681  
FNUS71 KCLE 051414  
FWSCLE  
 
SPOT FORECAST FOR IRWIN UNIT 4...ODNR  
NATIONAL WEATHER SERVICE CLEVELAND OH  
914 AM EST WED NOV 5 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 EST ON NOVEMBER 05.  
IF CONDITIONS BECOME UNREPRESENTATIVE OR YOU HAVE QUESTIONS...  
CONTACT THE NATIONAL WEATHER SERVICE IN CLEVELAND.  
 
CALL 216-416-2912 (UNLISTED), TO TALK TO A FORECASTER.  
   
DISCUSSION
 
 
HIGH PRESSURE WILL MOVE BACK INTO THE AREA ON THURSDAY WITH LIGHT  
NORTHWESTERLY WINDS. NO PRECIPITATION IS EXPECTED. EXPECT FAVORABLE  
DEW POINTS AND FUEL MOISTURE, WITH RELATIVE HUMIDITY FALLING RAPIDLY  
FROM THE LOW 60% TO LOW 40% RANGE.  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH  
EARLY IN THE AFTERNOON, THEN SHIFTING TO THE  
SOUTH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......4000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH SHIFTING TO THE SOUTHWEST  
8 TO 10 MPH LATE IN THE AFTERNOON.  
 
TIME (EST) 1AM 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P  
SKY (%).........22 24 13 14 14 17 20 23 28 32 37 43  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............32 31 33 39 43 47 49 51 52 53 52 51  
RH..............90 93 90 75 65 56 49 44 41 39 39 42  
20 FT WIND DIR..NW NW NW NW W W W W SW SW SW S  
20 FT WIND DIR..300 300 300 300 290 270 250 250 240 220 210 200  
20 FT WIND SPD..5 5 5 3 3 3 6 5 5 6 6 5  
20 FT WIND GUST.8 7 7 7 7 7 8 8 9 10 10 10  
MIX HGT (KFT)...0.4 0.4 0.4 1.0 1.6 2.4 3.2 4.0 3.8 3.6 3.4 2.4  
TRANSP WIND DIR.NW NW NW NW NW NW W W W SW SW SW  
TRANSP WIND SPD.7 7 7 6 5 6 8 10 10 9 8 8  
 

 
FORECASTER...KAHN  
REQUESTED BY...RYAN SCHROEDER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525175.0/CLE  
.DELDT 11/05/25  
.FORMATTERVERSION 2.0.0  
.EMAIL RYAN.SCHROEDER@DNR.OHIO.GOV  
 
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