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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Sheboygan County Memorial Airport (KSBM)

Lat: 43.77°NLon: 87.85°WElev: 738ft.

Overcast

66°F

19°C

Humidity 96%
Wind Speed N 6 mph
Barometer 29.89 in (1011.7 mb)
Dewpoint 65°F (18°C)
Visibility 7.00 mi
Last update 2 Aug 3:53 am CDT
Extended Forecast for

Plymouth WI

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 77. Northeast wind 10 to 15 mph.

    High: 77 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Mostly clear, with a low around 56. North wind 5 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. West wind around 5 mph. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 58. North wind around 5 mph becoming calm.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 77. Northeast wind 10 to 15 mph.
Tonight
Mostly clear, with a low around 56. North wind 5 to 10 mph.
Monday
Sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 58. Southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
Tuesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 78. West wind around 5 mph. Chance of precipitation is 50%.
Wednesday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 58. North wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plymouth WI
 43.76°N 87.98°W (Elev. 863 ft)
Last Update:
3:13 am CDT Aug 2, 2026
Forecast Valid:
4am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation