Areas of Severe Thunderstorms and Excessive Rainfall Thursday

Severe thunderstorms posing a risk for strong gusts and/or large hail are possible across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic Thursday afternoon and evening. Excessive rainfall may bring flash and urban flooding over the Mid-Mississippi and Ohio Valleys, and Mid-Atlantic on Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Partly Cloudy

69°F

21°C

Humidity 96%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 9 Jul 4:35 am CDT
Extended Forecast for

4 Miles SW Sullivan WI

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms.  Cloudy, with a low around 68. South wind around 5 mph.

    Low: 68 °F

    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 81. West wind around 5 mph.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, increasing clouds, with a high near 82. Northeast wind around 5 mph.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62. East wind around 5 mph becoming calm.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Cloudy, with a low around 68. South wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
Patchy fog before 8am. Otherwise, increasing clouds, with a high near 82. Northeast wind around 5 mph.
Friday Night
Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 62. East wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny and hot, with a high near 90.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Mostly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Sullivan WI
 42.96°N 88.63°W (Elev. 850 ft)
3:32 am CDT Jul 9, 2026
4am CDT Jul 9, 2026-6pm CDT Jul 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database