942
FNUS51 KPBZ 201931
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
231 PM EST FRI DEC 20 2024
DISCUSSION
THE PASSAGE OF LOW PRESSURE WILL BRING AN END TO GENERAL LIGHT
SNOW THIS EVENING. COLDER NORTHWEST FLOW SHOULD PROVIDE LAKE-
EFFECT AND UPSLOPE SNOW SHOWERS ON SATURDAY. DRY AND COLD
WEATHER SUNDAY WILL BE FOLLOWED BY A WARMING TREND NEXT WEEK.
OHZ039-210915-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
TEMP (24H TREND) 24 (-7) 27 (-8) 13 26
RH % (24H TREND) 98 (+1) 56 (-29) 88 51
20FT WND-VAL/AM(MPH) NW 8 G18 LGT/VAR
20FT WND-RDG/PM(MPH) N 6 NW 9 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 2 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1540 1080
MIXING HGT(FT-AGL/MSL) 5050 3550
TRANSPORT WND (MPH) NW 21 SW 2
VENT RATE (KT-FT) 90900 7100
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 19 GEN POOR 59 GEN GOOD 19 GEN POOR 11 POOR
ADI LATE 21 FAIR 63 GOOD 5 VERY POOR 12 POOR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 5 2 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-210915-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 30 50 0 0
TEMP (24H TREND) 22 (-8) 26 (-8) 14 25
RH % (24H TREND) 98 (+1) 59 (-25) 89 53
20FT WND-VAL/AM(MPH) NW 8 G17 LGT/VAR
20FT WND-RDG/PM(MPH) N 7 NW 10 G18 NW 6 LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.00 0.00
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1400 1060
MIXING HGT(FT-AGL/MSL) 4600 3480
TRANSPORT WND (MPH) NW 21 W 2
VENT RATE (KT-FT) 82800 6960
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 21 FAIR 62 GOOD 22 FAIR 11 POOR
ADI LATE 20 GEN POOR 63 GOOD 7 POOR 11 POOR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 5 2 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-210915-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 30 60 20 0
TEMP (24H TREND) 22 (-8) 26 (-8) 14 24
RH % (24H TREND) 99 (+2) 62 (-23) 91 57
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) N 6 NW 9 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.05 0.01 0.00
PRECIP DURATION 1 5 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1470 1070
MIXING HGT(FT-AGL/MSL) 4810 3520
TRANSPORT WND (MPH) NW 22 W 3
VENT RATE (KT-FT) 91390 10560
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 22 FAIR 65 GOOD 25 FAIR 17 GEN POOR
ADI LATE 22 FAIR 65 GOOD 8 POOR 14 GEN POOR
MAX LVORI EARLY 5 4 4 6
MAX LVORI LATE 5 2 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-210915-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
TEMP (24H TREND) 24 (-8) 27 (-9) 13 27
RH % (24H TREND) 98 (-2) 56 (-30) 87 50
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) N 6 NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 10 AM
MIXING HGT(M-AGL/MSL) 1550 1050
MIXING HGT(FT-AGL/MSL) 5080 3450
TRANSPORT WND (MPH) N 20 S 3
VENT RATE (KT-FT) 86360 10350
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 4 4 4
ADI EARLY 19 GEN POOR 57 GEN GOOD 9 POOR 11 POOR
ADI LATE 27 FAIR 60 GEN GOOD 3 VERY POOR 14 GEN POOR
MAX LVORI EARLY 5 4 3 5
MAX LVORI LATE 5 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-210915-
HARRISON-
INCLUDING THE CITY OF CADIZ
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 0 0
TEMP (24H TREND) 23 (-8) 28 (-7) 13 26
RH % (24H TREND) 97 (-1) 53 (-32) 88 48
20FT WND-VAL/AM(MPH) NW 8 G17 LGT/VAR
20FT WND-RDG/PM(MPH) N 6 NW 9 G18 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.01 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 5 PM
MIXING HGT(M-AGL/MSL) 1520 1050
MIXING HGT(FT-AGL/MSL) 4970 3430
TRANSPORT WND (MPH) NW 21 W 2
VENT RATE (KT-FT) 89460 6860
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 3 4
ADI EARLY 19 GEN POOR 58 GEN GOOD 21 FAIR 12 POOR
ADI LATE 20 GEN POOR 64 GOOD 5 VERY POOR 13 GEN POOR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 4 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-210915-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 20 40 0 0
TEMP (24H TREND) 23 (-8) 28 (-7) 14 26
RH % (24H TREND) 93 (-4) 53 (-32) 87 49
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 9 G18 NW 6 LGT/VAR
PRECIP AMOUNT 0.01 0.04 0.00 0.00
PRECIP DURATION 1 2
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1540 1070
MIXING HGT(FT-AGL/MSL) 5060 3520
TRANSPORT WND (MPH) NW 21 W 3
VENT RATE (KT-FT) 91080 10560
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 21 FAIR 59 GEN GOOD 24 FAIR 14 GEN POOR
ADI LATE 25 FAIR 64 GOOD 7 POOR 14 GEN POOR
MAX LVORI EARLY 5 3 4 5
MAX LVORI LATE 4 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-210915-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 50 0 0 0
TEMP (24H TREND) 24 (-9) 29 (-9) 13 28
RH % (24H TREND) 98 (+1) 52 (-31) 88 48
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) N 5 NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 5 AM
MIXING HGT(M-AGL/MSL) 1560 1040
MIXING HGT(FT-AGL/MSL) 5130 3410
TRANSPORT WND (MPH) N 18 S 2
VENT RATE (KT-FT) 82080 6820
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 4 4 4
ADI EARLY 17 GEN POOR 53 GEN GOOD 9 POOR 11 POOR
ADI LATE 25 FAIR 78 GOOD 2 VERY POOR 14 GEN POOR
MAX LVORI EARLY 6 4 3 6
MAX LVORI LATE 5 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-210915-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
TEMP (24H TREND) 24 (-8) 29 (-8) 13 28
RH % (24H TREND) 98 (-1) 51 (-33) 91 47
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 7 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1580 1070
MIXING HGT(FT-AGL/MSL) 5180 3520
TRANSPORT WND (MPH) NW 20 S 2
VENT RATE (KT-FT) 88060 7040
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 4 4 4
ADI EARLY 17 GEN POOR 56 GEN GOOD 9 POOR 12 POOR
ADI LATE 23 FAIR 74 GOOD 3 VERY POOR 12 POOR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 5 1 6 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-210915-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
TEMP (24H TREND) 24 (-8) 29 (-8) 13 27
RH % (24H TREND) 99 (+3) 51 (-28) 89 48
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) N 5 NW 8 G18 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1560 1050
MIXING HGT(FT-AGL/MSL) 5120 3440
TRANSPORT WND (MPH) NW 21 W 2
VENT RATE (KT-FT) 92160 6880
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 3 4
ADI EARLY 19 GEN POOR 54 GEN GOOD 20 GEN POOR 12 POOR
ADI LATE 26 FAIR 63 GOOD 4 VERY POOR 11 POOR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 4 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-210915-
NOBLE-
INCLUDING THE CITY OF CALDWELL
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 40 0 0 0
TEMP (24H TREND) 24 (-9) 29 (-11) 13 28
RH % (24H TREND) 100 (+4) 51 (-25) 89 46
20FT WND-VAL/AM(MPH) NW 6 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1550 1050
MIXING HGT(FT-AGL/MSL) 5070 3460
TRANSPORT WND (MPH) NW 18 S 2
VENT RATE (KT-FT) 81120 6920
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 4 4 4
ADI EARLY 17 GEN POOR 51 GEN GOOD 9 POOR 12 POOR
ADI LATE 20 GEN POOR 78 GOOD 3 VERY POOR 13 GEN POOR
MAX LVORI EARLY 6 4 3 5
MAX LVORI LATE 5 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-210915-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
TEMP (24H TREND) 25 (-7) 29 (-13) 14 28
RH % (24H TREND) 99 (+7) 50 (-15) 86 48
20FT WND-VAL/AM(MPH) NW 6 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 6 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1560 1070
MIXING HGT(FT-AGL/MSL) 5120 3490
TRANSPORT WND (MPH) NW 20 NW 2
VENT RATE (KT-FT) 87040 6980
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 3 4
ADI EARLY 17 GEN POOR 55 GEN GOOD 10 POOR 12 POOR
ADI LATE 19 GEN POOR 79 GOOD 3 VERY POOR 13 GEN POOR
MAX LVORI EARLY 7 4 3 4
MAX LVORI LATE 5 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-210915-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 80 60 0
TEMP (24H TREND) 20 (-10) 24 (-9) 10 22
RH % (24H TREND) 99 (+3) 74 (-10) 97 66
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) N 7 NW 9 NW 6 LGT/VAR
PRECIP AMOUNT 0.02 0.11 0.03 0.00
PRECIP DURATION 2 9 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1080 990
MIXING HGT(FT-AGL/MSL) 3550 3260
TRANSPORT WND (MPH) NW 17 NW 5
VENT RATE (KT-FT) 53250 13040
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 16 GEN POOR 35 FAIR 16 GEN POOR 20 GEN POOR
ADI LATE 15 GEN POOR 44 GEN GOOD 8 POOR 17 GEN POOR
MAX LVORI EARLY 5 5 5 7
MAX LVORI LATE 5 3 7 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-210915-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 50 30 0
TEMP (24H TREND) 19 (-10) 23 (-10) 9 19
RH % (24H TREND) 100 (+3) 71 (-13) 97 69
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) N 5 NW 7 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.04 0.00 0.00
PRECIP DURATION 2 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1330 1010
MIXING HGT(FT-AGL/MSL) 4360 3310
TRANSPORT WND (MPH) NW 22 NW 6
VENT RATE (KT-FT) 82840 16550
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 14 GEN POOR 52 GEN GOOD 14 GEN POOR 28 FAIR
ADI LATE 15 GEN POOR 61 GOOD 9 POOR 25 FAIR
MAX LVORI EARLY 5 4 5 7
MAX LVORI LATE 5 3 7 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-210915-
FOREST-
INCLUDING THE CITY OF TIONESTA
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 50 20 0 0
TEMP (24H TREND) 18 (-10) 22 (-10) 7 18
RH % (24H TREND) 100 (+3) 64 (-22) 94 63
20FT WND-VAL/AM(MPH) NW 6 G17 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 6 G17 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 4 PM
MIXING HGT(M-AGL/MSL) 1410 990
MIXING HGT(FT-AGL/MSL) 4630 3250
TRANSPORT WND (MPH) NW 25 NW 5
VENT RATE (KT-FT) 101860 13000
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 3 4 4
ADI EARLY 12 POOR 62 GOOD 12 POOR 29 FAIR
ADI LATE 17 GEN POOR 72 GOOD 10 POOR 26 FAIR
MAX LVORI EARLY 6 4 4 5
MAX LVORI LATE 6 3 6 4
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-210915-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 30 60 60 0
TEMP (24H TREND) 21 (-9) 26 (-8) 12 23
RH % (24H TREND) 99 (+1) 68 (-15) 93 60
20FT WND-VAL/AM(MPH) NW 6 LGT/VAR
20FT WND-RDG/PM(MPH) N 5 NW 8 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.10 0.03 0.00
PRECIP DURATION 1 8 6
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1260 1110
MIXING HGT(FT-AGL/MSL) 4130 3630
TRANSPORT WND (MPH) NW 18 NW 5
VENT RATE (KT-FT) 66080 14520
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 20 GEN POOR 46 GEN GOOD 16 GEN POOR 24 FAIR
ADI LATE 19 GEN POOR 55 GEN GOOD 9 POOR 24 FAIR
MAX LVORI EARLY 5 4 5 6
MAX LVORI LATE 5 3 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-210915-
BUTLER-
INCLUDING THE CITY OF BUTLER
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 30 50 40 0
TEMP (24H TREND) 20 (-10) 27 (-7) 10 23
RH % (24H TREND) 100 (+7) 68 (-15) 93 61
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 8 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.05 0.01 0.00
PRECIP DURATION 1 2 2
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 1320 1120
MIXING HGT(FT-AGL/MSL) 4340 3660
TRANSPORT WND (MPH) NW 20 NW 6
VENT RATE (KT-FT) 73780 18300
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 15 GEN POOR 43 GEN GOOD 18 GEN POOR 29 FAIR
ADI LATE 17 GEN POOR 54 GEN GOOD 9 POOR 28 FAIR
MAX LVORI EARLY 5 4 5 5
MAX LVORI LATE 5 3 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-210915-
CLARION-
INCLUDING THE CITY OF CLARION
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 30 20 0
TEMP (24H TREND) 19 (-10) 25 (-8) 9 19
RH % (24H TREND) 100 (+4) 65 (-22) 93 64
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 7 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.01 0.00 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1390 1010
MIXING HGT(FT-AGL/MSL) 4550 3330
TRANSPORT WND (MPH) NW 23 NW 6
VENT RATE (KT-FT) 91000 16650
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 4 4
ADI EARLY 14 GEN POOR 59 GEN GOOD 18 GEN POOR 31 FAIR
ADI LATE 15 GEN POOR 68 GOOD 9 POOR 28 FAIR
MAX LVORI EARLY 5 4 4 6
MAX LVORI LATE 5 3 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-210915-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 50 10 0 0
TEMP (24H TREND) 19 (-11) 24 (-9) 8 18
RH % (24H TREND) 96 (+7) 62 (-19) 89 60
20FT WND-VAL/AM(MPH) NW 8 G18 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 8 G18 NW 6 LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1420 950
MIXING HGT(FT-AGL/MSL) 4650 3100
TRANSPORT WND (MPH) NW 25 NW 6
VENT RATE (KT-FT) 102300 15500
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 4 4
ADI EARLY 15 GEN POOR 66 GOOD 22 FAIR 28 FAIR
ADI LATE 15 GEN POOR 75 GOOD 10 POOR 25 FAIR
MAX LVORI EARLY 6 3 4 4
MAX LVORI LATE 4 2 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-210915-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 20 50 30 0
TEMP (24H TREND) 23 (-8) 28 (-7) 14 25
RH % (24H TREND) 96 (+1) 60 (-22) 88 54
20FT WND-VAL/AM(MPH) NW 6 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 8 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.04 0.01 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1510 1120
MIXING HGT(FT-AGL/MSL) 4940 3690
TRANSPORT WND (MPH) NW 22 NW 5
VENT RATE (KT-FT) 93860 14760
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 22 FAIR 66 GOOD 25 FAIR 22 FAIR
ADI LATE 22 FAIR 65 GOOD 8 POOR 22 FAIR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 4 3 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-210915-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 30 30 20 0
TEMP (24H TREND) 23 (-9) 28 (-8) 14 25
RH % (24H TREND) 96 (+6) 60 (-20) 88 53
20FT WND-VAL/AM(MPH) NW 9 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 10 G18 NW 6 LGT/VAR
PRECIP AMOUNT 0.01 0.02 0.00 0.00
PRECIP DURATION 1 2 1
PRECIP BEGIN 6 PM 7 AM CONTINUING
PRECIP END 2 AM CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1620 1140
MIXING HGT(FT-AGL/MSL) 5310 3750
TRANSPORT WND (MPH) NW 22 NW 6
VENT RATE (KT-FT) 100890 18750
DISPERSION 5 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 21 FAIR 55 GEN GOOD 25 FAIR 27 FAIR
ADI LATE 30 FAIR 69 GOOD 9 POOR 27 FAIR
MAX LVORI EARLY 5 3 4 4
MAX LVORI LATE 4 2 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-210915-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
TEMP (24H TREND) 21 (-10) 26 (-9) 10 23
RH % (24H TREND) 100 (+9) 64 (-18) 91 58
20FT WND-VAL/AM(MPH) NW 8 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 8 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.01 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 9 AM
PRECIP END 5 AM 6 PM
MIXING HGT(M-AGL/MSL) 1420 1110
MIXING HGT(FT-AGL/MSL) 4680 3650
TRANSPORT WND (MPH) NW 22 NW 6
VENT RATE (KT-FT) 88920 18250
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 15 GEN POOR 57 GEN GOOD 23 FAIR 34 FAIR
ADI LATE 22 FAIR 63 GOOD 9 POOR 32 FAIR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 5 3 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-210915-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 0 0
TEMP (24H TREND) 23 (-9) 28 (-8) 14 26
RH % (24H TREND) 95 (-1) 56 (-26) 88 49
20FT WND-VAL/AM(MPH) NW 9 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 10 G18 NW 6 LGT/VAR
PRECIP AMOUNT 0.01 0.02 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM 7 AM
PRECIP END 2 AM 6 PM
MIXING HGT(M-AGL/MSL) 1590 1070
MIXING HGT(FT-AGL/MSL) 5210 3520
TRANSPORT WND (MPH) NW 21 NW 3
VENT RATE (KT-FT) 93780 10560
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 21 FAIR 63 GOOD 25 FAIR 25 FAIR
ADI LATE 29 FAIR 69 GOOD 8 POOR 20 GEN POOR
MAX LVORI EARLY 5 3 4 5
MAX LVORI LATE 4 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-210915-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
TEMP (24H TREND) 24 (-8) 29 (-8) 14 26
RH % (24H TREND) 98 (+4) 56 (-23) 86 50
20FT WND-VAL/AM(MPH) NW 8 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 8 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 PM
PRECIP END 5 AM
MIXING HGT(M-AGL/MSL) 1570 1090
MIXING HGT(FT-AGL/MSL) 5160 3580
TRANSPORT WND (MPH) NW 21 NW 3
VENT RATE (KT-FT) 92880 10740
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 16 GEN POOR 63 GOOD 24 FAIR 16 GEN POOR
ADI LATE 28 FAIR 64 GOOD 7 POOR 13 GEN POOR
MAX LVORI EARLY 6 3 4 4
MAX LVORI LATE 4 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-210915-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 40 30 0 0
TEMP (24H TREND) 23 (-9) 28 (-8) 12 24
RH % (24H TREND) 97 (+8) 60 (-20) 92 53
20FT WND-VAL/AM(MPH) NW 9 G18 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 10 G18 NW 7 G17 LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1620 1150
MIXING HGT(FT-AGL/MSL) 5300 3760
TRANSPORT WND (MPH) NW 22 NW 6
VENT RATE (KT-FT) 100700 18800
DISPERSION 5 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 18 GEN POOR 55 GEN GOOD 24 FAIR 31 FAIR
ADI LATE 29 FAIR 65 GOOD 9 POOR 29 FAIR
MAX LVORI EARLY 5 3 4 5
MAX LVORI LATE 4 2 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-210915-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 30 20 0
TEMP (24H TREND) 20 (-10) 25 (-8) 9 21
RH % (24H TREND) 98 (+7) 61 (-21) 94 52
20FT WND-VAL/AM(MPH) NW 10 G23 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 G19 NW 9 G21 NW 7 G22 LGT/VAR
PRECIP AMOUNT 0.06 0.02 0.01 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1480 1060
MIXING HGT(FT-AGL/MSL) 4860 3490
TRANSPORT WND (MPH) NW 23 NW 7
VENT RATE (KT-FT) 97200 20940
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 18 GEN POOR 68 GOOD 25 FAIR 32 FAIR
ADI LATE 29 FAIR 67 GOOD 13 GEN POOR 28 FAIR
MAX LVORI EARLY 5 4 4 5
MAX LVORI LATE 5 3 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-210915-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 30 10 0
TEMP (24H TREND) 23 (-10) 28 (-9) 14 25
RH % (24H TREND) 95 (+6) 57 (-21) 88 50
20FT WND-VAL/AM(MPH) NW 8 G18 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 9 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.02 0.02 0.00 0.00
PRECIP DURATION 2 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1680 1150
MIXING HGT(FT-AGL/MSL) 5510 3790
TRANSPORT WND (MPH) NW 23 NW 5
VENT RATE (KT-FT) 110200 15160
DISPERSION 5 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 15 GEN POOR 62 GOOD 24 FAIR 29 FAIR
ADI LATE 29 FAIR 74 GOOD 8 POOR 28 FAIR
MAX LVORI EARLY 5 3 4 4
MAX LVORI LATE 4 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-210915-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 30 20 0
TEMP (24H TREND) 20 (-9) 25 (-9) 12 22
RH % (24H TREND) 99 (+7) 61 (-19) 89 53
20FT WND-VAL/AM(MPH) NW 8 G21 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 8 G18 NW 6 G19 LGT/VAR
PRECIP AMOUNT 0.08 0.03 0.01 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1450 970
MIXING HGT(FT-AGL/MSL) 4760 3180
TRANSPORT WND (MPH) NW 24 NW 6
VENT RATE (KT-FT) 99960 15900
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 14 GEN POOR 61 GOOD 16 GEN POOR 25 FAIR
ADI LATE 29 FAIR 70 GOOD 10 POOR 23 FAIR
MAX LVORI EARLY 6 4 4 4
MAX LVORI LATE 5 3 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-210915-
INDIANA-
INCLUDING THE CITY OF INDIANA
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
TEMP (24H TREND) 20 (-10) 26 (-8) 9 22
RH % (24H TREND) 97 (+7) 63 (-16) 87 55
20FT WND-VAL/AM(MPH) NW 9 G20 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 9 G20 NW 6 G17 LGT/VAR
PRECIP AMOUNT 0.03 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM 9 AM
PRECIP END 6 AM 6 PM
MIXING HGT(M-AGL/MSL) 1470 1060
MIXING HGT(FT-AGL/MSL) 4830 3470
TRANSPORT WND (MPH) NW 24 NW 7
VENT RATE (KT-FT) 101430 20820
DISPERSION 5 2
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 17 GEN POOR 65 GOOD 27 FAIR 33 FAIR
ADI LATE 22 FAIR 73 GOOD 10 POOR 30 FAIR
MAX LVORI EARLY 5 4 4 4
MAX LVORI LATE 4 3 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-210915-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 30 20 0
TEMP (24H TREND) 21 (-9) 24 (-9) 10 20
RH % (24H TREND) 98 (+9) 62 (-16) 87 54
20FT WND-VAL/AM(MPH) NW 9 G22 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 G17 NW 9 G21 NW 7 G19 LGT/VAR
PRECIP AMOUNT 0.04 0.00 0.00 0.00
PRECIP DURATION 2 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1450 990
MIXING HGT(FT-AGL/MSL) 4750 3260
TRANSPORT WND (MPH) NW 24 NW 8
VENT RATE (KT-FT) 99750 22820
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 3 4
ADI EARLY 15 GEN POOR 67 GOOD 28 FAIR 33 FAIR
ADI LATE 22 FAIR 73 GOOD 15 GEN POOR 32 FAIR
MAX LVORI EARLY 5 3 3 4
MAX LVORI LATE 5 3 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-210915-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 20 60 20 0
TEMP (24H TREND) 24 (-7) 28 (-7) 15 26
RH % (24H TREND) 92 (-4) 55 (-31) 84 50
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 8 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.04 0.00 0.00
PRECIP DURATION 1 3 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1610 1100
MIXING HGT(FT-AGL/MSL) 5280 3620
TRANSPORT WND (MPH) NW 21 W 3
VENT RATE (KT-FT) 95040 10860
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 22 FAIR 67 GOOD 25 FAIR 18 GEN POOR
ADI LATE 26 FAIR 66 GOOD 7 POOR 16 GEN POOR
MAX LVORI EARLY 5 3 4 4
MAX LVORI LATE 4 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-210915-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 20 30 0 0
TEMP (24H TREND) 24 (-8) 29 (-7) 15 27
RH % (24H TREND) 90 (-6) 52 (-30) 83 48
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 9 G17 NW 6 LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.00 0.00
PRECIP DURATION 1 1
PRECIP BEGIN 6 PM 6 AM
PRECIP END 1 AM 6 PM
MIXING HGT(M-AGL/MSL) 1580 1120
MIXING HGT(FT-AGL/MSL) 5200 3680
TRANSPORT WND (MPH) NW 21 NW 2
VENT RATE (KT-FT) 93600 7360
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 20 GEN POOR 58 GEN GOOD 24 FAIR 17 GEN POOR
ADI LATE 28 FAIR 65 GOOD 7 POOR 14 GEN POOR
MAX LVORI EARLY 5 3 3 4
MAX LVORI LATE 4 1 5 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-210915-
OHIO-
INCLUDING THE CITY OF WHEELING
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 20 30 0 0
TEMP (24H TREND) 24 (-8) 28 (-8) 15 27
RH % (24H TREND) 95 (+1) 53 (-27) 84 48
20FT WND-VAL/AM(MPH) NW 8 G17 LGT/VAR
20FT WND-RDG/PM(MPH) NW 6 NW 9 G17 NW 6 LGT/VAR
PRECIP AMOUNT 0.01 0.03 0.00 0.00
PRECIP DURATION 1 0
PRECIP BEGIN 6 PM 10 AM
PRECIP END 1 AM 2 PM
MIXING HGT(M-AGL/MSL) 1490 1080
MIXING HGT(FT-AGL/MSL) 4900 3560
TRANSPORT WND (MPH) NW 21 NW 2
VENT RATE (KT-FT) 88200 7120
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 3 4
ADI EARLY 18 GEN POOR 56 GEN GOOD 23 FAIR 12 POOR
ADI LATE 27 FAIR 63 GOOD 6 VERY POOR 11 POOR
MAX LVORI EARLY 5 3 3 5
MAX LVORI LATE 4 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-210915-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY PCLDY PCLDY MCLEAR
PRECIP TYPE SNOW SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 0 0 0
TEMP (24H TREND) 25 (-7) 29 (-9) 15 28
RH % (24H TREND) 97 (+2) 53 (-21) 83 50
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 8 G17 NW 5 LGT/VAR
PRECIP AMOUNT 0.01 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 1 AM
MIXING HGT(M-AGL/MSL) 1620 1080
MIXING HGT(FT-AGL/MSL) 5310 3560
TRANSPORT WND (MPH) NW 21 N 2
VENT RATE (KT-FT) 95580 7120
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 3 4
ADI EARLY 17 GEN POOR 53 GEN GOOD 22 FAIR 12 POOR
ADI LATE 26 FAIR 70 GOOD 5 VERY POOR 11 POOR
MAX LVORI EARLY 6 3 3 4
MAX LVORI LATE 4 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-210915-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 30 0 0 0
TEMP (24H TREND) 25 (-7) 29 (-11) 15 27
RH % (24H TREND) 100 (+8) 54 (-15) 83 50
20FT WND-VAL/AM(MPH) NW 6 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 PM
PRECIP END 2 AM
MIXING HGT(M-AGL/MSL) 1640 1070
MIXING HGT(FT-AGL/MSL) 5370 3500
TRANSPORT WND (MPH) NW 20 N 2
VENT RATE (KT-FT) 91290 7000
DISPERSION 4 1
LAL 1 1 1 1
HAINES INDEX 3 2 3 4
ADI EARLY 16 GEN POOR 55 GEN GOOD 22 FAIR 12 POOR
ADI LATE 26 FAIR 73 GOOD 4 VERY POOR 10 POOR
MAX LVORI EARLY 8 3 3 4
MAX LVORI LATE 5 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-210915-
MARION-
INCLUDING THE CITY OF FAIRMONT
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SNOW SHOWERS NONE NONE
CHANCE PRECIP (%) 40 20 0 0
TEMP (24H TREND) 24 (-7) 29 (-10) 15 27
RH % (24H TREND) 100 (+9) 55 (-14) 81 50
20FT WND-VAL/AM(MPH) NW 7 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.02 0.00 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 PM CONTINUING
PRECIP END CONTINUING 6 PM
MIXING HGT(M-AGL/MSL) 1680 1120
MIXING HGT(FT-AGL/MSL) 5500 3660
TRANSPORT WND (MPH) NW 20 NW 3
VENT RATE (KT-FT) 93500 10980
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 13 GEN POOR 59 GEN GOOD 22 FAIR 16 GEN POOR
ADI LATE 27 FAIR 63 GOOD 4 VERY POOR 15 GEN POOR
MAX LVORI EARLY 7 3 3 4
MAX LVORI LATE 5 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-210915-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 20 10 0
TEMP (24H TREND) 25 (-7) 29 (-9) 15 26
RH % (24H TREND) 98 (+6) 56 (-16) 84 50
20FT WND-VAL/AM(MPH) NW 7 G17 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 7 NW 5 LGT/VAR
PRECIP AMOUNT 0.03 0.02 0.00 0.00
PRECIP DURATION 2 1 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1630 1100
MIXING HGT(FT-AGL/MSL) 5360 3610
TRANSPORT WND (MPH) NW 21 NW 3
VENT RATE (KT-FT) 96480 10830
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 13 GEN POOR 62 GOOD 22 FAIR 17 GEN POOR
ADI LATE 29 FAIR 65 GOOD 5 VERY POOR 17 GEN POOR
MAX LVORI EARLY 6 3 3 4
MAX LVORI LATE 4 1 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-210915-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 30 20 0
TEMP (24H TREND) 22 (-7) 25 (-10) 14 24
RH % (24H TREND) 99 (+3) 61 (-15) 82 52
20FT WND-VAL/AM(MPH) NW 8 G18 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 8 NW 5 LGT/VAR
PRECIP AMOUNT 0.07 0.03 0.01 0.00
PRECIP DURATION 2 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1440 940
MIXING HGT(FT-AGL/MSL) 4720 3070
TRANSPORT WND (MPH) NW 23 NW 6
VENT RATE (KT-FT) 94400 15350
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 3 3 2 4
ADI EARLY 14 GEN POOR 61 GOOD 21 FAIR 20 GEN POOR
ADI LATE 31 FAIR 68 GOOD 7 POOR 20 GEN POOR
MAX LVORI EARLY 6 4 3 4
MAX LVORI LATE 5 3 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-210915-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 40 30 0
TEMP (24H TREND) 22 (-7) 27 (-9) 14 26
RH % (24H TREND) 99 (+1) 61 (-16) 82 50
20FT WND-VAL/AM(MPH) NW 6 G17 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 7 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.06 0.03 0.01 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1590 1020
MIXING HGT(FT-AGL/MSL) 5220 3350
TRANSPORT WND (MPH) NW 24 NW 5
VENT RATE (KT-FT) 109620 13400
DISPERSION 5 2
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 18 GEN POOR 64 GOOD 22 FAIR 24 FAIR
ADI LATE 31 FAIR 73 GOOD 6 VERY POOR 23 FAIR
MAX LVORI EARLY 5 4 4 4
MAX LVORI LATE 5 2 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-210915-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 50 30 0
TEMP (24H TREND) 21 (-7) 25 (-9) 12 24
RH % (24H TREND) 100 (+1) 62 (-19) 90 50
20FT WND-VAL/AM(MPH) NW 9 G20 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 NW 9 G19 NW 7 G18 LGT/VAR
PRECIP AMOUNT 0.08 0.03 0.01 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1470 890
MIXING HGT(FT-AGL/MSL) 4820 2910
TRANSPORT WND (MPH) NW 25 NW 6
VENT RATE (KT-FT) 106040 14550
DISPERSION 5 2
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 20 GEN POOR 67 GOOD 22 FAIR 21 FAIR
ADI LATE 33 FAIR 74 GOOD 10 POOR 19 GEN POOR
MAX LVORI EARLY 5 4 4 4
MAX LVORI LATE 5 3 5 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-210915-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 50 30 0
TEMP (24H TREND) 21 (-7) 27 (-8) 12 26
RH % (24H TREND) 100 (0) 61 (-16) 90 49
20FT WND-VAL/AM(MPH) NW 8 G20 LGT/VAR
20FT WND-RDG/PM(MPH) LGT/VAR NW 8 G19 NW 5 G19 LGT/VAR
PRECIP AMOUNT 0.10 0.03 0.00 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1550 960
MIXING HGT(FT-AGL/MSL) 5090 3160
TRANSPORT WND (MPH) NW 24 NW 5
VENT RATE (KT-FT) 106890 12640
DISPERSION 5 1
LAL 1 1 1 1
HAINES INDEX 3 2 2 4
ADI EARLY 20 GEN POOR 67 GOOD 23 FAIR 18 GEN POOR
ADI LATE 32 FAIR 72 GOOD 5 VERY POOR 19 GEN POOR
MAX LVORI EARLY 6 4 4 5
MAX LVORI LATE 5 3 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-210915-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
231 PM EST FRI DEC 20 2024
TONIGHT SAT SAT NIGHT SUN
CLOUD COVER CLOUDY MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SHOWERS SNOW SHOWERS SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 60 40 0
TEMP (24H TREND) 17 (-9) 22 (-10) 7 22
RH % (24H TREND) 100 (+1) 74 (0) 99 56
20FT WND-VAL/AM(MPH) NW 9 G30 LGT/VAR
20FT WND-RDG/PM(MPH) NW 5 G23 NW 9 G27 NW 8 G27 LGT/VAR
PRECIP AMOUNT 0.12 0.05 0.01 0.00
PRECIP DURATION 3 4 1
PRECIP BEGIN 6 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 1300 770
MIXING HGT(FT-AGL/MSL) 4270 2530
TRANSPORT WND (MPH) NW 26 NW 6
VENT RATE (KT-FT) 98210 12650
DISPERSION 4 2
LAL 1 1 1 1
HAINES INDEX 2 3 3 4
ADI EARLY 23 FAIR 69 GOOD 24 FAIR 15 GEN POOR
ADI LATE 35 FAIR 72 GOOD 11 POOR 16 GEN POOR
MAX LVORI EARLY 5 4 5 5
MAX LVORI LATE 5 3 6 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
PARTLY CLOUDY. LOWS AROUND 13. HIGHS IN THE UPPER 30S.
SOUTHEAST WINDS AROUND 5 MPH.
TUESDAY
CLOUDY WITH SNOW AND RAIN LIKELY. LOWS AROUND 30.
HIGHS IN THE UPPER 30S. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 30. HIGHS IN THE LOWER
40S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE
MID 40S. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF RAIN. LOWS IN THE LOWER 30S.
HIGHS IN THE UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
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