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National Weather Service Forecast
Forecast issued at 2:22 pm EDT Oct 21, 2026 by the National Weather Service Wilmington, OH

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 247 PM EDT Wed Oct 21 2026 .WHAT HAS CHANGED... Frost advisory has been issued for portions of central Ohio. Fog has been added to the forecast for tonight. Afternoon dewpoints have been decreased through Friday.
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4    D A Y    F O R E C A S T    A T    A    G L A N C E
 
Tonight

Tonight: Patchy fog after 3am. Otherwise, clear, with a low around 41. Calm wind.
Clear then
Patchy Fog
 Thursday

Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 69. Calm wind becoming north around 6 mph in the afternoon.
Patchy Fog
then Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 42. Light northeast wind.
Mostly Clear
 Friday

Friday: Sunny, with a high near 68. Calm wind becoming east around 5 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 43. Light east wind.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 70.
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 42.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 71.
Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 44.
Partly Cloudy
 
Lo 41 °F Hi 69 °F Lo 42 °F Hi 68 °F Lo 43 °F Hi 70 °F Lo 42 °F Hi 71 °F Lo 44 °F
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7 DAY HOURLY FORECAST TABLES & GRAPHS
 
Tonight through Tuesday Night
 
  Tonight

Tonight: Patchy fog after 3am. Otherwise, clear, with a low around 41. Calm wind.
Clear then
Patchy Fog
   Lo 41 °F
 
Patchy fog after 3am. Otherwise, clear, with a low around 41. Calm wind. 		 
 
  Thursday

Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 69. Calm wind becoming north around 6 mph in the afternoon.
Patchy Fog
then Sunny
 		  Hi 69 °F
 
Patchy fog before 9am. Otherwise, sunny, with a high near 69. Calm wind becoming north around 6 mph in the afternoon. 		  Thursday
Night
Thursday Night: Mostly clear, with a low around 42. Light northeast wind.
Mostly Clear
 		  Lo 42 °F
 
Mostly clear, with a low around 42. Light northeast wind. 		 
 
  Friday

Friday: Sunny, with a high near 68. Calm wind becoming east around 5 mph in the afternoon.
Sunny
 		  Hi 68 °F
 
Sunny, with a high near 68. Calm wind becoming east around 5 mph in the afternoon. 		  Friday
Night
Friday Night: Mostly clear, with a low around 43. Light east wind.
Mostly Clear
 		  Lo 43 °F
 
Mostly clear, with a low around 43. Light east wind. 		 
 
  Saturday

Saturday: Sunny, with a high near 70.
Sunny
 		  Hi 70 °F
 
Sunny, with a high near 70. 		  Saturday
Night
Saturday Night: Mostly clear, with a low around 42.
Mostly Clear
 		  Lo 42 °F
 
Mostly clear, with a low around 42. 		 
 
  Sunday

Sunday: Sunny, with a high near 71.
Sunny
 		  Hi 71 °F
 
Sunny, with a high near 71. 		  Sunday
Night
Sunday Night: Partly cloudy, with a low around 44.
Partly Cloudy
 		  Lo 44 °F
 
Partly cloudy, with a low around 44. 		 
 
  Monday   Mostly sunny, with a high near 72.   Monday Night   Mostly cloudy, with a low around 46.  
 
  Tuesday   Partly sunny, with a high near 69.   Tuesday Night   Mostly cloudy, with a low around 45.  
 
 
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