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National Weather Service Forecast
Forecast issued at 4:00 pm EDT Aug 14, 2026 by the National Weather Service Wilmington, OH
Flood Watch
Hazardous Weather Outlook

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 301 PM EDT Fri Aug 14 2026 .WHAT HAS CHANGED... Issued Flood Watch for Saturday afternoon and Saturday night for our northern areas. Made changes to precipitation chances through Saturday and added severe wording into the HWO for sunday.
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: A chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 70. Light northeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

 Saturday

Saturday: A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 88. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the afternoon. 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

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74. South wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Slight Chance
T-storms
 Sunday

Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. West wind 6 to 10 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 Sunday
Night
Sunday Night: A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 70. Northwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Chance
Showers
 Monday

Monday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
Partly Sunny
then Slight
Chance
T-storms
 Monday
Night
Monday Night: Partly cloudy, with a low around 63.
Partly Cloudy

 Tuesday

Tuesday: Sunny, with a high near 83.
Sunny

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 64.
Mostly Clear
 
Lo 70 °F Hi 88 °F Lo 74 °F Hi 90 °F Lo 70 °F Hi 84 °F Lo 63 °F Hi 83 °F Lo 64 °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
 
Tonight through Thursday Night
 
  Tonight

Tonight: A chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 70. Light northeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms

   Lo 70 °F
 
A chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 70. Light northeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. 		 
 
  Saturday

Saturday: A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 88. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the afternoon. 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

 		  Hi 88 °F
 
A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 88. Heat index values as high as 100. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. 		  Saturday
Night
Saturday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74. South wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Slight Chance
T-storms
 		  Lo 74 °F
 
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 74. South wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. 		 
 
  Sunday

Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. West wind 6 to 10 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
T-storms
 		  Hi 90 °F
 
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 103. West wind 6 to 10 mph. Chance of precipitation is 20%. 		  Sunday
Night
Sunday Night: A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 70. Northwest wind 3 to 7 mph. Chance of precipitation is 50%. 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, mainly after 8pm. Mostly cloudy, with a low around 70. Northwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. 		 
 
  Monday

Monday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
Partly Sunny
then Slight
Chance
T-storms
 		  Hi 84 °F
 
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 20%. 		  Monday
Night
Monday Night: Partly cloudy, with a low around 63.
Partly Cloudy

 		  Lo 63 °F
 
Partly cloudy, with a low around 63. 		 
 
  Tuesday

Tuesday: Sunny, with a high near 83.
Sunny

 		  Hi 83 °F
 
Sunny, with a high near 83. 		  Tuesday
Night
Tuesday Night: Mostly clear, with a low around 64.
Mostly Clear

 		  Lo 64 °F
 
Mostly clear, with a low around 64. 		 
 
  Wednesday   Mostly sunny, with a high near 86.   Wednesday Night   A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.  
 
  Thursday   A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.   Thursday Night   A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.  
 
 
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