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National Weather Service Forecast
Forecast issued at 6:44 am EDT Sep 17, 2026 by the National Weather Service Wilmington, OH
Hazardous Weather Outlook
Special Weather Statement

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 653 AM EDT Thu Sep 17 2026 .WHAT HAS CHANGED... Flood watch slightly reduced in areal extent.
See Full Discussion Here
4    D A Y    F O R E C A S T    A T    A    G L A N C E
 
Today

Today: Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Mostly Sunny

 Tonight

Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Slight Chance
T-storms then
Showers
Likely
 Friday

Friday: A chance of showers, mainly before 9am. Partly sunny, with a high near 83. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Chance
Showers then
Partly Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 63. East wind 5 to 8 mph.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 88. Light and variable wind becoming south around 6 mph in the morning.
Mostly Sunny

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Chance
Showers
 Sunday

Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Partly Sunny
then Chance
T-storms
 Sunday
Night
Sunday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Chance
T-storms then
Mostly Cloudy
 Monday

Monday: Partly sunny, with a high near 81.
Partly Sunny
 
Hi 91 °F Lo 70 °F Hi 83 °F Lo 63 °F Hi 88 °F Lo 70 °F Hi 88 °F Lo 65 °F Hi 81 °F
48 Hour Temperature and Dew Point Forecast
DEW POINT: 60-64=Slightly Humid, 65-69=Humid, 70-74=Very Humid, 75-79=Oppressively Humid, 80 & Greater=Very Oppressively Humid
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48 Hour Precipitation Potential and Sky Cover Forecast
48 hour temperature forecast
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48 Hour Snow Freezing Rain and Sleet Forecast
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7 DAY HOURLY FORECAST TABLES & GRAPHS
 
Today through Wednesday
 
  Today

Today: Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Mostly Sunny

   Hi 91 °F
 
Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 8 mph in the afternoon. 		 
 
  Tonight

Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Slight Chance
T-storms then
Showers
Likely
 		  Lo 70 °F
 
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Partly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. 		  Friday

Friday: A chance of showers, mainly before 9am. Partly sunny, with a high near 83. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Chance
Showers then
Partly Sunny
 		  Hi 83 °F
 
A chance of showers, mainly before 9am. Partly sunny, with a high near 83. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible. 		 
 
  Friday
Night
Friday Night: Partly cloudy, with a low around 63. East wind 5 to 8 mph.
Partly Cloudy

 		  Lo 63 °F
 
Partly cloudy, with a low around 63. East wind 5 to 8 mph. 		  Saturday

Saturday: Mostly sunny, with a high near 88. Light and variable wind becoming south around 6 mph in the morning.
Mostly Sunny

 		  Hi 88 °F
 
Mostly sunny, with a high near 88. Light and variable wind becoming south around 6 mph in the morning. 		 
 
  Saturday
Night
Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Chance
Showers
 		  Lo 70 °F
 
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. 		  Sunday

Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Partly Sunny
then Chance
T-storms
 		  Hi 88 °F
 
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%. 		 
 
  Sunday
Night
Sunday Night: A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Chance
T-storms then
Mostly Cloudy
 		  Lo 65 °F
 
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 30%. 		  Monday

Monday: Partly sunny, with a high near 81.
Partly Sunny

 		  Hi 81 °F
 
Partly sunny, with a high near 81. 		 
 
  Monday Night   A chance of showers after 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.   Tuesday   A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.  
 
  Tuesday Night   A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.   Wednesday   Partly sunny, with a high near 79.  
 
 
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