444
FNUS51 KCTP 191832
FWFCTP
FIRE WEATHER PLANNING FORECAST FOR CENTRAL PENNSYLVANIA
NATIONAL WEATHER SERVICE STATE COLLEGE, PA
232 PM EDT TUE MAY 19 2026
DISCUSSION
VERY WARM TODAY WITH A MIX OF CLOUDS AND SUN. HIGH TEMPERATURES
THIS AFTERNOON WILL CHALLENGE DAILY RECORDS FOR MID/LATE MAY.
WIDELY SCATTERED THUNDERSTORMS ARE POSSIBLE INTO THE EVENING.
WINDS WILL BE OUT OF THE SOUTHWEST AT 10 TO 15 MPH WITH GUSTS TO
25 MPH POSSIBLE. MIN RH VALUES THIS AFTERNOON WILL RANGE FROM 35
TO 45 PERCENT.
A COLD FRONT WILL BRING MORE NUMEROUS SHOWERS AND THUNDERSTORMS
ON WEDNESDAY. A NOTICEABLE COOLDOWN IS EXPECTED THURSDAY INTO
MEMORIAL DAY WEEKEND ALONG WITH PERIODS OF RAIN.
PAZ064-200830-
ADAMS-
INCLUDING THE CITY OF GETTYSBURG
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 60
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 68 (+2) 89 (-3) 50 65
RH % (24H TREND) 76 (-24) 44 (+5) 85 58
20FTWND-VAL/AM(MPH) LGT/VAR N 6 G17
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.07 0.10
PRECIP DURATION 3 5 7
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 410 5530 480 2590
TRANSPORT WND (MPH) SW 9 W 17 N 12 NE 12
VENT RATE (KT-FT) 3280 82950 4800 25900
DISPERSION 2 5 3 5
DSI 2 1
SUNSHINE HOURS 7 3
MAX ADI EARLY 62 GOOD 79 GOOD 34 FAIR 27 FAIR
MAX ADI LATE 5 VERY POOR 104 VERY GOOD13 GEN POOR 31 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 2 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
MINIMUM RH 73 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. MINIMUM RH 90 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. MINIMUM RH 74 PERCENT. LIGHT WINDS.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.
HIGHS IN THE MID 70S. MINIMUM RH 67 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 63 PERCENT. LIGHT WINDS.
PAZ034-200830-
BEDFORD-
INCLUDING THE CITY OF BEDFORD
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 60 50
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 66 (+5) 84 (-3) 48 64
RH % (24H TREND) 81 (-18) 48 (+7) 82 45
20FTWND-VAL/AM(MPH) W 5 G16 NE 5 G14
20FTWND-RDG/PM(MPH) SW 5 G16 NW 8 G16 NW 6 G15 LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.14 0.09
PRECIP DURATION 3 5 4
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 460 4990 540 2700
TRANSPORT WND (MPH) W 12 W 18 N 9 E 12
VENT RATE (KT-FT) 4600 79840 4320 27000
DISPERSION 2 5 2 5
DSI 2 1
SUNSHINE HOURS 6 4
MAX ADI EARLY 49 GEN GOOD 50 GEN GOOD 34 FAIR 24 FAIR
MAX ADI LATE 7 POOR 55 GEN GOOD 7 POOR 26 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 3 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 74 PERCENT. EAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. MINIMUM RH 83 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 69 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT. LIGHT
WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 58 PERCENT. LIGHT WINDS.
PAZ025-200830-
BLAIR-
INCLUDING THE CITY OF ALTOONA
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 60 40 20
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 66 (+1) 82 (-4) 47 67
RH % (24H TREND) 82 (-18) 54 (+10) 78 41
20FTWND-VAL/AM(MPH) W 7 G20 NE 5 G14
20FTWND-RDG/PM(MPH) SW 7 G19 NW 8 G19 NW 7 G17 E 5 G12
PRECIP AMOUNT 0.00 0.04 0.05 0.02
PRECIP DURATION 3 1 2
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 470 3990 680 3630
TRANSPORT WND (MPH) SW 12 W 18 N 9 E 12
VENT RATE (KT-FT) 4700 63840 5440 36300
DISPERSION 2 5 3 5
DSI 2 1
SUNSHINE HOURS 6 5
MAX ADI EARLY 48 GEN GOOD 55 GEN GOOD 31 FAIR 29 FAIR
MAX ADI LATE 8 POOR 49 GEN GOOD 7 POOR 40 FAIR
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 3 3 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60.
MINIMUM RH 68 PERCENT. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS AROUND 60.
MINIMUM RH 85 PERCENT. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 69 PERCENT. EAST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 60 PERCENT. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 58 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
PAZ024-200830-
CAMBRIA-
INCLUDING THE CITY OF JOHNSTOWN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 50 20
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 65 (-1) 76 (-8) 46 65
RH % (24H TREND) 85 (-14) 62 (+14) 81 41
20FTWND-VAL/AM(MPH) W 8 G20 NE 5 G14
20FTWND-RDG/PM(MPH) SW 7 G18 NW 9 G19 NW 6 G16 E 6 G13
PRECIP AMOUNT 0.00 0.06 0.04 0.02
PRECIP DURATION 3 1 2
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 550 3040 650 3360
TRANSPORT WND (MPH) W 14 W 17 NE 9 E 13
VENT RATE (KT-FT) 6600 45600 5200 36960
DISPERSION 3 5 2 5
DSI 1 1
SUNSHINE HOURS 5 5
MAX ADI EARLY 51 GEN GOOD 37 FAIR 24 FAIR 28 FAIR
MAX ADI LATE 12 POOR 37 FAIR 7 POOR 43 GEN GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 3 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. MINIMUM RH 68 PERCENT. EAST
WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 50S. MINIMUM RH 84 PERCENT.
SOUTHEAST WINDS AROUND 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WARMER. LOWS IN THE LOWER 50S. HIGHS AROUND 70.
MINIMUM RH 69 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 61 PERCENT. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 59 PERCENT. EAST WINDS AROUND 5 MPH.
PAZ011-200830-
CAMERON-
INCLUDING THE CITY OF EMPORIUM
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS NONE NONE
CHANCE PRECIP (%) 20 50 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 63 (-1) 76 (-10) 43 68
RH % (24H TREND) 88 (-12) 47 (+2) 73 32
20FTWND-VAL/AM(MPH) W 5 G16 NE 5 G14
20FTWND-RDG/PM(MPH) SW 6 G17 NW 6 G15 N 5 G14 NE 5
PRECIP AMOUNT 0.00 0.03 0.00 0.00
PRECIP DURATION 0 2
PRECIP BEGIN 6 PM 8 AM
PRECIP END 3 AM 4 PM
MIXING HGT(FT-AGL) 560 2590 500 4420
TRANSPORT WND (MPH) SW 13 W 15 N 9 NE 13
VENT RATE (KT-FT) 6160 33670 4000 48620
DISPERSION 3 5 2 5
DSI 1 2
SUNSHINE HOURS 5 7
MAX ADI EARLY 81 GOOD 31 FAIR 39 FAIR 50 GEN GOOD
MAX ADI LATE 8 POOR 41 GEN GOOD 7 POOR 70 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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 MID
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 56 PERCENT. EAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 80 PERCENT. SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
MINIMUM RH 67 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 53 PERCENT. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 52 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
PAZ017-200830-
CLEARFIELD-
INCLUDING THE CITIES OF DUBOIS AND CLEARFIELD
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 60 20 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 65 (+1) 77 (-8) 45 68
RH % (24H TREND) 85 (-14) 52 (+6) 75 32
20FTWND-VAL/AM(MPH) W 6 G16 NE 5 G14
20FTWND-RDG/PM(MPH) SW 6 G18 NW 7 G16 NW 6 G14 NE 5 G12
PRECIP AMOUNT 0.00 0.03 0.00 0.00
PRECIP DURATION 1 3 0
PRECIP BEGIN 6 PM 8 AM 2 AM
PRECIP END 2 AM 6 PM 6 AM
MIXING HGT(FT-AGL) 560 2750 770 4540
TRANSPORT WND (MPH) W 13 W 16 NE 10 E 13
VENT RATE (KT-FT) 6160 38500 6930 49940
DISPERSION 3 5 3 5
DSI 1 2
SUNSHINE HOURS 4 6
MAX ADI EARLY 79 GOOD 36 FAIR 37 FAIR 37 FAIR
MAX ADI LATE 10 POOR 33 FAIR 8 POOR 66 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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 MID 40S.
HIGHS IN THE LOWER 60S. MINIMUM RH 59 PERCENT. EAST WINDS 5 TO
10 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 81 PERCENT. EAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. WARMER. LOWS
AROUND 50. HIGHS AROUND 70. MINIMUM RH 67 PERCENT. SOUTHEAST
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 56 PERCENT. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 55 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
PAZ053-200830-
COLUMBIA-
INCLUDING THE CITIES OF BLOOMSBURG AND BERWICK
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 80 0 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 66 (+3) 86 (-4) 47 68
RH % (24H TREND) 80 (-20) 50 (+8) 73 39
20FTWND-VAL/AM(MPH) LGT/VAR N 5 G16
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 10 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 430 4410 590 4210
TRANSPORT WND (MPH) W 9 W 17 N 9 NE 12
VENT RATE (KT-FT) 3440 66150 4720 42100
DISPERSION 2 5 2 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 39 FAIR 64 GOOD 40 FAIR 37 FAIR
MAX ADI LATE 4 VERY POOR 47 GEN GOOD 8 POOR 57 GEN GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 3 3 3 1
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 UPPER
40S. HIGHS IN THE MID 60S. MINIMUM RH 53 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 82 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
MINIMUM RH 73 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. MINIMUM RH 59 PERCENT. LIGHT
WINDS.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE UPPER 70S. MINIMUM RH 56 PERCENT. LIGHT WINDS.
PAZ063-200830-
CUMBERLAND-
INCLUDING THE CITY OF CARLISLE
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 60 50
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+2) 89 (-3) 51 66
RH % (24H TREND) 75 (-25) 45 (+7) 77 48
20FTWND-VAL/AM(MPH) LGT/VAR N 6 G16
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 N 5 G14 LGT/VAR
PRECIP AMOUNT 0.00 0.10 0.09 0.08
PRECIP DURATION 3 4 4
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 430 5370 480 3070
TRANSPORT WND (MPH) SW 10 W 17 N 10 E 10
VENT RATE (KT-FT) 3870 80550 4320 27630
DISPERSION 2 5 3 5
DSI 2 1
SUNSHINE HOURS 7 4
MAX ADI EARLY 45 GEN GOOD 85 GOOD 47 GEN GOOD 25 FAIR
MAX ADI LATE 5 VERY POOR 99 GOOD 10 POOR 31 FAIR
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
MINIMUM RH 67 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60.
MINIMUM RH 85 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 70. MINIMUM RH 72 PERCENT. EAST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 64 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT. LIGHT
WINDS.
PAZ057-200830-
DAUPHIN-
INCLUDING THE CITIES OF HARRISBURG AND HERSHEY
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 80 50 40
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+1) 89 (-3) 50 68
RH % (24H TREND) 78 (-16) 46 (+7) 76 45
20FTWND-VAL/AM(MPH) W 5 G14 N 7 G19
20FTWND-RDG/PM(MPH) LGT/VAR NW 8 G16 N 7 G16 NE 5 G12
PRECIP AMOUNT 0.00 0.10 0.07 0.04
PRECIP DURATION 4 1 2
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 430 5300 460 3480
TRANSPORT WND (MPH) W 9 W 17 N 12 NE 9
VENT RATE (KT-FT) 3440 79500 4600 27840
DISPERSION 2 5 2 5
DSI 2 2
SUNSHINE HOURS 7 4
MAX ADI EARLY 38 FAIR 84 GOOD 29 FAIR 36 FAIR
MAX ADI LATE 4 VERY POOR 97 GOOD 12 POOR 36 FAIR
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 3 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. MINIMUM RH 62 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 84 PERCENT. EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE UPPER 60S. MINIMUM RH 74 PERCENT. EAST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 59 PERCENT. NORTH
WINDS AROUND 5 MPH.
PAZ010-200830-
ELK-
INCLUDING THE CITIES OF ST. MARYS AND RIDGWAY
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 60 0 0
CHANCE OF THUNDER (%) 20 20 0 0
TEMP (24H TREND) 62 (0) 72 (-13) 41 68
RH % (24H TREND) 89 (-11) 49 (+2) 75 32
20FTWND-VAL/AM(MPH) W 5 G15 NE 5 G13
20FTWND-RDG/PM(MPH) SW 6 G18 NW 6 G14 N 5 G14 NE 5
PRECIP AMOUNT 0.02 0.02 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 3 PM
MIXING HGT(FT-AGL) 590 2200 470 4410
TRANSPORT WND (MPH) W 13 N 15 N 9 E 13
VENT RATE (KT-FT) 6490 28600 3760 48510
DISPERSION 3 5 2 5
DSI 1 2
SUNSHINE HOURS 4 7
MAX ADI EARLY 48 GEN GOOD 25 FAIR 37 FAIR 49 GEN GOOD
MAX ADI LATE 8 POOR 34 FAIR 8 POOR 69 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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 MID
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 58 PERCENT. EAST WINDS
5 TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 83 PERCENT. SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS, WARMER. LOWS AROUND 50. HIGHS IN THE UPPER
60S. MINIMUM RH 68 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 55 PERCENT. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 54 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
PAZ036-200830-
FRANKLIN-
INCLUDING THE CITY OF CHAMBERSBURG
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 60
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 68 (+1) 88 (-3) 51 65
RH % (24H TREND) 78 (-22) 47 (+8) 80 49
20FTWND-VAL/AM(MPH) LGT/VAR NE 6 G17
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 N 6 G15 LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.09 0.10
PRECIP DURATION 3 5 7
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 430 5700 450 2610
TRANSPORT WND (MPH) W 8 W 17 N 12 NE 12
VENT RATE (KT-FT) 3010 85500 4500 26100
DISPERSION 2 5 2 5
DSI 2 1
SUNSHINE HOURS 7 3
MAX ADI EARLY 31 FAIR 78 GOOD 44 GEN GOOD 26 FAIR
MAX ADI LATE 5 VERY POOR 96 GOOD 10 POOR 26 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 2 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
MINIMUM RH 73 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. MINIMUM RH 87 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. MINIMUM RH 72 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 66 PERCENT. LIGHT
WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 62 PERCENT. LIGHT WINDS.
PAZ035-200830-
FULTON-
INCLUDING THE CITY OF MCCONNELLSBURG
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 70 60
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 68 (+4) 87 (-3) 51 65
RH % (24H TREND) 78 (-22) 47 (+9) 82 49
20FTWND-VAL/AM(MPH) LGT/VAR NE 5 G16
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 N 5 G15 LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.15 0.10
PRECIP DURATION 3 5 7
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 450 5710 490 2560
TRANSPORT WND (MPH) W 8 W 18 N 12 E 10
VENT RATE (KT-FT) 3150 91360 4900 23040
DISPERSION 2 5 3 5
DSI 2 1
SUNSHINE HOURS 7 3
MAX ADI EARLY 45 GEN GOOD 83 GOOD 47 GEN GOOD 25 FAIR
MAX ADI LATE 5 VERY POOR 111 VERY GOOD8 POOR 25 FAIR
MAX LVORI EARLY 3 3 4 4
MAX LVORI LATE 3 2 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60.
MINIMUM RH 75 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. MINIMUM RH 87 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 70 PERCENT. LIGHT
WINDS.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 63 PERCENT. LIGHT
WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
MINIMUM RH 60 PERCENT. LIGHT WINDS.
PAZ026-200830-
HUNTINGDON-
INCLUDING THE CITIES OF HUNTINGDON AND MOUNT UNION
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 50 30
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (+2) 85 (-4) 49 67
RH % (24H TREND) 79 (-20) 49 (+8) 77 41
20FTWND-VAL/AM(MPH) W 5 G16 NE 5 G15
20FTWND-RDG/PM(MPH) SW 5 G15 NW 6 G16 NW 6 G16 LGT/VAR
PRECIP AMOUNT 0.00 0.05 0.05 0.04
PRECIP DURATION 3 2 2
PRECIP BEGIN 10 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 470 4980 520 3680
TRANSPORT WND (MPH) W 10 W 17 N 10 E 12
VENT RATE (KT-FT) 4230 74700 4680 36800
DISPERSION 2 5 2 5
DSI 2 2
SUNSHINE HOURS 6 4
MAX ADI EARLY 50 GEN GOOD 60 GEN GOOD 44 GEN GOOD 35 FAIR
MAX ADI LATE 6 VERY POOR 57 GEN GOOD 7 POOR 44 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
MINIMUM RH 67 PERCENT. EAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60.
MINIMUM RH 84 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. WARMER. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 69 PERCENT. EAST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 61 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 58 PERCENT. LIGHT
WINDS.
PAZ028-200830-
JUNIATA-
INCLUDING THE CITY OF MIFFLINTOWN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 80 40 30
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+4) 86 (-4) 50 67
RH % (24H TREND) 78 (-21) 48 (+7) 75 43
20FTWND-VAL/AM(MPH) W 5 G15 NE 5 G18
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.07 0.05 0.02
PRECIP DURATION 3 1 2
PRECIP BEGIN 11 AM 12 AM CONTINUING
PRECIP END 6 PM CONTINUING 6 PM
MIXING HGT(FT-AGL) 440 4980 480 3720
TRANSPORT WND (MPH) SW 10 W 18 N 10 NE 12
VENT RATE (KT-FT) 3960 79680 4320 37200
DISPERSION 2 5 2 5
DSI 2 1
SUNSHINE HOURS 7 4
MAX ADI EARLY 33 FAIR 84 GOOD 47 GEN GOOD 44 GEN GOOD
MAX ADI LATE 5 VERY POOR 54 GEN GOOD 8 POOR 49 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 65 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 86 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
MINIMUM RH 72 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 59 PERCENT. LIGHT
WINDS.
PAZ066-200830-
LANCASTER-
INCLUDING THE CITY OF LANCASTER
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 70 50 50
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 68 (0) 90 (-4) 52 67
RH % (24H TREND) 76 (-24) 42 (+5) 86 53
20FTWND-VAL/AM(MPH) W 5 G13 N 7 G15
20FTWND-RDG/PM(MPH) SW 5 G15 W 9 G17 NW 6 G13 NE 5
PRECIP AMOUNT 0.00 0.12 0.10 0.07
PRECIP DURATION 3 2 2
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 410 6380 440 2700
TRANSPORT WND (MPH) W 9 W 18 N 12 NE 10
VENT RATE (KT-FT) 3280 102080 4400 24300
DISPERSION 2 5 2 5
DSI 2 1
SUNSHINE HOURS 8 4
MAX ADI EARLY 56 GEN GOOD 79 GOOD 25 FAIR 30 FAIR
MAX ADI LATE 5 VERY POOR 99 GOOD 12 POOR 30 FAIR
MAX LVORI EARLY 3 3 4 3
MAX LVORI LATE 3 3 4 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 WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. MINIMUM RH 64 PERCENT. EAST WINDS UP
TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. MINIMUM RH 85 PERCENT. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 60S.
MINIMUM RH 76 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 65 PERCENT. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
PAZ059-200830-
LEBANON-
INCLUDING THE CITY OF LEBANON
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 50 40
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (0) 90 (-3) 51 68
RH % (24H TREND) 80 (-17) 46 (+7) 80 48
20FTWND-VAL/AM(MPH) W 6 G14 N 7 G17
20FTWND-RDG/PM(MPH) W 5 G15 NW 9 G17 N 7 G15 NE 5
PRECIP AMOUNT 0.00 0.11 0.08 0.04
PRECIP DURATION 3 1 2
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 420 5510 440 2880
TRANSPORT WND (MPH) W 9 W 18 N 12 NE 9
VENT RATE (KT-FT) 3360 88160 4400 23040
DISPERSION 2 5 2 5
DSI 2 2
SUNSHINE HOURS 7 4
MAX ADI EARLY 29 FAIR 79 GOOD 27 FAIR 30 FAIR
MAX ADI LATE 5 VERY POOR 66 GOOD 11 POOR 34 FAIR
MAX LVORI EARLY 3 4 4 3
MAX LVORI LATE 3 3 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE MID 60S. MINIMUM RH 62 PERCENT. NORTHEAST WINDS
UP TO 10 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 60.
MINIMUM RH 86 PERCENT. EAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
MINIMUM RH 76 PERCENT. EAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 64 PERCENT. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT. NORTH
WINDS AROUND 5 MPH.
PAZ005-200830-
MCKEAN-
INCLUDING THE CITY OF BRADFORD
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 50 50 0 0
CHANCE OF THUNDER (%) 20 0 0 0
TEMP (24H TREND) 59 (-5) 68 (-16) 39 65
RH % (24H TREND) 90 (-10) 45 (-1) 76 31
20FTWND-VAL/AM(MPH) NW 5 G14 NE 5 G13
20FTWND-RDG/PM(MPH) SW 7 G18 NW 6 G13 NW 5 G13 NE 5 G12
PRECIP AMOUNT 0.05 0.01 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 3 PM
MIXING HGT(FT-AGL) 640 2490 540 4230
TRANSPORT WND (MPH) W 14 N 14 N 10 NE 13
VENT RATE (KT-FT) 7680 29880 4860 46530
DISPERSION 3 5 3 5
DSI 1 2
SUNSHINE HOURS 4 8
MAX ADI EARLY 54 GEN GOOD 22 FAIR 32 FAIR 52 GEN GOOD
MAX ADI LATE 10 POOR 40 FAIR 8 POOR 66 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 3 1
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
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 51 PERCENT. EAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 80 PERCENT. SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 60S. MINIMUM RH 65 PERCENT. SOUTHEAST
WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. MINIMUM RH 52 PERCENT. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 70S. MINIMUM RH 51 PERCENT. EAST WINDS
AROUND 5 MPH.
PAZ027-200830-
MIFFLIN-
INCLUDING THE CITY OF LEWISTOWN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 40 20
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (+4) 86 (-3) 48 68
RH % (24H TREND) 79 (-21) 50 (+7) 77 42
20FTWND-VAL/AM(MPH) W 5 G16 NE 5 G15
20FTWND-RDG/PM(MPH) SW 5 G16 NW 6 G16 NW 5 G14 LGT/VAR
PRECIP AMOUNT 0.00 0.06 0.03 0.01
PRECIP DURATION 3 1 1
PRECIP BEGIN 10 AM 7 PM CONTINUING
PRECIP END 6 PM CONTINUING 6 PM
MIXING HGT(FT-AGL) 460 4540 480 3650
TRANSPORT WND (MPH) W 10 W 17 N 10 NE 12
VENT RATE (KT-FT) 4140 68100 4320 36500
DISPERSION 2 5 2 5
DSI 2 2
SUNSHINE HOURS 6 4
MAX ADI EARLY 39 FAIR 86 GOOD 44 GEN GOOD 43 GEN GOOD
MAX ADI LATE 6 VERY POOR 53 GEN GOOD 7 POOR 49 GEN GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 3 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 65 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 87 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS, WARMER. LOWS AROUND 50. HIGHS AROUND 70.
MINIMUM RH 72 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 59 PERCENT. LIGHT
WINDS.
PAZ051-200830-
MONTOUR-
INCLUDING THE CITY OF DANVILLE
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 70 0 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+7) 85 (-6) 50 68
RH % (24H TREND) 78 (-22) 50 (+9) 69 39
20FTWND-VAL/AM(MPH) LGT/VAR N 5 G15
20FTWND-RDG/PM(MPH) LGT/VAR NW 7 G15 N 5 G14 N 5
PRECIP AMOUNT 0.00 0.08 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 10 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 400 4360 510 4350
TRANSPORT WND (MPH) W 7 W 16 N 10 NE 10
VENT RATE (KT-FT) 2400 61040 4590 39150
DISPERSION 1 5 3 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 35 FAIR 52 GEN GOOD 40 FAIR 44 GEN GOOD
MAX ADI LATE 4 VERY POOR 47 GEN GOOD 8 POOR 56 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 2 3 1
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 UPPER
40S. HIGHS IN THE MID 60S. MINIMUM RH 53 PERCENT. EAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 80 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
MINIMUM RH 69 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 54 PERCENT. LIGHT
WINDS.
PAZ018-200830-
NORTHERN CENTRE-
INCLUDING THE CITY OF PHILIPSBURG
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 0 60 10 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 66 (+3) 78 (-7) 46 66
RH % (24H TREND) 83 (-17) 51 (+7) 72 32
20FTWND-VAL/AM(MPH) W 7 G19 NE 6 G16
20FTWND-RDG/PM(MPH) SW 6 G18 NW 7 G18 NW 6 G16 NE 5 G13
PRECIP AMOUNT 0.00 0.03 0.01 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 9 AM 2 AM
PRECIP END 6 PM 6 AM
MIXING HGT(FT-AGL) 550 3220 920 4410
TRANSPORT WND (MPH) SW 12 W 17 N 10 NE 12
VENT RATE (KT-FT) 5500 48300 8280 44100
DISPERSION 3 5 3 5
DSI 1 2
SUNSHINE HOURS 5 5
MAX ADI EARLY 72 GOOD 42 GEN GOOD 37 FAIR 31 FAIR
MAX ADI LATE 11 POOR 41 GEN GOOD 8 POOR 63 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 3 2
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 MID 40S.
HIGHS AROUND 60. MINIMUM RH 58 PERCENT. NORTHEAST WINDS AROUND
5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 82 PERCENT. EAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
MINIMUM RH 68 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 56 PERCENT. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE MID 70S. MINIMUM RH 54 PERCENT. NORTH WINDS
AROUND 5 MPH.
PAZ012-200830-
NORTHERN CLINTON-
INCLUDING THE CITY OF RENOVO
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 60 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 65 (+1) 78 (-8) 44 68
RH % (24H TREND) 85 (-15) 47 (+3) 69 31
20FTWND-VAL/AM(MPH) W 5 G17 NE 5 G16
20FTWND-RDG/PM(MPH) SW 5 G17 NW 6 G16 N 5 G14 NE 5 G13
PRECIP AMOUNT 0.00 0.03 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 9 AM
PRECIP END 5 PM
MIXING HGT(FT-AGL) 500 3190 630 4290
TRANSPORT WND (MPH) SW 12 W 16 N 10 NE 13
VENT RATE (KT-FT) 5000 44660 5670 47190
DISPERSION 2 5 3 5
DSI 1 2
SUNSHINE HOURS 6 6
MAX ADI EARLY 71 GOOD 40 FAIR 42 GEN GOOD 32 FAIR
MAX ADI LATE 8 POOR 38 FAIR 7 POOR 66 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 3 1
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 MID
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 55 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 80 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
MINIMUM RH 68 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. MINIMUM RH 53 PERCENT. EAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE MID 70S. MINIMUM RH 52 PERCENT. NORTH WINDS
AROUND 5 MPH.
PAZ041-200830-
NORTHERN LYCOMING-
INCLUDING THE CITY OF TROUT RUN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 70 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 64 (0) 77 (-9) 43 64
RH % (24H TREND) 84 (-15) 52 (+7) 72 38
20FTWND-VAL/AM(MPH) W 6 G15 N 8 G20
20FTWND-RDG/PM(MPH) SW 6 G16 NW 6 G15 N 6 G16 NE 5 G14
PRECIP AMOUNT 0.00 0.04 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 9 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 470 3380 560 4070
TRANSPORT WND (MPH) SW 10 W 16 N 13 NE 13
VENT RATE (KT-FT) 4230 47320 6160 44770
DISPERSION 2 5 3 5
DSI 1 2
SUNSHINE HOURS 6 6
MAX ADI EARLY 53 GEN GOOD 40 FAIR 46 GEN GOOD 35 FAIR
MAX ADI LATE 5 VERY POOR 48 GEN GOOD 14 GEN POOR 64 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 58 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 50S.
MINIMUM RH 85 PERCENT. EAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
MINIMUM RH 74 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 59 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT. NORTH WINDS
AROUND 5 MPH.
PAZ052-200830-
NORTHUMBERLAND-
INCLUDING THE CITIES OF SUNBURY AND SHAMOKIN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 0 80 20 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (+5) 85 (-5) 50 68
RH % (24H TREND) 78 (-20) 50 (+9) 72 39
20FTWND-VAL/AM(MPH) LGT/VAR N 6 G17
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 N 5 G15 LGT/VAR
PRECIP AMOUNT 0.00 0.11 0.05 0.00
PRECIP DURATION 3 0
PRECIP BEGIN 10 AM 2 AM
PRECIP END 6 PM 6 AM
MIXING HGT(FT-AGL) 410 4610 500 4120
TRANSPORT WND (MPH) W 8 W 16 N 10 NE 12
VENT RATE (KT-FT) 2870 64540 4500 41200
DISPERSION 1 5 3 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 32 FAIR 64 GOOD 39 FAIR 44 GEN GOOD
MAX ADI LATE 4 VERY POOR 46 GEN GOOD 9 POOR 54 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 3 3 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE MID 60S. MINIMUM RH 56 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 82 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
MINIMUM RH 72 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 60 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT. LIGHT WINDS.
PAZ056-200830-
PERRY-
INCLUDING THE CITY OF NEWPORT
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 70 50 40
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+2) 88 (-3) 51 67
RH % (24H TREND) 75 (-24) 47 (+8) 75 45
20FTWND-VAL/AM(MPH) W 5 G14 N 6 G18
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G15 N 5 G15 LGT/VAR
PRECIP AMOUNT 0.00 0.07 0.07 0.05
PRECIP DURATION 3 1 2
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 PM
MIXING HGT(FT-AGL) 440 5310 490 3680
TRANSPORT WND (MPH) SW 9 W 18 N 10 NE 12
VENT RATE (KT-FT) 3520 84960 4410 36800
DISPERSION 2 5 2 5
DSI 2 1
SUNSHINE HOURS 7 4
MAX ADI EARLY 48 GEN GOOD 66 GOOD 50 GEN GOOD 39 FAIR
MAX ADI LATE 5 VERY POOR 96 GOOD 9 POOR 42 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 3 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 66 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 85 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS, WARMER. LOWS IN THE LOWER 50S. HIGHS AROUND
70. MINIMUM RH 73 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 63 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 60 PERCENT. LIGHT
WINDS.
PAZ006-200830-
POTTER-
INCLUDING THE CITY OF COUDERSPORT
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 10 50 0 0
CHANCE OF THUNDER (%) 10 20 0 0
TEMP (24H TREND) 62 (-4) 72 (-12) 39 64
RH % (24H TREND) 90 (-10) 46 (-1) 73 33
20FTWND-VAL/AM(MPH) W 6 G17 NE 7 G16
20FTWND-RDG/PM(MPH) SW 7 G19 NW 6 G14 N 6 G13 NE 5
PRECIP AMOUNT 0.00 0.02 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 6 PM 6 AM
PRECIP END 3 AM 4 PM
MIXING HGT(FT-AGL) 630 2600 520 4050
TRANSPORT WND (MPH) W 14 NW 15 N 10 NE 13
VENT RATE (KT-FT) 7560 33800 4680 44550
DISPERSION 3 5 3 5
DSI 1 2
SUNSHINE HOURS 5 7
MAX ADI EARLY 58 GEN GOOD 29 FAIR 41 GEN GOOD 53 GEN GOOD
MAX ADI LATE 13 GEN POOR 47 GEN GOOD 9 POOR 62 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 55 PERCENT. EAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 50S.
MINIMUM RH 83 PERCENT. SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
MINIMUM RH 70 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 56 PERCENT. SOUTH
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE MID 70S. MINIMUM RH 54 PERCENT. NORTH WINDS
AROUND 5 MPH.
PAZ058-200830-
SCHUYLKILL-
INCLUDING THE CITY OF POTTSVILLE
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 80 30 20
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (+2) 87 (-3) 48 67
RH % (24H TREND) 78 (-20) 49 (+8) 77 41
20FTWND-VAL/AM(MPH) LGT/VAR N 5 G18
20FTWND-RDG/PM(MPH) LGT/VAR NW 6 G16 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.09 0.05 0.01
PRECIP DURATION 3 1 1
PRECIP BEGIN 11 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 2 PM
MIXING HGT(FT-AGL) 440 5130 520 3640
TRANSPORT WND (MPH) W 10 W 18 N 13 NE 9
VENT RATE (KT-FT) 3960 82080 5720 29120
DISPERSION 2 5 3 5
DSI 2 2
SUNSHINE HOURS 7 4
MAX ADI EARLY 70 GOOD 87 GOOD 34 FAIR 37 FAIR
MAX ADI LATE 5 VERY POOR 105 VERY GOOD10 POOR 43 GEN GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 3 3 3 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. MINIMUM RH 57 PERCENT.
NORTHEAST WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 84 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
MINIMUM RH 76 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 63 PERCENT. LIGHT
WINDS.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 60 PERCENT. LIGHT WINDS.
PAZ050-200830-
SNYDER-
INCLUDING THE CITY OF SELINSGROVE
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS SHOWERS
CHANCE PRECIP (%) 0 80 30 10
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+6) 85 (-4) 50 67
RH % (24H TREND) 78 (-19) 51 (+8) 75 43
20FTWND-VAL/AM(MPH) W 5 G16 N 7 G19
20FTWND-RDG/PM(MPH) SW 5 G16 NW 7 G16 N 5 G15 NE 5 G13
PRECIP AMOUNT 0.00 0.07 0.03 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 10 AM 1 AM CONTINUING
PRECIP END 6 PM CONTINUING 2 PM
MIXING HGT(FT-AGL) 430 4700 480 3800
TRANSPORT WND (MPH) W 10 W 17 N 10 NE 12
VENT RATE (KT-FT) 3870 70500 4320 38000
DISPERSION 2 5 2 5
DSI 2 2
SUNSHINE HOURS 7 4
MAX ADI EARLY 31 FAIR 66 GOOD 32 FAIR 47 GEN GOOD
MAX ADI LATE 6 VERY POOR 51 GEN GOOD 10 POOR 52 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 3 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 62 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 84 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
MINIMUM RH 75 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 64 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 61 PERCENT. LIGHT
WINDS.
PAZ033-200830-
SOMERSET-
INCLUDING THE CITY OF SOMERSET
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 70 50
CHANCE OF THUNDER (%) 0 50 20 0
TEMP (24H TREND) 65 (+1) 77 (-6) 46 64
RH % (24H TREND) 85 (-14) 62 (+13) 91 51
20FTWND-VAL/AM(MPH) W 7 G18 LGT/VAR
20FTWND-RDG/PM(MPH) SW 6 G17 NW 8 G17 NW 5 G16 E 5 G12
PRECIP AMOUNT 0.00 0.10 0.13 0.07
PRECIP DURATION 6 4 4
PRECIP BEGIN 8 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 500 3650 950 2390
TRANSPORT WND (MPH) W 15 W 18 N 9 E 13
VENT RATE (KT-FT) 6500 58400 7600 26290
DISPERSION 3 5 2 5
DSI 1 1
SUNSHINE HOURS 5 4
MAX ADI EARLY 47 GEN GOOD 44 GEN GOOD 23 FAIR 21 FAIR
MAX ADI LATE 8 POOR 45 GEN GOOD 6 VERY POOR 26 FAIR
MAX LVORI EARLY 3 4 5 4
MAX LVORI LATE 4 4 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 77 PERCENT. EAST WINDS 5 TO 10 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. MINIMUM RH 87 PERCENT.
SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 73 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE LOWER 70S. MINIMUM RH 68 PERCENT. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
MINIMUM RH 65 PERCENT. NORTHEAST WINDS AROUND 5 MPH.
PAZ019-200830-
SOUTHERN CENTRE-
INCLUDING THE CITY OF STATE COLLEGE
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 0 60 20 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (+5) 82 (-6) 48 68
RH % (24H TREND) 80 (-19) 53 (+9) 72 37
20FTWND-VAL/AM(MPH) W 6 G17 NE 6 G16
20FTWND-RDG/PM(MPH) SW 6 G16 NW 7 G16 NW 6 G15 NE 5 G12
PRECIP AMOUNT 0.00 0.05 0.02 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 10 AM 7 PM
PRECIP END 6 PM 6 AM
MIXING HGT(FT-AGL) 470 3810 740 4130
TRANSPORT WND (MPH) SW 12 W 17 N 10 NE 12
VENT RATE (KT-FT) 4700 57150 6660 41300
DISPERSION 2 5 3 5
DSI 2 2
SUNSHINE HOURS 6 5
MAX ADI EARLY 54 GEN GOOD 67 GOOD 32 FAIR 37 FAIR
MAX ADI LATE 8 POOR 51 GEN GOOD 8 POOR 55 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 3 3 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 40S.
HIGHS IN THE LOWER 60S. MINIMUM RH 61 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 85 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS, WARMER. LOWS AROUND 50. HIGHS IN THE UPPER
60S. MINIMUM RH 71 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 60 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 58 PERCENT. LIGHT
WINDS.
PAZ045-200830-
SOUTHERN CLINTON-
INCLUDING THE CITY OF LOCK HAVEN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 60 0 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 67 (+4) 82 (-6) 47 68
RH % (24H TREND) 81 (-19) 52 (+10) 70 36
20FTWND-VAL/AM(MPH) W 6 G16 N 5 G15
20FTWND-RDG/PM(MPH) SW 5 G16 NW 6 G16 LGT/VAR NE 5 G13
PRECIP AMOUNT 0.00 0.05 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 10 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 470 3750 910 4210
TRANSPORT WND (MPH) SW 10 W 16 N 10 NE 12
VENT RATE (KT-FT) 4230 52500 8190 42100
DISPERSION 3 5 3 5
DSI 2 2
SUNSHINE HOURS 6 5
MAX ADI EARLY 41 GEN GOOD 45 GEN GOOD 34 FAIR 37 FAIR
MAX ADI LATE 5 VERY POOR 43 GEN GOOD 8 POOR 61 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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 MID 40S.
HIGHS IN THE LOWER 60S. MINIMUM RH 57 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S.
MINIMUM RH 82 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
MINIMUM RH 70 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 57 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 55 PERCENT. LIGHT
WINDS.
PAZ046-200830-
SOUTHERN LYCOMING-
INCLUDING THE CITY OF WILLIAMSPORT
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 70 0 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 66 (+3) 82 (-7) 46 67
RH % (24H TREND) 81 (-18) 52 (+10) 69 37
20FTWND-VAL/AM(MPH) W 5 G15 N 7 G17
20FTWND-RDG/PM(MPH) LGT/VAR NW 7 G16 N 6 G15 NE 5 G13
PRECIP AMOUNT 0.00 0.06 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 10 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 420 3870 600 4390
TRANSPORT WND (MPH) W 8 W 17 N 12 NE 12
VENT RATE (KT-FT) 2940 58050 6000 43900
DISPERSION 1 5 3 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 33 FAIR 46 GEN GOOD 45 GEN GOOD 36 FAIR
MAX ADI LATE 4 VERY POOR 39 FAIR 9 POOR 62 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 2 3 1
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 MID
40S. HIGHS IN THE MID 60S. MINIMUM RH 54 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 81 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
MINIMUM RH 71 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE MID 70S. MINIMUM RH 58 PERCENT. LIGHT
WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE MID 70S. MINIMUM RH 55 PERCENT. LIGHT
WINDS.
PAZ042-200830-
SULLIVAN-
INCLUDING THE CITY OF LAPORTE
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 80 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 64 (+3) 78 (-7) 43 63
RH % (24H TREND) 85 (-15) 59 (+11) 80 42
20FTWND-VAL/AM(MPH) W 5 G16 N 8 G22
20FTWND-RDG/PM(MPH) SW 5 G17 NW 6 G16 N 7 G19 N 5 G15
PRECIP AMOUNT 0.00 0.06 0.00 0.00
PRECIP DURATION 4
PRECIP BEGIN 8 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 520 3240 620 3820
TRANSPORT WND (MPH) SW 12 W 17 N 14 N 13
VENT RATE (KT-FT) 5200 48600 7440 42020
DISPERSION 2 5 3 5
DSI 1 2
SUNSHINE HOURS 6 6
MAX ADI EARLY 72 GOOD 43 GEN GOOD 40 FAIR 38 FAIR
MAX ADI LATE 7 POOR 37 FAIR 13 GEN POOR 62 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 3 3 1
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
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 56 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 50S.
MINIMUM RH 89 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
MINIMUM RH 79 PERCENT. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 63 PERCENT.
SOUTHEAST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. MINIMUM RH 61 PERCENT. NORTH WINDS
AROUND 5 MPH.
PAZ037-200830-
TIOGA-
INCLUDING THE CITIES OF MANSFIELD AND WELLSBORO
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 0 60 0 0
CHANCE OF THUNDER (%) 0 20 0 0
TEMP (24H TREND) 64 (+1) 73 (-12) 41 62
RH % (24H TREND) 86 (-14) 48 (+3) 75 38
20FTWND-VAL/AM(MPH) W 6 G15 N 7 G17
20FTWND-RDG/PM(MPH) SW 7 G18 NW 6 G14 N 6 G14 NE 6 G14
PRECIP AMOUNT 0.00 0.03 0.00 0.00
PRECIP DURATION 3
PRECIP BEGIN 8 AM
PRECIP END 6 PM
MIXING HGT(FT-AGL) 600 2900 540 3820
TRANSPORT WND (MPH) SW 14 N 16 N 12 NE 14
VENT RATE (KT-FT) 7200 40600 5400 45840
DISPERSION 3 5 3 5
DSI 1 2
SUNSHINE HOURS 6 7
MAX ADI EARLY 55 GEN GOOD 36 FAIR 52 GEN GOOD 58 GEN GOOD
MAX ADI LATE 9 POOR 53 GEN GOOD 9 POOR 65 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 3 3 1
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
40S. HIGHS IN THE LOWER 60S. MINIMUM RH 54 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE MID 50S.
MINIMUM RH 82 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S.
MINIMUM RH 71 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
LOWER 50S. HIGHS IN THE LOWER 70S. MINIMUM RH 58 PERCENT.
SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. MINIMUM RH 56 PERCENT. NORTH WINDS
AROUND 5 MPH.
PAZ049-200830-
UNION-
INCLUDING THE CITY OF LEWISBURG
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 0 70 20 0
CHANCE OF THUNDER (%) 0 50 0 0
TEMP (24H TREND) 68 (+7) 84 (-6) 48 67
RH % (24H TREND) 78 (-21) 52 (+10) 69 40
20FTWND-VAL/AM(MPH) W 5 G16 N 6 G16
20FTWND-RDG/PM(MPH) LGT/VAR NW 7 G16 N 5 G14 NE 5 G13
PRECIP AMOUNT 0.00 0.07 0.03 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 10 AM 7 PM
PRECIP END 6 PM 6 AM
MIXING HGT(FT-AGL) 440 4360 700 4040
TRANSPORT WND (MPH) SW 10 W 17 N 13 NE 12
VENT RATE (KT-FT) 3960 65400 7700 40400
DISPERSION 2 5 3 5
DSI 2 2
SUNSHINE HOURS 7 5
MAX ADI EARLY 36 FAIR 70 GOOD 46 GEN GOOD 43 GEN GOOD
MAX ADI LATE 6 VERY POOR 49 GEN GOOD 8 POOR 57 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 3 3 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
40S. HIGHS IN THE MID 60S. MINIMUM RH 58 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER
50S. MINIMUM RH 83 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
MINIMUM RH 73 PERCENT. EAST WINDS AROUND 5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 59 PERCENT. LIGHT WINDS.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE UPPER 70S. MINIMUM RH 56 PERCENT. LIGHT
WINDS.
PAZ004-200830-
WARREN-
INCLUDING THE CITY OF WARREN
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 80 40 0 0
CHANCE OF THUNDER (%) 50 0 0 0
TEMP (24H TREND) 56 (-8) 65 (-20) 40 67
RH % (24H TREND) 93 (-7) 48 (0) 79 31
20FTWND-VAL/AM(MPH) NW 5 G13 NE 5 G12
20FTWND-RDG/PM(MPH) SW 7 G18 NW 6 G13 N 5 G14 NE 5 G12
PRECIP AMOUNT 0.21 0.01 0.00 0.00
PRECIP DURATION 6 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 2 PM
MIXING HGT(FT-AGL) 640 2300 530 4630
TRANSPORT WND (MPH) SW 13 N 14 N 10 NE 13
VENT RATE (KT-FT) 7040 27600 4770 50930
DISPERSION 3 5 3 5
DSI 1 2
SUNSHINE HOURS 4 8
MAX ADI EARLY 52 GEN GOOD 21 FAIR 33 FAIR 55 GEN GOOD
MAX ADI LATE 9 POOR 38 FAIR 8 POOR 71 GOOD
MAX LVORI EARLY 3 5 3 4
MAX LVORI LATE 4 2 4 1
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 MID
40S. HIGHS IN THE MID 60S. MINIMUM RH 52 PERCENT. EAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 40S. HIGHS IN THE LOWER 60S. MINIMUM RH 81 PERCENT.
SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 70S.
MINIMUM RH 65 PERCENT. SOUTHEAST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 54 PERCENT. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE UPPER 70S. MINIMUM RH 54 PERCENT. SOUTHEAST
WINDS AROUND 5 MPH.
PAZ065-200830-
YORK-
INCLUDING THE CITY OF YORK
232 PM EDT TUE MAY 19 2026
TONIGHT WED WED NIGHT THU
CLOUD COVER PCLDY PCLDY MCLDY MCLDY
PRECIP TYPE NONE TSTMS TSTMS SHOWERS
CHANCE PRECIP (%) 0 80 60 60
CHANCE OF THUNDER (%) 0 50 50 0
TEMP (24H TREND) 69 (+2) 91 (-2) 53 65
RH % (24H TREND) 74 (-26) 42 (+4) 87 56
20FTWND-VAL/AM(MPH) W 5 G13 N 7 G15
20FTWND-RDG/PM(MPH) LGT/VAR NW 8 G16 NW 5 G13 LGT/VAR
PRECIP AMOUNT 0.00 0.14 0.12 0.10
PRECIP DURATION 3 5 7
PRECIP BEGIN 12 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(FT-AGL) 420 5830 450 2750
TRANSPORT WND (MPH) SW 10 W 18 N 12 NE 12
VENT RATE (KT-FT) 3780 93280 4500 27500
DISPERSION 2 5 3 5
DSI 2 1
SUNSHINE HOURS 8 4
MAX ADI EARLY 72 GOOD 80 GOOD 27 FAIR 25 FAIR
MAX ADI LATE 5 VERY POOR 96 GOOD 13 GEN POOR 30 FAIR
MAX LVORI EARLY 3 3 4 3
MAX LVORI LATE 3 3 4 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 WITH SHOWERS LIKELY. LOWS AROUND 50.
HIGHS IN THE LOWER 60S. MINIMUM RH 69 PERCENT. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
60S. MINIMUM RH 87 PERCENT. EAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. HIGHS AROUND 70. MINIMUM RH 75 PERCENT. EAST WINDS AROUND
5 MPH.
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. MINIMUM RH 66 PERCENT. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 70S. MINIMUM RH 62 PERCENT. NORTHEAST
WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION BELOW NORMAL.
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