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National Weather Service Forecast
Forecast issued at 6:41 am EDT May 21, 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 648 AM EDT Thu May 21 2026 .WHAT HAS CHANGED... Increasing potential for locally heavy rainfall south and east of I-71 Friday into Friday night.
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: Partly sunny, with a high near 69. Northeast wind around 10 mph.
Partly Sunny

 Tonight

Tonight: Mostly cloudy, with a low around 53. Northeast wind 6 to 8 mph.
Mostly Cloudy

 Friday

Friday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 73. East wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Chance
Showers then
Showers
 Friday
Night
Friday Night: Showers and possibly a thunderstorm. Low around 62. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers

 Saturday

Saturday: Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. South wind 11 to 14 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Showers
Likely

 Saturday
Night
Saturday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers then
Mostly Cloudy
 Sunday

Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Partly Sunny
then Chance
T-storms
 Sunday
Night
Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Chance
T-storms then
Chance
Showers
 Memorial
Day
Memorial Day: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Showers
Likely
 
Hi 69 °F Lo 53 °F Hi 73 °F Lo 62 °F Hi 79 °F Lo 60 °F Hi 82 °F Lo 64 °F Hi 80 °F
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7 DAY HOURLY FORECAST TABLES & GRAPHS
 
This Afternoon through Wednesday
 
  This
Afternoon
This Afternoon: Partly sunny, with a high near 69. Northeast wind around 10 mph.
Partly Sunny

   Hi 69 °F
 
Partly sunny, with a high near 69. Northeast wind around 10 mph. 		 
 
  Tonight

Tonight: Mostly cloudy, with a low around 53. Northeast wind 6 to 8 mph.
Mostly Cloudy

 		  Lo 53 °F
 
Mostly cloudy, with a low around 53. Northeast wind 6 to 8 mph. 		  Friday

Friday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 73. East wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Chance
Showers then
Showers
 		  Hi 73 °F
 
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 73. East wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. 		 
 
  Friday
Night
Friday Night: Showers and possibly a thunderstorm. Low around 62. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers

 		  Lo 62 °F
 
Showers and possibly a thunderstorm. Low around 62. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible. 		  Saturday

Saturday: Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. South wind 11 to 14 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Showers
Likely

 		  Hi 79 °F
 
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. South wind 11 to 14 mph. Chance of precipitation is 70%. 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 before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers then
Mostly Cloudy
 		  Lo 60 °F
 
A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible. 		  Sunday

Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Partly Sunny
then Chance
T-storms
 		  Hi 82 °F
 
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%. 		 
 
  Sunday
Night
Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Chance
T-storms then
Chance
Showers
 		  Lo 64 °F
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 50%. 		  Memorial
Day
Memorial Day: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Showers
Likely

 		  Hi 80 °F
 
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%. 		 
 
  Monday Night   A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.   Tuesday   Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.  
 
  Tuesday Night   Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.   Wednesday   A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.  
 
 
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