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National Weather Service Forecast
Forecast issued at 4:00 pm EDT Mar 20, 2026 by the National Weather Service Wilmington, OH
Hazardous Weather Outlook

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 246 PM EDT Fri Mar 20 2026 .WHAT HAS CHANGED... No significant changes.
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
 
Tonight

Tonight: Mostly cloudy, with a low around 46. West wind 5 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph.
Mostly Cloudy

 Saturday

Saturday: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 72. Light and variable wind.
Patchy Fog
then Sunny

 Saturday
Night
Saturday Night: Mostly clear, with a low around 54. Southwest wind 3 to 5 mph.
Mostly Clear

 Sunday

Sunday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 7 to 15 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 Sunday
Night
Sunday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 39. West wind 11 to 14 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers
Likely

 Monday

Monday: Mostly sunny, with a high near 52.
Mostly Sunny

 Monday
Night
Monday Night: Mostly clear, with a low around 33.
Mostly Clear

 Tuesday

Tuesday: Partly sunny, with a high near 56.
Partly Sunny

 Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 39.
Mostly Cloudy
 
Lo 46 °F Hi 72 °F Lo 54 °F Hi 82 °F Lo 39 °F Hi 52 °F Lo 33 °F Hi 56 °F Lo 39 °F
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7 DAY HOURLY FORECAST TABLES & GRAPHS
 
Tonight through Thursday Night
 
  Tonight

Tonight: Mostly cloudy, with a low around 46. West wind 5 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph.
Mostly Cloudy

   Lo 46 °F
 
Mostly cloudy, with a low around 46. West wind 5 to 11 mph becoming north after midnight. Winds could gust as high as 21 mph. 		 
 
  Saturday

Saturday: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 72. Light and variable wind.
Patchy Fog
then Sunny

 		  Hi 72 °F
 
Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 72. Light and variable wind. 		  Saturday
Night
Saturday Night: Mostly clear, with a low around 54. Southwest wind 3 to 5 mph.
Mostly Clear

 		  Lo 54 °F
 
Mostly clear, with a low around 54. Southwest wind 3 to 5 mph. 		 
 
  Sunday

Sunday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 7 to 15 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 		  Hi 82 °F
 
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 7 to 15 mph. Chance of precipitation is 20%. 		  Sunday
Night
Sunday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 39. West wind 11 to 14 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers
Likely

 		  Lo 39 °F
 
Showers and thunderstorms likely. Mostly cloudy, with a low around 39. West wind 11 to 14 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. 		 
 
  Monday

Monday: Mostly sunny, with a high near 52.
Mostly Sunny

 		  Hi 52 °F
 
Mostly sunny, with a high near 52. 		  Monday
Night
Monday Night: Mostly clear, with a low around 33.
Mostly Clear

 		  Lo 33 °F
 
Mostly clear, with a low around 33. 		 
 
  Tuesday

Tuesday: Partly sunny, with a high near 56.
Partly Sunny

 		  Hi 56 °F
 
Partly sunny, with a high near 56. 		  Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 39.
Mostly Cloudy

 		  Lo 39 °F
 
Mostly cloudy, with a low around 39. 		 
 
  Wednesday   Partly sunny, with a high near 56.   Wednesday Night   Partly cloudy, with a low around 43.  
 
  Thursday   Partly sunny, with a high near 72.   Thursday Night   Showers likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.  
 
 
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