973  
FNUS51 KCLE 181908  
FWFCLE  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN OH AND NORTHWEST PA  
NATIONAL WEATHER SERVICE CLEVELAND OH  
308 PM EDT MON MAY 18 2026  
   
DISCUSSION  
 
A STRONG COLD FRONT WILL MOVE EAST ACROSS THE AREA TUESDAY NIGHT  
WITH HIGH PRESSURE RETURNING TO THE GREAT LAKES WEDNESDAY AND  
THURSDAY. THE HIGH WILL EXIT TO THE EAST ON FRIDAY AS WEAK LOW  
PRESSURE AND A FRONTAL BOUNDARY LIFT INTO THE OHIO VALLEY. NEAR-  
RECORD HIGH TEMPERATURES ARE EXPECTED THROUGH TUESDAY. SHOWERS AND  
THUNDERSTORMS ARE EXPECTED THROUGH TUESDAY BEFORE DRY WEATHER  
DEVELOPS WITH THE ARRIVAL OF THE HIGH ON WEDNESDAY AND THURSDAY.  
PERIODS OF RAIN ARE LIKELY OVER THE HOLIDAY WEEKEND.  
 
OHZ003-190830-  
LUCAS-  
INCLUDING THE CITY OF TOLEDO  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS NONE  
CHANCE PRECIP (%) 60 70 70 0  
CHANCE OF THUNDER (%) 40 50 50 0  
TEMP (24H TREND) 67 (+1) 87 (-2) 56 66  
RH % (24H TREND) 84 (+9) 49 (+4) 85 47  
20FT WND-VAL/AM(MPH) SW 13 G25 N 9  
20FT WND-RDG/PM(MPH) SW 13 G23 SW 18 G28 SW 12 G26 N 8  
PRECIP AMOUNT 0.03 0.19 0.20 0.00  
PRECIP DURATION 3 2 6  
PRECIP BEGIN 6 PM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 6 AM  
MIXING HGT(M-AGL/MSL) 1700 1470  
MIXING HGT(FT-AGL/MSL) 5580 4830  
TRANSPORT WND (KTS) SW 26 N 11  
TRANSPORT WND (M/S) SW 13 N 6  
TRANSPORT WND (MPH) SW 30 N 13  
VENT RATE (KT-FT) 145080 53130  
VENT RATE (M/S-M) 22100 8820  
VENT RATE (MPH-FT) 167400 62790  
DISPERSION 5 4  
SUNSHINE HOURS 5 6  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 17 GEN POOR 61 GOOD 20 GEN POOR 54 GEN GOOD  
ADI LATE 15 GEN POOR 92 GOOD 21 FAIR 54 GEN GOOD  
MAX LVORI EARLY 4 4 4 4  
MAX LVORI LATE 4 3 4 1  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS AROUND 60.  
NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 50. HIGHS IN  
THE MID 60S. EAST WINDS 10 TO 15 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE LOWER 70S. EAST WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH.  
 
 
 
OHZ006-190830-  
WOOD-  
INCLUDING THE CITIES OF BOWLING GREEN AND PERRYSBURG  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 70 80 40  
CHANCE OF THUNDER (%) 40 50 50 0  
TEMP (24H TREND) 68 (+1) 88 (-1) 57 66  
RH % (24H TREND) 81 (+6) 49 (+4) 85 50  
20FT WND-VAL/AM(MPH) SW 16 G27 N 10  
20FT WND-RDG/PM(MPH) SW 14 G24 SW 21 G29 SW 15 G28 N 9  
PRECIP AMOUNT 0.03 0.21 0.20 0.00  
PRECIP DURATION 3 2 9 0  
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 AM  
MIXING HGT(M-AGL/MSL) 1600 1410  
MIXING HGT(FT-AGL/MSL) 5250 4630  
TRANSPORT WND (KTS) SW 27 N 12  
TRANSPORT WND (M/S) SW 14 N 6  
TRANSPORT WND (MPH) SW 31 N 14  
VENT RATE (KT-FT) 141750 55560  
VENT RATE (M/S-M) 22400 8460  
VENT RATE (MPH-FT) 162750 64820  
DISPERSION 5 4  
SUNSHINE HOURS 6 6  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 16 GEN POOR 58 GEN GOOD 19 GEN POOR 35 FAIR  
ADI LATE 15 GEN POOR 94 GOOD 17 GEN POOR 48 GEN GOOD  
MAX LVORI EARLY 4 4 4 5  
MAX LVORI LATE 4 2 4 1  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE UPPER 60S. EAST WINDS 10 TO 15 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. EAST WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTHWEST WINDS  
AROUND 5 MPH.  
 
 
 
OHZ007-190830-  
OTTAWA-  
INCLUDING THE CITIES OF PORT CLINTON, OAK HARBOR, AND GENOA  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 50 80 50  
CHANCE OF THUNDER (%) 40 50 50 0  
TEMP (24H TREND) 68 (+1) 89 (+1) 57 68  
RH % (24H TREND) 89 (+12) 49 (+1) 84 49  
20FT WND-VAL/AM(MPH) SW 15 G24 N 11  
20FT WND-RDG/PM(MPH) SW 13 G23 SW 21 SW 14 G25 N 9  
PRECIP AMOUNT 0.02 0.16 0.21 0.01  
PRECIP DURATION 3 1 9 0  
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 8 AM  
MIXING HGT(M-AGL/MSL) 1560 1310  
MIXING HGT(FT-AGL/MSL) 5130 4290  
TRANSPORT WND (KTS) SW 24 N 12  
TRANSPORT WND (M/S) SW 12 N 6  
TRANSPORT WND (MPH) SW 28 N 14  
VENT RATE (KT-FT) 123120 51480  
VENT RATE (M/S-M) 18720 7860  
VENT RATE (MPH-FT) 143640 60060  
DISPERSION 5 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 17 GEN POOR 51 GEN GOOD 18 GEN POOR 32 FAIR  
ADI LATE 15 GEN POOR 80 GOOD 18 GEN POOR 35 FAIR  
MAX LVORI EARLY 4 5 4 6  
MAX LVORI LATE 4 3 4 1  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS AROUND 15 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE LOWER 50S.  
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 15 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. EAST WINDS AROUND 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH  
WINDS 5 TO 10 MPH.  
 
 
 
OHZ008-190830-  
SANDUSKY-  
INCLUDING THE CITIES OF FREMONT, BELLEVUE, AND CLYDE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 50 80 50  
CHANCE OF THUNDER (%) 40 50 50 0  
TEMP (24H TREND) 68 (0) 88 (-1) 57 65  
RH % (24H TREND) 80 (+4) 48 (+4) 84 52  
20FT WND-VAL/AM(MPH) SW 15 G26 N 10  
20FT WND-RDG/PM(MPH) SW 13 G23 SW 20 G28 SW 14 G27 NE 10  
PRECIP AMOUNT 0.02 0.18 0.27 0.01  
PRECIP DURATION 2 1 10 1  
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING  
PRECIP END 6 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1650 1330  
MIXING HGT(FT-AGL/MSL) 5420 4360  
TRANSPORT WND (KTS) SW 27 N 13  
TRANSPORT WND (M/S) SW 14 N 7  
TRANSPORT WND (MPH) SW 31 N 15  
VENT RATE (KT-FT) 146340 56680  
VENT RATE (M/S-M) 23100 9310  
VENT RATE (MPH-FT) 168020 65400  
DISPERSION 5 4  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 16 GEN POOR 58 GEN GOOD 19 GEN POOR 1 VERY POOR  
ADI LATE 14 GEN POOR 95 GOOD 17 GEN POOR 34 FAIR  
MAX LVORI EARLY 3 4 4 6  
MAX LVORI LATE 4 2 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE LOWER 50S.  
HIGHS IN THE UPPER 60S. EAST WINDS 10 TO 15 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS  
AROUND 5 MPH.  
 
 
 
OHZ017-190830-  
HANCOCK-  
INCLUDING THE CITY OF FINDLAY  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 60 80 50  
CHANCE OF THUNDER (%) 40 50 50 0  
TEMP (24H TREND) 68 (+1) 88 (-2) 58 66  
RH % (24H TREND) 78 (+1) 52 (+5) 86 57  
20FT WND-VAL/AM(MPH) SW 16 G27 N 11  
20FT WND-RDG/PM(MPH) SW 14 G24 SW 21 G29 SW 15 G27 N 10  
PRECIP AMOUNT 0.02 0.14 0.28 0.01  
PRECIP DURATION 3 2 10 1  
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING  
PRECIP END 5 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1540 1340  
MIXING HGT(FT-AGL/MSL) 5070 4410  
TRANSPORT WND (KTS) SW 27 N 13  
TRANSPORT WND (M/S) SW 14 N 7  
TRANSPORT WND (MPH) SW 31 N 15  
VENT RATE (KT-FT) 136890 57330  
VENT RATE (M/S-M) 21560 9380  
VENT RATE (MPH-FT) 157170 66150  
DISPERSION 5 4  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 15 GEN POOR 56 GEN GOOD 21 FAIR 31 FAIR  
ADI LATE 14 GEN POOR 94 GOOD 18 GEN POOR 34 FAIR  
MAX LVORI EARLY 4 4 4 6  
MAX LVORI LATE 4 2 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS 10 TO 15 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS  
AROUND 5 MPH.  
 
 
 
OHZ018-190830-  
SENECA-  
INCLUDING THE CITIES OF TIFFIN AND FOSTORIA  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 50 90 60  
CHANCE OF THUNDER (%) 40 50 50 0  
TEMP (24H TREND) 68 (+1) 87 (-2) 57 64  
RH % (24H TREND) 77 (-2) 49 (+6) 85 57  
20FT WND-VAL/AM(MPH) SW 15 G26 N 10  
20FT WND-RDG/PM(MPH) SW 13 G23 SW 20 G29 SW 14 G27 N 10  
PRECIP AMOUNT 0.02 0.14 0.27 0.02  
PRECIP DURATION 2 1 12 2  
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING  
PRECIP END 6 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1640 1280  
MIXING HGT(FT-AGL/MSL) 5380 4200  
TRANSPORT WND (KTS) SW 26 N 13  
TRANSPORT WND (M/S) SW 13 N 7  
TRANSPORT WND (MPH) SW 30 N 15  
VENT RATE (KT-FT) 139880 54600  
VENT RATE (M/S-M) 21320 8960  
VENT RATE (MPH-FT) 161400 63000  
DISPERSION 5 4  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 15 GEN POOR 58 GEN GOOD 19 GEN POOR 20 GEN POOR  
ADI LATE 14 GEN POOR 95 GOOD 17 GEN POOR 11 POOR  
MAX LVORI EARLY 3 4 4 6  
MAX LVORI LATE 4 2 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH.  
 
 
 
OHZ027-190830-  
WYANDOT-  
INCLUDING THE CITIES OF UPPER SANDUSKY AND CAREY  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 60 40 90 70  
CHANCE OF THUNDER (%) 40 40 50 0  
TEMP (24H TREND) 68 (+1) 88 (-1) 58 66  
RH % (24H TREND) 77 (-3) 50 (+6) 86 59  
20FT WND-VAL/AM(MPH) SW 15 G26 N 10  
20FT WND-RDG/PM(MPH) SW 12 G23 SW 20 G28 SW 14 G25 N 10  
PRECIP AMOUNT 0.04 0.08 0.29 0.02  
PRECIP DURATION 2 1 12 2  
PRECIP BEGIN 6 PM 8 AM CONTINUING CONTINUING  
PRECIP END 6 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1550 1220  
MIXING HGT(FT-AGL/MSL) 5070 4010  
TRANSPORT WND (KTS) SW 26 N 13  
TRANSPORT WND (M/S) SW 13 N 7  
TRANSPORT WND (MPH) SW 30 N 15  
VENT RATE (KT-FT) 131820 52130  
VENT RATE (M/S-M) 20150 8540  
VENT RATE (MPH-FT) 152100 60150  
DISPERSION 5 4  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 14 GEN POOR 58 GEN GOOD 18 GEN POOR 26 FAIR  
ADI LATE 13 GEN POOR 91 GOOD 15 GEN POOR VERY POOR  
MAX LVORI EARLY 3 4 4 6  
MAX LVORI LATE 4 2 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS  
AROUND 5 MPH.  
 
 
 
OHZ028-190830-  
CRAWFORD-  
INCLUDING THE CITIES OF BUCYRUS, GALION, AND CRESTLINE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 40 40 90 70  
CHANCE OF THUNDER (%) 30 40 50 0  
TEMP (24H TREND) 68 (+1) 87 (-1) 57 64  
RH % (24H TREND) 76 (-4) 48 (+6) 87 60  
20FT WND-VAL/AM(MPH) SW 15 G26 N 10  
20FT WND-RDG/PM(MPH) SW 12 G23 SW 19 G27 SW 14 G25 N 10  
PRECIP AMOUNT 0.02 0.06 0.25 0.03  
PRECIP DURATION 2 1 11 2  
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1510 1110  
MIXING HGT(FT-AGL/MSL) 4950 3650  
TRANSPORT WND (KTS) SW 25 N 13  
TRANSPORT WND (M/S) SW 13 N 7  
TRANSPORT WND (MPH) SW 29 N 15  
VENT RATE (KT-FT) 123750 47450  
VENT RATE (M/S-M) 19630 7770  
VENT RATE (MPH-FT) 143550 54750  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 79 GOOD 61 GOOD 16 GEN POOR VERY POOR  
ADI LATE 14 GEN POOR 85 GOOD 13 GEN POOR VERY POOR  
MAX LVORI EARLY 3 4 4 6  
MAX LVORI LATE 4 2 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ036-190830-  
MARION-  
INCLUDING THE CITY OF MARION  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 40 30 90 80  
CHANCE OF THUNDER (%) 30 30 50 0  
TEMP (24H TREND) 68 (+2) 87 (-1) 59 67  
RH % (24H TREND) 78 (-4) 50 (+6) 92 61  
20FT WND-VAL/AM(MPH) SW 14 G24 N 10  
20FT WND-RDG/PM(MPH) SW 11 G21 SW 18 G25 SW 13 G23 N 11  
PRECIP AMOUNT 0.04 0.02 0.32 0.03  
PRECIP DURATION 2 1 11 3  
PRECIP BEGIN 6 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1510 1150  
MIXING HGT(FT-AGL/MSL) 4960 3780  
TRANSPORT WND (KTS) SW 24 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 28 N 16  
VENT RATE (KT-FT) 119040 52920  
VENT RATE (M/S-M) 18120 8050  
VENT RATE (MPH-FT) 138880 60480  
DISPERSION 5 4  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 81 GOOD 61 GOOD 15 GEN POOR 5 VERY POOR  
ADI LATE 12 POOR 85 GOOD 12 POOR VERY POOR  
MAX LVORI EARLY 3 4 4 6  
MAX LVORI LATE 4 1 5 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 50. HIGHS IN  
THE LOWER 70S. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH  
WINDS AROUND 5 MPH.  
 
 
 
OHZ037-190830-  
MORROW-  
INCLUDING THE CITIES OF MOUNT GILEAD AND CARDINGTON  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 20 90 80  
CHANCE OF THUNDER (%) 20 20 50 0  
TEMP (24H TREND) 67 (+2) 86 (-1) 59 67  
RH % (24H TREND) 78 (-3) 52 (+6) 93 63  
20FT WND-VAL/AM(MPH) SW 13 G23 N 10  
20FT WND-RDG/PM(MPH) SW 10 G20 SW 16 G24 SW 12 G23 N 10  
PRECIP AMOUNT 0.00 0.01 0.27 0.04  
PRECIP DURATION 1 1 11 3  
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1580 1000  
MIXING HGT(FT-AGL/MSL) 5170 3290  
TRANSPORT WND (KTS) SW 24 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 28 N 16  
VENT RATE (KT-FT) 124080 46060  
VENT RATE (M/S-M) 18960 7000  
VENT RATE (MPH-FT) 144760 52640  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 54 GEN GOOD 61 GOOD 16 GEN POOR 12 POOR  
ADI LATE 13 GEN POOR 84 GOOD 13 GEN POOR VERY POOR  
MAX LVORI EARLY 3 4 4 7  
MAX LVORI LATE 4 1 5 5  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 50. HIGHS  
AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ009-190830-  
ERIE-  
INCLUDING THE CITIES OF SANDUSKY AND HURON  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 40 50 90 70  
CHANCE OF THUNDER (%) 20 50 50 0  
TEMP (24H TREND) 69 (0) 89 (+1) 55 64  
RH % (24H TREND) 80 (+5) 50 (+4) 86 60  
20FT WND-VAL/AM(MPH) SW 13 G25 N 10  
20FT WND-RDG/PM(MPH) SW 11 G21 SW 18 G25 SW 12 G23 NE 9  
PRECIP AMOUNT 0.02 0.13 0.27 0.01  
PRECIP DURATION 1 1 12 2  
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1690 1050  
MIXING HGT(FT-AGL/MSL) 5540 3460  
TRANSPORT WND (KTS) SW 24 N 12  
TRANSPORT WND (M/S) SW 12 N 6  
TRANSPORT WND (MPH) SW 28 N 14  
VENT RATE (KT-FT) 132960 41520  
VENT RATE (M/S-M) 20280 6300  
VENT RATE (MPH-FT) 155120 48440  
DISPERSION 5 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 43 GEN GOOD 49 GEN GOOD 19 GEN POOR 22 FAIR  
ADI LATE 14 GEN POOR 86 GOOD 19 GEN POOR 33 FAIR  
MAX LVORI EARLY 3 3 3 6  
MAX LVORI LATE 4 3 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE LOWER 50S.  
HIGHS AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS  
AROUND 5 MPH.  
 
 
 
OHZ019-190830-  
HURON-  
INCLUDING THE CITIES OF NORWALK AND WILLARD  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 40 90 70  
CHANCE OF THUNDER (%) 20 40 50 0  
TEMP (24H TREND) 69 (+2) 87 (-1) 55 62  
RH % (24H TREND) 73 (-4) 48 (+5) 88 61  
20FT WND-VAL/AM(MPH) SW 13 G26 N 9  
20FT WND-RDG/PM(MPH) SW 10 G23 SW 17 G27 SW 12 G25 N 9  
PRECIP AMOUNT 0.02 0.12 0.20 0.03  
PRECIP DURATION 1 1 12 2  
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1570 1060  
MIXING HGT(FT-AGL/MSL) 5160 3470  
TRANSPORT WND (KTS) SW 26 N 14  
TRANSPORT WND (M/S) SW 13 N 7  
TRANSPORT WND (MPH) SW 30 N 16  
VENT RATE (KT-FT) 134160 48580  
VENT RATE (M/S-M) 20410 7420  
VENT RATE (MPH-FT) 154800 55520  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 79 GOOD 58 GEN GOOD 21 FAIR 28 FAIR  
ADI LATE 14 GEN POOR 90 GOOD 14 GEN POOR 35 FAIR  
MAX LVORI EARLY 3 3 3 4  
MAX LVORI LATE 3 2 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH.  
 
 
 
OHZ029-190830-  
RICHLAND-  
INCLUDING THE CITY OF MANSFIELD  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 90 80  
CHANCE OF THUNDER (%) 20 30 50 0  
TEMP (24H TREND) 67 (+1) 86 (-2) 57 64  
RH % (24H TREND) 75 (-3) 47 (+4) 91 58  
20FT WND-VAL/AM(MPH) SW 12 G25 N 9  
20FT WND-RDG/PM(MPH) SW 9 G22 SW 16 G26 SW 12 G25 N 9  
PRECIP AMOUNT 0.00 0.05 0.21 0.03  
PRECIP DURATION 1 1 11 3  
PRECIP BEGIN 8 PM 8 AM CONTINUING CONTINUING  
PRECIP END 6 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1490 930  
MIXING HGT(FT-AGL/MSL) 4880 3030  
TRANSPORT WND (KTS) SW 24 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 28 N 16  
VENT RATE (KT-FT) 117120 42420  
VENT RATE (M/S-M) 17880 6510  
VENT RATE (MPH-FT) 136640 48480  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 75 GOOD 62 GOOD 19 GEN POOR 25 FAIR  
ADI LATE 13 GEN POOR 84 GOOD 15 GEN POOR 33 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ030-190830-  
ASHLAND-  
INCLUDING THE CITY OF ASHLAND  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 90 80  
CHANCE OF THUNDER (%) 0 20 40 0  
TEMP (24H TREND) 67 (+3) 87 (0) 55 65  
RH % (24H TREND) 75 (-6) 47 (+3) 91 59  
20FT WND-VAL/AM(MPH) SW 11 G24 N 9  
20FT WND-RDG/PM(MPH) SW 9 G22 SW 15 G26 SW 11 G25 N 9  
PRECIP AMOUNT 0.00 0.07 0.17 0.03  
PRECIP DURATION 1 1 11 2  
PRECIP BEGIN 9 PM 8 AM CONTINUING CONTINUING  
PRECIP END 6 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1530 920  
MIXING HGT(FT-AGL/MSL) 5010 3010  
TRANSPORT WND (KTS) SW 25 N 15  
TRANSPORT WND (M/S) SW 13 N 8  
TRANSPORT WND (MPH) SW 29 N 17  
VENT RATE (KT-FT) 125250 45150  
VENT RATE (M/S-M) 19890 7360  
VENT RATE (MPH-FT) 145290 51170  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 77 GOOD 60 GEN GOOD 24 FAIR 26 FAIR  
ADI LATE 12 POOR 87 GOOD 16 GEN POOR 34 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ047-190830-  
KNOX-  
INCLUDING THE CITY OF MOUNT VERNON  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 0 20 80 80  
CHANCE OF THUNDER (%) 0 20 40 20  
TEMP (24H TREND) 67 (+3) 87 (-1) 58 69  
RH % (24H TREND) 79 (-5) 48 (+4) 96 58  
20FT WND-VAL/AM(MPH) SW 10 G22 NW 7  
20FT WND-RDG/PM(MPH) SW 8 G19 SW 13 G23 SW 10 G21 N 9  
PRECIP AMOUNT 0.00 0.01 0.16 0.04  
PRECIP DURATION 1 10 6  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1610 990  
MIXING HGT(FT-AGL/MSL) 5280 3240  
TRANSPORT WND (KTS) SW 23 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 26 N 16  
VENT RATE (KT-FT) 121440 45360  
VENT RATE (M/S-M) 19320 6930  
VENT RATE (MPH-FT) 137280 51840  
DISPERSION 5 3  
SUNSHINE HOURS 7 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 76 GOOD 62 GOOD 30 FAIR 25 FAIR  
ADI LATE 11 POOR 82 GOOD 14 GEN POOR 30 FAIR  
MAX LVORI EARLY 3 4 4 5  
MAX LVORI LATE 4 1 5 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
MOSTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 50. HIGHS IN  
THE LOWER 70S. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ038-190830-  
HOLMES-  
INCLUDING THE CITIES OF MILLERSBURG AND KILLBUCK  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 0 30 80 80  
CHANCE OF THUNDER (%) 0 20 40 20  
TEMP (24H TREND) 67 (+3) 87 (-2) 59 67  
RH % (24H TREND) 76 (-7) 47 (+4) 93 58  
20FT WND-VAL/AM(MPH) SW 9 G22 NW 8 G17  
20FT WND-RDG/PM(MPH) SW 7 G18 SW 13 G23 SW 10 G20 N 9  
PRECIP AMOUNT 0.00 0.01 0.18 0.05  
PRECIP DURATION 1 10 6  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1560 920  
MIXING HGT(FT-AGL/MSL) 5120 3010  
TRANSPORT WND (KTS) SW 22 N 14  
TRANSPORT WND (M/S) SW 11 N 7  
TRANSPORT WND (MPH) SW 25 N 16  
VENT RATE (KT-FT) 112640 42140  
VENT RATE (M/S-M) 17160 6440  
VENT RATE (MPH-FT) 128000 48160  
DISPERSION 5 3  
SUNSHINE HOURS 7 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 77 GOOD 59 GEN GOOD 30 FAIR 26 FAIR  
ADI LATE 9 POOR 77 GOOD 14 GEN POOR 32 FAIR  
MAX LVORI EARLY 3 4 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 50. HIGHS  
AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ031-190830-  
WAYNE-  
INCLUDING THE CITIES OF WOOSTER, ORRVILLE, AND RITTMAN  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 30 90 80  
CHANCE OF THUNDER (%) 0 20 40 0  
TEMP (24H TREND) 67 (+4) 87 (-1) 55 65  
RH % (24H TREND) 76 (-6) 50 (+5) 93 61  
20FT WND-VAL/AM(MPH) SW 11 G23 N 9  
20FT WND-RDG/PM(MPH) SW 8 G21 SW 15 G24 SW 11 G23 N 10  
PRECIP AMOUNT 0.00 0.06 0.23 0.03  
PRECIP DURATION 1 11 3  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1420 890  
MIXING HGT(FT-AGL/MSL) 4670 2930  
TRANSPORT WND (KTS) SW 24 N 15  
TRANSPORT WND (M/S) SW 12 N 8  
TRANSPORT WND (MPH) SW 28 N 17  
VENT RATE (KT-FT) 112080 43950  
VENT RATE (M/S-M) 17040 7120  
VENT RATE (MPH-FT) 130760 49810  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 52 GEN GOOD 58 GEN GOOD 21 FAIR 15 GEN POOR  
ADI LATE 11 POOR 80 GOOD 15 GEN POOR 13 GEN POOR  
MAX LVORI EARLY 3 4 3 7  
MAX LVORI LATE 3 1 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.  
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ020-190830-  
MEDINA-  
INCLUDING THE CITIES OF BRUNSWICK, MEDINA, AND WADSWORTH  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 90 80  
CHANCE OF THUNDER (%) 20 30 40 0  
TEMP (24H TREND) 68 (+3) 87 (-1) 54 62  
RH % (24H TREND) 76 (-5) 49 (+3) 93 61  
20FT WND-VAL/AM(MPH) SW 12 G24 N 10 G18  
20FT WND-RDG/PM(MPH) SW 9 G22 SW 16 G26 SW 12 G24 N 10  
PRECIP AMOUNT 0.00 0.12 0.19 0.03  
PRECIP DURATION 1 1 11 2  
PRECIP BEGIN 9 PM 8 AM CONTINUING CONTINUING  
PRECIP END 6 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1420 910  
MIXING HGT(FT-AGL/MSL) 4670 2980  
TRANSPORT WND (KTS) SW 23 N 15  
TRANSPORT WND (M/S) SW 12 N 8  
TRANSPORT WND (MPH) SW 26 N 17  
VENT RATE (KT-FT) 107410 44700  
VENT RATE (M/S-M) 17040 7280  
VENT RATE (MPH-FT) 121420 50660  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 51 GEN GOOD 59 GEN GOOD 16 GEN POOR 15 GEN POOR  
ADI LATE 12 POOR 81 GOOD 16 GEN POOR 31 FAIR  
MAX LVORI EARLY 3 4 4 7  
MAX LVORI LATE 3 1 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.  
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ010-190830-  
LORAIN-  
INCLUDING THE CITIES OF LORAIN, ELYRIA, NORTH RIDGEVILLE,  
AND AVON LAKE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER MCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 40 90 70  
CHANCE OF THUNDER (%) 30 40 40 0  
TEMP (24H TREND) 69 (+2) 88 (-1) 53 62  
RH % (24H TREND) 75 (-2) 48 (+3) 92 59  
20FT WND-VAL/AM(MPH) SW 13 G24 N 10 G17  
20FT WND-RDG/PM(MPH) SW 10 G22 SW 17 G26 SW 12 G24 N 9  
PRECIP AMOUNT 0.01 0.12 0.21 0.02  
PRECIP DURATION 1 1 11 2  
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1600 970  
MIXING HGT(FT-AGL/MSL) 5260 3180  
TRANSPORT WND (KTS) SW 23 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 26 N 16  
VENT RATE (KT-FT) 120980 44520  
VENT RATE (M/S-M) 19200 6790  
VENT RATE (MPH-FT) 136760 50880  
DISPERSION 5 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 49 GEN GOOD 51 GEN GOOD 19 GEN POOR 29 FAIR  
ADI LATE 12 POOR 83 GOOD 17 GEN POOR 35 FAIR  
MAX LVORI EARLY 3 3 4 6  
MAX LVORI LATE 3 2 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY THROUGH MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH.  
 
 
 
OHZ011-190830-  
CUYAHOGA-  
INCLUDING THE CITY OF CLEVELAND  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 30 100 80  
CHANCE OF THUNDER (%) 30 30 40 0  
TEMP (24H TREND) 70 (+1) 89 (+1) 54 62  
RH % (24H TREND) 73 (-1) 46 (+3) 90 56  
20FT WND-VAL/AM(MPH) SW 11 G24 N 9 G18  
20FT WND-RDG/PM(MPH) SW 9 G22 SW 15 G26 SW 11 G23 N 9  
PRECIP AMOUNT 0.00 0.07 0.31 0.03  
PRECIP DURATION 1 1 11 2  
PRECIP BEGIN 7 PM CONTINUING CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1570 920  
MIXING HGT(FT-AGL/MSL) 5150 3000  
TRANSPORT WND (KTS) SW 22 N 13  
TRANSPORT WND (M/S) SW 11 N 7  
TRANSPORT WND (MPH) SW 25 N 15  
VENT RATE (KT-FT) 113300 39000  
VENT RATE (M/S-M) 17270 6440  
VENT RATE (MPH-FT) 128750 45000  
DISPERSION 5 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 62 GOOD 57 GEN GOOD 23 FAIR 31 FAIR  
ADI LATE 12 POOR 78 GOOD 18 GEN POOR 32 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 2 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY 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  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 10 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ012-190830-  
LAKE-  
INCLUDING THE CITIES OF MENTOR, WILLOUGHBY, EASTLAKE,  
PAINESVILLE, WILLOWICK, AND WICKLIFFE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 40 100 70  
CHANCE OF THUNDER (%) 30 20 40 0  
TEMP (24H TREND) 70 (+1) 88 (0) 52 63  
RH % (24H TREND) 76 (+5) 47 (+3) 87 53  
20FT WND-VAL/AM(MPH) SW 10 G21 N 8  
20FT WND-RDG/PM(MPH) SW 8 G18 SW 13 G21 SW 10 G19 N 9  
PRECIP AMOUNT 0.00 0.04 0.24 0.03  
PRECIP DURATION 1 1 11 1  
PRECIP BEGIN 8 PM 6 AM CONTINUING CONTINUING  
PRECIP END 1 AM CONTINUING CONTINUING 8 AM  
MIXING HGT(M-AGL/MSL) 1120 870  
MIXING HGT(FT-AGL/MSL) 3660 2870  
TRANSPORT WND (KTS) SW 19 N 14  
TRANSPORT WND (M/S) SW 10 N 7  
TRANSPORT WND (MPH) SW 22 N 16  
VENT RATE (KT-FT) 69540 40180  
VENT RATE (M/S-M) 11200 6090  
VENT RATE (MPH-FT) 80520 45920  
DISPERSION 4 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 42 GEN GOOD 43 GEN GOOD 30 FAIR 31 FAIR  
ADI LATE 11 POOR 50 GEN GOOD 16 GEN POOR 32 FAIR  
MAX LVORI EARLY 3 3 3 4  
MAX LVORI LATE 3 2 4 2  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
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 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ013-190830-  
GEAUGA-  
INCLUDING THE CITIES OF CHARDON, SOUTH RUSSELL, BAINBRIDGE,  
CHESTERLAND, MIDDLEFIELD, AND BURTON  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 90 80  
CHANCE OF THUNDER (%) 20 20 40 0  
TEMP (24H TREND) 68 (+2) 87 (0) 51 62  
RH % (24H TREND) 73 (-6) 49 (+6) 93 57  
20FT WND-VAL/AM(MPH) SW 9 G22 N 8  
20FT WND-RDG/PM(MPH) SW 7 G20 SW 13 G23 SW 9 G21 N 8  
PRECIP AMOUNT 0.00 0.03 0.30 0.03  
PRECIP DURATION 0 1 11 2  
PRECIP BEGIN 9 PM 6 AM CONTINUING CONTINUING  
PRECIP END 12 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1420 880  
MIXING HGT(FT-AGL/MSL) 4640 2900  
TRANSPORT WND (KTS) SW 23 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 26 N 16  
VENT RATE (KT-FT) 106720 40600  
VENT RATE (M/S-M) 17040 6160  
VENT RATE (MPH-FT) 120640 46400  
DISPERSION 5 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 54 GEN GOOD 57 GEN GOOD 32 FAIR 30 FAIR  
ADI LATE 8 POOR 77 GOOD 15 GEN POOR 34 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 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 UPPER 60S. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ021-190830-  
SUMMIT-  
INCLUDING THE CITY OF AKRON  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE SHOWERS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 90 80  
CHANCE OF THUNDER (%) 0 30 40 0  
TEMP (24H TREND) 68 (+3) 88 (-1) 55 65  
RH % (24H TREND) 75 (-7) 47 (+3) 91 58  
20FT WND-VAL/AM(MPH) SW 10 G23 N 8 G17  
20FT WND-RDG/PM(MPH) SW 8 G21 SW 14 G25 SW 10 G23 N 9  
PRECIP AMOUNT 0.00 0.12 0.29 0.03  
PRECIP DURATION 0 1 10 2  
PRECIP BEGIN 9 PM 8 AM CONTINUING CONTINUING  
PRECIP END 12 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1490 910  
MIXING HGT(FT-AGL/MSL) 4890 2980  
TRANSPORT WND (KTS) SW 24 N 14  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 28 N 16  
VENT RATE (KT-FT) 117360 41720  
VENT RATE (M/S-M) 17880 6370  
VENT RATE (MPH-FT) 136920 47680  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 69 GOOD 58 GEN GOOD 23 FAIR 28 FAIR  
ADI LATE 11 POOR 82 GOOD 15 GEN POOR 34 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.  
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ022-190830-  
PORTAGE-  
INCLUDING THE CITIES OF KENT, AURORA, STREETSBORO, AND RAVENNA  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 30 90 80  
CHANCE OF THUNDER (%) 0 30 40 0  
TEMP (24H TREND) 68 (+3) 87 (-1) 55 66  
RH % (24H TREND) 75 (-8) 48 (+4) 92 55  
20FT WND-VAL/AM(MPH) SW 9 G23 N 8  
20FT WND-RDG/PM(MPH) SW 7 G20 SW 14 G23 SW 10 G23 N 9  
PRECIP AMOUNT 0.00 0.12 0.25 0.04  
PRECIP DURATION 1 10 2  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1400 890  
MIXING HGT(FT-AGL/MSL) 4600 2930  
TRANSPORT WND (KTS) SW 23 N 13  
TRANSPORT WND (M/S) SW 12 N 7  
TRANSPORT WND (MPH) SW 26 N 15  
VENT RATE (KT-FT) 105800 38090  
VENT RATE (M/S-M) 16800 6230  
VENT RATE (MPH-FT) 119600 43950  
DISPERSION 5 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 52 GEN GOOD 52 GEN GOOD 33 FAIR 28 FAIR  
ADI LATE 8 POOR 77 GOOD 14 GEN POOR 34 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTH WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ032-190830-  
STARK-  
INCLUDING THE CITIES OF CANTON, MASSILLON, AND ALLIANCE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 30 90 80  
CHANCE OF THUNDER (%) 0 20 40 0  
TEMP (24H TREND) 67 (+3) 87 (-3) 59 67  
RH % (24H TREND) 74 (-9) 47 (+4) 90 56  
20FT WND-VAL/AM(MPH) SW 10 G22 NW 9  
20FT WND-RDG/PM(MPH) SW 7 G19 SW 15 G23 SW 11 G22 N 10  
PRECIP AMOUNT 0.00 0.05 0.20 0.06  
PRECIP DURATION 1 10 6  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1430 850  
MIXING HGT(FT-AGL/MSL) 4680 2800  
TRANSPORT WND (KTS) SW 22 N 13  
TRANSPORT WND (M/S) SW 11 N 7  
TRANSPORT WND (MPH) SW 25 N 15  
VENT RATE (KT-FT) 102960 36400  
VENT RATE (M/S-M) 15730 5950  
VENT RATE (MPH-FT) 117000 42000  
DISPERSION 4 3  
SUNSHINE HOURS 7 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 57 GEN GOOD 57 GEN GOOD 19 GEN POOR 20 GEN POOR  
ADI LATE 10 POOR 76 GOOD 13 GEN POOR 33 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 4  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID  
60S. NORTH WINDS AROUND 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS AROUND 50. HIGHS  
AROUND 70. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
UPPER 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 60.  
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ033-190830-  
MAHONING-  
INCLUDING THE CITIES OF YOUNGSTOWN, BOARDMAN, AND AUSTINTOWN  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 30 90 80  
CHANCE OF THUNDER (%) 0 20 30 0  
TEMP (24H TREND) 67 (+3) 88 (-2) 58 68  
RH % (24H TREND) 74 (-10) 44 (+2) 90 54  
20FT WND-VAL/AM(MPH) SW 9 G21 NW 8  
20FT WND-RDG/PM(MPH) SW 6 G17 SW 13 G22 SW 10 G20 N 9  
PRECIP AMOUNT 0.00 0.08 0.14 0.05  
PRECIP DURATION 1 8 6  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1370 830  
MIXING HGT(FT-AGL/MSL) 4490 2720  
TRANSPORT WND (KTS) SW 22 N 14  
TRANSPORT WND (M/S) SW 11 N 7  
TRANSPORT WND (MPH) SW 25 N 16  
VENT RATE (KT-FT) 98780 38080  
VENT RATE (M/S-M) 15070 5810  
VENT RATE (MPH-FT) 112250 43520  
DISPERSION 4 3  
SUNSHINE HOURS 7 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 105 VERY GOOD 44 GEN GOOD 43 GEN GOOD 27 FAIR  
ADI LATE 9 POOR 73 GOOD 13 GEN POOR 33 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 40S.  
HIGHS AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ023-190830-  
TRUMBULL-  
INCLUDING THE CITIES OF WARREN AND NILES  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 20 90 80  
CHANCE OF THUNDER (%) 0 20 40 0  
TEMP (24H TREND) 68 (+3) 88 (-1) 55 66  
RH % (24H TREND) 73 (-11) 45 (+3) 90 53  
20FT WND-VAL/AM(MPH) SW 8 G21 NW 7  
20FT WND-RDG/PM(MPH) SW 6 G18 SW 13 G23 SW 9 G21 N 9  
PRECIP AMOUNT 0.00 0.07 0.29 0.04  
PRECIP DURATION 1 10 2  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1360 860  
MIXING HGT(FT-AGL/MSL) 4450 2820  
TRANSPORT WND (KTS) SW 22 NW 14  
TRANSPORT WND (M/S) SW 11 NW 7  
TRANSPORT WND (MPH) SW 25 NW 16  
VENT RATE (KT-FT) 97900 39480  
VENT RATE (M/S-M) 14960 6020  
VENT RATE (MPH-FT) 111250 45120  
DISPERSION 4 3  
SUNSHINE HOURS 6 4  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 66 GOOD 47 GEN GOOD 41 GEN GOOD 29 FAIR  
ADI LATE 7 POOR 72 GOOD 12 POOR 35 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
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  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.  
 
 
 
OHZ014-190830-  
ASHTABULA INLAND-  
INCLUDING THE CITIES OF JEFFERSON, ORWELL, ANDOVER,  
AND ROAMING SHORES  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 30 100 80  
CHANCE OF THUNDER (%) 20 20 40 0  
TEMP (24H TREND) 68 (+2) 87 (-1) 52 61  
RH % (24H TREND) 76 (-6) 48 (+4) 93 56  
20FT WND-VAL/AM(MPH) SW 9 G20 NW 8  
20FT WND-RDG/PM(MPH) SW 7 G18 SW 13 G23 SW 9 G20 N 10  
PRECIP AMOUNT 0.00 0.03 0.28 0.04  
PRECIP DURATION 0 1 10 2  
PRECIP BEGIN 9 PM 7 AM CONTINUING CONTINUING  
PRECIP END 1 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1330 860  
MIXING HGT(FT-AGL/MSL) 4370 2830  
TRANSPORT WND (KTS) SW 21 N 15  
TRANSPORT WND (M/S) SW 11 N 8  
TRANSPORT WND (MPH) SW 24 N 17  
VENT RATE (KT-FT) 91770 42450  
VENT RATE (M/S-M) 14630 6880  
VENT RATE (MPH-FT) 104880 48110  
DISPERSION 4 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 66 GOOD 47 GEN GOOD 28 FAIR 33 FAIR  
ADI LATE 9 POOR 71 GOOD 14 GEN POOR 37 FAIR  
MAX LVORI EARLY 3 3 3 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 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 AROUND 70. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.  
 
 
 
OHZ089-190830-  
ASHTABULA LAKESHORE-  
INCLUDING THE CITIES OF ASHTABULA, CONNEAUT, AND GENEVA  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 40 100 80  
CHANCE OF THUNDER (%) 20 20 40 0  
TEMP (24H TREND) 69 (+1) 87 (0) 52 61  
RH % (24H TREND) 81 (+6) 50 (+1) 90 54  
20FT WND-VAL/AM(MPH) S 10 NW 8  
20FT WND-RDG/PM(MPH) SW 7 SW 12 SW 10 NW 10  
PRECIP AMOUNT 0.00 0.04 0.22 0.04  
PRECIP DURATION 1 1 11 2  
PRECIP BEGIN 9 PM 6 AM CONTINUING CONTINUING  
PRECIP END 1 AM CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 750 850  
MIXING HGT(FT-AGL/MSL) 2480 2790  
TRANSPORT WND (KTS) SW 18 NW 13  
TRANSPORT WND (M/S) SW 9 NW 7  
TRANSPORT WND (MPH) SW 21 NW 15  
VENT RATE (KT-FT) 44640 36270  
VENT RATE (M/S-M) 6750 5950  
VENT RATE (MPH-FT) 52080 41850  
DISPERSION 3 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 39 FAIR 33 FAIR 30 FAIR 31 FAIR  
ADI LATE 12 POOR 38 FAIR 16 GEN POOR 48 GEN GOOD  
MAX LVORI EARLY 3 4 3 5  
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  
 
   
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 AROUND 50.  
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
LOWER 60S. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.  
 
 
 
PAZ001-190830-  
NORTHERN ERIE-  
INCLUDING THE CITY OF ERIE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 40 100 80  
CHANCE OF THUNDER (%) 0 20 40 0  
TEMP (24H TREND) 68 (0) 86 (-2) 53 63  
RH % (24H TREND) 77 (+4) 51 (+3) 86 53  
20FT WND-VAL/AM(MPH) SW 10 G18 NW 7  
20FT WND-RDG/PM(MPH) SW 8 SW 11 SW 10 NW 8  
PRECIP AMOUNT 0.00 0.02 0.33 0.05  
PRECIP DURATION 1 11 2  
PRECIP BEGIN 7 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 540 800  
MIXING HGT(FT-AGL/MSL) 1770 2630  
TRANSPORT WND (KTS) SW 18 NW 12  
TRANSPORT WND (M/S) SW 9 NW 6  
TRANSPORT WND (MPH) SW 21 NW 14  
VENT RATE (KT-FT) 31860 31560  
VENT RATE (M/S-M) 4860 4800  
VENT RATE (MPH-FT) 37170 36820  
DISPERSION 3 3  
SUNSHINE HOURS 6 6  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 34 FAIR 28 FAIR 29 FAIR 27 FAIR  
ADI LATE 13 GEN POOR 31 FAIR 18 GEN POOR 44 GEN GOOD  
MAX LVORI EARLY 3 3 3 4  
MAX LVORI LATE 3 2 4 1  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
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 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
MID 50S. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS 10 TO 15 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
50S. HIGHS IN THE MID 70S. SOUTHEAST WINDS 5 TO 10 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND  
5 MPH.  
 
 
 
PAZ002-190830-  
SOUTHERN ERIE-  
INCLUDING THE CITIES OF EDINBORO, CORRY, AND UNION CITY  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 40 100 80  
CHANCE OF THUNDER (%) 0 30 40 0  
TEMP (24H TREND) 66 (+1) 86 (-3) 52 62  
RH % (24H TREND) 77 (-4) 51 (+6) 95 57  
20FT WND-VAL/AM(MPH) SW 9 G20 NW 6  
20FT WND-RDG/PM(MPH) SW 7 G17 SW 11 G21 SW 9 G19 NW 8  
PRECIP AMOUNT 0.00 0.04 0.33 0.06  
PRECIP DURATION 2 9 2  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1230 860  
MIXING HGT(FT-AGL/MSL) 4050 2830  
TRANSPORT WND (KTS) SW 21 NW 14  
TRANSPORT WND (M/S) SW 11 NW 7  
TRANSPORT WND (MPH) SW 24 NW 16  
VENT RATE (KT-FT) 85050 39620  
VENT RATE (M/S-M) 13530 6020  
VENT RATE (MPH-FT) 97200 45280  
DISPERSION 4 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 68 GOOD 42 GEN GOOD 39 FAIR 28 FAIR  
ADI LATE 10 POOR 61 GOOD 16 GEN POOR 36 FAIR  
MAX LVORI EARLY 3 3 4 5  
MAX LVORI LATE 3 1 4 3  
 
REMARKS: ADI IS ATMOSPHERIC DISPERSION INDEX BY LAVDAS.  
LVORI IS LOW VISIBILITY OCCURRENCE RISK INDEX.  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID  
40S. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
LOWER 50S. HIGHS AROUND 70. SOUTHEAST WINDS AROUND 10 MPH.    
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.  
HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND  
5 MPH.  
 
 
 
PAZ003-190830-  
CRAWFORD-  
INCLUDING THE CITIES OF MEADVILLE AND TITUSVILLE  
308 PM EDT MON MAY 18 2026  
 
TONIGHT TUE TUE NIGHT WED  
 
CLOUD COVER PCLDY PCLDY MCLDY MCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 0 30 100 80  
CHANCE OF THUNDER (%) 0 30 40 0  
TEMP (24H TREND) 66 (+2) 85 (-3) 53 63  
RH % (24H TREND) 77 (-7) 50 (+4) 94 58  
20FT WND-VAL/AM(MPH) SW 8 G20 NW 7  
20FT WND-RDG/PM(MPH) SW 6 G17 SW 12 G23 SW 8 G20 NW 8  
PRECIP AMOUNT 0.00 0.03 0.38 0.07  
PRECIP DURATION 2 9 2  
PRECIP BEGIN 8 AM CONTINUING CONTINUING  
PRECIP END CONTINUING CONTINUING 2 PM  
MIXING HGT(M-AGL/MSL) 1270 860  
MIXING HGT(FT-AGL/MSL) 4160 2810  
TRANSPORT WND (KTS) SW 21 NW 14  
TRANSPORT WND (M/S) SW 11 NW 7  
TRANSPORT WND (MPH) SW 24 NW 16  
VENT RATE (KT-FT) 87360 39340  
VENT RATE (M/S-M) 13970 6020  
VENT RATE (MPH-FT) 99840 44960  
DISPERSION 4 3  
SUNSHINE HOURS 6 5  
RH RECOVERY EXCELLENT EXCELLENT  
ADI EARLY 79 GOOD 41 GEN GOOD 47 GEN GOOD 27 FAIR  
ADI LATE 7 POOR 67 GOOD 13 GEN POOR 37 FAIR  
MAX LVORI EARLY 3 4 3 5  
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  
 
   
THURSDAY  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE  
MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID  
40S. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.    
SATURDAY  
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN THE  
LOWER 50S. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS AROUND 10 MPH.   
SUNDAY  
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 50S.  
HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 5 MPH.    
MEMORIAL DAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND 5 MPH.  
 
 
   
OUTLOOK 8 TO 14 DAYS  
 
TEMPERATURES ABOVE NORMAL. PRECIPITATION NEAR NORMAL.  
 
 
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