Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS State College, PA
Issued by NWS State College, PA
479
FNUS51 KCTP 210631
FWFCTP
Fire Weather Planning Forecast for Central Pennsylvania
National Weather Service State College, PA
231 AM EDT Fri Aug 21 2026
.DISCUSSION...
A ridge of surface high pressure over Central and Western
PA early today will drift slowly to the east and bring a mostly
sunny day with light winds and comfortable humidity.
Min RH this afternoon will range from the 40s across the
Northwest Mountains to the 50s across much of the remainder of
the Commonwealth.
Saturday will be partly sunny with some mid to late afternoon
showers and thunderstorms developing. Saturday night and Sunday
will feature plenty of clouds with periods of showers and a few
thunderstorms that will be most prevalent across the Northwest
Mountains of Pennsylvania.
PAZ064-212030-
Adams-
Including the city of Gettysburg
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None Showers Tstms
Chance Precip (%) 0 20 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 79 (0) 58 (-3) 77
RH % (24h trend) 58 (-20) 100 (+1) 78
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.01 0.40
Precip Duration 0 4
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl) 4040 330 2310
Transport Wnd (mph) NE 5 E 6 SE 10
Vent Rate (kt-ft) 16160 1650 20790
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 10 3
Max ADI Early 27 Fair 3 Very Poor 25 Fair
Max ADI Late 28 Fair 3 Very Poor 29 Fair
Max LVORI Early 6 6 8
Max LVORI Late 3 8 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 69 percent. Southwest
winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Minimum RH 60 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 63 percent. Light winds.
.WEDNESDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs in the upper 70s. Minimum RH 70 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the upper 70s. Minimum RH 76 percent. Light winds.
$$
PAZ034-212030-
Bedford-
Including the city of Bedford
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None Showers Tstms
Chance Precip (%) 0 20 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 78 (+6) 57 (-3) 77
RH % (24h trend) 49 (-38) 100 (0) 73
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.01 0.10
Precip Duration 0 4
Precip Begin 3 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl) 3990 420 2310
Transport Wnd (mph) E 5 E 7 SE 10
Vent Rate (kt-ft) 15960 2520 20790
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 10 4
Max ADI Early 17 Gen Poor 3 Very Poor 19 Gen Poor
Max ADI Late 26 Fair 3 Very Poor 30 Fair
Max LVORI Early 6 5 7
Max LVORI Late 2 6 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Patchy fog through the night. Showers
likely. Lows in the lower 60s. Highs in the mid 70s. Minimum RH
63 percent. West winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 55 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 54 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 61 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 68 percent. Light winds.
$$
PAZ025-212030-
Blair-
Including the city of Altoona
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Mcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 70
Chance of Thunder (%) 0 0 50
Temp (24h trend) 78 (+9) 55 (-3) 77
RH % (24h trend) 50 (-40) 100 (0) 73
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.09
Precip Duration 3
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(ft-agl) 3800 430 2620
Transport Wnd (mph) E 6 SE 6 SE 12
Vent Rate (kt-ft) 19000 2150 26200
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 5
Max ADI Early 18 Gen Poor 3 Very Poor 20 Gen Poor
Max ADI Late 27 Fair 3 Very Poor 36 Fair
Max LVORI Early 7 6 8
Max LVORI Late 2 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows around 60.
Highs in the mid 70s. Minimum RH 67 percent. Southwest winds
around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 61 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Minimum RH 57 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 63 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. Minimum RH
70 percent. Southeast winds around 5 mph.
$$
PAZ024-212030-
Cambria-
Including the city of Johnstown
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 70
Chance of Thunder (%) 0 0 50
Temp (24h trend) 75 (+7) 55 (-2) 75
RH % (24h trend) 51 (-41) 100 (0) 75
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SE 5 G12
Precip Amount 0.00 0.00 0.06
Precip Duration 3
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(ft-agl) 3830 440 2490
Transport Wnd (mph) E 7 E 8 S 13
Vent Rate (kt-ft) 22980 3080 27390
Dispersion 5 2 5
DSI 1 1
Sunshine Hours 11 6
Max ADI Early 21 Fair 4 Very Poor 29 Fair
Max ADI Late 32 Fair 5 Very Poor 38 Fair
Max LVORI Early 7 5 7
Max LVORI Late 2 6 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs around 70. Minimum RH 75 percent. West winds
5 to 10 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 60s. Minimum RH 64 percent. West winds 5 to 10 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 60 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 63 percent. Southeast winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 70s. Minimum RH
72 percent. South winds around 5 mph.
$$
PAZ011-212030-
Cameron-
Including the city of Emporium
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 50
Temp (24h trend) 78 (+8) 53 (-3) 77
RH % (24h trend) 44 (-39) 100 (0) 70
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.05
Precip Duration 1
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4720 410 2710
Transport Wnd (mph) E 5 SE 6 S 13
Vent Rate (kt-ft) 18880 2050 29810
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 12 6
Max ADI Early 24 Fair 3 Very Poor 33 Fair
Max ADI Late 34 Fair 3 Very Poor 42 Gen Good
Max LVORI Early 7 6 7
Max LVORI Late 2 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows around 60.
Highs in the lower 70s. Minimum RH 68 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 60 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Minimum RH 56 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 57 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows around 60. Highs in the upper 70s. Minimum RH 65 percent.
Southeast winds around 5 mph.
$$
PAZ017-212030-
Clearfield-
Including the cities of DuBois and Clearfield
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 50
Temp (24h trend) 76 (+8) 54 (-1) 76
RH % (24h trend) 45 (-43) 99 (-1) 71
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SE 5 G12
Precip Amount 0.00 0.00 0.05
Precip Duration 2
Precip Begin 8 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4060 420 2750
Transport Wnd (mph) E 6 SE 7 S 13
Vent Rate (kt-ft) 20300 2520 30250
Dispersion 5 2 5
DSI 1 1
Sunshine Hours 12 6
Max ADI Early 21 Fair 3 Very Poor 28 Fair
Max ADI Late 31 Fair 4 Very Poor 42 Gen Good
Max LVORI Early 7 6 7
Max LVORI Late 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs in the lower 70s. Minimum RH 71 percent.
Southwest winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs around 70.
Minimum RH 62 percent. Southwest winds around 5 mph.
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 58 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 60 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows around 60. Highs in the upper 70s. Minimum RH 68 percent.
Southeast winds around 5 mph.
$$
PAZ053-212030-
Columbia-
Including the cities of Bloomsburg and Berwick
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 80 (+8) 57 (-1) 78
RH % (24h trend) 52 (-34) 100 (0) 69
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.02
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4680 390 3530
Transport Wnd (mph) NE 5 E 6 SE 12
Vent Rate (kt-ft) 18720 1950 35300
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 6
Max ADI Early 22 Fair 2 Very Poor 38 Fair
Max ADI Late 35 Fair 3 Very Poor 50 Gen Good
Max LVORI Early 8 6 8
Max LVORI Late 3 8 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely and a chance of thunderstorms. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 72 percent. Light winds.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 61 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 59 percent. Light winds.
.WEDNESDAY...Mostly clear. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 70 percent. Light winds.
$$
PAZ063-212030-
Cumberland-
Including the city of Carlisle
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None None Showers
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 0
Temp (24h trend) 80 (+2) 58 (-3) 78
RH % (24h trend) 54 (-23) 100 (+2) 75
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.10
Precip Duration 3
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4330 340 2640
Transport Wnd (mph) NE 5 NE 3 SE 12
Vent Rate (kt-ft) 17320 1020 26400
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 4
Max ADI Early 23 Fair 2 Very Poor 28 Fair
Max ADI Late 27 Fair 3 Very Poor 37 Fair
Max LVORI Early 6 6 8
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 68 percent. Southwest
winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Minimum RH 59 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 60 percent. Light winds.
.WEDNESDAY...Partly cloudy. A chance of showers. Lows around 60.
Highs around 80. Minimum RH 67 percent. Light winds.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the mid 60s.
Highs around 80. Minimum RH 74 percent. Light winds.
$$
PAZ057-212030-
Dauphin-
Including the cities of Harrisburg and Hershey
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None None Showers
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 0
Temp (24h trend) 81 (+5) 58 (-2) 78
RH % (24h trend) 51 (-29) 100 (+1) 71
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SE 5
Precip Amount 0.00 0.00 0.10
Precip Duration 2
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4600 340 2700
Transport Wnd (mph) NE 5 E 6 SE 12
Vent Rate (kt-ft) 18400 1700 27000
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 4
Max ADI Early 24 Fair 3 Very Poor 30 Fair
Max ADI Late 29 Fair 3 Very Poor 38 Fair
Max LVORI Early 7 6 8
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely. Lows in the lower 60s. Highs around 80. Minimum RH
66 percent. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Minimum RH 56 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 57 percent. West winds around 5 mph.
.WEDNESDAY...Mostly clear. A chance of showers. Lows in the upper
50s. Highs around 80. Minimum RH 64 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Minimum RH 72 percent. Southeast winds
around 5 mph.
$$
PAZ010-212030-
Elk-
Including the cities of St. Marys and Ridgway
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 40
Temp (24h trend) 77 (+7) 51 (-3) 77
RH % (24h trend) 45 (-36) 98 (-2) 68
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5 G12
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4530 400 3240
Transport Wnd (mph) E 5 SE 8 S 14
Vent Rate (kt-ft) 18120 2800 38880
Dispersion 5 2 5
DSI 1 2
Sunshine Hours 12 6
Max ADI Early 23 Fair 3 Very Poor 31 Fair
Max ADI Late 32 Fair 4 Very Poor 49 Gen Good
Max LVORI Early 7 6 6
Max LVORI Late 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs in the lower 70s. Minimum RH 72 percent.
Southwest winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs around 70.
Minimum RH 63 percent. Southwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows around 50. Highs in the lower 70s.
Minimum RH 58 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Minimum RH 58 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the upper 70s. Minimum RH
66 percent. Southeast winds around 5 mph.
$$
PAZ036-212030-
Franklin-
Including the city of Chambersburg
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None Showers Tstms
Chance Precip (%) 0 20 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 81 (+3) 58 (-3) 80
RH % (24h trend) 49 (-28) 100 (+2) 72
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.01 0.13
Precip Duration 0 3
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl) 4030 390 2430
Transport Wnd (mph) NE 5 NE 6 SE 9
Vent Rate (kt-ft) 16120 1950 19440
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 10 4
Max ADI Early 25 Fair 3 Very Poor 23 Fair
Max ADI Late 26 Fair 3 Very Poor 28 Fair
Max LVORI Early 7 6 7
Max LVORI Late 2 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Patchy fog through the night. A chance
of showers. Lows in the lower 60s. Highs around 80. Minimum RH
62 percent. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Minimum RH 53 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 57 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows around 60. Highs in the lower
80s. Minimum RH 65 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Minimum RH 71 percent. Light winds.
$$
PAZ035-212030-
Fulton-
Including the city of McConnellsburg
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None Showers Tstms
Chance Precip (%) 0 20 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 80 (+4) 58 (-3) 78
RH % (24h trend) 49 (-33) 100 (+1) 72
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.02 0.11
Precip Duration 0 3
Precip Begin 2 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl) 4160 410 2230
Transport Wnd (mph) E 5 E 6 SE 8
Vent Rate (kt-ft) 16640 2050 15610
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 10 4
Max ADI Early 19 Gen Poor 3 Very Poor 19 Gen Poor
Max ADI Late 24 Fair 3 Very Poor 26 Fair
Max LVORI Early 6 6 8
Max LVORI Late 2 6 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. A chance
of showers. Lows in the lower 60s. Highs in the upper 70s.
Minimum RH 60 percent. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 52 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the upper
70s. Minimum RH 54 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs around
80. Minimum RH 63 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Minimum RH 70 percent. Light winds.
$$
PAZ026-212030-
Huntingdon-
Including the cities of Huntingdon and Mount Union
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Mcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 79 (+8) 56 (-4) 78
RH % (24h trend) 49 (-40) 100 (0) 72
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.09
Precip Duration 4
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(ft-agl) 3940 410 2740
Transport Wnd (mph) E 5 E 6 SE 10
Vent Rate (kt-ft) 15760 2050 24660
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 5
Max ADI Early 19 Gen Poor 2 Very Poor 21 Fair
Max ADI Late 24 Fair 3 Very Poor 33 Fair
Max LVORI Early 8 6 8
Max LVORI Late 2 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Patchy fog through the night. Showers
likely. Lows in the lower 60s. Highs in the upper 70s. Minimum RH
63 percent. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 56 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs around
80. Minimum RH 63 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 70 percent. Light winds.
$$
PAZ028-212030-
Juniata-
Including the city of Mifflintown
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Mcldy
Precip Type None None Showers
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+7) 58 (-2) 77
RH % (24h trend) 53 (-38) 100 (0) 76
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.08
Precip Duration 2
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4220 380 3070
Transport Wnd (mph) NE 5 E 6 SE 10
Vent Rate (kt-ft) 16880 1900 27630
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 4
Max ADI Early 23 Fair 2 Very Poor 26 Fair
Max ADI Late 29 Fair 3 Very Poor 39 Fair
Max LVORI Early 8 6 8
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely. Lows in the lower 60s. Highs in the upper 70s. Minimum RH
70 percent. South winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 62 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 61 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 67 percent. Light winds.
.THURSDAY...Mostly cloudy with a chance of showers. Lows in the
lower 60s. Highs around 80. Minimum RH 74 percent. Light winds.
$$
PAZ066-212030-
Lancaster-
Including the city of Lancaster
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 80 (+2) 62 (0) 78
RH % (24h trend) 57 (-22) 100 (+1) 76
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SE 6
Precip Amount 0.00 0.00 0.44
Precip Duration 3
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4510 320 2250
Transport Wnd (mph) NE 5 NE 5 SE 10
Vent Rate (kt-ft) 18040 1280 20250
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 10 3
Max ADI Early 26 Fair 2 Very Poor 27 Fair
Max ADI Late 31 Fair 3 Very Poor 28 Fair
Max LVORI Early 6 6 8
Max LVORI Late 3 8 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs in the lower 80s. Minimum RH 72 percent. West winds
around 5 mph.
.MONDAY...Mostly clear. Lows around 60. Highs in the upper 70s.
Minimum RH 60 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. West winds around 5 mph.
.WEDNESDAY...Mostly clear. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. Minimum RH 67 percent. Southeast
winds around 5 mph.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the mid 60s.
Highs in the lower 80s. Minimum RH 76 percent. Southeast winds
around 5 mph.
$$
PAZ059-212030-
Lebanon-
Including the city of Lebanon
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 20
Temp (24h trend) 81 (+4) 59 (-2) 79
RH % (24h trend) 51 (-28) 100 (+2) 71
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SE 6
Precip Amount 0.00 0.00 0.11
Precip Duration 2
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4630 320 2450
Transport Wnd (mph) NE 5 E 6 SE 10
Vent Rate (kt-ft) 18520 1600 22050
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 4
Max ADI Early 25 Fair 3 Very Poor 27 Fair
Max ADI Late 27 Fair 3 Very Poor 32 Fair
Max LVORI Early 6 6 8
Max LVORI Late 3 8 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the lower 80s. Minimum RH
67 percent. West winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Minimum RH 56 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 57 percent. West winds around 5 mph.
.WEDNESDAY...Mostly clear. A chance of showers. Lows around 60.
Highs in the lower 80s. Minimum RH 63 percent. Southeast winds
around 5 mph.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the mid 60s.
Highs in the lower 80s. Minimum RH 71 percent. Southeast winds
around 5 mph.
$$
PAZ005-212030-
McKean-
Including the city of Bradford
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 20
Temp (24h trend) 77 (+6) 50 (-1) 77
RH % (24h trend) 40 (-33) 99 (-1) 60
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5 G13
Precip Amount 0.00 0.00 0.03
Precip Duration 0
Precip Begin 4 PM
Precip End Continuing
Mixing Hgt(ft-agl) 5020 390 3360
Transport Wnd (mph) E 5 SE 8 S 14
Vent Rate (kt-ft) 20080 2730 40320
Dispersion 5 2 5
DSI 1 2
Sunshine Hours 12 7
Max ADI Early 26 Fair 3 Very Poor 38 Fair
Max ADI Late 37 Fair 4 Very Poor 54 Gen Good
Max LVORI Early 8 6 6
Max LVORI Late 2 6 2
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the mid
50s. Highs around 70. Minimum RH 69 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the upper
40s. Highs in the upper 60s. Minimum RH 59 percent. West winds
around 5 mph.
.TUESDAY...Partly cloudy. Lows in the upper 40s. Highs in the
lower 70s. Minimum RH 53 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Minimum RH 53 percent. South winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the mid 50s. Highs in the upper 70s. Minimum RH
62 percent. South winds around 5 mph.
$$
PAZ027-212030-
Mifflin-
Including the city of Lewistown
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Mcldy
Precip Type None None Showers
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 0
Temp (24h trend) 80 (+10) 56 (-3) 78
RH % (24h trend) 55 (-37) 100 (0) 78
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.07
Precip Duration 2
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4090 400 2920
Transport Wnd (mph) NE 3 E 6 SE 10
Vent Rate (kt-ft) 12270 2000 26280
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 5
Max ADI Early 22 Fair 2 Very Poor 25 Fair
Max ADI Late 25 Fair 3 Very Poor 37 Fair
Max LVORI Early 8 6 8
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Areas of fog through the night. Showers. Lows in the
lower 60s. Highs in the upper 70s. Minimum RH 70 percent. South
winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 63 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 62 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 67 percent. Light winds.
.THURSDAY...Mostly cloudy with a chance of showers. Lows in the
lower 60s. Highs around 80. Minimum RH 75 percent. Light winds.
$$
PAZ051-212030-
Montour-
Including the city of Danville
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 30
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+7) 58 (-1) 78
RH % (24h trend) 49 (-39) 100 (0) 67
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4840 390 3710
Transport Wnd (mph) NE 5 E 6 S 12
Vent Rate (kt-ft) 19360 1950 37100
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 6
Max ADI Early 19 Gen Poor 2 Very Poor 36 Fair
Max ADI Late 33 Fair 3 Very Poor 53 Gen Good
Max LVORI Early 9 6 8
Max LVORI Late 3 8 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely and a chance of thunderstorms. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 67 percent. South winds around
5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 56 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs around
80. Minimum RH 60 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs in the lower 80s. Minimum RH 68 percent. Light winds.
$$
PAZ018-212030-
Northern Centre-
Including the city of Philipsburg
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 76 (+9) 53 (-3) 74
RH % (24h trend) 46 (-44) 100 (0) 70
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.07
Precip Duration 3
Precip Begin 8 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4080 430 2680
Transport Wnd (mph) E 5 SE 7 S 13
Vent Rate (kt-ft) 16320 2580 29480
Dispersion 5 1 5
DSI 1 1
Sunshine Hours 12 5
Max ADI Early 22 Fair 3 Very Poor 25 Fair
Max ADI Late 28 Fair 3 Very Poor 40 Fair
Max LVORI Early 7 5 7
Max LVORI Late 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows around 60.
Highs in the lower 70s. Minimum RH 67 percent. Southwest winds
around 5 mph.
.MONDAY...Partly cloudy. Lows in the mid 50s. Highs around 70.
Minimum RH 59 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 57 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 60 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. Minimum RH
68 percent. Southeast winds around 5 mph.
$$
PAZ012-212030-
Northern Clinton-
Including the city of Renovo
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 77 (+9) 55 (-2) 75
RH % (24h trend) 45 (-43) 99 (-1) 70
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.06
Precip Duration 2
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4510 400 3050
Transport Wnd (mph) E 6 E 6 S 13
Vent Rate (kt-ft) 22550 2000 33550
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 12 6
Max ADI Early 23 Fair 2 Very Poor 31 Fair
Max ADI Late 34 Fair 3 Very Poor 45 Gen Good
Max LVORI Early 7 6 7
Max LVORI Late 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Patchy fog through the night. Showers and a chance of
thunderstorms. Lows in the lower 60s. Highs in the lower 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 59 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 56 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 59 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. Minimum RH
67 percent. Light winds.
$$
PAZ041-212030-
Northern Lycoming-
Including the city of Trout Run
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 0
Temp (24h trend) 75 (+8) 54 (-2) 74
RH % (24h trend) 50 (-40) 100 (0) 74
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5 G13
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4570 400 3260
Transport Wnd (mph) NE 5 E 6 S 13
Vent Rate (kt-ft) 18280 2000 35860
Dispersion 5 1 5
DSI 1 1
Sunshine Hours 12 6
Max ADI Early 29 Fair 3 Very Poor 33 Fair
Max ADI Late 38 Fair 3 Very Poor 51 Gen Good
Max LVORI Early 7 5 7
Max LVORI Late 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows around 60.
Highs in the lower 70s. Minimum RH 71 percent. South winds around
5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs around 70.
Minimum RH 62 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 59 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 63 percent. South winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows around 60.
Highs in the mid 70s. Minimum RH 72 percent. Southeast winds
around 5 mph.
$$
PAZ052-212030-
Northumberland-
Including the cities of Sunbury and Shamokin
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+6) 58 (-1) 78
RH % (24h trend) 49 (-38) 100 (0) 69
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4700 370 3530
Transport Wnd (mph) NE 5 E 6 SE 12
Vent Rate (kt-ft) 18800 1850 35300
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 6
Max ADI Early 21 Fair 2 Very Poor 35 Fair
Max ADI Late 32 Fair 3 Very Poor 51 Gen Good
Max LVORI Early 8 6 8
Max LVORI Late 3 8 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely and a chance of thunderstorms. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 67 percent. South winds around
5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 56 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 70 percent. Light winds.
$$
PAZ056-212030-
Perry-
Including the city of Newport
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None None Showers
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+4) 57 (-2) 77
RH % (24h trend) 55 (-30) 100 (0) 78
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.09
Precip Duration 2
Precip Begin 7 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4270 370 2880
Transport Wnd (mph) NE 5 SE 6 SE 12
Vent Rate (kt-ft) 17080 1850 28800
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 4
Max ADI Early 23 Fair 2 Very Poor 26 Fair
Max ADI Late 29 Fair 3 Very Poor 40 Fair
Max LVORI Early 8 6 8
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely. Lows in the lower 60s. Highs in the upper 70s. Minimum RH
69 percent. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 61 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 60 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs around
80. Minimum RH 67 percent. Light winds.
.THURSDAY...Mostly cloudy with showers likely. Lows in the lower
60s. Highs around 80. Minimum RH 75 percent. Light winds.
$$
PAZ006-212030-
Potter-
Including the city of Coudersport
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 40
Temp (24h trend) 74 (+7) 51 (-2) 74
RH % (24h trend) 46 (-38) 100 (0) 71
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 6 G13
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4880 420 3240
Transport Wnd (mph) E 6 SE 7 S 15
Vent Rate (kt-ft) 24400 2520 42120
Dispersion 5 1 5
DSI 1 1
Sunshine Hours 12 7
Max ADI Early 29 Fair 3 Very Poor 43 Gen Good
Max ADI Late 37 Fair 4 Very Poor 57 Gen Good
Max LVORI Early 7 6 7
Max LVORI Late 1 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs in the upper 60s. Minimum RH 74 percent. South
winds around 5 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs in the upper 60s. Minimum RH 66 percent. Southwest
winds around 5 mph.
.TUESDAY...Partly cloudy. Lows around 50. Highs in the lower 70s.
Minimum RH 59 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
mid 70s. Minimum RH 60 percent. South winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the upper 50s. Highs in the mid 70s. Minimum RH
70 percent. South winds around 5 mph.
$$
PAZ058-212030-
Schuylkill-
Including the city of Pottsville
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+6) 58 (0) 76
RH % (24h trend) 53 (-31) 100 (0) 72
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.03
Precip Duration 1
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4770 370 2860
Transport Wnd (mph) NE 5 E 6 SE 12
Vent Rate (kt-ft) 19080 1850 28600
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 4
Max ADI Early 26 Fair 2 Very Poor 32 Fair
Max ADI Late 32 Fair 3 Very Poor 41 Gen Good
Max LVORI Early 7 6 8
Max LVORI Late 3 9 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely and a chance of thunderstorms. Lows around 60. Highs in
the upper 70s. Minimum RH 69 percent. Light winds.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 58 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. Light winds.
.WEDNESDAY...Mostly clear. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 63 percent. Light winds.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 72 percent. Light winds.
$$
PAZ050-212030-
Snyder-
Including the city of Selinsgrove
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+7) 58 (-1) 76
RH % (24h trend) 54 (-36) 100 (+1) 75
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.05
Precip Duration 1
Precip Begin 12 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4480 380 3350
Transport Wnd (mph) NE 5 E 6 SE 12
Vent Rate (kt-ft) 17920 1900 33500
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 12 5
Max ADI Early 23 Fair 2 Very Poor 28 Fair
Max ADI Late 29 Fair 3 Very Poor 48 Gen Good
Max LVORI Early 7 5 9
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely. Lows in the lower 60s. Highs in the mid 70s. Minimum RH
70 percent. Southwest winds around 5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the mid
70s. Minimum RH 61 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 60 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 66 percent. Light winds.
.THURSDAY...Mostly cloudy with showers likely. Lows in the lower
60s. Highs in the upper 70s. Minimum RH 74 percent. Light winds.
$$
PAZ033-212030-
Somerset-
Including the city of Somerset
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None Tstms Tstms
Chance Precip (%) 0 20 70
Chance of Thunder (%) 0 20 50
Temp (24h trend) 76 (+6) 56 (-2) 75
RH % (24h trend) 53 (-36) 100 (0) 73
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.01 0.08
Precip Duration 0 3
Precip Begin 3 AM Continuing
Precip End Continuing Continuing
Mixing Hgt(ft-agl) 3780 440 2580
Transport Wnd (mph) SE 7 SE 9 SE 12
Vent Rate (kt-ft) 22680 3520 25800
Dispersion 5 2 5
DSI 1 1
Sunshine Hours 10 5
Max ADI Early 22 Fair 5 Very Poor 25 Fair
Max ADI Late 32 Fair 5 Very Poor 35 Fair
Max LVORI Early 8 5 8
Max LVORI Late 2 6 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs around 70. Minimum RH 73 percent. West winds up
to 10 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the upper
60s. Minimum RH 62 percent. Southwest winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 58 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 64 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the mid 70s. Minimum RH
73 percent. South winds around 5 mph.
$$
PAZ019-212030-
Southern Centre-
Including the city of State College
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+10) 55 (-2) 76
RH % (24h trend) 52 (-40) 100 (0) 74
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.06
Precip Duration 2
Precip Begin 8 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4100 390 2970
Transport Wnd (mph) E 5 E 6 S 12
Vent Rate (kt-ft) 16400 1950 29700
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 5
Max ADI Early 21 Fair 2 Very Poor 26 Fair
Max ADI Late 28 Fair 3 Very Poor 42 Gen Good
Max LVORI Early 8 6 8
Max LVORI Late 3 7 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Patchy fog through the night. Showers. Lows around 60.
Highs in the mid 70s. Minimum RH 69 percent. Southwest winds
around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 63 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Minimum RH 61 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 64 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. Minimum RH
71 percent. Light winds.
$$
PAZ045-212030-
Southern Clinton-
Including the city of Lock Haven
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+10) 54 (-3) 76
RH % (24h trend) 49 (-42) 100 (0) 72
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.05
Precip Duration 1
Precip Begin 10 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4190 390 3190
Transport Wnd (mph) NE 5 E 5 S 12
Vent Rate (kt-ft) 16760 1560 31900
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 11 6
Max ADI Early 19 Gen Poor 2 Very Poor 30 Fair
Max ADI Late 32 Fair 3 Very Poor 45 Gen Good
Max LVORI Early 9 6 8
Max LVORI Late 3 8 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Patchy fog through the night. Showers and a chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 70s.
Minimum RH 67 percent. South winds around 5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
70s. Minimum RH 59 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid
70s. Minimum RH 59 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the
upper 70s. Minimum RH 62 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers and thunderstorms.
Lows in the lower 60s. Highs in the upper 70s. Minimum RH
69 percent. Light winds.
$$
PAZ046-212030-
Southern Lycoming-
Including the city of Williamsport
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 0
Temp (24h trend) 79 (+9) 57 (-1) 77
RH % (24h trend) 48 (-41) 100 (0) 70
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5 G12
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4770 380 3360
Transport Wnd (mph) NE 5 E 5 S 12
Vent Rate (kt-ft) 19080 1520 33600
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 12 6
Max ADI Early 25 Fair 2 Very Poor 28 Fair
Max ADI Late 34 Fair 2 Very Poor 45 Gen Good
Max LVORI Early 7 6 8
Max LVORI Late 3 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Patchy fog through the night. Showers
likely and a chance of thunderstorms. Lows in the lower 60s.
Highs in the mid 70s. Minimum RH 68 percent. South winds around
5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 58 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 56 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 61 percent. Light winds.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 69 percent. Southeast winds
around 5 mph.
$$
PAZ042-212030-
Sullivan-
Including the city of Laporte
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 20
Chance of Thunder (%) 0 0 0
Temp (24h trend) 75 (+7) 53 (-1) 75
RH % (24h trend) 54 (-36) 100 (0) 73
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 5 G12
Precip Amount 0.00 0.00 0.01
Precip Duration 0
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4580 380 3430
Transport Wnd (mph) NE 6 NE 5 S 13
Vent Rate (kt-ft) 22900 1520 37730
Dispersion 5 1 5
DSI 1 2
Sunshine Hours 11 7
Max ADI Early 29 Fair 2 Very Poor 41 Gen Good
Max ADI Late 36 Fair 3 Very Poor 51 Gen Good
Max LVORI Early 7 6 8
Max LVORI Late 3 9 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms. Lows in the upper 50s. Highs in the lower 70s.
Minimum RH 77 percent. South winds around 5 mph.
.MONDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. Minimum RH 66 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 63 percent. West winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 65 percent. South winds around 5 mph.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the upper 50s.
Highs in the mid 70s. Minimum RH 76 percent. Southeast winds
around 5 mph.
$$
PAZ037-212030-
Tioga-
Including the cities of Mansfield and Wellsboro
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 40
Chance of Thunder (%) 0 0 20
Temp (24h trend) 74 (+7) 52 (-2) 74
RH % (24h trend) 51 (-36) 100 (0) 70
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var S 6
Precip Amount 0.00 0.00 0.03
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4650 410 3500
Transport Wnd (mph) NE 5 E 5 S 15
Vent Rate (kt-ft) 18600 1640 45500
Dispersion 5 1 5
DSI 1 1
Sunshine Hours 11 7
Max ADI Early 27 Fair 2 Very Poor 50 Gen Good
Max ADI Late 39 Fair 3 Very Poor 61 Good
Max LVORI Early 8 6 7
Max LVORI Late 2 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs in the lower 70s. Minimum RH 73 percent. South
winds around 5 mph.
.MONDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 60s. Minimum RH 64 percent. Southwest winds around 5 mph.
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
lower 70s. Minimum RH 60 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 61 percent. Southwest winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the mid 70s. Minimum RH 71 percent. South winds
around 5 mph.
$$
PAZ049-212030-
Union-
Including the city of Lewisburg
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Mclear Pcldy
Precip Type None None Showers
Chance Precip (%) 0 0 50
Chance of Thunder (%) 0 0 0
Temp (24h trend) 78 (+8) 56 (-3) 77
RH % (24h trend) 52 (-38) 100 (0) 72
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.04
Precip Duration 1
Precip Begin 1 PM
Precip End Continuing
Mixing Hgt(ft-agl) 4430 390 3330
Transport Wnd (mph) NE 5 E 5 S 12
Vent Rate (kt-ft) 17720 1560 33300
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 12 5
Max ADI Early 23 Fair 2 Very Poor 25 Fair
Max ADI Late 29 Fair 2 Very Poor 46 Gen Good
Max LVORI Early 7 5 9
Max LVORI Late 2 7 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. Areas of fog through the night. Showers
likely and a chance of thunderstorms. Lows in the lower 60s.
Highs in the mid 70s. Minimum RH 67 percent. South winds around
5 mph.
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 59 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s. Minimum RH 57 percent. Light winds.
.WEDNESDAY...Partly cloudy. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 63 percent. Light winds.
.THURSDAY...Mostly cloudy. Showers likely. Lows in the lower 60s.
Highs in the upper 70s. Minimum RH 71 percent. Light winds.
$$
PAZ004-212030-
Warren-
Including the city of Warren
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Clear Pcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 70
Chance of Thunder (%) 0 0 50
Temp (24h trend) 79 (+6) 53 (-1) 80
RH % (24h trend) 40 (-28) 94 (-5) 59
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var Lgt/Var
Precip Amount 0.00 0.00 0.10
Precip Duration 1
Precip Begin 2 PM
Precip End Continuing
Mixing Hgt(ft-agl) 5090 410 3850
Transport Wnd (mph) SE 5 SE 5 S 13
Vent Rate (kt-ft) 20360 1640 42350
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 12 8
Max ADI Early 26 Fair 3 Very Poor 37 Fair
Max ADI Late 38 Fair 4 Very Poor 58 Gen Good
Max LVORI Early 7 6 6
Max LVORI Late 2 6 3
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Showers and a chance of thunderstorms. Lows in the
upper 50s. Highs in the lower 70s. Minimum RH 71 percent.
Southwest winds around 5 mph.
.MONDAY...Partly cloudy. A chance of showers. Lows in the lower
50s. Highs around 70. Minimum RH 60 percent. West winds around
5 mph.
.TUESDAY...Partly cloudy. Lows in the lower 50s. Highs in the mid
70s. Minimum RH 54 percent. Southwest winds around 5 mph.
.WEDNESDAY...Partly cloudy. Lows in the lower 50s. Highs in the
upper 70s. Minimum RH 53 percent. Light winds.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the upper
50s. Highs in the upper 70s. Minimum RH 60 percent. South winds
around 5 mph.
$$
PAZ065-212030-
York-
Including the city of York
231 AM EDT Fri Aug 21 2026
Today Tonight Sat
Cloud Cover Mclear Pcldy Mcldy
Precip Type None None Tstms
Chance Precip (%) 0 0 60
Chance of Thunder (%) 0 0 20
Temp (24h trend) 80 (+1) 61 (-1) 77
RH % (24h trend) 58 (-19) 100 (+1) 77
20ftWnd-Val/AM(mph) Lgt/Var Lgt/Var
20ftWnd-Rdg/PM(mph) Lgt/Var Lgt/Var SE 5
Precip Amount 0.00 0.00 0.51
Precip Duration 3
Precip Begin 6 AM
Precip End Continuing
Mixing Hgt(ft-agl) 4350 330 2150
Transport Wnd (mph) NE 5 NE 5 SE 9
Vent Rate (kt-ft) 17400 1320 17200
Dispersion 5 1 5
DSI 2 2
Sunshine Hours 9 3
Max ADI Early 26 Fair 2 Very Poor 27 Fair
Max ADI Late 27 Fair 3 Very Poor 26 Fair
Max LVORI Early 6 6 8
Max LVORI Late 3 9 4
Remarks: ADI is Atmospheric Dispersion Index by Lavdas.
LVORI is Low Visibility Occurrence Risk Index.
.FORECAST FOR DAYS 3 THROUGH 7...
.SUNDAY...Mostly cloudy. A chance of showers. Lows in the lower
60s. Highs around 80. Minimum RH 70 percent. West winds around
5 mph.
.MONDAY...Mostly clear. Lows in the upper 50s. Highs in the upper
70s. Minimum RH 59 percent. West winds around 5 mph.
.TUESDAY...Mostly clear. Lows in the upper 50s. Highs in the
upper 70s. Minimum RH 62 percent. West winds around 5 mph.
.WEDNESDAY...Partly cloudy. A chance of showers. Lows in the
lower 60s. Highs around 80. Minimum RH 69 percent. Southeast
winds around 5 mph.
.THURSDAY...Mostly cloudy. A chance of showers. Lows in the mid
60s. Highs around 80. Minimum RH 76 percent. Southeast winds
around 5 mph.
$$
.OUTLOOK 8 TO 14 DAYS...
Temperatures near normal. Precipitation above normal.
$$