697
FNUS51 KCTP 181851
FWFCTP
FIRE WEATHER PLANNING FORECAST FOR CENTRAL PENNSYLVANIA
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
251 PM EDT TUE AUG 18 2026
DISCUSSION
DECREASING CLOUDS INTO TONIGHT WITH AREAS OF FOG INTO EARLY
WEDNESDAY MORNING. A BAND OF RAIN SHOWERS MOVING ACROSS LAKE ERIE
WILL LIKELY IMPACT THE NORTHWEST ALLEGHENIES/ANF REGION WEDNESDAY
MORNING. ADDITIONAL ISOLATED TO SCATTERED SHOWERS/T-STORM ARE
POSSIBLE MAINLY ACROSS THE NORTHWESTERN HALF OF CENTRAL PA THROUGH
WEDNESDAY AFTERNOON. RAIN SHOULD BE FOCUSED MORE OVER THE SOUTHERN
PART OF THE FORECAST AREA ON THURSDAY WITH SOME LOCALLY HEAVY
DOWNPOURS POSSIBLE NEAR THE MD LINE. FOLLOWING A BREAK IN THE
PRECIP ON FRIDAY, THE WEEKEND CONTINUES TO LOOK RATHER UNSETTLED
ESPECIALLY ON SUNDAY.
PAZ064-190815-
ADAMS-
INCLUDING THE CITY OF GETTYSBURG
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 60 (-9) 85 (+4) 64 82
RH % (24H TREND) 93 (-5) 53 (-12) 96 74
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 0.11
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 360 5470 340 2850
TRANSPORT WND (MPH) NW 7 W 10 W 6 NW 6
VENT RATE (KT-FT) 2160 49230 1700 14250
DISPERSION 2 5 1 5
DSI 2 2
SUNSHINE HOURS 10 3
MAX ADI EARLY 4 VERY POOR 41 GEN GOOD 4 VERY POOR 16 GEN POOR
MAX ADI LATE 4 VERY POOR 67 GOOD 3 VERY POOR 21 FAIR
MAX LVORI EARLY 5 6 5 6
MAX LVORI LATE 6 1 6 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. SHOWERS
LIKELY. LOWS AROUND 60. HIGHS AROUND 80. MINIMUM RH 67 PERCENT.
LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. MINIMUM RH 73 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. MINIMUM RH
68 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 61 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 61 PERCENT. LIGHT WINDS.
PAZ034-190815-
BEDFORD-
INCLUDING THE CITY OF BEDFORD
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 40 70
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 56 (-10) 83 (+5) 61 78
RH % (24H TREND) 96 (0) 53 (0) 100 69
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 0.03 0.19
PRECIP DURATION 1 5
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL) 410 5280 380 3000
TRANSPORT WND (MPH) W 6 W 13 NW 5 W 7
VENT RATE (KT-FT) 2050 58080 1520 18000
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 3
MAX ADI EARLY 6 VERY POOR 48 GEN GOOD 7 POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 76 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 5 6 5 8
MAX LVORI LATE 6 1 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS IN
THE UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 62 PERCENT.
LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. MINIMUM RH 69 PERCENT.
LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S. MINIMUM RH
65 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 59 PERCENT. LIGHT WINDS.
PAZ025-190815-
BLAIR-
INCLUDING THE CITY OF ALTOONA
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 40 60
CHANCE OF THUNDER (%) 0 0 20 50
TEMP (24H TREND) 57 (-7) 82 (+4) 60 78
RH % (24H TREND) 97 (+1) 55 (-4) 100 66
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.03 0.12
PRECIP DURATION 1 5
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 420 5100 430 3020
TRANSPORT WND (MPH) W 7 W 13 N 5 N 6
VENT RATE (KT-FT) 2520 56100 1720 15100
DISPERSION 2 5 1 5
DSI 2 2
SUNSHINE HOURS 8 4
MAX ADI EARLY 7 POOR 56 GEN GOOD 8 POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 74 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 5 6 6 8
MAX LVORI LATE 6 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 59 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 70 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE MID 70S. MINIMUM RH 68 PERCENT. WEST
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
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 60 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
PAZ024-190815-
CAMBRIA-
INCLUDING THE CITY OF JOHNSTOWN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 50 60
CHANCE OF THUNDER (%) 0 0 20 50
TEMP (24H TREND) 57 (-5) 78 (+3) 60 75
RH % (24H TREND) 96 (-3) 62 (+1) 100 68
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 7 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.04 0.11
PRECIP DURATION 2 5
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 420 4190 410 2920
TRANSPORT WND (MPH) SW 7 W 14 NW 5 N 7
VENT RATE (KT-FT) 2520 50280 1640 17520
DISPERSION 2 5 1 5
DSI 1 1
SUNSHINE HOURS 7 4
MAX ADI EARLY 7 POOR 54 GEN GOOD 17 GEN POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 68 GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 6 6 9
MAX LVORI LATE 6 2 8 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 61 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 71 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 73 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. MINIMUM RH 65 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 64 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
PAZ011-190815-
CAMERON-
INCLUDING THE CITY OF EMPORIUM
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 30 30 20
CHANCE OF THUNDER (%) 0 30 20 20
TEMP (24H TREND) 55 (-6) 80 (+2) 57 78
RH % (24H TREND) 99 (0) 59 (+8) 100 54
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G14 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.01 0.01 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 430 4400 430 4300
TRANSPORT WND (MPH) W 5 W 15 N 5 N 8
VENT RATE (KT-FT) 1720 57200 1720 30100
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 7 6
MAX ADI EARLY 7 POOR 64 GOOD 8 POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 76 GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 5 7 7 9
MAX LVORI LATE 7 2 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 49 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 65 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. MINIMUM RH
66 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 59 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 58 PERCENT. LIGHT WINDS.
PAZ017-190815-
CLEARFIELD-
INCLUDING THE CITIES OF DUBOIS AND CLEARFIELD
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 30 40
CHANCE OF THUNDER (%) 0 20 20 20
TEMP (24H TREND) 54 (-7) 79 (+3) 58 76
RH % (24H TREND) 99 (0) 60 (+3) 100 59
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.02 0.03
PRECIP DURATION 0 2 2
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 420 4310 410 3760
TRANSPORT WND (MPH) W 7 W 15 N 5 N 8
VENT RATE (KT-FT) 2520 56030 1640 26320
DISPERSION 2 5 1 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 6 VERY POOR 56 GEN GOOD 9 POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 76 GOOD 3 VERY POOR 35 FAIR
MAX LVORI EARLY 5 6 7 9
MAX LVORI LATE 7 2 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 55 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 68 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 70 PERCENT. WEST 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.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 60 PERCENT. SOUTH WINDS AROUND 5 MPH.
PAZ053-190815-
COLUMBIA-
INCLUDING THE CITIES OF BLOOMSBURG AND BERWICK
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 20 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 58 (-7) 84 (+3) 61 81
RH % (24H TREND) 99 (+1) 52 (-7) 100 61
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 0.03
PRECIP DURATION 0 1
PRECIP BEGIN 2 AM 8 AM
PRECIP END 6 AM 6 PM
MIXING HGT(FT-AGL) 380 5350 370 3480
TRANSPORT WND (MPH) NW 5 W 12 W 6 N 7
VENT RATE (KT-FT) 1520 53500 1850 20880
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 5
MAX ADI EARLY 3 VERY POOR 33 FAIR 5 VERY POOR 16 GEN POOR
MAX ADI LATE 2 VERY POOR 78 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 6 7 6 9
MAX LVORI LATE 8 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. MINIMUM RH 66 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
MINIMUM RH 67 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 59 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 57 PERCENT. LIGHT WINDS.
PAZ063-190815-
CUMBERLAND-
INCLUDING THE CITY OF CARLISLE
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 59 (-10) 86 (+4) 64 82
RH % (24H TREND) 92 (-4) 51 (-10) 97 72
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 0.07
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 370 5610 350 2950
TRANSPORT WND (MPH) NW 7 W 10 W 6 NW 6
VENT RATE (KT-FT) 2220 50490 1750 14750
DISPERSION 2 5 1 5
DSI 2 2
SUNSHINE HOURS 10 4
MAX ADI EARLY 4 VERY POOR 41 GEN GOOD 5 VERY POOR 18 GEN POOR
MAX ADI LATE 4 VERY POOR 77 GOOD 3 VERY POOR 20 GEN POOR
MAX LVORI EARLY 5 6 5 7
MAX LVORI LATE 6 1 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 60. HIGHS IN
THE LOWER 80S. MINIMUM RH 62 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 71 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. MINIMUM RH
67 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 60 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 60 PERCENT. LIGHT WINDS.
PAZ057-190815-
DAUPHIN-
INCLUDING THE CITIES OF HARRISBURG AND HERSHEY
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 59 (-9) 86 (+4) 64 82
RH % (24H TREND) 96 (-2) 48 (-10) 99 65
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 0.04
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 360 5680 330 3500
TRANSPORT WND (MPH) NW 7 W 12 W 7 N 7
VENT RATE (KT-FT) 2160 56800 1980 21000
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 4
MAX ADI EARLY 4 VERY POOR 36 FAIR 5 VERY POOR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 75 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 5 6 5 6
MAX LVORI LATE 6 1 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 56 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 68 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. MINIMUM RH
64 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS AROUND 80. MINIMUM
RH 56 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 56 PERCENT. NORTHWEST WINDS AROUND 5 MPH.
PAZ010-190815-
ELK-
INCLUDING THE CITIES OF ST. MARYS AND RIDGWAY
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 40 40 20
CHANCE OF THUNDER (%) 0 40 40 0
TEMP (24H TREND) 53 (-6) 78 (+2) 55 76
RH % (24H TREND) 100 (+1) 64 (+9) 100 52
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.04 0.03 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 400 4030 410 4660
TRANSPORT WND (MPH) SW 6 W 16 NW 5 N 7
VENT RATE (KT-FT) 2000 56420 1640 27960
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 6 6
MAX ADI EARLY 6 VERY POOR 58 GEN GOOD 8 POOR 18 GEN POOR
MAX ADI LATE 3 VERY POOR 67 GOOD 3 VERY POOR 43 GEN GOOD
MAX LVORI EARLY 6 6 8 9
MAX LVORI LATE 7 3 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS IN
THE LOWER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 50 PERCENT.
LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 65 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 68 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. MINIMUM RH 60 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 59 PERCENT. WEST WINDS AROUND 5 MPH.
PAZ036-190815-
FRANKLIN-
INCLUDING THE CITY OF CHAMBERSBURG
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 59 (-9) 86 (+4) 64 82
RH % (24H TREND) 96 (-1) 51 (-8) 98 70
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 0.11
PRECIP DURATION 4
PRECIP BEGIN 6 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 380 5660 370 3190
TRANSPORT WND (MPH) NW 5 W 12 N 5 W 7
VENT RATE (KT-FT) 1520 56600 1480 19140
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 10 3
MAX ADI EARLY 4 VERY POOR 36 FAIR 4 VERY POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 75 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 5 6 5 7
MAX LVORI LATE 6 1 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 60. HIGHS
AROUND 80. MINIMUM RH 62 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. MINIMUM RH
70 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS AROUND 80. MINIMUM RH 64 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 58 PERCENT. LIGHT WINDS.
PAZ035-190815-
FULTON-
INCLUDING THE CITY OF MCCONNELLSBURG
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 59 (-7) 84 (+4) 64 80
RH % (24H TREND) 97 (+1) 51 (-5) 100 71
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 0.15
PRECIP DURATION 5
PRECIP BEGIN 6 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 370 5650 370 2890
TRANSPORT WND (MPH) NW 5 W 10 N 5 W 6
VENT RATE (KT-FT) 1480 50850 1480 14450
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 3
MAX ADI EARLY 4 VERY POOR 41 GEN GOOD 5 VERY POOR 14 GEN POOR
MAX ADI LATE 3 VERY POOR 78 GOOD 3 VERY POOR 20 GEN POOR
MAX LVORI EARLY 5 7 5 7
MAX LVORI LATE 6 1 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS
AROUND 60. HIGHS IN THE UPPER 70S. MINIMUM RH 63 PERCENT. LIGHT
WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
70 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
64 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 58 PERCENT. LIGHT WINDS.
PAZ026-190815-
HUNTINGDON-
INCLUDING THE CITIES OF HUNTINGDON AND MOUNT UNION
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 57 (-9) 85 (+5) 62 80
RH % (24H TREND) 99 (+3) 50 (-7) 100 67
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 0.02 0.10
PRECIP DURATION 1 5
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING CONTINUING
MIXING HGT(FT-AGL) 410 5480 390 3170
TRANSPORT WND (MPH) W 5 W 12 W 6 N 6
VENT RATE (KT-FT) 1640 54800 1950 15850
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 4
MAX ADI EARLY 5 VERY POOR 45 GEN GOOD 6 VERY POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 80 GOOD 3 VERY POOR 21 FAIR
MAX LVORI EARLY 5 6 6 8
MAX LVORI LATE 7 1 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 59 PERCENT. LIGHT WINDS.
SATURDAY
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.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
66 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 58 PERCENT. LIGHT WINDS.
PAZ028-190815-
JUNIATA-
INCLUDING THE CITY OF MIFFLINTOWN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 59 (-9) 84 (+3) 63 80
RH % (24H TREND) 98 (0) 53 (-5) 100 71
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 0.01 0.08
PRECIP DURATION 1 4
PRECIP BEGIN 2 AM 7 AM
PRECIP END 6 AM 6 PM
MIXING HGT(FT-AGL) 390 5480 330 3440
TRANSPORT WND (MPH) NW 6 W 12 NW 6 N 6
VENT RATE (KT-FT) 1950 54800 1650 17200
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 4
MAX ADI EARLY 4 VERY POOR 42 GEN GOOD 4 VERY POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 82 GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 5 7 6 8
MAX LVORI LATE 6 1 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 61 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH 73 PERCENT. LIGHT
WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
MINIMUM RH 70 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 62 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 62 PERCENT. LIGHT WINDS.
PAZ066-190815-
LANCASTER-
INCLUDING THE CITY OF LANCASTER
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 62 (-7) 86 (+3) 66 83
RH % (24H TREND) 93 (-5) 50 (-15) 93 69
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 0.13
PRECIP DURATION 4
PRECIP BEGIN 8 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 330 5500 330 3350
TRANSPORT WND (MPH) NW 7 W 10 W 6 W 7
VENT RATE (KT-FT) 1980 49500 1650 20100
DISPERSION 1 5 1 5
DSI 3 2
SUNSHINE HOURS 10 4
MAX ADI EARLY 5 VERY POOR 29 FAIR 5 VERY POOR 20 GEN POOR
MAX ADI LATE 3 VERY POOR 65 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 5 6 4 6
MAX LVORI LATE 6 1 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 60 PERCENT. NORTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 68 PERCENT. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. MINIMUM RH
67 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
PAZ059-190815-
LEBANON-
INCLUDING THE CITY OF LEBANON
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 60 (-8) 86 (+3) 64 83
RH % (24H TREND) 95 (-3) 48 (-11) 98 66
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.06
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 340 5570 330 3460
TRANSPORT WND (MPH) NW 7 W 12 W 7 N 7
VENT RATE (KT-FT) 2040 55700 1980 20760
DISPERSION 1 5 1 5
DSI 3 2
SUNSHINE HOURS 10 4
MAX ADI EARLY 5 VERY POOR 37 FAIR 6 VERY POOR 19 GEN POOR
MAX ADI LATE 3 VERY POOR 71 GOOD 3 VERY POOR 24 FAIR
MAX LVORI EARLY 4 6 5 6
MAX LVORI LATE 6 1 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 55 PERCENT. NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 66 PERCENT. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
MINIMUM RH 63 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
MINIMUM RH 55 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. MINIMUM RH 55 PERCENT. NORTHWEST WINDS AROUND 5 MPH.
PAZ005-190815-
MCKEAN-
INCLUDING THE CITY OF BRADFORD
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS NONE
CHANCE PRECIP (%) 0 50 40 0
CHANCE OF THUNDER (%) 0 50 40 0
TEMP (24H TREND) 52 (-6) 77 (+2) 53 76
RH % (24H TREND) 99 (-1) 65 (+13) 100 46
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G14 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.05 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 9 AM CONTINUING
PRECIP END CONTINUING 5 AM
MIXING HGT(FT-AGL) 400 4060 390 5350
TRANSPORT WND (MPH) SW 7 W 15 NW 6 N 9
VENT RATE (KT-FT) 2400 52780 1950 42800
DISPERSION 1 5 1 5
DSI 2 1
SUNSHINE HOURS 6 7
MAX ADI EARLY 7 POOR 61 GOOD 8 POOR 23 FAIR
MAX ADI LATE 4 VERY POOR 66 GOOD 3 VERY POOR 58 GEN GOOD
MAX LVORI EARLY 6 6 9 9
MAX LVORI LATE 7 3 9 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. PATCHY FOG THROUGH THE NIGHT. AREAS OF
FOG THROUGH THE DAY. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
70S. MINIMUM RH 44 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 60 PERCENT. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 65 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE
LOWER 70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 55 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
PAZ027-190815-
MIFFLIN-
INCLUDING THE CITY OF LEWISTOWN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 57 (-10) 85 (+5) 61 81
RH % (24H TREND) 99 (0) 57 (-1) 100 72
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 0.01 0.08
PRECIP DURATION 1 5
PRECIP BEGIN 2 AM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 400 5320 350 3510
TRANSPORT WND (MPH) NW 6 W 13 N 6 N 5
VENT RATE (KT-FT) 2000 58520 1750 14040
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 4
MAX ADI EARLY 4 VERY POOR 42 GEN GOOD 5 VERY POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 82 GOOD 3 VERY POOR 23 FAIR
MAX LVORI EARLY 6 7 6 9
MAX LVORI LATE 7 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS IN
THE UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 62 PERCENT.
LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
MINIMUM RH 74 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
72 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 63 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 63 PERCENT. LIGHT WINDS.
PAZ051-190815-
MONTOUR-
INCLUDING THE CITY OF DANVILLE
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 20 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 59 (-7) 84 (+3) 63 80
RH % (24H TREND) 100 (+1) 52 (-6) 100 60
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 0.01 0.02
PRECIP DURATION 0 1
PRECIP BEGIN 2 AM 8 AM
PRECIP END 6 AM 6 PM
MIXING HGT(FT-AGL) 360 5530 360 3460
TRANSPORT WND (MPH) NW 6 W 12 W 6 N 7
VENT RATE (KT-FT) 1800 55300 1800 20760
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 5
MAX ADI EARLY 3 VERY POOR 25 FAIR 6 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 78 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 5 8 6 8
MAX LVORI LATE 8 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. MINIMUM RH 50 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 64 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
MINIMUM RH 64 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. MINIMUM RH 55 PERCENT. LIGHT WINDS.
PAZ018-190815-
NORTHERN CENTRE-
INCLUDING THE CITY OF PHILIPSBURG
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 40 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 54 (-8) 80 (+3) 59 77
RH % (24H TREND) 96 (-2) 55 (+2) 100 58
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.03 0.06
PRECIP DURATION 1 2
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 430 4620 430 3480
TRANSPORT WND (MPH) W 7 W 15 N 6 N 7
VENT RATE (KT-FT) 2580 60060 2150 20880
DISPERSION 1 5 1 5
DSI 1 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 6 VERY POOR 58 GEN GOOD 8 POOR 15 GEN POOR
MAX ADI LATE 3 VERY POOR 77 GOOD 4 VERY POOR 32 FAIR
MAX LVORI EARLY 5 6 6 9
MAX LVORI LATE 6 1 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 53 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 68 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY 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 IN THE MID
70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
PAZ012-190815-
NORTHERN CLINTON-
INCLUDING THE CITY OF RENOVO
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 0 20 30 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 56 (-7) 81 (+3) 60 78
RH % (24H TREND) 96 (-1) 55 (+9) 100 55
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G14 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.02 0.01
PRECIP DURATION 0 1 1
PRECIP BEGIN 3 PM CONTINUING 6 AM
PRECIP END CONTINUING 5 AM 6 PM
MIXING HGT(FT-AGL) 410 4910 390 3920
TRANSPORT WND (MPH) NW 5 W 14 NW 7 NE 7
VENT RATE (KT-FT) 1640 58920 2340 23520
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 5 VERY POOR 57 GEN GOOD 8 POOR 21 FAIR
MAX ADI LATE 3 VERY POOR 80 GOOD 3 VERY POOR 31 FAIR
MAX LVORI EARLY 4 6 6 8
MAX LVORI LATE 6 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 50 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 66 PERCENT. LIGHT
WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.
MINIMUM RH 65 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE MID
70S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 56 PERCENT. LIGHT WINDS.
PAZ041-190815-
NORTHERN LYCOMING-
INCLUDING THE CITY OF TROUT RUN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 20 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 56 (-6) 80 (+3) 57 76
RH % (24H TREND) 94 (-4) 58 (+7) 100 59
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G13 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.02 0.01
PRECIP DURATION 1 1
PRECIP BEGIN 10 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 410 5010 400 4330
TRANSPORT WND (MPH) NW 6 W 14 NW 7 NE 8
VENT RATE (KT-FT) 2050 60120 2400 30310
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 7 6
MAX ADI EARLY 5 VERY POOR 47 GEN GOOD 7 POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 79 GOOD 4 VERY POOR 37 FAIR
MAX LVORI EARLY 4 6 6 8
MAX LVORI LATE 6 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 53 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. MINIMUM RH 70 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE MID 70S. MINIMUM RH
69 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 61 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 60 PERCENT. WEST WINDS AROUND 5 MPH.
PAZ052-190815-
NORTHUMBERLAND-
INCLUDING THE CITIES OF SUNBURY AND SHAMOKIN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 20 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 58 (-8) 84 (+3) 63 80
RH % (24H TREND) 98 (-1) 52 (-6) 100 62
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 0.02
PRECIP DURATION 0 1
PRECIP BEGIN 2 AM 7 AM
PRECIP END 6 AM 6 PM
MIXING HGT(FT-AGL) 360 5520 360 3380
TRANSPORT WND (MPH) NW 6 W 12 W 6 N 7
VENT RATE (KT-FT) 1800 55200 1800 20280
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 5
MAX ADI EARLY 4 VERY POOR 32 FAIR 5 VERY POOR 16 GEN POOR
MAX ADI LATE 3 VERY POOR 77 GOOD 3 VERY POOR 29 FAIR
MAX LVORI EARLY 5 7 6 8
MAX LVORI LATE 8 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 52 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. MINIMUM RH 66 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
MINIMUM RH 65 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 57 PERCENT. LIGHT WINDS.
PAZ056-190815-
PERRY-
INCLUDING THE CITY OF NEWPORT
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 60
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 59 (-9) 85 (+4) 63 81
RH % (24H TREND) 97 (-1) 53 (-7) 100 73
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 0.01 0.07
PRECIP DURATION 1 4
PRECIP BEGIN 2 AM 7 AM
PRECIP END 6 AM CONTINUING
MIXING HGT(FT-AGL) 380 5630 330 3300
TRANSPORT WND (MPH) NW 7 W 12 NW 6 N 6
VENT RATE (KT-FT) 2280 56300 1650 16500
DISPERSION 2 5 1 5
DSI 2 2
SUNSHINE HOURS 9 4
MAX ADI EARLY 4 VERY POOR 41 GEN GOOD 4 VERY POOR 18 GEN POOR
MAX ADI LATE 4 VERY POOR 78 GOOD 3 VERY POOR 22 FAIR
MAX LVORI EARLY 5 6 5 8
MAX LVORI LATE 6 1 7 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 61 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. MINIMUM RH 73 PERCENT. LIGHT WINDS.
SUNDAY
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.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 61 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
LOWER 80S. MINIMUM RH 61 PERCENT. LIGHT WINDS.
PAZ006-190815-
POTTER-
INCLUDING THE CITY OF COUDERSPORT
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 40 20 20
CHANCE OF THUNDER (%) 0 40 0 0
TEMP (24H TREND) 54 (-5) 77 (+3) 54 75
RH % (24H TREND) 99 (0) 63 (+9) 100 53
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G14 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.02 0.03 0.00
PRECIP DURATION 1 1 1
PRECIP BEGIN 11 AM CONTINUING 6 AM
PRECIP END CONTINUING 5 AM 6 PM
MIXING HGT(FT-AGL) 410 4410 410 5330
TRANSPORT WND (MPH) SW 8 W 15 N 6 N 9
VENT RATE (KT-FT) 2870 57330 2050 42640
DISPERSION 2 5 1 5
DSI 1 1
SUNSHINE HOURS 6 7
MAX ADI EARLY 7 POOR 64 GOOD 8 POOR 23 FAIR
MAX ADI LATE 4 VERY POOR 74 GOOD 3 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 6 7 8 8
MAX LVORI LATE 7 3 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 51 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. MINIMUM
RH 67 PERCENT. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY 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 IN THE
LOWER 70S. MINIMUM RH 64 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 62 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
PAZ058-190815-
SCHUYLKILL-
INCLUDING THE CITY OF POTTSVILLE
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 58 (-8) 84 (+3) 62 81
RH % (24H TREND) 99 (-1) 50 (-9) 100 64
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 0.05
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 340 5460 380 3290
TRANSPORT WND (MPH) NW 7 W 12 NW 6 N 7
VENT RATE (KT-FT) 2040 54600 1900 19740
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 10 4
MAX ADI EARLY 4 VERY POOR 44 GEN GOOD 5 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 76 GOOD 4 VERY POOR 25 FAIR
MAX LVORI EARLY 6 7 6 8
MAX LVORI LATE 7 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 53 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. MINIMUM RH 68 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.
MINIMUM RH 67 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 57 PERCENT. LIGHT WINDS.
PAZ050-190815-
SNYDER-
INCLUDING THE CITY OF SELINSGROVE
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 58 (-8) 83 (+3) 63 79
RH % (24H TREND) 96 (-2) 55 (-3) 100 68
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 0.01 0.04
PRECIP DURATION 1 2
PRECIP BEGIN 2 AM 7 AM
PRECIP END 6 AM 6 PM
MIXING HGT(FT-AGL) 380 5480 360 3360
TRANSPORT WND (MPH) NW 7 W 12 W 7 N 6
VENT RATE (KT-FT) 2280 54800 2160 16800
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 9 4
MAX ADI EARLY 3 VERY POOR 45 GEN GOOD 5 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 79 GOOD 3 VERY POOR 27 FAIR
MAX LVORI EARLY 5 6 6 8
MAX LVORI LATE 6 1 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 59 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. MINIMUM RH 72 PERCENT. LIGHT WINDS.
SUNDAY
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.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 62 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 61 PERCENT. LIGHT WINDS.
PAZ033-190815-
SOMERSET-
INCLUDING THE CITY OF SOMERSET
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 50 70
CHANCE OF THUNDER (%) 0 0 20 50
TEMP (24H TREND) 55 (-8) 77 (+3) 60 74
RH % (24H TREND) 99 (0) 61 (+1) 100 73
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G14 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.04 0.19
PRECIP DURATION 2 8
PRECIP BEGIN 8 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 410 4400 400 2730
TRANSPORT WND (MPH) SW 7 W 14 SW 5 W 8
VENT RATE (KT-FT) 2460 52800 1600 19110
DISPERSION 1 5 1 5
DSI 1 1
SUNSHINE HOURS 8 3
MAX ADI EARLY 7 POOR 50 GEN GOOD 11 POOR 18 GEN POOR
MAX ADI LATE 3 VERY POOR 72 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 6 6 6 8
MAX LVORI LATE 7 1 8 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS IN
THE MID 50S. HIGHS IN THE MID 70S. MINIMUM RH 67 PERCENT. LIGHT
WINDS.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH
72 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 73 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE LOWER
70S. MINIMUM RH 65 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 64 PERCENT. SOUTH WINDS AROUND 5 MPH.
PAZ019-190815-
SOUTHERN CENTRE-
INCLUDING THE CITY OF STATE COLLEGE
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 40 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 55 (-10) 82 (+3) 59 79
RH % (24H TREND) 97 (-1) 56 (+1) 100 63
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G12 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.02 0.05
PRECIP DURATION 1 2
PRECIP BEGIN 12 AM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 400 5220 400 3370
TRANSPORT WND (MPH) NW 6 W 14 W 7 N 7
VENT RATE (KT-FT) 2000 62640 2400 20220
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 4
MAX ADI EARLY 5 VERY POOR 55 GEN GOOD 7 POOR 16 GEN POOR
MAX ADI LATE 3 VERY POOR 78 GOOD 3 VERY POOR 28 FAIR
MAX LVORI EARLY 5 6 6 9
MAX LVORI LATE 7 1 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. PATCHY FOG THROUGH THE NIGHT. LOWS IN
THE MID 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 57 PERCENT. LIGHT
WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 71 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE MID 70S. MINIMUM RH 69 PERCENT. WEST
WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 61 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 61 PERCENT. LIGHT WINDS.
PAZ045-190815-
SOUTHERN CLINTON-
INCLUDING THE CITY OF LOCK HAVEN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 56 (-8) 83 (+3) 59 79
RH % (24H TREND) 96 (-4) 55 (+9) 100 61
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G13 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.01 0.03
PRECIP DURATION 1 2
PRECIP BEGIN 12 AM 6 AM
PRECIP END 5 AM 6 PM
MIXING HGT(FT-AGL) 400 5170 350 3480
TRANSPORT WND (MPH) NW 5 W 14 NW 7 N 7
VENT RATE (KT-FT) 1600 62040 2100 20880
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 5
MAX ADI EARLY 5 VERY POOR 44 GEN GOOD 7 POOR 18 GEN POOR
MAX ADI LATE 3 VERY POOR 81 GOOD 4 VERY POOR 28 FAIR
MAX LVORI EARLY 5 6 6 9
MAX LVORI LATE 7 1 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 53 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 68 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
66 PERCENT. SOUTHWEST 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.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
PAZ046-190815-
SOUTHERN LYCOMING-
INCLUDING THE CITY OF WILLIAMSPORT
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 20 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 57 (-8) 84 (+4) 61 80
RH % (24H TREND) 96 (-2) 52 (-1) 100 58
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G13 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.01 0.01
PRECIP DURATION 0 1
PRECIP BEGIN 2 AM 2 PM
PRECIP END 6 AM 6 PM
MIXING HGT(FT-AGL) 400 5310 350 3920
TRANSPORT WND (MPH) NW 6 W 13 W 6 N 7
VENT RATE (KT-FT) 2000 58410 1750 23520
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 5
MAX ADI EARLY 4 VERY POOR 29 FAIR 6 VERY POOR 23 FAIR
MAX ADI LATE 3 VERY POOR 75 GOOD 3 VERY POOR 31 FAIR
MAX LVORI EARLY 4 6 6 8
MAX LVORI LATE 7 1 8 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS AROUND 80.
MINIMUM RH 50 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. MINIMUM RH 66 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
65 PERCENT. SOUTHWEST 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.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 57 PERCENT. WEST WINDS AROUND 5 MPH.
PAZ042-190815-
SULLIVAN-
INCLUDING THE CITY OF LAPORTE
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS SHOWERS
CHANCE PRECIP (%) 0 0 30 30
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 54 (-7) 80 (+4) 57 76
RH % (24H TREND) 100 (0) 58 (-4) 100 62
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G12 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.02 0.01
PRECIP DURATION 1 1
PRECIP BEGIN 11 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(FT-AGL) 390 4930 370 4300
TRANSPORT WND (MPH) W 6 W 13 NW 6 N 9
VENT RATE (KT-FT) 1950 54230 1850 34400
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 6
MAX ADI EARLY 4 VERY POOR 43 GEN GOOD 7 POOR 24 FAIR
MAX ADI LATE 3 VERY POOR 74 GOOD 3 VERY POOR 40 FAIR
MAX LVORI EARLY 6 7 7 8
MAX LVORI LATE 9 1 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 54 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. MINIMUM RH 71 PERCENT. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 74 PERCENT. SOUTH WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 65 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 63 PERCENT. NORTH WINDS AROUND 5 MPH.
PAZ037-190815-
TIOGA-
INCLUDING THE CITIES OF MANSFIELD AND WELLSBORO
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 20 30 20
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 55 (-5) 79 (+3) 57 75
RH % (24H TREND) 94 (-4) 59 (+5) 100 56
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 6 G14 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.03 0.00
PRECIP DURATION 0 1 0
PRECIP BEGIN 2 PM CONTINUING 2 PM
PRECIP END CONTINUING 6 AM 6 PM
MIXING HGT(FT-AGL) 410 4960 400 5330
TRANSPORT WND (MPH) SW 7 W 15 NW 7 N 9
VENT RATE (KT-FT) 2460 64480 2400 42640
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 7 7
MAX ADI EARLY 6 VERY POOR 60 GEN GOOD 8 POOR 27 FAIR
MAX ADI LATE 3 VERY POOR 83 GOOD 3 VERY POOR 59 GEN GOOD
MAX LVORI EARLY 5 5 6 8
MAX LVORI LATE 6 2 9 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 52 PERCENT. LIGHT WINDS.
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 AND A CHANCE OF
THUNDERSTORMS. 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 AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE MID
70S. MINIMUM RH 61 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
PAZ049-190815-
UNION-
INCLUDING THE CITY OF LEWISBURG
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY PCLDY MCLDY
PRECIP TYPE NONE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 0 0 30 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 57 (-9) 84 (+3) 61 80
RH % (24H TREND) 94 (-4) 52 (-1) 99 63
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 0.01 0.03
PRECIP DURATION 0 1
PRECIP BEGIN 2 AM 7 AM
PRECIP END 5 AM 6 PM
MIXING HGT(FT-AGL) 390 5470 380 3480
TRANSPORT WND (MPH) NW 7 W 13 W 7 N 7
VENT RATE (KT-FT) 2340 60170 2280 20880
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 8 5
MAX ADI EARLY 3 VERY POOR 45 GEN GOOD 6 VERY POOR 17 GEN POOR
MAX ADI LATE 3 VERY POOR 80 GOOD 4 VERY POOR 28 FAIR
MAX LVORI EARLY 5 6 5 8
MAX LVORI LATE 6 1 7 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. MINIMUM RH 54 PERCENT. LIGHT WINDS.
SATURDAY
MOSTLY 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 AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. MINIMUM RH
66 PERCENT. SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 58 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
MINIMUM RH 58 PERCENT. LIGHT WINDS.
PAZ004-190815-
WARREN-
INCLUDING THE CITY OF WARREN
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS NONE
CHANCE PRECIP (%) 0 60 40 0
CHANCE OF THUNDER (%) 0 50 40 0
TEMP (24H TREND) 55 (-4) 78 (+1) 54 77
RH % (24H TREND) 97 (-3) 66 (+13) 100 46
20FTWND-VAL/AM(MPH) LGT/VAR LGT/VAR
20FTWND-RDG/PM(MPH) LGT/VAR W 5 G13 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.05 0.00
PRECIP DURATION 4 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 4 AM
MIXING HGT(FT-AGL) 420 3500 400 5140
TRANSPORT WND (MPH) SW 8 W 15 N 5 N 8
VENT RATE (KT-FT) 2940 45500 1600 35980
DISPERSION 2 5 1 5
DSI 2 2
SUNSHINE HOURS 5 8
MAX ADI EARLY 6 VERY POOR 37 FAIR 7 POOR 21 FAIR
MAX ADI LATE 4 VERY POOR 50 GEN GOOD 3 VERY POOR 54 GEN GOOD
MAX LVORI EARLY 6 6 8 9
MAX LVORI LATE 6 3 9 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 45 PERCENT. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 59 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 66 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
70S. MINIMUM RH 59 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 50S. HIGHS IN THE UPPER
70S. MINIMUM RH 56 PERCENT. SOUTH WINDS AROUND 5 MPH.
PAZ065-190815-
YORK-
INCLUDING THE CITY OF YORK
251 PM EDT TUE AUG 18 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 50
TEMP (24H TREND) 62 (-7) 85 (+2) 66 82
RH % (24H TREND) 90 (-7) 51 (-14) 92 72
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 0.11
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(FT-AGL) 350 5460 340 3190
TRANSPORT WND (MPH) NW 7 W 10 W 6 W 7
VENT RATE (KT-FT) 2100 49140 1700 19140
DISPERSION 1 5 1 5
DSI 2 2
SUNSHINE HOURS 10 4
MAX ADI EARLY 5 VERY POOR 32 FAIR 5 VERY POOR 20 GEN POOR
MAX ADI LATE 4 VERY POOR 66 GOOD 3 VERY POOR 26 FAIR
MAX LVORI EARLY 5 5 4 6
MAX LVORI LATE 6 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE LOWER 60S.
HIGHS IN THE LOWER 80S. MINIMUM RH 64 PERCENT. NORTH WINDS AROUND
5 MPH.
SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
60S. HIGHS IN THE LOWER 80S. MINIMUM RH 71 PERCENT. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S.
MINIMUM RH 67 PERCENT. WEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
80S. MINIMUM RH 59 PERCENT. WEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 80S. MINIMUM RH 59 PERCENT. WEST WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION ABOVE NORMAL.
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