Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS State College, PA
Issued by NWS State College, PA
013
FNUS51 KCTP 171904
FWFCTP
Fire Weather Planning Forecast for Central Pennsylvania
National Weather Service State College, PA
304 PM EDT Mon Aug 17 2026
.DISCUSSION...
After the front goes through this evening and early tonight, the
showers will end. A dry day is in store for Tuesday and into much
of Wednesday for the balance of Central PA. Scattered showers will
dip into northern PA later Wed. An unsettled pattern then starts
with rain most likely Thus night and Fri with the most rain in the
southern half of the state.
PAZ064-180815-
Adams-
Including the city of Gettysburg
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-5) 83 (-3) 60 85
RH % (24h trend) 100 (0) 59 (-8) 96 55
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 370 5210 350 5670
Transport Wnd (mph) NW 8 NW 8 NW 6 W 10
Vent Rate (kt-ft) 2590 36470 1750 51030
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 11 10
Max ADI Early 32 Fair 33 Fair 39 Fair 4 Very Poor
Max ADI Late 4 Very Poor 58 Gen Good 4 Very Poor 4 Very Poor
Max LVORI Early 7 8 5 7
Max LVORI Late 8 3 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs around 80. Minimum RH
75 percent. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 71 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 79 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 72 percent. Southwest
winds around 5 mph.
.MONDAY...Mostly clear. Lows around 60. Highs in the upper 70s.
Minimum RH 65 percent. West winds around 5 mph.
$$
PAZ034-180815-
Bedford-
Including the city of Bedford
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (-8) 80 (-3) 57 82
RH % (24h trend) 100 (+2) 54 (-14) 97 54
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 5 G14
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 410 5220 410 5550
Transport Wnd (mph) N 7 NW 10 NW 6 W 14
Vent Rate (kt-ft) 2460 46980 2050 66600
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 30 Fair 25 Fair 40 Fair 6 Very Poor
Max ADI Late 3 Very Poor 63 Good 3 Very Poor 6 Very Poor
Max LVORI Early 6 8 6 7
Max LVORI Late 9 3 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 70s.
Minimum RH 74 percent. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 66 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. Minimum RH 72 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. Minimum RH 66 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 61 percent. West winds around 5 mph.
$$
PAZ025-180815-
Blair-
Including the city of Altoona
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 60 (-9) 81 (-1) 57 81
RH % (24h trend) 100 (+3) 54 (-17) 99 57
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 G13 Lgt/Var W 6 G16
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 410 5240 420 5170
Transport Wnd (mph) N 7 NW 12 W 7 W 14
Vent Rate (kt-ft) 2460 52400 2520 62040
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 8
Max ADI Early 32 Fair 29 Fair 40 Fair 7 Poor
Max ADI Late 3 Very Poor 66 Good 3 Very Poor 7 Poor
Max LVORI Early 6 9 6 7
Max LVORI Late 9 2 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 70s.
Minimum RH 69 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. North winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs in the upper 70s. Minimum RH 70 percent. East winds around
5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows around 60.
Highs in the mid 70s. Minimum RH 68 percent. South winds around
5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 64 percent. West winds 5 to 10 mph.
$$
PAZ024-180815-
Cambria-
Including the city of Johnstown
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 59 (-9) 76 (-2) 57 77
RH % (24h trend) 100 (+1) 59 (-19) 98 64
20ftWnd-Val/AM(mph) Lgt/Var SW 5 G15
20ftWnd-Rdg/PM(mph) Lgt/Var NW 6 G13 Lgt/Var W 9 G16
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 440 4660 420 4490
Transport Wnd (mph) N 6 NW 10 SW 7 W 15
Vent Rate (kt-ft) 2200 41940 2520 58370
Dispersion 1 5 2 5
DSI 1 1
Sunshine Hours 9 8
Max ADI Early 28 Fair 26 Fair 39 Fair 8 Poor
Max ADI Late 3 Very Poor 59 Gen Good 3 Very Poor 8 Poor
Max LVORI Early 7 9 6 7
Max LVORI Late 10 3 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows around 60. Highs in the mid 70s. Minimum RH
71 percent. West winds around 5 mph.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 64 percent. Northeast winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 72 percent. Southeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the lower 70s. Minimum RH
72 percent. Southwest winds 5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 68 percent. West winds 5 to 10 mph.
$$
PAZ011-180815-
Cameron-
Including the city of Emporium
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Mclear Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 57 (-13) 80 (-1) 55 79
RH % (24h trend) 100 (0) 49 (-17) 100 61
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 6 G15
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 430 5270 400 4350
Transport Wnd (mph) N 6 NW 10 W 5 W 15
Vent Rate (kt-ft) 2150 47430 1600 56550
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 9 7
Max ADI Early 51 Gen Good 32 Fair 39 Fair 7 Poor
Max ADI Late 3 Very Poor 66 Good 3 Very Poor 7 Poor
Max LVORI Early 7 9 6 8
Max LVORI Late 10 1 7 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 55 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 51 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the upper 70s. Minimum RH 63 percent. Southeast
winds around 5 mph.
.SUNDAY...Mostly cloudy. Showers likely. Lows around 60. Highs in
the mid 70s. Minimum RH 64 percent. South winds around 5 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
50s. Highs in the mid 70s. Minimum RH 60 percent. West winds
around 5 mph.
$$
PAZ017-180815-
Clearfield-
Including the cities of DuBois and Clearfield
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 57 (-12) 78 (-2) 56 78
RH % (24h trend) 100 (+1) 52 (-20) 100 62
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 7 G16
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 420 5100 400 4420
Transport Wnd (mph) N 6 NW 9 SW 5 W 15
Vent Rate (kt-ft) 2100 40800 1600 57460
Dispersion 2 5 1 5
DSI 1 1
Sunshine Hours 10 7
Max ADI Early 35 Fair 30 Fair 36 Fair 7 Poor
Max ADI Late 3 Very Poor 57 Gen Good 3 Very Poor 7 Poor
Max LVORI Early 7 9 6 8
Max LVORI Late 10 2 8 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 63 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. Northeast winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 68 percent. East winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 68 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 64 percent. West winds around 5 mph.
$$
PAZ053-180815-
Columbia-
Including the cities of Bloomsburg and Berwick
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 70 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 62 (-4) 83 (-2) 58 84
RH % (24h trend) 100 (+1) 54 (-15) 100 54
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.04 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 410 5540 390 5050
Transport Wnd (mph) N 6 NW 9 NE 5 W 12
Vent Rate (kt-ft) 2050 44320 1560 50500
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 11 9
Max ADI Early 19 Gen Poor 31 Fair 35 Fair 3 Very Poor
Max ADI Late 3 Very Poor 68 Good 2 Very Poor 3 Very Poor
Max LVORI Early 7 9 6 9
Max LVORI Late 10 1 9 9
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 63 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs around 80.
Minimum RH 54 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 67 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 66 percent. Southeast
winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 59 percent. West winds around 5 mph.
$$
PAZ063-180815-
Cumberland-
Including the city of Carlisle
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-4) 84 (-3) 60 85
RH % (24h trend) 97 (-1) 55 (-11) 94 53
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 390 5480 370 5630
Transport Wnd (mph) N 7 NW 9 NW 6 W 12
Vent Rate (kt-ft) 2340 43840 1850 56300
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 11 10
Max ADI Early 19 Gen Poor 32 Fair 38 Fair 6 Very Poor
Max ADI Late 4 Very Poor 61 Good 3 Very Poor 6 Very Poor
Max LVORI Early 6 7 5 6
Max LVORI Late 7 2 6 6
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the lower 80s.
Minimum RH 71 percent. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 66 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 75 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Minimum RH 69 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs in the upper 70s.
Minimum RH 63 percent. West winds around 5 mph.
$$
PAZ057-180815-
Dauphin-
Including the cities of Harrisburg and Hershey
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 30 0 0 0
Chance of Thunder (%) 30 0 0 0
Temp (24h trend) 63 (-5) 84 (-2) 59 86
RH % (24h trend) 99 (0) 52 (-16) 99 50
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 5 G12
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 390 5420 350 5580
Transport Wnd (mph) NW 7 NW 10 N 7 W 12
Vent Rate (kt-ft) 2340 48780 2100 55800
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 11 10
Max ADI Early 18 Gen Poor 36 Fair 41 Gen Good 4 Very Poor
Max ADI Late 4 Very Poor 64 Good 3 Very Poor 4 Very Poor
Max LVORI Early 7 7 5 7
Max LVORI Late 9 2 7 7
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 mid 60s. Highs in the lower 80s. Minimum RH
65 percent. Light winds.
.FRIDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 60 percent. North winds
around 5 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 71 percent. East winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 65 percent. Southeast
winds around 5 mph.
.MONDAY...Mostly clear. Lows around 60. Highs in the upper 70s.
Minimum RH 58 percent. West winds around 5 mph.
$$
PAZ010-180815-
Elk-
Including the cities of St. Marys and Ridgway
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Mclear Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 50
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 55 (-14) 78 (-1) 54 77
RH % (24h trend) 100 (0) 50 (-19) 100 68
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 7 G15
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 420 5150 390 4030
Transport Wnd (mph) N 5 NW 10 SW 5 W 15
Vent Rate (kt-ft) 1680 46350 1560 52390
Dispersion 1 5 1 5
DSI 2 1
Sunshine Hours 9 7
Max ADI Early 45 Gen Good 31 Fair 37 Fair 8 Poor
Max ADI Late 3 Very Poor 61 Good 3 Very Poor 8 Poor
Max LVORI Early 7 9 7 8
Max LVORI Late 10 1 7 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Minimum RH 53 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the upper 70s. Minimum RH 64 percent. Southeast
winds around 5 mph.
.SUNDAY...Mostly cloudy. Showers likely. Lows in the upper 50s.
Highs in the mid 70s. Minimum RH 67 percent. South winds around
5 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
50s. Highs in the lower 70s. Minimum RH 63 percent. West winds
around 5 mph.
$$
PAZ036-180815-
Franklin-
Including the city of Chambersburg
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 65 (-6) 84 (-3) 59 85
RH % (24h trend) 100 (+2) 54 (-10) 98 52
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 380 5490 370 5700
Transport Wnd (mph) N 7 NW 9 NW 5 W 12
Vent Rate (kt-ft) 2280 43920 1480 57000
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 11 10
Max ADI Early 25 Fair 27 Fair 36 Fair 4 Very Poor
Max ADI Late 4 Very Poor 58 Gen Good 3 Very Poor 4 Very Poor
Max LVORI Early 6 8 5 7
Max LVORI Late 8 3 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs around 80. Minimum RH
73 percent. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 67 percent. North winds
around 5 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 74 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 65 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs in the upper 70s.
Minimum RH 61 percent. West winds around 5 mph.
$$
PAZ035-180815-
Fulton-
Including the city of McConnellsburg
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 64 (-6) 82 (-3) 59 84
RH % (24h trend) 100 (+3) 53 (-12) 98 53
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 360 5480 390 5890
Transport Wnd (mph) N 7 NW 9 NW 5 W 12
Vent Rate (kt-ft) 2160 43840 1560 58900
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 10 10
Max ADI Early 27 Fair 23 Fair 40 Fair 4 Very Poor
Max ADI Late 4 Very Poor 61 Good 3 Very Poor 4 Very Poor
Max LVORI Early 6 8 5 7
Max LVORI Late 8 2 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the upper 70s.
Minimum RH 75 percent. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 67 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 74 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 64 percent. Southwest
winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 60 percent. West winds around 5 mph.
$$
PAZ026-180815-
Huntingdon-
Including the cities of Huntingdon and Mount Union
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (-8) 82 (-3) 58 84
RH % (24h trend) 100 (+2) 52 (-15) 100 52
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 5 G13
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 410 5340 410 5610
Transport Wnd (mph) N 7 NW 10 NW 6 W 13
Vent Rate (kt-ft) 2460 48060 2050 61710
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 25 Fair 26 Fair 35 Fair 5 Very Poor
Max ADI Late 3 Very Poor 66 Good 3 Very Poor 5 Very Poor
Max LVORI Early 6 9 6 8
Max LVORI Late 8 2 8 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the upper 70s.
Minimum RH 69 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 71 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 65 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 61 percent. West winds around 5 mph.
$$
PAZ028-180815-
Juniata-
Including the city of Mifflintown
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 20 0 0 0
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 64 (-5) 83 (-2) 59 84
RH % (24h trend) 100 (+1) 55 (-14) 100 55
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.02 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 410 5400 390 5780
Transport Wnd (mph) N 6 NW 9 NW 6 W 13
Vent Rate (kt-ft) 2050 43200 1950 63580
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 14 Gen Poor 30 Fair 29 Fair 5 Very Poor
Max ADI Late 3 Very Poor 61 Good 3 Very Poor 5 Very Poor
Max LVORI Early 6 9 5 9
Max LVORI Late 9 2 8 9
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Minimum RH 70 percent. Light winds.
.FRIDAY...Partly cloudy. Lows around 60. Highs in the upper 70s.
Minimum RH 64 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 75 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 70 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 65 percent. West winds around 5 mph.
$$
PAZ066-180815-
Lancaster-
Including the city of Lancaster
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 30 0 0 0
Chance of Thunder (%) 30 0 0 0
Temp (24h trend) 67 (-1) 84 (-3) 62 86
RH % (24h trend) 100 (+1) 56 (-12) 98 51
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 6
Precip Amount 0.02 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 380 4990 330 5880
Transport Wnd (mph) NW 7 NW 10 NW 5 W 12
Vent Rate (kt-ft) 2280 44910 1320 58800
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 12 11
Max ADI Early 25 Fair 32 Fair 34 Fair 5 Very Poor
Max ADI Late 4 Very Poor 58 Gen Good 3 Very Poor 5 Very Poor
Max LVORI Early 7 8 5 7
Max LVORI Late 9 3 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 60s. Highs in the lower 80s.
Minimum RH 68 percent. Northwest winds around 5 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 64 percent. North winds around
5 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Minimum RH 72 percent. Northeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Minimum RH 69 percent. North winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 60s. Highs in the
upper 70s. Minimum RH 61 percent. Northwest winds 5 to 10 mph.
$$
PAZ059-180815-
Lebanon-
Including the city of Lebanon
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 30 0 0 0
Chance of Thunder (%) 30 0 0 0
Temp (24h trend) 65 (-2) 85 (-3) 61 86
RH % (24h trend) 100 (0) 52 (-13) 99 49
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 6 Lgt/Var W 7
Precip Amount 0.02 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 390 5250 340 5540
Transport Wnd (mph) NW 7 NW 10 N 7 W 13
Vent Rate (kt-ft) 2340 47250 2040 60940
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 11 11
Max ADI Early 23 Fair 34 Fair 34 Fair 3 Very Poor
Max ADI Late 4 Very Poor 62 Good 3 Very Poor 3 Very Poor
Max LVORI Early 7 8 5 7
Max LVORI Late 9 2 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs in the lower 80s. Minimum RH
63 percent. Northwest winds around 5 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. Minimum RH 58 percent. North winds
around 5 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Minimum RH 70 percent. Northeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Minimum RH 64 percent. South winds around
5 mph.
.MONDAY...Mostly clear. Lows in the lower 60s. Highs in the upper
70s. Minimum RH 56 percent. West winds 5 to 10 mph.
$$
PAZ005-180815-
McKean-
Including the city of Bradford
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 70
Chance of Thunder (%) 0 0 0 50
Temp (24h trend) 54 (-15) 77 (-1) 53 76
RH % (24h trend) 100 (0) 47 (-19) 99 67
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 6 G15
Precip Amount 0.00 0.00 0.00 0.04
Precip Duration 4
Precip Begin 7 AM
Precip End 6 PM
Mixing Hgt(ft-agl) 410 5090 390 4110
Transport Wnd (mph) N 3 NW 10 SW 6 W 16
Vent Rate (kt-ft) 1230 45810 1950 57540
Dispersion 1 5 1 5
DSI 2 1
Sunshine Hours 9 6
Max ADI Early 45 Gen Good 35 Fair 40 Fair 8 Poor
Max ADI Late 3 Very Poor 64 Good 3 Very Poor 8 Poor
Max LVORI Early 9 9 7 6
Max LVORI Late 10 1 7 6
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Minimum RH 50 percent. Light winds.
.FRIDAY...Mostly clear. Lows around 50. Highs in the upper 70s.
Minimum RH 47 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the mid
50s. Highs in the upper 70s. Minimum RH 59 percent. Southeast
winds around 5 mph.
.SUNDAY...Mostly cloudy. Showers likely. Lows in the mid 50s.
Highs in the lower 70s. Minimum RH 64 percent. South winds around
5 mph.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the lower
50s. Highs in the lower 70s. Minimum RH 60 percent. West winds
around 5 mph.
$$
PAZ027-180815-
Mifflin-
Including the city of Lewistown
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 62 (-6) 82 (-3) 58 84
RH % (24h trend) 100 (0) 58 (-12) 100 58
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 5 G13
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 390 5240 390 5610
Transport Wnd (mph) N 6 NW 9 NW 6 W 13
Vent Rate (kt-ft) 1950 41920 1950 61710
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 18 Gen Poor 27 Fair 28 Fair 5 Very Poor
Max ADI Late 3 Very Poor 59 Gen Good 3 Very Poor 5 Very Poor
Max LVORI Early 7 9 6 8
Max LVORI Late 9 2 8 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 70 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 63 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 76 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 72 percent. Southwest
winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 65 percent. West winds around 5 mph.
$$
PAZ051-180815-
Montour-
Including the city of Danville
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 60 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 63 (-5) 83 (-3) 59 83
RH % (24h trend) 100 (+1) 51 (-15) 100 55
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var SW 5 G12
Precip Amount 0.04 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 400 5540 390 5210
Transport Wnd (mph) N 7 NW 9 N 5 W 12
Vent Rate (kt-ft) 2400 44320 1560 52100
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 20 Gen Poor 29 Fair 36 Fair 2 Very Poor
Max ADI Late 3 Very Poor 69 Good 2 Very Poor 2 Very Poor
Max LVORI Early 6 9 5 9
Max LVORI Late 10 1 10 9
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 60 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 80s. Minimum RH 54 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 65 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 63 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs in the upper 70s.
Minimum RH 57 percent. West winds around 5 mph.
$$
PAZ018-180815-
Northern Centre-
Including the city of Philipsburg
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 58 (-10) 80 (0) 55 79
RH % (24h trend) 100 (0) 50 (-21) 98 58
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 6 G15
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 430 5290 420 4880
Transport Wnd (mph) N 7 NW 9 W 7 W 15
Vent Rate (kt-ft) 2580 42320 2520 63440
Dispersion 2 5 1 5
DSI 1 1
Sunshine Hours 10 8
Max ADI Early 30 Fair 30 Fair 38 Fair 7 Poor
Max ADI Late 3 Very Poor 60 Gen Good 3 Very Poor 7 Poor
Max LVORI Early 7 9 6 7
Max LVORI Late 10 2 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 62 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 56 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 67 percent. East winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows around 60.
Highs in the mid 70s. Minimum RH 66 percent. South winds around
5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 61 percent. West winds around 5 mph.
$$
PAZ012-180815-
Northern Clinton-
Including the city of Renovo
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 20
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 60 (-8) 80 (-1) 57 79
RH % (24h trend) 100 (+1) 49 (-19) 98 59
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 5 G15
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 440 5370 400 4890
Transport Wnd (mph) N 7 NW 9 NW 5 W 15
Vent Rate (kt-ft) 2640 42960 1600 63570
Dispersion 1 5 1 5
DSI 2 1
Sunshine Hours 10 8
Max ADI Early 29 Fair 33 Fair 31 Fair 6 Very Poor
Max ADI Late 3 Very Poor 60 Gen Good 2 Very Poor 6 Very Poor
Max LVORI Early 7 9 5 7
Max LVORI Late 10 1 7 7
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. Lows around 60.
Highs in the upper 70s. Minimum RH 58 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 52 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs in the upper 70s. Minimum RH 65 percent. Northeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the mid 70s. Minimum RH 64 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 58 percent. West winds around 5 mph.
$$
PAZ041-180815-
Northern Lycoming-
Including the city of Trout Run
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type Tstms None None Showers
Chance Precip (%) 40 0 0 20
Chance of Thunder (%) 40 0 0 0
Temp (24h trend) 59 (-6) 79 (-1) 56 79
RH % (24h trend) 100 (0) 52 (-20) 97 61
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var SW 6 G14
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 0 0
Precip Begin 6 PM 2 PM
Precip End 8 PM Continuing
Mixing Hgt(ft-agl) 420 5490 390 4870
Transport Wnd (mph) N 7 NW 8 NW 5 W 14
Vent Rate (kt-ft) 2520 38430 1560 58440
Dispersion 2 5 1 5
DSI 1 1
Sunshine Hours 10 9
Max ADI Early 20 Gen Poor 39 Fair 23 Fair 6 Very Poor
Max ADI Late 4 Very Poor 57 Gen Good 3 Very Poor 6 Very Poor
Max LVORI Early 7 9 5 7
Max LVORI Late 9 1 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 61 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 55 percent. North winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 69 percent. East winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows around 60.
Highs in the mid 70s. Minimum RH 68 percent. South winds around
5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
lower 70s. Minimum RH 61 percent. West winds around 5 mph.
$$
PAZ052-180815-
Northumberland-
Including the cities of Sunbury and Shamokin
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 60 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 63 (-5) 83 (-2) 58 84
RH % (24h trend) 100 (0) 53 (-16) 100 54
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.04 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 410 5480 380 5470
Transport Wnd (mph) N 8 NW 9 N 5 W 12
Vent Rate (kt-ft) 2870 43840 1520 54700
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 19 Gen Poor 33 Fair 38 Fair 3 Very Poor
Max ADI Late 4 Very Poor 64 Good 3 Very Poor 3 Very Poor
Max LVORI Early 7 9 6 9
Max LVORI Late 9 1 9 9
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 62 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 56 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 68 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 64 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 58 percent. West winds around 5 mph.
$$
PAZ056-180815-
Perry-
Including the city of Newport
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 20 0 0 0
Chance of Thunder (%) 20 0 0 0
Temp (24h trend) 63 (-6) 83 (-2) 59 84
RH % (24h trend) 100 (+3) 55 (-14) 100 55
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.01 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 420 5460 380 5790
Transport Wnd (mph) N 7 NW 9 NW 6 W 13
Vent Rate (kt-ft) 2520 43680 1900 63690
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 18 Gen Poor 31 Fair 35 Fair 5 Very Poor
Max ADI Late 4 Very Poor 64 Good 3 Very Poor 5 Very Poor
Max LVORI Early 7 8 5 8
Max LVORI Late 9 2 7 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 60s. Highs around 80. Minimum RH 71 percent.
Light winds.
.FRIDAY...Partly cloudy. Lows around 60. Highs in the upper 70s.
Minimum RH 65 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 76 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 70 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 64 percent. West winds around 5 mph.
$$
PAZ006-180815-
Potter-
Including the city of Coudersport
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 50
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 55 (-12) 76 (-2) 54 75
RH % (24h trend) 100 (0) 52 (-18) 100 66
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 6 G15
Precip Amount 0.00 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 420 5150 420 4270
Transport Wnd (mph) N 5 NW 10 W 5 W 16
Vent Rate (kt-ft) 1680 46350 1680 59780
Dispersion 1 5 1 5
DSI 1 1
Sunshine Hours 9 7
Max ADI Early 48 Gen Good 35 Fair 40 Fair 8 Poor
Max ADI Late 3 Very Poor 64 Good 3 Very Poor 8 Poor
Max LVORI Early 8 9 6 7
Max LVORI Late 10 1 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. Light winds.
.FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Minimum RH 53 percent. Northeast winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 66 percent. Southeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. Showers likely. Lows in the upper 50s.
Highs in the lower 70s. Minimum RH 69 percent. South winds around
5 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the mid
50s. Highs around 70. Minimum RH 65 percent. West winds around
5 mph.
$$
PAZ058-180815-
Schuylkill-
Including the city of Pottsville
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type Tstms None None None
Chance Precip (%) 50 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 62 (-3) 82 (-3) 58 84
RH % (24h trend) 100 (+1) 53 (-17) 100 52
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 400 5220 340 5460
Transport Wnd (mph) NW 7 NW 12 NW 6 W 12
Vent Rate (kt-ft) 2400 52200 1700 54600
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 11 10
Max ADI Early 22 Fair 36 Fair 44 Gen Good 4 Very Poor
Max ADI Late 4 Very Poor 70 Good 3 Very Poor 4 Very Poor
Max LVORI Early 8 8 6 8
Max LVORI Late 9 1 9 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 63 percent. Light winds.
.FRIDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the upper 70s. Minimum RH 56 percent. Light winds.
.SATURDAY...Mostly cloudy. Showers likely. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 69 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 66 percent. East winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 57 percent. West winds around 5 mph.
$$
PAZ050-180815-
Snyder-
Including the city of Selinsgrove
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 50 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 63 (-5) 82 (-2) 59 83
RH % (24h trend) 100 (0) 55 (-16) 99 58
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 5 G12
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 430 5520 390 5500
Transport Wnd (mph) N 6 NW 9 NW 6 W 13
Vent Rate (kt-ft) 2150 44160 1950 60500
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 17 Gen Poor 34 Fair 29 Fair 4 Very Poor
Max ADI Late 4 Very Poor 62 Good 3 Very Poor 4 Very Poor
Max LVORI Early 6 9 5 7
Max LVORI Late 9 1 7 7
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. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 68 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 73 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 70 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows around 60. Highs in the mid 70s.
Minimum RH 63 percent. West winds around 5 mph.
$$
PAZ033-180815-
Somerset-
Including the city of Somerset
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 40 0 0 0
Chance of Thunder (%) 40 0 0 0
Temp (24h trend) 60 (-8) 75 (-3) 55 77
RH % (24h trend) 100 (+1) 61 (-16) 100 62
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 6 Lgt/Var W 7 G14
Precip Amount 0.08 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 12 AM
Mixing Hgt(ft-agl) 410 4360 390 4360
Transport Wnd (mph) NW 6 NW 12 SW 7 W 15
Vent Rate (kt-ft) 2050 43600 2340 56680
Dispersion 1 5 1 5
DSI 1 1
Sunshine Hours 9 8
Max ADI Early 20 Gen Poor 23 Fair 40 Fair 8 Poor
Max ADI Late 3 Very Poor 56 Gen Good 3 Very Poor 8 Poor
Max LVORI Early 8 10 7 8
Max LVORI Late 10 3 8 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy with showers likely and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 70s.
Minimum RH 80 percent. Light winds.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the lower 70s. Minimum RH 70 percent. North winds
around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 75 percent. Southeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the lower 70s. Minimum RH
73 percent. Southwest winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs around 70.
Minimum RH 69 percent. West winds 5 to 10 mph.
$$
PAZ019-180815-
Southern Centre-
Including the city of State College
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 30 0 0 0
Chance of Thunder (%) 30 0 0 0
Temp (24h trend) 60 (-8) 81 (-2) 56 82
RH % (24h trend) 100 (+1) 54 (-16) 99 58
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 6 G14
Precip Amount 0.02 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 420 5400 390 5450
Transport Wnd (mph) N 6 NW 10 NW 5 W 14
Vent Rate (kt-ft) 2100 48600 1560 65400
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 21 Fair 29 Fair 32 Fair 6 Very Poor
Max ADI Late 3 Very Poor 65 Good 2 Very Poor 6 Very Poor
Max LVORI Early 7 9 6 7
Max LVORI Late 10 1 8 7
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. Lows around 60.
Highs in the upper 70s. Minimum RH 66 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 59 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs in the upper 70s. Minimum RH 70 percent. Northeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows around 60.
Highs in the mid 70s. Minimum RH 69 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 63 percent. West winds around 5 mph.
$$
PAZ045-180815-
Southern Clinton-
Including the city of Lock Haven
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 40 0 0 0
Chance of Thunder (%) 40 0 0 0
Temp (24h trend) 59 (-8) 82 (-1) 56 82
RH % (24h trend) 100 (+1) 52 (-17) 99 57
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 6 G14
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 430 5350 380 5380
Transport Wnd (mph) N 6 NW 8 NW 5 W 14
Vent Rate (kt-ft) 2150 37450 1520 64560
Dispersion 1 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 15 Gen Poor 31 Fair 26 Fair 6 Very Poor
Max ADI Late 3 Very Poor 59 Gen Good 2 Very Poor 6 Very Poor
Max LVORI Early 8 9 6 7
Max LVORI Late 10 1 8 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 61 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 55 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs in the upper 70s. Minimum RH 67 percent. Northeast winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 66 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 60 percent. West winds around 5 mph.
$$
PAZ046-180815-
Southern Lycoming-
Including the city of Williamsport
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 50 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 61 (-6) 82 (-1) 58 83
RH % (24h trend) 100 (0) 50 (-20) 99 55
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var SW 6 G14
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 0
Precip Begin 6 PM
Precip End 8 PM
Mixing Hgt(ft-agl) 410 5750 390 5230
Transport Wnd (mph) N 7 NW 9 NW 5 W 13
Vent Rate (kt-ft) 2460 46000 1560 57530
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 15 Gen Poor 35 Fair 21 Fair 4 Very Poor
Max ADI Late 4 Very Poor 64 Good 3 Very Poor 4 Very Poor
Max LVORI Early 6 9 5 8
Max LVORI Late 10 1 8 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 59 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 53 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 66 percent. East winds
around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 64 percent. Southwest
winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 57 percent. West winds around 5 mph.
$$
PAZ042-180815-
Sullivan-
Including the city of Laporte
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None Showers
Chance Precip (%) 40 0 0 20
Chance of Thunder (%) 40 0 0 0
Temp (24h trend) 58 (-6) 78 (-2) 55 79
RH % (24h trend) 100 (0) 57 (-21) 100 61
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var SW 5 G13
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 0 0
Precip Begin 6 PM 2 PM
Precip End 8 PM Continuing
Mixing Hgt(ft-agl) 440 5380 390 4690
Transport Wnd (mph) N 8 NW 10 W 5 W 14
Vent Rate (kt-ft) 3080 48420 1560 56280
Dispersion 2 5 1 5
DSI 2 1
Sunshine Hours 9 9
Max ADI Early 17 Gen Poor 37 Fair 34 Fair 7 Poor
Max ADI Late 5 Very Poor 67 Good 2 Very Poor 7 Poor
Max LVORI Early 8 9 7 8
Max LVORI Late 9 2 10 8
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 67 percent. North winds
around 5 mph.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 57 percent. North winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 73 percent. East winds
around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 73 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 66 percent. Northwest winds around 5 mph.
$$
PAZ037-180815-
Tioga-
Including the cities of Mansfield and Wellsboro
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Pcldy Pcldy Pcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 40
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 57 (-8) 77 (-1) 55 77
RH % (24h trend) 100 (+1) 54 (-18) 96 63
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 7 G14
Precip Amount 0.00 0.00 0.00 0.01
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 410 5290 400 4820
Transport Wnd (mph) N 6 NW 9 NW 7 W 15
Vent Rate (kt-ft) 2050 42320 2400 62660
Dispersion 1 5 1 5
DSI 1 1
Sunshine Hours 9 8
Max ADI Early 33 Fair 40 Fair 35 Fair 8 Poor
Max ADI Late 3 Very Poor 60 Gen Good 3 Very Poor 8 Poor
Max LVORI Early 7 9 5 6
Max LVORI Late 10 1 7 6
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the upper 50s. Highs in the
mid 70s. Minimum RH 59 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 54 percent. North winds around 5 mph.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 67 percent. South winds
around 5 mph.
.SUNDAY...Mostly cloudy. Showers likely. Lows in the upper 50s.
Highs in the lower 70s. Minimum RH 70 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 64 percent. West winds 5 to 10 mph.
$$
PAZ049-180815-
Union-
Including the city of Lewisburg
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Pcldy
Precip Type Tstms None None None
Chance Precip (%) 60 0 0 0
Chance of Thunder (%) 50 0 0 0
Temp (24h trend) 61 (-6) 83 (-2) 58 83
RH % (24h trend) 100 (0) 53 (-15) 97 56
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var W 5 G14
Precip Amount 0.03 0.00 0.00 0.00
Precip Duration 1
Precip Begin 6 PM
Precip End 9 PM
Mixing Hgt(ft-agl) 430 5630 390 5460
Transport Wnd (mph) N 8 NW 9 NW 6 W 13
Vent Rate (kt-ft) 3010 45040 1950 60060
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 10 9
Max ADI Early 20 Gen Poor 33 Fair 26 Fair 5 Very Poor
Max ADI Late 4 Very Poor 64 Good 3 Very Poor 5 Very Poor
Max LVORI Early 6 9 5 7
Max LVORI Late 9 1 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 63 percent. Light winds.
.FRIDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 57 percent. Light winds.
.SATURDAY...Partly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 69 percent. Light winds.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 66 percent. South winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 59 percent. West winds around 5 mph.
$$
PAZ004-180815-
Warren-
Including the city of Warren
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Mclear Pcldy Pcldy Mcldy
Precip Type None None None Tstms
Chance Precip (%) 0 0 0 70
Chance of Thunder (%) 0 0 0 20
Temp (24h trend) 56 (-14) 78 (0) 56 76
RH % (24h trend) 100 (+1) 47 (-19) 99 69
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 5 G14
Precip Amount 0.00 0.00 0.00 0.03
Precip Duration 4
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(ft-agl) 400 4960 400 3910
Transport Wnd (mph) N 5 NW 10 NW 5 W 15
Vent Rate (kt-ft) 1600 44640 1600 50830
Dispersion 1 5 1 5
DSI 2 1
Sunshine Hours 9 6
Max ADI Early 39 Fair 37 Fair 31 Fair 8 Poor
Max ADI Late 3 Very Poor 60 Gen Good 4 Very Poor 8 Poor
Max LVORI Early 10 9 6 7
Max LVORI Late 10 1 7 7
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 50 percent. Light winds.
.FRIDAY...Mostly clear. Lows in the lower 50s. Highs in the upper
70s. Minimum RH 47 percent. Light winds.
.SATURDAY...Partly cloudy. Showers likely. Lows in the upper 50s.
Highs in the upper 70s. Minimum RH 59 percent. Southeast winds
around 5 mph.
.SUNDAY...Mostly cloudy with showers likely. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 65 percent. South winds
around 5 mph.
.MONDAY...Mostly cloudy. A chance of showers. Lows in the mid
50s. Highs in the lower 70s. Minimum RH 61 percent. West winds
around 5 mph.
$$
PAZ065-180815-
York-
Including the city of York
304 PM EDT Mon Aug 17 2026
Tonight Tue Tue Night Wed
Cloud Cover Pcldy Mclear Mclear Mclear
Precip Type None None None None
Chance Precip (%) 0 0 0 0
Chance of Thunder (%) 0 0 0 0
Temp (24h trend) 67 (-3) 84 (-3) 62 85
RH % (24h trend) 100 (+1) 57 (-10) 93 53
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var NW 5 Lgt/Var W 5
Precip Amount 0.00 0.00 0.00 0.00
Precip Duration
Precip Begin
Precip End
Mixing Hgt(ft-agl) 380 5140 330 5750
Transport Wnd (mph) NW 8 NW 9 NW 6 W 10
Vent Rate (kt-ft) 2660 41120 1650 51750
Dispersion 2 5 1 5
DSI 2 2
Sunshine Hours 11 11
Max ADI Early 25 Fair 33 Fair 41 Gen Good 5 Very Poor
Max ADI Late 4 Very Poor 56 Gen Good 3 Very Poor 5 Very Poor
Max LVORI Early 6 7 5 6
Max LVORI Late 9 3 6 6
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.THURSDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the mid 60s. Highs in the lower 80s.
Minimum RH 72 percent. Northwest winds around 5 mph.
.FRIDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 69 percent. North winds
around 5 mph.
.SATURDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Minimum RH 76 percent. Northeast
winds around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Minimum RH 70 percent. West winds
around 5 mph.
.MONDAY...Mostly clear. Lows in the lower 60s. Highs in the upper
70s. Minimum RH 63 percent. West winds around 5 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation near normal.
$$