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National Weather Service Forecast
Forecast issued at 4:00 am EDT Jul 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 634 AM EDT Mon Jul 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
 
Today

Today: Patchy smoke before 3pm. Mostly sunny, with a high near 87. Light and variable wind.
Patchy Smoke

Tonight

Tonight: Partly cloudy, with a low around 70. Light and variable wind.
Partly Cloudy

Tuesday

Tuesday: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm.  High near 87. Southwest wind 8 to 14 mph becoming northwest in the morning.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers then
T-storms

Tuesday
Night
Tuesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am.  Cloudy during the early evening, then gradual clearing, with a low around 64. West wind 5 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
T-storms
Likely then
Slight Chance
Showers
Wednesday

Wednesday: Sunny, with a high near 77. North wind around 10 mph.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 57.
Mostly Clear

Thursday

Thursday: Sunny, with a high near 79.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 58.
Mostly Clear

Friday

Friday: Mostly sunny, with a high near 82.
Mostly Sunny

 
Hi 87 °F Lo 70 °F Hi 87 °F Lo 64 °F Hi 77 °F Lo 57 °F Hi 79 °F Lo 58 °F Hi 82 °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
48 hour temperature forecast
48 Hour Precipitation Potential and Sky Cover Forecast
48 hour temperature forecast
48 Hour Rain and Thunder Forecast
48 hour precipitation forecast
48 Hour Snow Freezing Rain and Sleet Forecast
48 hour forecast
48 Hour Wind Forecast
48 hour temperature forecast
 
7 DAY HOURLY FORECAST TABLES & GRAPHS
 
Today through Sunday
 
  Today

Today: Patchy smoke before 3pm. Mostly sunny, with a high near 87. Light and variable wind.
Patchy Smoke

  Hi 87 °F
 
Patchy smoke before 3pm. Mostly sunny, with a high near 87. Light and variable wind.
 
 
  Tonight

Tonight: Partly cloudy, with a low around 70. Light and variable wind.
Partly Cloudy

  Lo 70 °F
 
Partly cloudy, with a low around 70. Light and variable wind.
  Tuesday

Tuesday: Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm.  High near 87. Southwest wind 8 to 14 mph becoming northwest in the morning.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Showers then
T-storms

  Hi 87 °F
 
Showers and thunderstorms before 2pm, then showers and possibly a thunderstorm, mainly after 2pm. High near 87. Southwest wind 8 to 14 mph becoming northwest in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
 
 
  Tuesday
Night
Tuesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am.  Cloudy during the early evening, then gradual clearing, with a low around 64. West wind 5 to 9 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
T-storms
Likely then
Slight Chance
Showers
  Lo 64 °F
 
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy during the early evening, then gradual clearing, with a low around 64. West wind 5 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  Wednesday

Wednesday: Sunny, with a high near 77. North wind around 10 mph.
Sunny

  Hi 77 °F
 
Sunny, with a high near 77. North wind around 10 mph.
 
 
  Wednesday
Night
Wednesday Night: Mostly clear, with a low around 57.
Mostly Clear

  Lo 57 °F
 
Mostly clear, with a low around 57.
  Thursday

Thursday: Sunny, with a high near 79.
Sunny

  Hi 79 °F
 
Sunny, with a high near 79.
 
 
  Thursday
Night
Thursday Night: Mostly clear, with a low around 58.
Mostly Clear

  Lo 58 °F
 
Mostly clear, with a low around 58.
  Friday

Friday: Mostly sunny, with a high near 82.
Mostly Sunny

  Hi 82 °F
 
Mostly sunny, with a high near 82.
 
 
  Friday Night   Partly cloudy, with a low around 62.   Saturday   Sunny, with a high near 85.  
 
  Saturday Night   Mostly clear, with a low around 65.   Sunday   Sunny, with a high near 88.  
 
 
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