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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Hazardous Weather Conditions

Current conditions at

West Bend Municipal Airport (KETB)

Lat: 43.42°NLon: 88.13°WElev: 879ft.

Fair

75°F

24°C

Humidity 78%
Wind Speed NA
Barometer 29.98 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 4 Jul 6:55 pm CDT
Extended Forecast for

Port Washington WI

  • Tonight

    Tonight: A 20 percent chance of showers before 9pm. Patchy fog between 8pm and 4am. Otherwise, mostly cloudy, with a low around 62. North wind 5 to 10 mph.

    Low: 62 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Sunday

    Sunday: Partly sunny, with a high near 76. Northeast wind around 10 mph.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. Northeast wind 5 to 10 mph becoming light after midnight.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. Northeast wind around 5 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming southeast around 5 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Calm wind becoming southwest around 5 mph.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. South wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers before 9pm. Patchy fog between 8pm and 4am. Otherwise, mostly cloudy, with a low around 62. North wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 76. Northeast wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 60. Northeast wind 5 to 10 mph becoming light after midnight.
Monday
Sunny, with a high near 79. Northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78. Calm wind becoming southeast around 5 mph.
Tuesday Night
Partly cloudy, with a low around 63. Calm wind becoming southwest around 5 mph.
Wednesday
Mostly sunny, with a high near 83. South wind 5 to 10 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Washington WI
 43.41°N 87.86°W (Elev. 659 ft)
Last Update:
6:16 pm CDT Jul 4, 2026
Forecast Valid:
7pm CDT Jul 4, 2026-6pm CDT Jul 11, 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