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National Weather Service Forecast
Forecast issued at 4:00 am EDT Sep 12, 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 650 AM EDT Sat Sep 12 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
 
This
Afternoon
This Afternoon: Showers and possibly a thunderstorm.  High near 81. South wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

Tonight

Tonight: A chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Mostly Cloudy
Sunday

Sunday: Partly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
Partly Sunny

Sunday
Night
Sunday Night: A chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 59. North wind 6 to 8 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Slight Chance
T-storms
Monday

Monday: Mostly sunny, with a high near 76. Northeast wind around 8 mph.
Mostly Sunny

Monday
Night
Monday Night: Mostly clear, with a low around 59.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 88.
Sunny

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 67.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 90.
Sunny

 
Hi 81 °F Lo 65 °F Hi 85 °F Lo 59 °F Hi 76 °F Lo 59 °F Hi 88 °F Lo 67 °F Hi 90 °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
 
This Afternoon through Friday
 
  This
Afternoon
This Afternoon: Showers and possibly a thunderstorm.  High near 81. South wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

  Hi 81 °F
 
Showers and possibly a thunderstorm. High near 81. South wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
 
 
  Tonight

Tonight: A chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Mostly Cloudy
  Lo 65 °F
 
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  Sunday

Sunday: Partly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
Partly Sunny

  Hi 85 °F
 
Partly sunny, with a high near 85. Calm wind becoming west 5 to 7 mph in the afternoon.
 
 
  Sunday
Night
Sunday Night: A chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 59. North wind 6 to 8 mph.  Chance of precipitation is 30%. 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 59 °F
 
A chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 59. North wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
  Monday

Monday: Mostly sunny, with a high near 76. Northeast wind around 8 mph.
Mostly Sunny

  Hi 76 °F
 
Mostly sunny, with a high near 76. Northeast wind around 8 mph.
 
 
  Monday
Night
Monday Night: Mostly clear, with a low around 59.
Mostly Clear

  Lo 59 °F
 
Mostly clear, with a low around 59.
  Tuesday

Tuesday: Sunny, with a high near 88.
Sunny

  Hi 88 °F
 
Sunny, with a high near 88.
 
 
  Tuesday
Night
Tuesday Night: Mostly clear, with a low around 67.
Mostly Clear

  Lo 67 °F
 
Mostly clear, with a low around 67.
  Wednesday

Wednesday: Sunny, with a high near 90.
Sunny

  Hi 90 °F
 
Sunny, with a high near 90.
 
 
  Wednesday Night   A chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 30%.   Thursday   A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.  
 
  Thursday Night   A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.   Friday   A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.  
 
 
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