National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Sheboygan County Memorial Airport (KSBM)

Lat: 43.77°NLon: 87.85°WElev: 738ft.

Mostly Cloudy

63°F

17°C

Humidity 78%
Wind Speed E 8 mph
Barometer 30.30 in (1025.9 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 18 Sep 12:53 pm CDT
Extended Forecast for

3 Miles E Oostburg WI

  • This Afternoon

    This Afternoon: A 40 percent chance of showers, mainly before 4pm. Cloudy, with a high near 67. Northeast wind around 10 mph.

    High: 67 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 57. Northeast wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 57 °F

    Showers
    Likely then
    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 3pm, then showers likely and possibly a thunderstorm after 3pm. High near 67. Breezy, with a southeast wind 15 to 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers and
    Breezy then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 57. Northeast wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 67. Windy, with a northeast wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 67 °F

    Slight Chance
    Showers and
    Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 62. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 62 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Breezy.

    High: 61 °F

    Partly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of showers, mainly before 4pm. Cloudy, with a high near 67. Northeast wind around 10 mph.
Tonight
Showers likely, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 57. Northeast wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
Showers and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms between 10am and 3pm, then showers likely and possibly a thunderstorm after 3pm. High near 67. Breezy, with a southeast wind 15 to 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 57. Northeast wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 67. Windy, with a northeast wind 15 to 25 mph, with gusts as high as 35 mph.
Sunday Night
Mostly cloudy, with a low around 53. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 62. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 61. Breezy.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Oostburg WI
 43.62°N 87.75°W (Elev. 587 ft)
Last Update:
12:03 pm CDT Sep 18, 2026
Forecast Valid:
1pm CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation