Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Overcast

N/A

Humidity NA
Wind Speed Calm
Barometer 30.20 in
Dewpoint N/A
Visibility 10.00 mi
Last update 15 Oct 12:55 am CDT
Extended Forecast for

Sullivan WI

  • Overnight

    Overnight: Cloudy, with a low around 50. East wind around 5 mph.

    Low: 50 °F

    Cloudy

  • Thursday

    Thursday: Showers, mainly after noon.  Patchy fog after noon. High near 58. East wind 5 to 10 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers, mainly before 3am.  Patchy fog before midnight. Low around 46. East wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Showers and
    Patchy Fog
    then Chance
    Showers

  • Friday

    Friday: A chance of showers before 4pm, then a slight chance of showers after 5pm.  Cloudy, then gradual clearing during the afternoon, with a high near 54. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 50%.

    High: 54 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Widespread frost, mainly after 4am.  Otherwise, mostly cloudy, then gradually becoming clear, with a low around 30. North wind 10 to 15 mph becoming light  after midnight. Winds could gust as high as 30 mph.

    Low: 30 °F

    Clear then
    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am.  Otherwise, sunny, with a high near 56. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 56 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36. Southwest wind 5 to 10 mph.

    Low: 36 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, with a low around 50. East wind around 5 mph.
Thursday
Showers, mainly after noon. Patchy fog after noon. High near 58. East wind 5 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers, mainly before 3am. Patchy fog before midnight. Low around 46. East wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A chance of showers before 4pm, then a slight chance of showers after 5pm. Cloudy, then gradual clearing during the afternoon, with a high near 54. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%.
Friday Night
Widespread frost, mainly after 4am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 30. North wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 30 mph.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 56. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Clear, with a low around 36. Southwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Sullivan WI
 43°N 88.6°W (Elev. 846 ft)
12:31 am CDT Oct 15, 2026
1am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
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Additional Resources

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