053
FNUS51 KCLE 171849
FWFCLE
FIRE WEATHER PLANNING FORECAST FOR NORTHERN OH AND NORTHWEST PA
NATIONAL WEATHER SERVICE CLEVELAND OH
249 PM EDT SUN MAY 17 2026
DISCUSSION
WARM AND BREEZY MONDAY AND TUESDAY WITH SHOWERS AND THUNDERSTORMS
POSSIBLE ACROSS NORTHWEST OHIO ON MONDAY EVENING. MORE WIDESPREAD
SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE LATE TUESDAY INTO
WEDNESDAY AS A COLD FRONT MOVES THROUGH THE REGION.
OHZ003-180815-
LUCAS-
INCLUDING THE CITY OF TOLEDO
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 40 60 80
CHANCE OF THUNDER (%) 0 30 30 30
TEMP (24H TREND) 67 (+4) 87 (+3) 68 85
RH % (24H TREND) 79 (-11) 44 (-6) 80 51
20FT WND-VAL/AM(MPH) SW 10 G21 SW 13 G26
20FT WND-RDG/PM(MPH) S 9 G18 SW 16 G25 SW 13 G24 SW 19 G30
PRECIP AMOUNT 0.00 0.07 0.08 0.09
PRECIP DURATION 1 2 5
PRECIP BEGIN 2 PM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
MIXING HGT(M-AGL/MSL) 1740 1630
MIXING HGT(FT-AGL/MSL) 5700 5360
TRANSPORT WND (KTS) SW 23 SW 27
TRANSPORT WND (M/S) SW 12 SW 14
TRANSPORT WND (MPH) SW 26 SW 31
VENT RATE (KT-FT) 131100 144720
VENT RATE (M/S-M) 20880 22820
VENT RATE (MPH-FT) 148200 166160
DISPERSION 5 5
SUNSHINE HOURS 9 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 64 GOOD 64 GOOD 16 GEN POOR 61 GOOD
ADI LATE 10 POOR 97 GOOD 13 GEN POOR 88 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. NORTHEAST
WINDS AROUND 5 MPH.
OHZ006-180815-
WOOD-
INCLUDING THE CITIES OF BOWLING GREEN AND PERRYSBURG
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 30 50 80
CHANCE OF THUNDER (%) 0 30 30 30
TEMP (24H TREND) 67 (+4) 87 (+2) 68 86
RH % (24H TREND) 78 (-10) 43 (-6) 79 52
20FT WND-VAL/AM(MPH) SW 13 G23 SW 15 G27
20FT WND-RDG/PM(MPH) S 10 G19 SW 19 SW 16 G25 SW 23 G32
PRECIP AMOUNT 0.00 0.07 0.07 0.09
PRECIP DURATION 0 2 5
PRECIP BEGIN 3 PM CONTINUING 7 AM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1670 1540
MIXING HGT(FT-AGL/MSL) 5470 5050
TRANSPORT WND (KTS) SW 25 SW 28
TRANSPORT WND (M/S) SW 13 SW 14
TRANSPORT WND (MPH) SW 29 SW 32
VENT RATE (KT-FT) 136750 141400
VENT RATE (M/S-M) 21710 21560
VENT RATE (MPH-FT) 158630 161600
DISPERSION 5 5
SUNSHINE HOURS 9 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 63 GOOD 68 GOOD 17 GEN POOR 61 GOOD
ADI LATE 11 POOR 94 GOOD 13 GEN POOR 85 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 60S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S. EAST WINDS AROUND 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. NORTHEAST
WINDS 5 TO 10 MPH.
OHZ007-180815-
OTTAWA-
INCLUDING THE CITIES OF PORT CLINTON, OAK HARBOR, AND GENOA
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 40 80
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 68 (+4) 89 (+7) 69 87
RH % (24H TREND) 78 (-15) 41 (-14) 80 50
20FT WND-VAL/AM(MPH) SW 12 G20 SW 14 G24
20FT WND-RDG/PM(MPH) S 9 SW 18 SW 14 G23 SW 22
PRECIP AMOUNT 0.00 0.02 0.04 0.07
PRECIP DURATION 0 1 4
PRECIP BEGIN 4 PM CONTINUING 2 PM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1670 1420
MIXING HGT(FT-AGL/MSL) 5460 4670
TRANSPORT WND (KTS) SW 23 SW 25
TRANSPORT WND (M/S) SW 12 SW 13
TRANSPORT WND (MPH) SW 26 SW 29
VENT RATE (KT-FT) 125580 116750
VENT RATE (M/S-M) 20040 18460
VENT RATE (MPH-FT) 141960 135430
DISPERSION 5 5
SUNSHINE HOURS 9 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 32 FAIR 56 GEN GOOD 18 GEN POOR 51 GEN GOOD
ADI LATE 11 POOR 80 GOOD 13 GEN POOR 73 GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 60S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. EAST
WINDS 5 TO 10 MPH.
OHZ008-180815-
SANDUSKY-
INCLUDING THE CITIES OF FREMONT, BELLEVUE, AND CLYDE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 30 80
CHANCE OF THUNDER (%) 0 0 20 30
TEMP (24H TREND) 67 (+3) 88 (+4) 69 87
RH % (24H TREND) 79 (-9) 41 (-11) 78 51
20FT WND-VAL/AM(MPH) SW 12 G23 SW 15 G26
20FT WND-RDG/PM(MPH) S 9 G17 SW 18 SW 14 G24 SW 22 G30
PRECIP AMOUNT 0.00 0.00 0.02 0.06
PRECIP DURATION 1 4
PRECIP BEGIN 6 PM 2 PM
PRECIP END 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1730 1540
MIXING HGT(FT-AGL/MSL) 5680 5040
TRANSPORT WND (KTS) SW 27 SW 28
TRANSPORT WND (M/S) SW 14 SW 14
TRANSPORT WND (MPH) SW 31 SW 32
VENT RATE (KT-FT) 153360 141120
VENT RATE (M/S-M) 24220 21560
VENT RATE (MPH-FT) 176080 161280
DISPERSION 5 5
SUNSHINE HOURS 10 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 55 GEN GOOD 69 GOOD 17 GEN POOR 67 GOOD
ADI LATE 11 POOR 99 GOOD 13 GEN POOR 88 GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE MID 60S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
5 TO 10 MPH.
OHZ017-180815-
HANCOCK-
INCLUDING THE CITY OF FINDLAY
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 0 20 40 80
CHANCE OF THUNDER (%) 0 20 20 30
TEMP (24H TREND) 67 (+5) 87 (+3) 68 86
RH % (24H TREND) 79 (-9) 45 (-3) 77 53
20FT WND-VAL/AM(MPH) S 13 G23 SW 16 G27
20FT WND-RDG/PM(MPH) S 10 G19 SW 18 SW 15 G25 SW 23 G31
PRECIP AMOUNT 0.00 0.05 0.03 0.08
PRECIP DURATION 0 1 4
PRECIP BEGIN 3 PM CONTINUING 2 PM
PRECIP END CONTINUING 2 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1640 1480
MIXING HGT(FT-AGL/MSL) 5380 4840
TRANSPORT WND (KTS) SW 25 SW 28
TRANSPORT WND (M/S) SW 13 SW 14
TRANSPORT WND (MPH) SW 29 SW 32
VENT RATE (KT-FT) 134500 135520
VENT RATE (M/S-M) 21320 20720
VENT RATE (MPH-FT) 156020 154880
DISPERSION 5 5
SUNSHINE HOURS 10 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 63 GOOD 65 GOOD 76 GOOD 59 GEN GOOD
ADI LATE 14 GEN POOR 94 GOOD 14 GEN POOR 79 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE MID 60S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. EAST
WINDS 5 TO 10 MPH.
OHZ018-180815-
SENECA-
INCLUDING THE CITIES OF TIFFIN AND FOSTORIA
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 30 80
CHANCE OF THUNDER (%) 0 0 20 30
TEMP (24H TREND) 67 (+4) 87 (+4) 68 86
RH % (24H TREND) 80 (-8) 42 (-10) 77 52
20FT WND-VAL/AM(MPH) S 12 G23 SW 15 G27
20FT WND-RDG/PM(MPH) S 9 G18 SW 17 G25 SW 14 G24 SW 21 G31
PRECIP AMOUNT 0.00 0.00 0.00 0.06
PRECIP DURATION 1 4
PRECIP BEGIN 6 PM 2 PM
PRECIP END 1 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1740 1480
MIXING HGT(FT-AGL/MSL) 5710 4870
TRANSPORT WND (KTS) SW 27 SW 28
TRANSPORT WND (M/S) SW 14 SW 14
TRANSPORT WND (MPH) SW 31 SW 32
VENT RATE (KT-FT) 154170 136360
VENT RATE (M/S-M) 24360 20720
VENT RATE (MPH-FT) 177010 155840
DISPERSION 5 5
SUNSHINE HOURS 10 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 56 GEN GOOD 68 GOOD 76 GOOD 65 GOOD
ADI LATE 15 GEN POOR 100 GOOD 14 GEN POOR 84 GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
OHZ027-180815-
WYANDOT-
INCLUDING THE CITIES OF UPPER SANDUSKY AND CAREY
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 20 70
CHANCE OF THUNDER (%) 0 0 20 30
TEMP (24H TREND) 66 (+4) 87 (+4) 68 86
RH % (24H TREND) 80 (-8) 42 (-7) 78 52
20FT WND-VAL/AM(MPH) S 12 G22 SW 14 G26
20FT WND-RDG/PM(MPH) S 9 G17 SW 17 G24 SW 13 G23 SW 21 G30
PRECIP AMOUNT 0.00 0.00 0.00 0.05
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM 2 PM
PRECIP END 12 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1750 1380
MIXING HGT(FT-AGL/MSL) 5740 4530
TRANSPORT WND (KTS) SW 26 SW 26
TRANSPORT WND (M/S) SW 13 SW 13
TRANSPORT WND (MPH) SW 30 SW 30
VENT RATE (KT-FT) 149240 117780
VENT RATE (M/S-M) 22750 17940
VENT RATE (MPH-FT) 172200 135900
DISPERSION 5 5
SUNSHINE HOURS 10 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 60 GEN GOOD 66 GOOD 80 GOOD 55 GEN GOOD
ADI LATE 11 POOR 96 GOOD 13 GEN POOR 75 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. NORTH WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
OHZ028-180815-
CRAWFORD-
INCLUDING THE CITIES OF BUCYRUS, GALION, AND CRESTLINE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 66 (+4) 86 (+5) 68 85
RH % (24H TREND) 81 (-8) 44 (-9) 79 53
20FT WND-VAL/AM(MPH) S 12 G22 SW 14 G26
20FT WND-RDG/PM(MPH) S 8 G17 SW 16 G25 SW 12 G23 SW 20 G29
PRECIP AMOUNT 0.00 0.00 0.00 0.05
PRECIP DURATION 3
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1750 1380
MIXING HGT(FT-AGL/MSL) 5750 4530
TRANSPORT WND (KTS) SW 26 SW 26
TRANSPORT WND (M/S) SW 13 SW 13
TRANSPORT WND (MPH) SW 30 SW 30
VENT RATE (KT-FT) 149500 117780
VENT RATE (M/S-M) 22750 17940
VENT RATE (MPH-FT) 172500 135900
DISPERSION 5 5
SUNSHINE HOURS 11 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 57 GEN GOOD 59 GEN GOOD 74 GOOD 58 GEN GOOD
ADI LATE 15 GEN POOR 96 GOOD 13 GEN POOR 78 GOOD
MAX LVORI EARLY 3 3 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S.
NORTHEAST WINDS 5 TO 10 MPH.
OHZ036-180815-
MARION-
INCLUDING THE CITY OF MARION
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 65 (+4) 86 (+4) 68 85
RH % (24H TREND) 84 (-7) 43 (-8) 80 53
20FT WND-VAL/AM(MPH) S 11 G20 SW 13 G24
20FT WND-RDG/PM(MPH) S 8 SW 15 G23 SW 11 G22 SW 19 G27
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 3
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1760 1400
MIXING HGT(FT-AGL/MSL) 5780 4610
TRANSPORT WND (KTS) SW 24 SW 25
TRANSPORT WND (M/S) SW 12 SW 13
TRANSPORT WND (MPH) SW 28 SW 29
VENT RATE (KT-FT) 138720 115250
VENT RATE (M/S-M) 21120 18200
VENT RATE (MPH-FT) 161840 133690
DISPERSION 5 5
SUNSHINE HOURS 11 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 57 GEN GOOD 59 GEN GOOD 74 GOOD 55 GEN GOOD
ADI LATE 11 POOR 91 GOOD 12 POOR 74 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. WEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
60S. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.
OHZ037-180815-
MORROW-
INCLUDING THE CITIES OF MOUNT GILEAD AND CARDINGTON
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 65 (+4) 84 (+4) 68 84
RH % (24H TREND) 82 (-12) 45 (-11) 81 56
20FT WND-VAL/AM(MPH) S 10 G19 SW 13 G23
20FT WND-RDG/PM(MPH) S 7 SW 14 G22 SW 10 G20 SW 17 G26
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 3
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1720 1350
MIXING HGT(FT-AGL/MSL) 5640 4430
TRANSPORT WND (KTS) SW 23 SW 23
TRANSPORT WND (M/S) SW 12 SW 12
TRANSPORT WND (MPH) SW 26 SW 26
VENT RATE (KT-FT) 129720 101890
VENT RATE (M/S-M) 20640 16200
VENT RATE (MPH-FT) 146640 115180
DISPERSION 5 5
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 51 GEN GOOD 48 GEN GOOD 54 GEN GOOD 57 GEN GOOD
ADI LATE 11 POOR 87 GOOD 13 GEN POOR 72 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE MID 60S. WEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 60S. HIGHS AROUND 80. NORTHEAST WINDS AROUND
5 MPH.
OHZ009-180815-
ERIE-
INCLUDING THE CITIES OF SANDUSKY AND HURON
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS TSTMS
CHANCE PRECIP (%) 0 0 20 70
CHANCE OF THUNDER (%) 0 0 20 20
TEMP (24H TREND) 68 (+4) 88 (+6) 69 86
RH % (24H TREND) 77 (-12) 42 (-16) 75 52
20FT WND-VAL/AM(MPH) SW 10 G20 SW 13 G24
20FT WND-RDG/PM(MPH) S 7 SW 15 G23 SW 11 G21 SW 18 G27
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 1 3
PRECIP BEGIN 6 PM 2 PM
PRECIP END 12 AM CONTINUING
MIXING HGT(M-AGL/MSL) 1750 1350
MIXING HGT(FT-AGL/MSL) 5740 4420
TRANSPORT WND (KTS) SW 24 SW 25
TRANSPORT WND (M/S) SW 12 SW 13
TRANSPORT WND (MPH) SW 28 SW 29
VENT RATE (KT-FT) 137760 110500
VENT RATE (M/S-M) 21000 17550
VENT RATE (MPH-FT) 160720 128180
DISPERSION 5 5
SUNSHINE HOURS 10 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 64 GOOD 59 GEN GOOD 65 GOOD 54 GEN GOOD
ADI LATE 12 POOR 85 GOOD 14 GEN POOR 73 GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 4 1 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. EAST
WINDS AROUND 5 MPH.
OHZ019-180815-
HURON-
INCLUDING THE CITIES OF NORWALK AND WILLARD
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 70
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 67 (+4) 86 (+4) 70 86
RH % (24H TREND) 77 (-10) 44 (-13) 73 52
20FT WND-VAL/AM(MPH) SW 10 G21 SW 13 G26
20FT WND-RDG/PM(MPH) S 6 SW 14 G24 SW 10 G23 SW 18 G29
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 3
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1720 1320
MIXING HGT(FT-AGL/MSL) 5650 4330
TRANSPORT WND (KTS) SW 26 SW 27
TRANSPORT WND (M/S) SW 13 SW 14
TRANSPORT WND (MPH) SW 30 SW 31
VENT RATE (KT-FT) 146900 116910
VENT RATE (M/S-M) 22360 18480
VENT RATE (MPH-FT) 169500 134230
DISPERSION 5 5
SUNSHINE HOURS 11 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 86 GOOD 61 GOOD 76 GOOD 57 GEN GOOD
ADI LATE 12 POOR 96 GOOD 14 GEN POOR 77 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 1 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60.
HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH.
OHZ029-180815-
RICHLAND-
INCLUDING THE CITY OF MANSFIELD
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 65 (+4) 85 (+5) 68 84
RH % (24H TREND) 79 (-10) 44 (-13) 78 53
20FT WND-VAL/AM(MPH) SW 9 G21 SW 12 G25
20FT WND-RDG/PM(MPH) S 7 SW 13 G23 SW 10 G22 SW 17 G28
PRECIP AMOUNT 0.00 0.00 0.00 0.02
PRECIP DURATION 3
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1680 1270
MIXING HGT(FT-AGL/MSL) 5520 4150
TRANSPORT WND (KTS) SW 24 SW 24
TRANSPORT WND (M/S) SW 12 SW 12
TRANSPORT WND (MPH) SW 28 SW 28
VENT RATE (KT-FT) 132480 99600
VENT RATE (M/S-M) 20160 15240
VENT RATE (MPH-FT) 154560 116200
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 80 GOOD 51 GEN GOOD 69 GOOD 56 GEN GOOD
ADI LATE 12 POOR 88 GOOD 13 GEN POOR 72 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
NORTH WINDS AROUND 5 MPH.
OHZ030-180815-
ASHLAND-
INCLUDING THE CITY OF ASHLAND
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 65 (+4) 85 (+5) 68 84
RH % (24H TREND) 80 (-10) 45 (-15) 78 53
20FT WND-VAL/AM(MPH) S 8 G19 SW 11 G24
20FT WND-RDG/PM(MPH) S 6 SW 13 G23 SW 9 G22 SW 16 G28
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1680 1240
MIXING HGT(FT-AGL/MSL) 5520 4070
TRANSPORT WND (KTS) SW 24 SW 24
TRANSPORT WND (M/S) SW 12 SW 12
TRANSPORT WND (MPH) SW 28 SW 28
VENT RATE (KT-FT) 132480 97680
VENT RATE (M/S-M) 20160 14880
VENT RATE (MPH-FT) 154560 113960
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 79 GOOD 53 GEN GOOD 70 GOOD 48 GEN GOOD
ADI LATE 10 POOR 88 GOOD 12 POOR 67 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND
5 MPH.
OHZ047-180815-
KNOX-
INCLUDING THE CITY OF MOUNT VERNON
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER CLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 64 (+4) 85 (+4) 68 84
RH % (24H TREND) 83 (-13) 45 (-10) 82 54
20FT WND-VAL/AM(MPH) SW 7 G17 SW 10 G22
20FT WND-RDG/PM(MPH) S 5 SW 12 G21 SW 8 G19 SW 14 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1770 1290
MIXING HGT(FT-AGL/MSL) 5800 4240
TRANSPORT WND (KTS) SW 23 SW 22
TRANSPORT WND (M/S) SW 12 SW 11
TRANSPORT WND (MPH) SW 26 SW 25
VENT RATE (KT-FT) 133400 93280
VENT RATE (M/S-M) 21240 14190
VENT RATE (MPH-FT) 150800 106000
DISPERSION 5 4
SUNSHINE HOURS 11 7
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 79 GOOD 55 GEN GOOD 60 GEN GOOD 50 GEN GOOD
ADI LATE 6 VERY POOR 84 GOOD 12 POOR 67 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE MID 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS AROUND 80. NORTHEAST WINDS AROUND 5 MPH.
OHZ038-180815-
HOLMES-
INCLUDING THE CITIES OF MILLERSBURG AND KILLBUCK
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 64 (+4) 86 (+5) 68 85
RH % (24H TREND) 80 (-14) 44 (-13) 81 53
20FT WND-VAL/AM(MPH) S 7 SW 9 G21
20FT WND-RDG/PM(MPH) LGT/VAR SW 11 G20 SW 7 G18 SW 14 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1840 1340
MIXING HGT(FT-AGL/MSL) 6040 4390
TRANSPORT WND (KTS) SW 22 SW 21
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 25 SW 24
VENT RATE (KT-FT) 132880 92190
VENT RATE (M/S-M) 20240 14740
VENT RATE (MPH-FT) 151000 105360
DISPERSION 5 4
SUNSHINE HOURS 11 7
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 77 GOOD 70 GOOD 63 GOOD 55 GEN GOOD
ADI LATE 6 VERY POOR 82 GOOD 9 POOR 67 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE MID 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND
A CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 70S. NORTH WINDS AROUND 5 MPH.
OHZ031-180815-
WAYNE-
INCLUDING THE CITIES OF WOOSTER, ORRVILLE, AND RITTMAN
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 64 (+4) 86 (+6) 67 84
RH % (24H TREND) 81 (-14) 47 (-15) 81 55
20FT WND-VAL/AM(MPH) S 8 G18 SW 11 G23
20FT WND-RDG/PM(MPH) S 5 SW 13 G22 SW 9 G20 SW 16 G26
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1700 1240
MIXING HGT(FT-AGL/MSL) 5590 4070
TRANSPORT WND (KTS) SW 22 SW 23
TRANSPORT WND (M/S) SW 11 SW 12
TRANSPORT WND (MPH) SW 25 SW 26
VENT RATE (KT-FT) 122980 93610
VENT RATE (M/S-M) 18700 14880
VENT RATE (MPH-FT) 139750 105820
DISPERSION 5 4
SUNSHINE HOURS 11 7
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 75 GOOD 44 GEN GOOD 49 GEN GOOD 53 GEN GOOD
ADI LATE 6 VERY POOR 82 GOOD 11 POOR 68 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 60. HIGHS IN THE UPPER 70S. NORTHWEST WINDS AROUND
5 MPH.
OHZ020-180815-
MEDINA-
INCLUDING THE CITIES OF BRUNSWICK, MEDINA, AND WADSWORTH
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 65 (+4) 86 (+6) 68 85
RH % (24H TREND) 80 (-15) 46 (-17) 79 54
20FT WND-VAL/AM(MPH) S 9 G19 SW 12 G24
20FT WND-RDG/PM(MPH) S 6 SW 14 G23 SW 10 G22 SW 16 G27
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1650 1250
MIXING HGT(FT-AGL/MSL) 5420 4080
TRANSPORT WND (KTS) SW 23 SW 24
TRANSPORT WND (M/S) SW 12 SW 12
TRANSPORT WND (MPH) SW 26 SW 28
VENT RATE (KT-FT) 124660 97920
VENT RATE (M/S-M) 19800 15000
VENT RATE (MPH-FT) 140920 114240
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 71 GOOD 46 GEN GOOD 53 GEN GOOD 45 GEN GOOD
ADI LATE 10 POOR 83 GOOD 12 POOR 68 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 3
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH.
OHZ010-180815-
LORAIN-
INCLUDING THE CITIES OF LORAIN, ELYRIA, NORTH RIDGEVILLE,
AND AVON LAKE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 60
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 66 (+3) 87 (+5) 69 85
RH % (24H TREND) 78 (-13) 43 (-17) 75 53
20FT WND-VAL/AM(MPH) S 10 G19 SW 12 G24
20FT WND-RDG/PM(MPH) S 7 SW 14 G23 SW 10 G22 SW 17 G28
PRECIP AMOUNT 0.00 0.00 0.00 0.03
PRECIP DURATION 4
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1730 1250
MIXING HGT(FT-AGL/MSL) 5670 4100
TRANSPORT WND (KTS) SW 23 SW 24
TRANSPORT WND (M/S) SW 12 SW 12
TRANSPORT WND (MPH) SW 26 SW 28
VENT RATE (KT-FT) 130410 98400
VENT RATE (M/S-M) 20760 15000
VENT RATE (MPH-FT) 147420 114800
DISPERSION 5 4
SUNSHINE HOURS 11 5
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 62 GOOD 54 GEN GOOD 57 GEN GOOD 45 GEN GOOD
ADI LATE 11 POOR 84 GOOD 13 GEN POOR 64 GOOD
MAX LVORI EARLY 3 4 3 3
MAX LVORI LATE 4 1 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. EAST
WINDS AROUND 5 MPH.
OHZ011-180815-
CUYAHOGA-
INCLUDING THE CITY OF CLEVELAND
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 67 (+3) 89 (+7) 71 86
RH % (24H TREND) 76 (-13) 41 (-17) 73 49
20FT WND-VAL/AM(MPH) S 9 G19 SW 11 G24
20FT WND-RDG/PM(MPH) S 5 SW 13 G23 SW 10 G22 SW 15 G27
PRECIP AMOUNT 0.00 0.00 0.00 0.02
PRECIP DURATION 2
PRECIP BEGIN 6 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1720 1370
MIXING HGT(FT-AGL/MSL) 5650 4480
TRANSPORT WND (KTS) SW 22 SW 22
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 25 SW 25
VENT RATE (KT-FT) 124300 98560
VENT RATE (M/S-M) 18920 15070
VENT RATE (MPH-FT) 141250 112000
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 57 GEN GOOD 51 GEN GOOD 54 GEN GOOD 38 FAIR
ADI LATE 10 POOR 82 GOOD 13 GEN POOR 59 GEN GOOD
MAX LVORI EARLY 3 3 2 3
MAX LVORI LATE 3 1 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. EAST WINDS 5 TO
10 MPH.
OHZ012-180815-
LAKE-
INCLUDING THE CITIES OF MENTOR, WILLOUGHBY, EASTLAKE,
PAINESVILLE, WILLOWICK, AND WICKLIFFE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 69 (+4) 88 (+9) 71 85
RH % (24H TREND) 73 (-15) 40 (-21) 72 49
20FT WND-VAL/AM(MPH) S 8 SW 10 G20
20FT WND-RDG/PM(MPH) LGT/VAR SW 11 G18 SW 8 G17 SW 14 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 7 AM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1460 1020
MIXING HGT(FT-AGL/MSL) 4790 3350
TRANSPORT WND (KTS) SW 19 SW 19
TRANSPORT WND (M/S) SW 10 SW 10
TRANSPORT WND (MPH) SW 22 SW 22
VENT RATE (KT-FT) 91010 63650
VENT RATE (M/S-M) 14600 10200
VENT RATE (MPH-FT) 105380 73700
DISPERSION 4 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 9 POOR 49 GEN GOOD 39 FAIR 27 FAIR
ADI LATE 11 POOR 57 GEN GOOD 13 GEN POOR 44 GEN GOOD
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 3 1 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. EAST WINDS
AROUND 5 MPH.
OHZ013-180815-
GEAUGA-
INCLUDING THE CITIES OF CHARDON, SOUTH RUSSELL, BAINBRIDGE,
CHESTERLAND, MIDDLEFIELD, AND BURTON
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 65 (+3) 86 (+6) 69 84
RH % (24H TREND) 81 (-11) 45 (-18) 76 51
20FT WND-VAL/AM(MPH) SW 7 G17 SW 9 G22
20FT WND-RDG/PM(MPH) LGT/VAR SW 11 G21 SW 7 G19 SW 14 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1650 1310
MIXING HGT(FT-AGL/MSL) 5410 4300
TRANSPORT WND (KTS) SW 23 SW 23
TRANSPORT WND (M/S) SW 12 SW 12
TRANSPORT WND (MPH) SW 26 SW 26
VENT RATE (KT-FT) 124430 98900
VENT RATE (M/S-M) 19800 15720
VENT RATE (MPH-FT) 140660 111800
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 39 FAIR 64 GOOD 47 GEN GOOD 33 FAIR
ADI LATE 6 VERY POOR 81 GOOD 10 POOR 57 GEN GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS AROUND 60. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. EAST WINDS
AROUND 5 MPH.
OHZ021-180815-
SUMMIT-
INCLUDING THE CITY OF AKRON
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 65 (+3) 87 (+6) 69 86
RH % (24H TREND) 80 (-14) 43 (-18) 78 51
20FT WND-VAL/AM(MPH) S 7 G18 SW 10 G23
20FT WND-RDG/PM(MPH) S 5 SW 12 G23 SW 8 G21 SW 15 G26
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1730 1350
MIXING HGT(FT-AGL/MSL) 5680 4440
TRANSPORT WND (KTS) SW 22 SW 24
TRANSPORT WND (M/S) SW 11 SW 12
TRANSPORT WND (MPH) SW 25 SW 28
VENT RATE (KT-FT) 124960 106560
VENT RATE (M/S-M) 19030 16200
VENT RATE (MPH-FT) 142000 124320
DISPERSION 5 5
SUNSHINE HOURS 12 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 70 GOOD 50 GEN GOOD 53 GEN GOOD 44 GEN GOOD
ADI LATE 6 VERY POOR 82 GOOD 11 POOR 62 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH.
OHZ022-180815-
PORTAGE-
INCLUDING THE CITIES OF KENT, AURORA, STREETSBORO, AND RAVENNA
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 64 (+3) 87 (+7) 69 85
RH % (24H TREND) 82 (-11) 44 (-18) 78 51
20FT WND-VAL/AM(MPH) SW 7 G17 SW 9 G22
20FT WND-RDG/PM(MPH) LGT/VAR SW 11 G21 SW 7 G20 SW 14 G24
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1710 1280
MIXING HGT(FT-AGL/MSL) 5610 4190
TRANSPORT WND (KTS) SW 22 SW 22
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 25 SW 25
VENT RATE (KT-FT) 123420 92180
VENT RATE (M/S-M) 18810 14080
VENT RATE (MPH-FT) 140250 104750
DISPERSION 5 4
SUNSHINE HOURS 12 7
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 60 GEN GOOD 62 GOOD 52 GEN GOOD 46 GEN GOOD
ADI LATE 6 VERY POOR 80 GOOD 11 POOR 67 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. NORTHWEST
WINDS AROUND 5 MPH.
OHZ032-180815-
STARK-
INCLUDING THE CITIES OF CANTON, MASSILLON, AND ALLIANCE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 30
TEMP (24H TREND) 64 (+3) 87 (+6) 68 85
RH % (24H TREND) 81 (-13) 44 (-16) 79 53
20FT WND-VAL/AM(MPH) S 7 G17 SW 10 G22
20FT WND-RDG/PM(MPH) LGT/VAR SW 12 G21 SW 7 G19 SW 15 G24
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1810 1320
MIXING HGT(FT-AGL/MSL) 5950 4340
TRANSPORT WND (KTS) SW 21 SW 21
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 24 SW 24
VENT RATE (KT-FT) 124950 91140
VENT RATE (M/S-M) 19910 14520
VENT RATE (MPH-FT) 142800 104160
DISPERSION 5 4
SUNSHINE HOURS 12 7
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 57 GEN GOOD 48 GEN GOOD 48 GEN GOOD 50 GEN GOOD
ADI LATE 6 VERY POOR 81 GOOD 11 POOR 67 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE MID 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. NORTHWEST
WINDS AROUND 5 MPH.
OHZ033-180815-
MAHONING-
INCLUDING THE CITIES OF YOUNGSTOWN, BOARDMAN, AND AUSTINTOWN
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 64 (+3) 88 (+8) 68 86
RH % (24H TREND) 83 (-10) 43 (-17) 77 48
20FT WND-VAL/AM(MPH) SW 6 SW 9 G21
20FT WND-RDG/PM(MPH) LGT/VAR SW 10 G19 SW 7 G17 SW 14 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1860 1360
MIXING HGT(FT-AGL/MSL) 6090 4470
TRANSPORT WND (KTS) SW 21 SW 21
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 24 SW 24
VENT RATE (KT-FT) 127890 93870
VENT RATE (M/S-M) 20460 14960
VENT RATE (MPH-FT) 146160 107280
DISPERSION 5 4
SUNSHINE HOURS 12 8
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 56 GEN GOOD 70 GOOD 78 GOOD 50 GEN GOOD
ADI LATE 6 VERY POOR 84 GOOD 11 POOR 69 GOOD
MAX LVORI EARLY 3 4 3 4
MAX LVORI LATE 4 1 4 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 60S. HIGHS IN THE MID 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
UPPER 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID
50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S.
WEST WINDS AROUND 5 MPH.
OHZ023-180815-
TRUMBULL-
INCLUDING THE CITIES OF WARREN AND NILES
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 30
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 65 (+4) 88 (+8) 69 86
RH % (24H TREND) 84 (-9) 43 (-18) 77 49
20FT WND-VAL/AM(MPH) S 6 SW 8 G20
20FT WND-RDG/PM(MPH) LGT/VAR SW 11 G20 SW 7 G18 SW 14 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1770 1330
MIXING HGT(FT-AGL/MSL) 5810 4370
TRANSPORT WND (KTS) SW 22 SW 21
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 25 SW 24
VENT RATE (KT-FT) 127820 91770
VENT RATE (M/S-M) 19470 14630
VENT RATE (MPH-FT) 145250 104880
DISPERSION 5 4
SUNSHINE HOURS 12 7
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 51 GEN GOOD 62 GOOD 67 GOOD 43 GEN GOOD
ADI LATE 5 VERY POOR 85 GOOD 8 POOR 69 GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 1 4 1
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
LOWER 60S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID
60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE
MID 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
OHZ014-180815-
ASHTABULA INLAND-
INCLUDING THE CITIES OF JEFFERSON, ORWELL, ANDOVER,
AND ROAMING SHORES
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 65 (+4) 87 (+8) 68 85
RH % (24H TREND) 85 (-9) 45 (-19) 78 51
20FT WND-VAL/AM(MPH) S 7 SW 9 G19
20FT WND-RDG/PM(MPH) LGT/VAR SW 11 G20 SW 7 G18 SW 14 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1650 1160
MIXING HGT(FT-AGL/MSL) 5410 3790
TRANSPORT WND (KTS) SW 22 SW 21
TRANSPORT WND (M/S) SW 11 SW 11
TRANSPORT WND (MPH) SW 25 SW 24
VENT RATE (KT-FT) 119020 79590
VENT RATE (M/S-M) 18150 12760
VENT RATE (MPH-FT) 135250 90960
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 50 GEN GOOD 62 GOOD 55 GEN GOOD 34 FAIR
ADI LATE 7 POOR 79 GOOD 10 POOR 55 GEN GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. EAST WINDS
5 TO 10 MPH.
OHZ089-180815-
ASHTABULA LAKESHORE-
INCLUDING THE CITIES OF ASHTABULA, CONNEAUT, AND GENEVA
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 68 (+5) 88 (+12) 69 83
RH % (24H TREND) 77 (-16) 45 (-21) 75 51
20FT WND-VAL/AM(MPH) S 9 S 9
20FT WND-RDG/PM(MPH) LGT/VAR SW 10 SW 7 SW 13
PRECIP AMOUNT 0.00 0.00 0.00 0.01
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1160 700
MIXING HGT(FT-AGL/MSL) 3800 2280
TRANSPORT WND (KTS) SW 17 SW 17
TRANSPORT WND (M/S) SW 9 SW 9
TRANSPORT WND (MPH) SW 20 SW 20
VENT RATE (KT-FT) 64600 38760
VENT RATE (M/S-M) 10440 6300
VENT RATE (MPH-FT) 76000 45600
DISPERSION 4 3
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 7 POOR 33 FAIR 39 FAIR 22 FAIR
ADI LATE 12 POOR 46 GEN GOOD 13 GEN POOR 32 FAIR
MAX LVORI EARLY 3 3 3 3
MAX LVORI LATE 4 1 3 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. EAST
WINDS AROUND 5 MPH.
PAZ001-180815-
NORTHERN ERIE-
INCLUDING THE CITY OF ERIE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 68 (+5) 87 (+13) 69 83
RH % (24H TREND) 76 (-14) 46 (-23) 73 53
20FT WND-VAL/AM(MPH) S 9 SW 10
20FT WND-RDG/PM(MPH) LGT/VAR SW 10 SW 8 SW 12
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 740 490
MIXING HGT(FT-AGL/MSL) 2430 1610
TRANSPORT WND (KTS) SW 16 SW 17
TRANSPORT WND (M/S) SW 8 SW 9
TRANSPORT WND (MPH) SW 18 SW 20
VENT RATE (KT-FT) 38880 27370
VENT RATE (M/S-M) 5920 4410
VENT RATE (MPH-FT) 43740 32200
DISPERSION 3 3
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 9 POOR 27 FAIR 34 FAIR 24 FAIR
ADI LATE 12 POOR 37 FAIR 15 GEN POOR 29 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
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50.
HIGHS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. EAST WINDS
5 TO 10 MPH.
PAZ002-180815-
SOUTHERN ERIE-
INCLUDING THE CITIES OF EDINBORO, CORRY, AND UNION CITY
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 50
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 65 (+4) 87 (+10) 67 84
RH % (24H TREND) 85 (-9) 47 (-21) 78 52
20FT WND-VAL/AM(MPH) S 7 SW 8 G19
20FT WND-RDG/PM(MPH) LGT/VAR SW 10 G18 SW 7 G17 SW 12 G22
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1620 1040
MIXING HGT(FT-AGL/MSL) 5330 3420
TRANSPORT WND (KTS) SW 21 SW 19
TRANSPORT WND (M/S) SW 11 SW 10
TRANSPORT WND (MPH) SW 24 SW 22
VENT RATE (KT-FT) 111930 64980
VENT RATE (M/S-M) 17820 10400
VENT RATE (MPH-FT) 127920 75240
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 37 FAIR 65 GOOD 55 GEN GOOD 39 FAIR
ADI LATE 9 POOR 82 GOOD 12 POOR 48 GEN GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 4 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 50S. HIGHS AROUND 60. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. EAST WINDS
AROUND 5 MPH.
PAZ003-180815-
CRAWFORD-
INCLUDING THE CITIES OF MEADVILLE AND TITUSVILLE
249 PM EDT SUN MAY 17 2026
TONIGHT MON MON NIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 0 0 0 40
CHANCE OF THUNDER (%) 0 0 0 20
TEMP (24H TREND) 63 (+3) 86 (+8) 67 85
RH % (24H TREND) 86 (-9) 46 (-19) 80 52
20FT WND-VAL/AM(MPH) S 6 SW 8 G19
20FT WND-RDG/PM(MPH) LGT/VAR SW 10 G19 SW 6 SW 12 G23
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION 1
PRECIP BEGIN 2 PM
PRECIP END CONTINUING
MIXING HGT(M-AGL/MSL) 1650 1290
MIXING HGT(FT-AGL/MSL) 5420 4220
TRANSPORT WND (KTS) SW 21 SW 20
TRANSPORT WND (M/S) SW 11 SW 10
TRANSPORT WND (MPH) SW 24 SW 23
VENT RATE (KT-FT) 113820 84400
VENT RATE (M/S-M) 18150 12900
VENT RATE (MPH-FT) 130080 97060
DISPERSION 5 4
SUNSHINE HOURS 11 6
RH RECOVERY EXCELLENT EXCELLENT
ADI EARLY 44 GEN GOOD 61 GOOD 64 GOOD 42 GEN GOOD
ADI LATE 6 VERY POOR101 VERY GOOD 8 POOR 53 GEN GOOD
MAX LVORI EARLY 4 4 3 4
MAX LVORI LATE 5 1 4 2
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS AROUND
60. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
MID 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER
40S. HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. SOUTHEAST
WINDS AROUND 5 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page