Weather forecast for: Vermilion IL
Last Update: 11:56 pm CST Mar 3, 2026
Overnight: Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Patchy fog. Low around 42. Northeast wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. Patchy fog before noon. High near 56. Northeast wind 5 to 7 mph becoming light and variable in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night: Showers likely, then showers and possibly a thunderstorm after 9pm. Patchy fog. Low around 52. Light and variable wind becoming south southwest 5 to 7 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday: Showers, mainly before noon. High near 64. South wind 6 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night: A chance of rain before 9pm, then showers likely, mainly after midnight. Increasing clouds, with a low around 54. Light and variable wind becoming south southeast 5 to 7 mph after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and noon. Partly sunny, with a high near 75. Breezy, with a south wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night: A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 59. South southwest wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday: Showers before noon. High near 67. Chance of precipitation is 80%.
Saturday Night: Partly cloudy, with a low around 41.
Sunday: Sunny, with a high near 63.
Sunday Night: Partly cloudy, with a low around 45.
Monday: Sunny, with a high near 70.
Monday Night: A chance of showers. Mostly clear, with a low around 55.
Tuesday: A chance of showers. Mostly cloudy, with a high near 72. Breezy.
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