768
FNUS51 KPBZ 170532
FWFPBZ
FIRE WEATHER PLANNING FORECAST
NATIONAL WEATHER SERVICE PITTSBURGH PA
1232 AM EST SAT JAN 17 2026
DISCUSSION
SNOW SHOWERS ARE EXPECTED ACROSS THE REGION TODAY WITH SEASONABLE
TEMPERATURE. A STRONG COLD FRONTAL PASSAGE TONIGHT WILL BRING
DRIER, BUT MUCH COLDER, CONDITIONS WITH PERIODS OF GUSTY WEST TO
NORTHWEST WIND THROUGH MIDWEEK.
OHZ039-172130-
TUSCARAWAS-
INCLUDING THE CITIES OF NEW PHILADELPHIA AND DOVER
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+7) 12 (-17) 22
RH % (24H TREND) 66 (+10) 77 (-22) 54
WIND 20FT/EARLY(MPH) SW 7 G17 W 5 SW 6
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR SW 8
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 AM 7 PM
PRECIP END 6 PM 11 PM
MIXING HGT(M-AGL/MSL) 1120 1230
MIXING HGT(FT-AGL/MSL)3670 4050
TRANSPORT WND (MPH) W 26 SW 17
VENT RATE (KT-FT) 84410 60750
CATEGORY DAY 4 4
INVERSION 32F/9AM 7PM 14F/7AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 11 POOR 70 GOOD
MAX ADI LATE 72 GOOD 9 POOR 50 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ040-172130-
CARROLL-
INCLUDING THE CITIES OF CARROLLTON AND MALVERN
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+8) 13 (-15) 22
RH % (24H TREND) 68 (+12) 77 (-22) 53
WIND 20FT/EARLY(MPH) SW 8 G17 W 6 SW 7
WIND 20FT/LATE(MPH) SW 9 G18 W 6 SW 8
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1050 1230
MIXING HGT(FT-AGL/MSL)3440 4040
TRANSPORT WND (MPH) W 25 W 17
VENT RATE (KT-FT) 75680 60600
CATEGORY DAY 4 4
INVERSION 31F/9AM 7PM 16F/4AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 13 GEN POOR 69 GOOD
MAX ADI LATE 62 GOOD 9 POOR 50 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ041-172130-
COLUMBIANA-
INCLUDING THE CITIES OF EAST LIVERPOOL, SALEM, AND COLUMBIANA
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+8) 12 (-16) 22
RH % (24H TREND) 69 (+14) 78 (-20) 54
WIND 20FT/EARLY(MPH) SW 7 G17 W 6 SW 7
WIND 20FT/LATE(MPH) SW 9 G17 W 5 SW 8
PRECIP AMOUNT 0.03 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1030 1210
MIXING HGT(FT-AGL/MSL)3390 3960
TRANSPORT WND (MPH) SW 25 W 18
VENT RATE (KT-FT) 74580 63360
CATEGORY DAY 4 4
INVERSION 32F/9AM 8PM 16F/4AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 16 GEN POOR 70 GOOD
MAX ADI LATE 63 GOOD 9 POOR 52 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ048-172130-
COSHOCTON-
INCLUDING THE CITY OF COSHOCTON
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+6) 12 (-17) 22
RH % (24H TREND) 65 (+5) 77 (-23) 55
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR SW 6
WIND 20FT/LATE(MPH) SW 8 LGT/VAR SW 7
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 7 AM 7 PM
PRECIP END 5 PM 10 PM
MIXING HGT(M-AGL/MSL) 1210 1200
MIXING HGT(FT-AGL/MSL)3970 3950
TRANSPORT WND (MPH) W 28 SW 16
VENT RATE (KT-FT) 95280 55300
CATEGORY DAY 4 4
INVERSION 30F/8AM 6PM 14F/7AM
DISPERSION 4 4
MAX ADI EARLY 42 GEN GOOD 10 POOR 67 GOOD
MAX ADI LATE 74 GOOD 7 POOR 46 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ049-172130-
HARRISON-
INCLUDING THE CITY OF CADIZ
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 13 (-16) 23
RH % (24H TREND) 67 (+16) 77 (-22) 51
WIND 20FT/EARLY(MPH) SW 7 G17 W 5 SW 6
WIND 20FT/LATE(MPH) SW 9 G18 W 5 SW 8
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 AM 7 PM
PRECIP END 6 PM 11 PM
MIXING HGT(M-AGL/MSL) 1070 1290
MIXING HGT(FT-AGL/MSL)3500 4240
TRANSPORT WND (MPH) W 25 SW 17
VENT RATE (KT-FT) 77000 63600
CATEGORY DAY 4 4
INVERSION 32F/9AM 7PM 17F/4AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 12 POOR 72 GOOD
MAX ADI LATE 64 GOOD 10 POOR 52 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 3 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ050-172130-
JEFFERSON OH-
INCLUDING THE CITY OF STEUBENVILLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 15 (-14) 23
RH % (24H TREND) 67 (+17) 76 (-21) 49
WIND 20FT/EARLY(MPH) SW 7 G17 W 6 SW 7
WIND 20FT/LATE(MPH) SW 9 G18 W 5 SW 8
PRECIP AMOUNT 0.03 0.01 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 AM 7 PM
PRECIP END 6 PM 11 PM
MIXING HGT(M-AGL/MSL) 1040 1340
MIXING HGT(FT-AGL/MSL)3400 4400
TRANSPORT WND (MPH) SW 26 W 18
VENT RATE (KT-FT) 78200 70400
CATEGORY DAY 4 4
INVERSION 31F/7AM 7PM 19F/4AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 15 GEN POOR 74 GOOD
MAX ADI LATE 64 GOOD 10 POOR 55 GEN GOOD
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 3 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ057-172130-
MUSKINGUM-
INCLUDING THE CITY OF ZANESVILLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+6) 12 (-18) 23
RH % (24H TREND) 65 (+10) 75 (-24) 52
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR SW 7
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 1200 1280
MIXING HGT(FT-AGL/MSL)3940 4200
TRANSPORT WND (MPH) SW 26 W 16
VENT RATE (KT-FT) 90620 58800
CATEGORY DAY 4 4
INVERSION 32F/9AM 6PM 14F/8AM
DISPERSION 4 4
MAX ADI EARLY 43 GEN GOOD 10 POOR 62 GOOD
MAX ADI LATE 71 GOOD 7 POOR 45 GEN GOOD
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ058-172130-
GUERNSEY-
INCLUDING THE CITY OF CAMBRIDGE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+7) 13 (-17) 23
RH % (24H TREND) 65 (+11) 76 (-24) 50
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR SW 7
PRECIP AMOUNT 0.02 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 1180 1340
MIXING HGT(FT-AGL/MSL)3880 4390
TRANSPORT WND (MPH) W 26 W 16
VENT RATE (KT-FT) 89240 61460
CATEGORY DAY 4 4
INVERSION 31F/7AM 6PM 17F/4AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 9 POOR 65 GOOD
MAX ADI LATE 70 GOOD 10 POOR 54 GEN GOOD
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 3 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ059-172130-
BELMONT-
INCLUDING THE CITIES OF MARTINS FERRY AND ST. CLAIRSVILLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 40 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+7) 14 (-16) 24
RH % (24H TREND) 69 (+15) 81 (-18) 49
WIND 20FT/EARLY(MPH) SW 7 G17 W 6 SW 6
WIND 20FT/LATE(MPH) SW 9 G18 W 5 SW 8
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 5 PM
MIXING HGT(M-AGL/MSL) 1080 1360
MIXING HGT(FT-AGL/MSL)3530 4480
TRANSPORT WND (MPH) SW 26 W 18
VENT RATE (KT-FT) 81190 71680
CATEGORY DAY 4 4
INVERSION 32F/9AM 6PM 19F/4AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 11 POOR 68 GOOD
MAX ADI LATE 67 GOOD 11 POOR 58 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ068-172130-
NOBLE-
INCLUDING THE CITY OF CALDWELL
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+7) 14 (-16) 24
RH % (24H TREND) 68 (+15) 77 (-21) 49
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR W 5
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR SW 7
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 1250 1410
MIXING HGT(FT-AGL/MSL)4110 4620
TRANSPORT WND (MPH) SW 25 W 15
VENT RATE (KT-FT) 90420 60060
CATEGORY DAY 4 4
INVERSION 33F/9AM 6PM 19F/4AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 9 POOR 65 GOOD
MAX ADI LATE 70 GOOD 11 POOR 58 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 3 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
OHZ069-172130-
MONROE-
INCLUDING THE CITY OF WOODSFIELD
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 30 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 16 (-14) 24
RH % (24H TREND) 70 (+15) 80 (-19) 48
WIND 20FT/EARLY(MPH) SW 6 G17 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 7 G18 LGT/VAR SW 6
PRECIP AMOUNT 0.03 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 6 AM
PRECIP END 4 PM
MIXING HGT(M-AGL/MSL) 1190 1470
MIXING HGT(FT-AGL/MSL)3910 4810
TRANSPORT WND (MPH) SW 26 W 17
VENT RATE (KT-FT) 89930 72150
CATEGORY DAY 4 4
INVERSION 33F/9AM 6PM 20F/4AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 9 POOR 65 GOOD
MAX ADI LATE 70 GOOD 10 POOR 65 GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ007-172130-
MERCER-
INCLUDING THE CITIES OF SHARON, HERMITAGE, AND GROVE CITY
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+8) 11 (-15) 20
RH % (24H TREND) 75 (+13) 85 (-14) 59
WIND 20FT/EARLY(MPH) SW 7 W 6 SW 7
WIND 20FT/LATE(MPH) SW 9 SW 6 SW 8
PRECIP AMOUNT 0.05 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 810 1110
MIXING HGT(FT-AGL/MSL)2660 3650
TRANSPORT WND (MPH) SW 21 SW 20
VENT RATE (KT-FT) 47880 62050
CATEGORY DAY 3 4
INVERSION 31F/9AM 7PM 14F/6AM
DISPERSION 3 4
MAX ADI EARLY 36 FAIR 15 GEN POOR 71 GOOD
MAX ADI LATE 47 GEN GOOD 11 POOR 52 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 4 4 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ008-172130-
VENANGO-
INCLUDING THE CITIES OF OIL CITY AND FRANKLIN
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+10) 12 (-13) 20
RH % (24H TREND) 77 (+14) 88 (-12) 60
WIND 20FT/EARLY(MPH) SW 6 W 5 SW 6
WIND 20FT/LATE(MPH) SW 7 SW 5 SW 6
PRECIP AMOUNT 0.06 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 880 1210
MIXING HGT(FT-AGL/MSL)2900 3980
TRANSPORT WND (MPH) SW 21 W 20
VENT RATE (KT-FT) 52200 67660
CATEGORY DAY 3 4
INVERSION 30F/9AM 11PM 14F/6AM
DISPERSION 3 4
MAX ADI EARLY 37 FAIR 13 GEN POOR 75 GOOD
MAX ADI LATE 48 GEN GOOD 10 POOR 53 GEN GOOD
MAX LVORI EARLY 7 4 3
MAX LVORI LATE 4 4 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ009-172130-
FOREST-
INCLUDING THE CITY OF TIONESTA
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+9) 12 (-13) 20
RH % (24H TREND) 76 (+20) 88 (-12) 57
WIND 20FT/EARLY(MPH) SW 5 LGT/VAR SW 5
WIND 20FT/LATE(MPH) SW 6 LGT/VAR SW 5
PRECIP AMOUNT 0.06 0.02 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1010 1300
MIXING HGT(FT-AGL/MSL)3330 4270
TRANSPORT WND (MPH) SW 21 W 20
VENT RATE (KT-FT) 59940 72590
CATEGORY DAY 4 4
INVERSION 30F/9AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 13 GEN POOR 80 GOOD
MAX ADI LATE 51 GEN GOOD 11 POOR 74 GOOD
MAX LVORI EARLY 7 4 3
MAX LVORI LATE 4 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ013-172130-
LAWRENCE-
INCLUDING THE CITIES OF NEW CASTLE AND ELLWOOD CITY
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+9) 12 (-15) 22
RH % (24H TREND) 72 (+13) 84 (-14) 57
WIND 20FT/EARLY(MPH) SW 6 W 5 SW 6
WIND 20FT/LATE(MPH) SW 8 LGT/VAR SW 7
PRECIP AMOUNT 0.03 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 950 1230
MIXING HGT(FT-AGL/MSL)3100 4050
TRANSPORT WND (MPH) SW 23 W 20
VENT RATE (KT-FT) 62000 68850
CATEGORY DAY 4 4
INVERSION 32F/9AM 10PM 17F/4AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 11 POOR 72 GOOD
MAX ADI LATE 53 GEN GOOD 10 POOR 53 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ014-172130-
BUTLER-
INCLUDING THE CITY OF BUTLER
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+9) 12 (-15) 22
RH % (24H TREND) 75 (+16) 86 (-14) 58
WIND 20FT/EARLY(MPH) SW 6 W 5 SW 6
WIND 20FT/LATE(MPH) SW 8 LGT/VAR SW 7
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 920 1320
MIXING HGT(FT-AGL/MSL)3030 4320
TRANSPORT WND (MPH) SW 23 W 18
VENT RATE (KT-FT) 60600 69120
CATEGORY DAY 4 4
INVERSION 32F/9AM 10PM 17F/4AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 12 POOR 75 GOOD
MAX ADI LATE 55 GEN GOOD 10 POOR 55 GEN GOOD
MAX LVORI EARLY 7 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ015-172130-
CLARION-
INCLUDING THE CITY OF CLARION
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 40 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+9) 13 (-13) 21
RH % (24H TREND) 75 (+19) 87 (-12) 58
WIND 20FT/EARLY(MPH) SW 6 W 5 SW 5
WIND 20FT/LATE(MPH) SW 7 LGT/VAR W 6
PRECIP AMOUNT 0.07 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 910 1350
MIXING HGT(FT-AGL/MSL)3000 4440
TRANSPORT WND (MPH) SW 20 W 20
VENT RATE (KT-FT) 51000 75480
CATEGORY DAY 4 4
INVERSION 31F/9AM 4AM 16F/5AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 12 POOR 77 GOOD
MAX ADI LATE 49 GEN GOOD 9 POOR 56 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ016-172130-
JEFFERSON PA-
INCLUDING THE CITIES OF PUNXSUTAWNEY AND BROOKVILLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 70 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+7) 14 (-12) 21
RH % (24H TREND) 74 (+21) 85 (-11) 55
WIND 20FT/EARLY(MPH) SW 6 W 6 W 6
WIND 20FT/LATE(MPH) SW 8 G17 W 5 W 7
PRECIP AMOUNT 0.09 0.02 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 990 1380
MIXING HGT(FT-AGL/MSL)3260 4530
TRANSPORT WND (MPH) SW 21 W 20
VENT RATE (KT-FT) 58680 77010
CATEGORY DAY 4 4
INVERSION 30F/7AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 42 GEN GOOD 13 GEN POOR 73 GOOD
MAX ADI LATE 51 GEN GOOD 11 POOR 60 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ020-172130-
BEAVER-
INCLUDING THE CITIES OF ALIQUIPPA, BEAVER FALLS, AMBRIDGE,
AND MONACA
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 15 (-14) 23
RH % (24H TREND) 70 (+17) 80 (-18) 52
WIND 20FT/EARLY(MPH) SW 5 W 5 SW 5
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR SW 7
PRECIP AMOUNT 0.03 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1070 1320
MIXING HGT(FT-AGL/MSL)3520 4340
TRANSPORT WND (MPH) SW 25 W 16
VENT RATE (KT-FT) 77440 60760
CATEGORY DAY 4 4
INVERSION 32F/9AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 12 POOR 74 GOOD
MAX ADI LATE 64 GOOD 9 POOR 54 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ021-172130-
ALLEGHENY-
INCLUDING THE CITY OF PITTSBURGH METRO AREA
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 39 (+9) 17 (-13) 24
RH % (24H TREND) 71 (+22) 84 (-14) 51
WIND 20FT/EARLY(MPH) SW 7 W 6 W 7
WIND 20FT/LATE(MPH) SW 9 G17 W 5 W 8
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1020 1450
MIXING HGT(FT-AGL/MSL)3350 4750
TRANSPORT WND (MPH) SW 24 W 17
VENT RATE (KT-FT) 70350 71250
CATEGORY DAY 4 4
INVERSION 33F/8AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 41 GEN GOOD 15 GEN POOR 72 GOOD
MAX ADI LATE 61 GOOD 10 POOR 57 GEN GOOD
MAX LVORI EARLY 6 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ022-172130-
ARMSTRONG-
INCLUDING THE CITIES OF KITTANNING AND FORD CITY
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 70 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+7) 14 (-15) 23
RH % (24H TREND) 75 (+23) 86 (-13) 55
WIND 20FT/EARLY(MPH) SW 6 W 5 W 6
WIND 20FT/LATE(MPH) SW 8 LGT/VAR W 7
PRECIP AMOUNT 0.07 0.02 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 12 AM
MIXING HGT(M-AGL/MSL) 940 1460
MIXING HGT(FT-AGL/MSL)3080 4790
TRANSPORT WND (MPH) SW 22 W 20
VENT RATE (KT-FT) 58520 81430
CATEGORY DAY 4 4
INVERSION 32F/8AM 6PM 20F/4AM
DISPERSION 4 4
MAX ADI EARLY 41 GEN GOOD 12 POOR 60 GEN GOOD
MAX ADI LATE 52 GEN GOOD 10 POOR 59 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ029-172130-
WASHINGTON-
INCLUDING THE CITIES OF WASHINGTON AND CANONSBURG
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+7) 16 (-14) 24
RH % (24H TREND) 71 (+22) 81 (-16) 49
WIND 20FT/EARLY(MPH) SW 8 G17 W 6 W 7
WIND 20FT/LATE(MPH) SW 10 G18 W 5 W 8
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 2 AM
MIXING HGT(M-AGL/MSL) 1070 1420
MIXING HGT(FT-AGL/MSL)3500 4660
TRANSPORT WND (MPH) SW 25 W 18
VENT RATE (KT-FT) 77000 74560
CATEGORY DAY 4 4
INVERSION 33F/9AM 7PM 21F/4AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 16 GEN POOR 63 GOOD
MAX ADI LATE 63 GOOD 11 POOR 57 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ031-172130-
GREENE-
INCLUDING THE CITY OF WAYNESBURG
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+6) 16 (-15) 24
RH % (24H TREND) 74 (+23) 83 (-14) 50
WIND 20FT/EARLY(MPH) SW 7 W 5 W 5
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR W 7
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 1120 1520
MIXING HGT(FT-AGL/MSL)3690 5000
TRANSPORT WND (MPH) SW 25 W 18
VENT RATE (KT-FT) 81180 80000
CATEGORY DAY 4 4
INVERSION 33F/8AM 7PM 21F/4AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 11 POOR 58 GEN GOOD
MAX ADI LATE 67 GOOD 9 POOR 59 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ073-172130-
WESTMORELAND-
INCLUDING THE CITIES OF MURRYSVILLE, GREENSBURG, NEW KENSINGTON,
LOWER BURRELL, LATROBE, AND MONESSEN
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE
CHANCE PRECIP (%) 70 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 39 (+7) 17 (-14) 24
RH % (24H TREND) 73 (+29) 85 (-13) 52
WIND 20FT/EARLY(MPH) SW 8 W 6 W 7
WIND 20FT/LATE(MPH) SW 10 G17 W 5 W 8
PRECIP AMOUNT 0.06 0.02 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 3 AM
MIXING HGT(M-AGL/MSL) 1030 1510
MIXING HGT(FT-AGL/MSL)3390 4960
TRANSPORT WND (MPH) SW 24 W 18
VENT RATE (KT-FT) 71190 79360
CATEGORY DAY 4 4
INVERSION 33F/8AM 6PM 22F/4AM
DISPERSION 4 4
MAX ADI EARLY 42 GEN GOOD 14 GEN POOR 58 GEN GOOD
MAX ADI LATE 62 GOOD 10 POOR 59 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ074-172130-
HIGHER ELEVATIONS OF WESTMORELAND-
INCLUDING THE CITIES OF LIGONIER AND DONEGAL
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW/FZ RA SNOW SNOW
CHANCE PRECIP (%) 70 30 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+6) 17 (-13) 23
RH % (24H TREND) 68 (+28) 84 (-13) 51
WIND 20FT/EARLY(MPH) SW 7 G17 W 5 W 6
WIND 20FT/LATE(MPH) SW 8 G19 W 5 W 8 G17
PRECIP AMOUNT 0.08 0.05 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 AM CONTINUING 7 AM
PRECIP END CONTINUING 6 AM 1 PM
MIXING HGT(M-AGL/MSL) 1060 1440
MIXING HGT(FT-AGL/MSL)3490 4730
TRANSPORT WND (MPH) SW 25 W 21
VENT RATE (KT-FT) 76780 85140
CATEGORY DAY 4 4
INVERSION 32F/8AM 6PM 22F/4AM
DISPERSION 4 4
MAX ADI EARLY 43 GEN GOOD 12 POOR 58 GEN GOOD
MAX ADI LATE 60 GEN GOOD 11 POOR 58 GEN GOOD
MAX LVORI EARLY 4 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ075-172130-
FAYETTE-
INCLUDING THE CITY OF UNIONTOWN
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW
CHANCE PRECIP (%) 80 30 10
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 39 (+5) 17 (-15) 25
RH % (24H TREND) 72 (+30) 84 (-13) 51
WIND 20FT/EARLY(MPH) SW 7 LGT/VAR W 5
WIND 20FT/LATE(MPH) SW 8 LGT/VAR W 7
PRECIP AMOUNT 0.06 0.02 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM CONTINUING 7 AM
PRECIP END CONTINUING 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1060 1560
MIXING HGT(FT-AGL/MSL)3490 5120
TRANSPORT WND (MPH) SW 24 W 20
VENT RATE (KT-FT) 73290 87040
CATEGORY DAY 4 4
INVERSION 34F/6AM 6PM 23F/4AM
DISPERSION 4 4
MAX ADI EARLY 43 GEN GOOD 9 POOR 61 GOOD
MAX ADI LATE 60 GEN GOOD 10 POOR 62 GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ076-172130-
HIGHER ELEVATIONS OF FAYETTE-
INCLUDING THE CITIES OF CHAMPION AND OHIOPYLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW/FZ RA SNOW SNOW
CHANCE PRECIP (%) 70 30 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+5) 15 (-15) 22
RH % (24H TREND) 73 (+30) 89 (-9) 54
WIND 20FT/EARLY(MPH) SW 6 G17 W 5 W 5
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR W 6
PRECIP AMOUNT 0.11 0.05 0.00
PRECIP DURATION 3 2 1
PRECIP BEGIN 6 AM CONTINUING 7 AM
PRECIP END CONTINUING 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1000 1380
MIXING HGT(FT-AGL/MSL)3290 4530
TRANSPORT WND (MPH) SW 25 W 20
VENT RATE (KT-FT) 72380 77010
CATEGORY DAY 4 4
INVERSION 32F/9AM 6PM 20F/4AM
DISPERSION 4 4
MAX ADI EARLY 44 GEN GOOD 12 POOR 57 GEN GOOD
MAX ADI LATE 58 GEN GOOD 11 POOR 58 GEN GOOD
MAX LVORI EARLY 5 5 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ077-172130-
INDIANA-
INCLUDING THE CITY OF INDIANA
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 80 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+7) 16 (-13) 24
RH % (24H TREND) 74 (+21) 85 (-11) 53
WIND 20FT/EARLY(MPH) SW 7 W 6 W 6
WIND 20FT/LATE(MPH) SW 9 G17 W 5 W 8
PRECIP AMOUNT 0.08 0.02 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 1 AM
MIXING HGT(M-AGL/MSL) 940 1490
MIXING HGT(FT-AGL/MSL)3080 4900
TRANSPORT WND (MPH) W 21 W 18
VENT RATE (KT-FT) 55440 78400
CATEGORY DAY 4 4
INVERSION 32F/8AM 1AM 21F/4AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 13 GEN POOR 60 GEN GOOD
MAX ADI LATE 51 GEN GOOD 11 POOR 60 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
PAZ078-172130-
HIGHER ELEVATIONS OF INDIANA-
INCLUDING THE CITY OF ARMAGH
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 80 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 17 (-12) 22
RH % (24H TREND) 72 (+24) 84 (-12) 54
WIND 20FT/EARLY(MPH) SW 7 W 6 W 6
WIND 20FT/LATE(MPH) SW 9 G18 W 5 W 8
PRECIP AMOUNT 0.08 0.03 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT(M-AGL/MSL) 890 1440
MIXING HGT(FT-AGL/MSL)2920 4710
TRANSPORT WND (MPH) W 21 W 18
VENT RATE (KT-FT) 52560 75360
CATEGORY DAY 4 4
INVERSION 32F/8AM 6PM 22F/4AM
DISPERSION 4 4
MAX ADI EARLY 38 FAIR 14 GEN POOR 58 GEN GOOD
MAX ADI LATE 49 GEN GOOD 10 POOR 59 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ001-172130-
HANCOCK-
INCLUDING THE CITY OF WEIRTON
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 60 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 16 (-13) 23
RH % (24H TREND) 68 (+15) 75 (-22) 50
WIND 20FT/EARLY(MPH) SW 7 W 6 SW 6
WIND 20FT/LATE(MPH) SW 9 G17 LGT/VAR SW 7
PRECIP AMOUNT 0.03 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 11 PM
MIXING HGT(M-AGL/MSL) 1090 1330
MIXING HGT(FT-AGL/MSL)3580 4360
TRANSPORT WND (MPH) SW 25 W 18
VENT RATE (KT-FT) 78760 69760
CATEGORY DAY 4 4
INVERSION 31F/7AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 21 FAIR 74 GOOD
MAX ADI LATE 64 GOOD 9 POOR 54 GEN GOOD
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 3 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ002-172130-
BROOKE-
INCLUDING THE CITIES OF FOLLANSBEE AND WELLSBURG
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+8) 16 (-14) 23
RH % (24H TREND) 68 (+20) 76 (-21) 49
WIND 20FT/EARLY(MPH) SW 7 W 6 SW 6
WIND 20FT/LATE(MPH) SW 9 G18 W 5 SW 8
PRECIP AMOUNT 0.04 0.01 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 AM 7 PM
PRECIP END 6 PM 11 PM
MIXING HGT(M-AGL/MSL) 1070 1420
MIXING HGT(FT-AGL/MSL)3500 4670
TRANSPORT WND (MPH) SW 26 W 20
VENT RATE (KT-FT) 80500 79390
CATEGORY DAY 4 4
INVERSION 32F/6AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 36 FAIR 18 GEN POOR 77 GOOD
MAX ADI LATE 65 GOOD 11 POOR 58 GEN GOOD
MAX LVORI EARLY 5 3 3
MAX LVORI LATE 3 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ003-172130-
OHIO-
INCLUDING THE CITY OF WHEELING
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 40 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+6) 16 (-14) 23
RH % (24H TREND) 69 (+20) 80 (-19) 49
WIND 20FT/EARLY(MPH) SW 7 G17 W 6 W 7
WIND 20FT/LATE(MPH) SW 10 G18 W 5 SW 8
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 2 0
PRECIP BEGIN 6 AM 7 PM
PRECIP END 6 PM 2 AM
MIXING HGT(M-AGL/MSL) 1090 1390
MIXING HGT(FT-AGL/MSL)3570 4550
TRANSPORT WND (MPH) W 23 W 18
VENT RATE (KT-FT) 71400 72800
CATEGORY DAY 4 4
INVERSION 32F/6AM 7PM 20F/4AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 15 GEN POOR 68 GOOD
MAX ADI LATE 65 GOOD 11 POOR 53 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 3 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ004-172130-
MARSHALL-
INCLUDING THE CITY OF MOUNDSVILLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW SHOWERS NONE
CHANCE PRECIP (%) 50 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+6) 16 (-15) 24
RH % (24H TREND) 73 (+19) 82 (-18) 51
WIND 20FT/EARLY(MPH) SW 7 G17 W 5 SW 6
WIND 20FT/LATE(MPH) SW 8 G18 W 5 SW 8
PRECIP AMOUNT 0.04 0.00 0.00
PRECIP DURATION 2 1
PRECIP BEGIN 6 AM 6 PM
PRECIP END 5 PM 2 AM
MIXING HGT(M-AGL/MSL) 1130 1460
MIXING HGT(FT-AGL/MSL)3720 4780
TRANSPORT WND (MPH) SW 21 W 20
VENT RATE (KT-FT) 66960 81260
CATEGORY DAY 4 4
INVERSION 32F/8AM 7PM 21F/4AM
DISPERSION 4 4
MAX ADI EARLY 39 FAIR 10 POOR 62 GOOD
MAX ADI LATE 64 GOOD 10 POOR 60 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ012-172130-
WETZEL-
INCLUDING THE CITY OF NEW MARTINSVILLE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY PCLDY PCLDY
PRECIP TYPE SNOW NONE NONE
CHANCE PRECIP (%) 50 0 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+6) 16 (-15) 23
RH % (24H TREND) 76 (+21) 86 (-14) 53
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR W 5
WIND 20FT/LATE(MPH) SW 8 G17 LGT/VAR W 6
PRECIP AMOUNT 0.05 0.00 0.00
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END 6 PM
MIXING HGT(M-AGL/MSL) 1140 1480
MIXING HGT(FT-AGL/MSL)3750 4860
TRANSPORT WND (MPH) SW 24 W 20
VENT RATE (KT-FT) 78750 82620
CATEGORY DAY 4 4
INVERSION 33F/9AM 7PM 21F/4AM
DISPERSION 4 4
MAX ADI EARLY 36 FAIR 9 POOR 58 GEN GOOD
MAX ADI LATE 63 GOOD 9 POOR 61 GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ021-172130-
MARION-
INCLUDING THE CITY OF FAIRMONT
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE
CHANCE PRECIP (%) 90 20 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+6) 17 (-14) 24
RH % (24H TREND) 76 (+26) 86 (-11) 54
WIND 20FT/EARLY(MPH) SW 7 LGT/VAR W 5
WIND 20FT/LATE(MPH) SW 8 LGT/VAR W 6
PRECIP AMOUNT 0.07 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM 6 PM
PRECIP END 4 PM 3 AM
MIXING HGT(M-AGL/MSL) 1040 1520
MIXING HGT(FT-AGL/MSL)3420 4990
TRANSPORT WND (MPH) SW 22 W 18
VENT RATE (KT-FT) 64980 79840
CATEGORY DAY 4 4
INVERSION 33F/9AM 7PM 22F/4AM
DISPERSION 4 4
MAX ADI EARLY 32 FAIR 9 POOR 58 GEN GOOD
MAX ADI LATE 56 GEN GOOD 9 POOR 59 GEN GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ509-172130-
MONONGALIA-
INCLUDING THE CITY OF MORGANTOWN
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE
CHANCE PRECIP (%) 80 30 0
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (+5) 16 (-16) 24
RH % (24H TREND) 75 (+29) 84 (-13) 52
WIND 20FT/EARLY(MPH) SW 7 LGT/VAR W 5
WIND 20FT/LATE(MPH) SW 8 LGT/VAR W 6
PRECIP AMOUNT 0.08 0.01 0.00
PRECIP DURATION 3 1
PRECIP BEGIN 6 AM 6 PM
PRECIP END 4 PM 3 AM
MIXING HGT(M-AGL/MSL) 1050 1540
MIXING HGT(FT-AGL/MSL)3430 5070
TRANSPORT WND (MPH) SW 21 W 18
VENT RATE (KT-FT) 61740 81120
CATEGORY DAY 4 4
INVERSION 33F/8AM 7PM 23F/4AM
DISPERSION 4 4
MAX ADI EARLY 37 FAIR 9 POOR 60 GEN GOOD
MAX ADI LATE 53 GEN GOOD 9 POOR 61 GOOD
MAX LVORI EARLY 5 4 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ510-172130-
RIDGES OF EASTERN MONONGALIA AND NORTHWESTERN PRESTON-
INCLUDING THE CITY OF COOPERS ROCK
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW
CHANCE PRECIP (%) 80 30 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+1) 16 (-15) 21
RH % (24H TREND) 76 (+35) 89 (-11) 55
WIND 20FT/EARLY(MPH) SW 7 W 5 W 6
WIND 20FT/LATE(MPH) SW 7 G17 LGT/VAR W 6
PRECIP AMOUNT 0.13 0.03 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 6 PM 7 AM
PRECIP END 4 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 880 1340
MIXING HGT(FT-AGL/MSL)2900 4390
TRANSPORT WND (MPH) W 21 W 21
VENT RATE (KT-FT) 52200 79020
CATEGORY DAY 3 4
INVERSION 32F/9AM 6PM 21F/4AM
DISPERSION 3 4
MAX ADI EARLY 37 FAIR 10 POOR 55 GEN GOOD
MAX ADI LATE 52 GEN GOOD 11 POOR 58 GEN GOOD
MAX LVORI EARLY 5 5 3
MAX LVORI LATE 4 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ511-172130-
PRESTON-
INCLUDING THE CITIES OF KINGWOOD AND BRUCETON MILLS
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW SNOW SNOW
CHANCE PRECIP (%) 80 30 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+2) 16 (-15) 22
RH % (24H TREND) 74 (+34) 89 (-11) 56
WIND 20FT/EARLY(MPH) SW 6 LGT/VAR LGT/VAR
WIND 20FT/LATE(MPH) SW 7 LGT/VAR W 6
PRECIP AMOUNT 0.13 0.03 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM CONTINUING 7 AM
PRECIP END CONTINUING 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 950 1390
MIXING HGT(FT-AGL/MSL)3110 4560
TRANSPORT WND (MPH) SW 23 W 18
VENT RATE (KT-FT) 62200 72960
CATEGORY DAY 4 4
INVERSION 32F/6AM 11PM 22F/4AM
DISPERSION 4 4
MAX ADI EARLY 40 FAIR 10 POOR 54 GEN GOOD
MAX ADI LATE 55 GEN GOOD 9 POOR 56 GEN GOOD
MAX LVORI EARLY 5 5 3
MAX LVORI LATE 4 5 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ512-172130-
EASTERN PRESTON-
INCLUDING THE CITIES OF TERRA ALTA, ROWLESBURG, AND HAZELTON
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW/FZ RA SNOW SHOWERS SNOW
CHANCE PRECIP (%) 70 30 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+4) 15 (-15) 21
RH % (24H TREND) 74 (+34) 89 (-10) 58
WIND 20FT/EARLY(MPH) SW 7 G18 W 5 W 6
WIND 20FT/LATE(MPH) W 8 G19 W 5 W 7
PRECIP AMOUNT 0.15 0.04 0.00
PRECIP DURATION 4 1 1
PRECIP BEGIN 6 AM 7 PM 7 AM
PRECIP END 6 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 900 1230
MIXING HGT(FT-AGL/MSL)2960 4030
TRANSPORT WND (MPH) W 24 W 20
VENT RATE (KT-FT) 62160 68510
CATEGORY DAY 4 4
INVERSION 31F/8AM 7PM 21F/4AM
DISPERSION 4 4
MAX ADI EARLY 43 GEN GOOD 13 GEN POOR 50 GEN GOOD
MAX ADI LATE 55 GEN GOOD 12 POOR 52 GEN GOOD
MAX LVORI EARLY 5 5 4
MAX LVORI LATE 4 4 2
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ513-172130-
WESTERN TUCKER-
INCLUDING THE CITIES OF PARSONS, HENDRICKS, AND SAINT GEORGE
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW/FZ RA SNOW SHOWERS SNOW
CHANCE PRECIP (%) 70 30 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+4) 16 (-14) 23
RH % (24H TREND) 68 (+33) 87 (-8) 55
WIND 20FT/EARLY(MPH) SW 6 G18 LGT/VAR W 5
WIND 20FT/LATE(MPH) W 8 G19 LGT/VAR W 6
PRECIP AMOUNT 0.13 0.03 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 9 PM 7 AM
PRECIP END 5 PM 4 AM 1 PM
MIXING HGT(M-AGL/MSL) 1180 1250
MIXING HGT(FT-AGL/MSL)3870 4090
TRANSPORT WND (MPH) W 26 W 18
VENT RATE (KT-FT) 89010 65440
CATEGORY DAY 4 4
INVERSION 32F/7AM NONE NONE
DISPERSION 4 4
MAX ADI EARLY 46 GEN GOOD 11 POOR 48 GEN GOOD
MAX ADI LATE 67 GOOD 11 POOR 49 GEN GOOD
MAX LVORI EARLY 5 5 3
MAX LVORI LATE 3 4 1
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
WVZ514-172130-
EASTERN TUCKER-
INCLUDING THE CITIES OF DAVIS, THOMAS, AND CANAAN VALLEY
1232 AM EST SAT JAN 17 2026
TODAY TONIGHT SUN
CLOUD COVER MCLDY MCLDY MCLDY
PRECIP TYPE SNOW/FZ RA SNOW SNOW
CHANCE PRECIP (%) 60 20 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+4) 13 (-14) 19
RH % (24H TREND) 73 (+35) 90 (-5) 63
WIND 20FT/EARLY(MPH) SW 8 G24 W 6 G21 W 7 G20
WIND 20FT/LATE(MPH) W 9 G25 W 6 G19 W 8 G20
PRECIP AMOUNT 0.12 0.04 0.00
PRECIP DURATION 3 1 1
PRECIP BEGIN 6 AM 10 PM 7 AM
PRECIP END 5 PM 5 AM 1 PM
MIXING HGT(M-AGL/MSL) 1160 1100
MIXING HGT(FT-AGL/MSL)3820 3610
TRANSPORT WND (MPH) W 31 W 20
VENT RATE (KT-FT) 103140 61370
CATEGORY DAY 5 4
INVERSION 31F/9AM 6PM 20F/4AM
DISPERSION 5 4
MAX ADI EARLY 55 GEN GOOD 14 GEN POOR 45 GEN GOOD
MAX ADI LATE 81 GOOD 13 GEN POOR 48 GEN GOOD
MAX LVORI EARLY 5 4 4
MAX LVORI LATE 4 4 3
REMARKS...ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS AROUND 16.
HIGHS IN THE MID 20S. SOUTHWEST WINDS 5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY. LOWS AROUND 4. HIGHS AROUND 15.
SOUTHWEST WINDS AROUND 10 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SNOW. NOT AS COOL. LOWS
AROUND 9. HIGHS IN THE MID 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW. LOWS IN THE
LOWER 20S. HIGHS IN THE UPPER 20S. WEST WINDS 15 TO 20 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS AROUND 12. HIGHS IN THE MID 20S.
SOUTHWEST WINDS 5 TO 10 MPH.
RACKLEY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page