of Ligonier and Donegal
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           70           80           50
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      65 (-1)      80 (-3)      62           81
RH % (24h trend)      100 (+1)     75 (+5)      100          66
Wind 20ft/early(mph)  SW  6 G17    SW  6        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   SW  5        W  8         Lgt/Var      Lgt/Var
Precip Amount         0.21         0.31         0.49         0.11
Precip Duration       5            5            5            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              790                       1100
Mixing Hgt(ft-agl/msl)             2580                      3610
Transport Wnd (mph)                W 14                      W 10
Vent Rate (kt-ft)                  30960                     32490
Category Day                       3                         3
Inversion             7pm          69F/9am      7pm          65F/8am
Dispersion                         3                         3
Max ADI Early         14 Gen Poor  31 Fair      12 Poor      20 Gen Poor
Max ADI Late          8 Poor       43 Gen Good  4 Very Poor  46 Gen Good
Max LVORI Early       7            8            9            8
Max LVORI Late        8            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ075-110815-
Fayette-
Including the city of Uniontown
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           60           80           50
Chance of Thunder (%) 40           60           60           30
Temp (24h trend)      67 (-1)      81 (-3)      64           81
RH % (24h trend)      100 (+5)     81 (+8)      100          72
Wind 20ft/early(mph)  SW  5        SW  6        SW  5        Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      W  5
Precip Amount         0.36         0.35         0.48         0.09
Precip Duration       8            5            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              850                       1230
Mixing Hgt(ft-agl/msl)             2790                      4020
Transport Wnd (mph)                W 15                      W  9
Vent Rate (kt-ft)                  36270                     32160
Category Day                       3                         3
Inversion             7pm          70F/9am      7pm          67F/8am
Dispersion                         3                         3
Max ADI Early         14 Gen Poor  27 Fair      8 Poor       22 Fair
Max ADI Late          8 Poor       45 Gen Good  4 Very Poor  45 Gen Good
Max LVORI Early       7            8            8            8
Max LVORI Late        8            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ076-110815-
Higher Elevations of Fayette-
Including the cities of Champion and Ohiopyle
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           50           80           60
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      64 (-1)      80 (-3)      61           80
RH % (24h trend)      100 (+1)     74 (+5)      100          66
Wind 20ft/early(mph)  Lgt/Var      SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      Lgt/Var
Precip Amount         0.31         0.27         0.46         0.11
Precip Duration       8            2            5            5
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1100
Mixing Hgt(ft-agl/msl)             2630                      3620
Transport Wnd (mph)                W 14                      W 10
Vent Rate (kt-ft)                  31560                     32580
Category Day                       3                         3
Inversion             7pm          68F/9am      7pm          65F/8am
Dispersion                         3                         3
Max ADI Early         8 Poor       28 Fair      8 Poor       20 Gen Poor
Max ADI Late          8 Poor       42 Gen Good  5 Very Poor  47 Gen Good
Max LVORI Early       7            8            9            8
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ077-110815-
Indiana-
Including the city of Indiana
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           70           80           40
Chance of Thunder (%) 50           50           50           30
Temp (24h trend)      65 (+1)      80 (-2)      61           81
RH % (24h trend)      100 (+2)     80 (+3)      100          69
Wind 20ft/early(mph)  SW  5        SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  7         Lgt/Var      Lgt/Var
Precip Amount         0.17         0.28         0.38         0.11
Precip Duration       2            3            4            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              810                       1230
Mixing Hgt(ft-agl/msl)             2640                      4020
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  26400                     32160
Category Day                       3                         3
Inversion             7pm          69F/9am      7pm          66F/9am
Dispersion                         3                         3
Max ADI Early         16 Gen Poor  30 Fair      6 Very Poor  19 Gen Poor
Max ADI Late          8 Poor       35 Fair      3 Very Poor  45 Gen Good
Max LVORI Early       7            8            9            9
Max LVORI Late        9            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

PAZ078-110815-
Higher Elevations of Indiana-
Including the city of Armagh
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           70           80           50
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      65 (+1)      78 (-4)      61           80
RH % (24h trend)      100 (+3)     80 (+6)      100          69
Wind 20ft/early(mph)  SW  6 G17    W  6         Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  7         Lgt/Var      Lgt/Var
Precip Amount         0.16         0.35         0.48         0.06
Precip Duration       4            4            5            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              790                       1140
Mixing Hgt(ft-agl/msl)             2580                      3760
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  25800                     30080
Category Day                       2                         3
Inversion             7pm          69F/9am      7pm          66F/9am
Dispersion                         2                         3
Max ADI Early         15 Gen Poor  29 Fair      6 Very Poor  18 Gen Poor
Max ADI Late          8 Poor       40 Fair      4 Very Poor  43 Gen Good
Max LVORI Early       7            8            9            8
Max LVORI Late        8            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ001-110815-
Hancock-
Including the city of Weirton
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           40
Chance of Thunder (%) 60           60           60           30
Temp (24h trend)      67 (-1)      80 (-3)      63           81
RH % (24h trend)      100 (0)      78 (+2)      100          66
Wind 20ft/early(mph)  W  5         Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      Lgt/Var
Precip Amount         0.24         0.30         0.32         0.05
Precip Duration       6            6            4            1
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              860                       1290
Mixing Hgt(ft-agl/msl)             2830                      4230
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  28300                     33840
Category Day                       3                         3
Inversion             8pm          70F/9am      8pm          68F/9am
Dispersion                         3                         3
Max ADI Early         17 Gen Poor  22 Fair      10 Poor      17 Gen Poor
Max ADI Late          6 Very Poor  35 Fair      3 Very Poor  49 Gen Good
Max LVORI Early       6            9            6            9
Max LVORI Late        8            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ002-110815-
Brooke-
Including the cities of Follansbee and Wellsburg
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           70           90           40
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      68 (-1)      81 (-3)      64           82
RH % (24h trend)      100 (+2)     77 (+4)      100          66
Wind 20ft/early(mph)  SW  5        SW  5        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      Lgt/Var
Precip Amount         0.32         0.36         0.34         0.08
Precip Duration       7            7            5            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              810                       1360
Mixing Hgt(ft-agl/msl)             2660                      4450
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  26600                     35600
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          69F/9am
Dispersion                         3                         3
Max ADI Early         19 Gen Poor  23 Fair      8 Poor       20 Gen Poor
Max ADI Late          6 Very Poor  34 Fair      4 Very Poor  51 Gen Good
Max LVORI Early       6            9            6            9
Max LVORI Late        7            4            9            3

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ003-110815-
Ohio-
Including the city of Wheeling
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Pcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     90           80           90           40
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      68 (-1)      81 (-3)      64           81
RH % (24h trend)      100 (+3)     80 (+4)      100          71
Wind 20ft/early(mph)  SW  5        SW  5        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      Lgt/Var
Precip Amount         0.56         0.38         0.47         0.09
Precip Duration       8            7            5            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1340
Mixing Hgt(ft-agl/msl)             2630                      4410
Transport Wnd (mph)                W 12                      W  9
Vent Rate (kt-ft)                  26300                     35280
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          66F/7am
Dispersion                         3                         3
Max ADI Early         17 Gen Poor  22 Fair      8 Poor       19 Gen Poor
Max ADI Late          6 Very Poor  33 Fair      4 Very Poor  48 Gen Good
Max LVORI Early       7            9            8            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ004-110815-
Marshall-
Including the city of Moundsville
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           80           90           40
Chance of Thunder (%) 50           60           60           30
Temp (24h trend)      68 (-2)      82 (-2)      65           82
RH % (24h trend)      100 (+2)     82 (+6)      100          76
Wind 20ft/early(mph)  Lgt/Var      SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         0.81         0.38         0.75         0.17
Precip Duration       7            5            6            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              770                       1290
Mixing Hgt(ft-agl/msl)             2540                      4240
Transport Wnd (mph)                W 13                      W  9
Vent Rate (kt-ft)                  27940                     33920
Category Day                       3                         3
Inversion             7pm          71F/9am      7pm          68F/4am
Dispersion                         3                         3
Max ADI Early         13 Gen Poor  24 Fair      6 Very Poor  18 Gen Poor
Max ADI Late          7 Poor       36 Fair      4 Very Poor  45 Gen Good
Max LVORI Early       8            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ012-110815-
Wetzel-
Including the city of New Martinsville
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           80           90           50
Chance of Thunder (%) 40           60           60           30
Temp (24h trend)      68 (-1)      80 (-4)      65           80
RH % (24h trend)      100 (+2)     84 (+7)      100          79
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         1.01         0.47         0.84         0.24
Precip Duration       7            5            7            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              790                       1210
Mixing Hgt(ft-agl/msl)             2600                      3980
Transport Wnd (mph)                SW 13                     W  9
Vent Rate (kt-ft)                  28600                     31840
Category Day                       3                         3
Inversion             7pm          71F/9am      8pm          68F/4am
Dispersion                         3                         3
Max ADI Early         8 Poor       24 Fair      6 Very Poor  16 Gen Poor
Max ADI Late          6 Very Poor  36 Fair      4 Very Poor  35 Fair
Max LVORI Early       9            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ021-110815-
Marion-
Including the city of Fairmont
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           80           90           50
Chance of Thunder (%) 40           60           60           30
Temp (24h trend)      67 (-1)      80 (-4)      65           80
RH % (24h trend)      100 (+2)     83 (+9)      100          78
Wind 20ft/early(mph)  Lgt/Var      SW  5        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      W  5
Precip Amount         0.75         0.45         0.80         0.15
Precip Duration       8            7            8            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              800                       1150
Mixing Hgt(ft-agl/msl)             2620                      3780
Transport Wnd (mph)                SW 14                     W  9
Vent Rate (kt-ft)                  31440                     30240
Category Day                       3                         3
Inversion             7pm          70F/9am      7pm          67F/4am
Dispersion                         3                         3
Max ADI Early         12 Poor      25 Fair      7 Poor       20 Gen Poor
Max ADI Late          6 Very Poor  41 Gen Good  5 Very Poor  41 Gen Good
Max LVORI Early       9            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ509-110815-
Monongalia-
Including the city of Morgantown
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           80           80           50
Chance of Thunder (%) 40           60           60           30
Temp (24h trend)      67 (-1)      80 (-4)      65           80
RH % (24h trend)      100 (+3)     83 (+8)      100          76
Wind 20ft/early(mph)  Lgt/Var      SW  5        W  5         Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  7        Lgt/Var      W  5
Precip Amount         0.63         0.42         0.83         0.15
Precip Duration       8            8            8            2
Precip Begin          6 PM         Continuing   Continuing   Continuing
Precip End            Continuing   Continuing   Continuing   Continuing
Mixing Hgt(m-agl/msl)              810                       1180
Mixing Hgt(ft-agl/msl)             2660                      3880
Transport Wnd (mph)                W 14                      W  9
Vent Rate (kt-ft)                  31920                     31040
Category Day                       3                         3
Inversion             7pm          70F/9am      7pm          67F/8am
Dispersion                         3                         3
Max ADI Early         13 Gen Poor  26 Fair      7 Poor       22 Fair
Max ADI Late          6 Very Poor  40 Fair      5 Very Poor  42 Gen Good
Max LVORI Early       7            9            8            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ510-110815-
Ridges of Eastern Monongalia and Northwestern Preston-
Including the city of Coopers Rock
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           80           90           60
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      65 (-1)      79 (-3)      63           79
RH % (24h trend)      100 (+3)     81 (+7)      100          75
Wind 20ft/early(mph)  Lgt/Var      SW  5        Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         0.60         0.43         0.81         0.12
Precip Duration       8            7            7            4
Precip Begin          6 PM         Continuing   Continuing   7 AM
Precip End            Continuing   Continuing   6 AM         Continuing
Mixing Hgt(m-agl/msl)              780                       1110
Mixing Hgt(ft-agl/msl)             2560                      3650
Transport Wnd (mph)                W 14                      W 10
Vent Rate (kt-ft)                  30720                     32850
Category Day                       3                         3
Inversion             7pm          68F/9am      7pm          65F/8am
Dispersion                         3                         3
Max ADI Early         7 Poor       24 Fair      7 Poor       22 Fair
Max ADI Late          6 Very Poor  42 Gen Good  5 Very Poor  45 Gen Good
Max LVORI Early       8            9            9            9
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ511-110815-
Preston-
Including the cities of Kingwood and Bruceton Mills
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     80           70           90           60
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      65 (-1)      80 (-4)      63           79
RH % (24h trend)      100 (+2)     77 (+8)      100          71
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      SW  6        Lgt/Var      Lgt/Var
Precip Amount         0.56         0.41         0.81         0.13
Precip Duration       9            6            8            4
Precip Begin          6 PM         Continuing   Continuing   7 AM
Precip End            Continuing   Continuing   6 AM         Continuing
Mixing Hgt(m-agl/msl)              810                       1070
Mixing Hgt(ft-agl/msl)             2670                      3500
Transport Wnd (mph)                W 14                      W 10
Vent Rate (kt-ft)                  32040                     31500
Category Day                       3                         3
Inversion             7pm          69F/9am      7pm          66F/8am
Dispersion                         3                         3
Max ADI Early         8 Poor       26 Fair      8 Poor       23 Fair
Max ADI Late          6 Very Poor  47 Gen Good  4 Very Poor  45 Gen Good
Max LVORI Early       8            8            9            8
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ512-110815-
Eastern Preston-
Including the cities of Terra Alta, Rowlesburg, and Hazelton
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           60
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      65 (0)       78 (-4)      62           78
RH % (24h trend)      100 (+3)     78 (+7)      100          73
Wind 20ft/early(mph)  SW  6        SW  6        W  5         Lgt/Var
Wind 20ft/late(mph)   SW  5        W  7 G17     Lgt/Var      W  5
Precip Amount         0.50         0.33         0.76         0.13
Precip Duration       8            5            7            4
Precip Begin          6 PM         Continuing   Continuing   7 AM
Precip End            Continuing   Continuing   6 AM         Continuing
Mixing Hgt(m-agl/msl)              790                       1000
Mixing Hgt(ft-agl/msl)             2600                      3290
Transport Wnd (mph)                W 15                      W 12
Vent Rate (kt-ft)                  33800                     32900
Category Day                       3                         3
Inversion             7pm          68F/9am      7pm          65F/8am
Dispersion                         3                         3
Max ADI Early         14 Gen Poor  28 Fair      16 Gen Poor  24 Fair
Max ADI Late          8 Poor       48 Gen Good  6 Very Poor  47 Gen Good
Max LVORI Early       8            8            9            8
Max LVORI Late        8            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ513-110815-
Western Tucker-
Including the cities of Parsons, Hendricks, and Saint George
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     70           70           90           60
Chance of Thunder (%) 40           50           50           30
Temp (24h trend)      66 (-1)      81 (-3)      64           80
RH % (24h trend)      100 (+5)     72 (+7)      100          70
Wind 20ft/early(mph)  Lgt/Var      Lgt/Var      Lgt/Var      Lgt/Var
Wind 20ft/late(mph)   Lgt/Var      W  6         Lgt/Var      Lgt/Var
Precip Amount         0.57         0.42         0.99         0.22
Precip Duration       8            6            8            4
Precip Begin          6 PM         Continuing   Continuing   7 AM
Precip End            Continuing   Continuing   6 AM         Continuing
Mixing Hgt(m-agl/msl)              790                       990
Mixing Hgt(ft-agl/msl)             2610                      3240
Transport Wnd (mph)                W 16                      W 12
Vent Rate (kt-ft)                  36540                     32400
Category Day                       3                         3
Inversion             7pm          69F/9am      7pm          65F/8am
Dispersion                         3                         3
Max ADI Early         7 Poor       28 Fair      8 Poor       24 Fair
Max ADI Late          5 Very Poor  50 Gen Good  5 Very Poor  45 Gen Good
Max LVORI Early       7            8            9            8
Max LVORI Late        9            4            9            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

WVZ514-110815-
Eastern Tucker-
Including the cities of Davis, Thomas, and Canaan Valley
112 PM EDT Mon Aug 10 2026

                      Tonight      Tue          Tue Night    Wed

Cloud Cover           Mcldy        Mcldy        Mcldy        Mcldy
Precip Type           Tstms        Tstms        Tstms        Tstms
Chance Precip (%)     60           60           80           60
Chance of Thunder (%) 30           50           50           30
Temp (24h trend)      62 (0)       77 (-3)      59           76
RH % (24h trend)      100 (+3)     76 (+9)      100          75
Wind 20ft/early(mph)  W  7 G24     W  8 G26     W  7 G22     W  5 G22
Wind 20ft/late(mph)   W  8 G26     W  8 G22     W  6 G23     W  5
Precip Amount         0.46         0.22         0.73         0.16
Precip Duration       5            3            6            4
Precip Begin          6 PM         Continuing   Continuing   7 AM
Precip End            Continuing   Continuing   6 AM         Continuing
Mixing Hgt(m-agl/msl)              790                       1070
Mixing Hgt(ft-agl/msl)             2600                      3500
Transport Wnd (mph)                W 20                      W 14
Vent Rate (kt-ft)                  44200                     42000
Category Day                       3                         3
Inversion             8pm          67F/9am      8pm          63F/8am
Dispersion                         3                         3
Max ADI Early         17 Gen Poor  33 Fair      24 Fair      31 Fair
Max ADI Late          13 Gen Poor  58 Gen Good  9 Poor       55 Gen Good
Max LVORI Early       5            7            7            7
Max LVORI Late        7            4            8            4

Remarks...ADI is Atmospheric Dispersion Index by Lavdas.
  LVORI is Low Visibility Occurrence Risk Index.

$$

.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Northwest winds 5 to 10 mph.
.SATURDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. East winds around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. Southwest winds
5 to 10 mph.
.MONDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the upper 70s.
Northwest winds 5 to 10 mph.

$$
Milcarek