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National Weather Service Forecast
Forecast issued at 6:37 pm EDT May 19, 2026 by the National Weather Service Wilmington, OH
Hazardous Weather Outlook
Severe Thunderstorm Watch

Forecast Discussion for ILN NWS Office Area Forecast Discussion National Weather Service Wilmington OH 157 PM EDT Tue May 19 2026 .WHAT HAS CHANGED... Minor changes to timing/pcpn chances tonight. Trended pops upward for Wednesday.
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: Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Some of the storms could be severe. Low around 62. Southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Severe
T-Storms
then Chance
T-storms
 Wednesday

Wednesday: Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. High near 69. North wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers

 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 49. Northeast wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

 Thursday

Thursday: Partly sunny, with a high near 70. Northeast wind around 11 mph.
Partly Sunny

 Thursday
Night
Thursday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. Northeast wind around 8 mph. Chance of precipitation is 30%.
Mostly Cloudy
then Chance
Showers
 Friday

Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 74. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Showers

 Friday
Night
Friday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 63. Chance of precipitation is 90%.
Showers

 Saturday

Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Showers
Likely

 Saturday
Night
Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Chance
T-storms
 
Lo 62 °F Hi 69 °F Lo 49 °F Hi 70 °F Lo 54 °F Hi 74 °F Lo 63 °F Hi 79 °F Lo 62 °F
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7 DAY HOURLY FORECAST TABLES & GRAPHS
 
Tonight through Monday Night
 
  Tonight

Tonight: Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Some of the storms could be severe. Low around 62. Southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Severe
T-Storms
then Chance
T-storms
   Lo 62 °F
 
Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Some of the storms could be severe. Low around 62. Southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. 		 
 
  Wednesday

Wednesday: Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. High near 69. North wind 7 to 9 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 69 °F
 
Showers and thunderstorms, mainly before 2pm, then showers likely and possibly a thunderstorm after 3pm. High near 69. North wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. 		  Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 49. Northeast wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers

 		  Lo 49 °F
 
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 49. Northeast wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. 		 
 
  Thursday

Thursday: Partly sunny, with a high near 70. Northeast wind around 11 mph.
Partly Sunny

 		  Hi 70 °F
 
Partly sunny, with a high near 70. Northeast wind around 11 mph. 		  Thursday
Night
Thursday Night: A chance of showers after 2am. Mostly cloudy, with a low around 54. Northeast wind around 8 mph. Chance of precipitation is 30%.
Mostly Cloudy
then Chance
Showers
 		  Lo 54 °F
 
A chance of showers after 2am. Mostly cloudy, with a low around 54. Northeast wind around 8 mph. Chance of precipitation is 30%. 		 
 
  Friday

Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 74. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Showers

 		  Hi 74 °F
 
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 74. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. 		  Friday
Night
Friday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 63. Chance of precipitation is 90%.
Showers

 		  Lo 63 °F
 
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 63. Chance of precipitation is 90%. 		 
 
  Saturday

Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Showers
Likely

 		  Hi 79 °F
 
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%. 		  Saturday
Night
Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Chance
T-storms

 		  Lo 62 °F
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%. 		 
 
  Sunday   A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.   Sunday Night   A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.  
 
  Memorial Day   A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.   Monday Night   A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.  
 
 
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