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National Weather Service Forecast
Forecast issued at 6:05 am EDT Jun 30, 2026 by the National Weather Service Wilmington, OH
Hazardous Weather Outlook
Extreme Heat Warning

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 627 AM EDT Tue Jun 30 2026 .WHAT HAS CHANGED... Heat Advisory has been upgraded to an Extreme Heat Warning area wide.
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: Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 8 mph.
Sunny

Tonight

Tonight: Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm  in the evening.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 96. Heat index values as high as 107. Calm wind becoming southwest around 6 mph in the afternoon.
Sunny

Wednesday
Night
Wednesday Night: Clear, with a low around 73. Light southwest wind.
Clear

Thursday

Thursday: Sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the afternoon.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 75.
Mostly Clear

Friday

Friday: A chance of showers and thunderstorms.  Partly sunny, with a high near 92. Chance of precipitation is 30%.
Chance
T-storms
Friday
Night
Friday Night: Partly cloudy, with a low around 74.
Partly Cloudy

Independence
Day
Independence Day: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Mostly Sunny
then Chance
T-storms
 
Hi 94 °F Lo 73 °F Hi 96 °F Lo 73 °F Hi 95 °F Lo 75 °F Hi 92 °F Lo 74 °F Hi 91 °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 Monday
 
  Today

Today: Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 8 mph.
Sunny

  Hi 94 °F
 
Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 8 mph.
 
 
  Tonight

Tonight: Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm  in the evening.
Mostly Clear

  Lo 73 °F
 
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
  Wednesday

Wednesday: Sunny, with a high near 96. Heat index values as high as 107. Calm wind becoming southwest around 6 mph in the afternoon.
Sunny

  Hi 96 °F
 
Sunny, with a high near 96. Heat index values as high as 107. Calm wind becoming southwest around 6 mph in the afternoon.
 
 
  Wednesday
Night
Wednesday Night: Clear, with a low around 73. Light southwest wind.
Clear

  Lo 73 °F
 
Clear, with a low around 73. Light southwest wind.
  Thursday

Thursday: Sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the afternoon.
Sunny

  Hi 95 °F
 
Sunny, with a high near 95. Calm wind becoming southwest around 6 mph in the afternoon.
 
 
  Thursday
Night
Thursday Night: Mostly clear, with a low around 75.
Mostly Clear

  Lo 75 °F
 
Mostly clear, with a low around 75.
  Friday

Friday: A chance of showers and thunderstorms.  Partly sunny, with a high near 92. Chance of precipitation is 30%.
Chance
T-storms
  Hi 92 °F
 
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 30%.
 
 
  Friday
Night
Friday Night: Partly cloudy, with a low around 74.
Partly Cloudy

  Lo 74 °F
 
Partly cloudy, with a low around 74.
  Independence
Day
Independence Day: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Mostly Sunny
then Chance
T-storms
  Hi 91 °F
 
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
 
 
  Saturday Night   A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.   Sunday   A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 40%.  
 
  Sunday Night   A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.   Monday   A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.  
 
 
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