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National Weather Service Forecast
Forecast issued at 6:09 am EDT Sep 21, 2026 by the National Weather Service Wilmington, OH
Hazardous Weather Outlook
Flood Watch

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 649 AM EDT Mon Sep 21 2026 .WHAT HAS CHANGED... Flood watch extended through noon.
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: Showers before 11am, then a slight chance of showers after 3pm.  High near 73. Northeast wind 7 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers then
Slight Chance
Showers
Tonight

Tonight: Mostly cloudy, with a low around 57. Northeast wind 7 to 11 mph.
Mostly Cloudy

Tuesday

Tuesday: Mostly cloudy, with a high near 71. Northeast wind 8 to 10 mph.
Mostly Cloudy

Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 58. Northeast wind 6 to 11 mph.
Mostly Cloudy

Wednesday

Wednesday: A slight chance of showers before 2pm.  Mostly cloudy, with a high near 69. Northeast wind 7 to 9 mph.  Chance of precipitation is 20%.
Slight Chance
Showers
Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 56.
Mostly Cloudy

Thursday

Thursday: Mostly cloudy, with a high near 70.
Mostly Cloudy

Thursday
Night
Thursday Night: Partly cloudy, with a low around 52.
Partly Cloudy

Friday

Friday: Mostly sunny, with a high near 70.
Mostly Sunny

 
Hi 73 °F Lo 57 °F Hi 71 °F Lo 58 °F Hi 69 °F Lo 56 °F Hi 70 °F Lo 52 °F Hi 70 °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: Showers before 11am, then a slight chance of showers after 3pm.  High near 73. Northeast wind 7 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers then
Slight Chance
Showers
  Hi 73 °F
 
Showers before 11am, then a slight chance of showers after 3pm. High near 73. Northeast wind 7 to 9 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
 
 
  Tonight

Tonight: Mostly cloudy, with a low around 57. Northeast wind 7 to 11 mph.
Mostly Cloudy

  Lo 57 °F
 
Mostly cloudy, with a low around 57. Northeast wind 7 to 11 mph.
  Tuesday

Tuesday: Mostly cloudy, with a high near 71. Northeast wind 8 to 10 mph.
Mostly Cloudy

  Hi 71 °F
 
Mostly cloudy, with a high near 71. Northeast wind 8 to 10 mph.
 
 
  Tuesday
Night
Tuesday Night: Mostly cloudy, with a low around 58. Northeast wind 6 to 11 mph.
Mostly Cloudy

  Lo 58 °F
 
Mostly cloudy, with a low around 58. Northeast wind 6 to 11 mph.
  Wednesday

Wednesday: A slight chance of showers before 2pm.  Mostly cloudy, with a high near 69. Northeast wind 7 to 9 mph.  Chance of precipitation is 20%.
Slight Chance
Showers
  Hi 69 °F
 
A slight chance of showers before 2pm. Mostly cloudy, with a high near 69. Northeast wind 7 to 9 mph. Chance of precipitation is 20%.
 
 
  Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 56.
Mostly Cloudy

  Lo 56 °F
 
Mostly cloudy, with a low around 56.
  Thursday

Thursday: Mostly cloudy, with a high near 70.
Mostly Cloudy

  Hi 70 °F
 
Mostly cloudy, with a high near 70.
 
 
  Thursday
Night
Thursday Night: Partly cloudy, with a low around 52.
Partly Cloudy

  Lo 52 °F
 
Partly cloudy, with a low around 52.
  Friday

Friday: Mostly sunny, with a high near 70.
Mostly Sunny

  Hi 70 °F
 
Mostly sunny, with a high near 70.
 
 
  Friday Night   Mostly clear, with a low around 48.   Saturday   Sunny, with a high near 71.  
 
  Saturday Night   Mostly clear, with a low around 49.   Sunday   Mostly sunny, with a high near 74.  
 
 
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Day 1 4 inch Snow Probabilities - Day 1

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