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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Milwaukee, General Mitchell International Airport (KMKE)

Lat: 42.96°NLon: 87.9°WElev: 722ft.

Mostly Cloudy

75°F

24°C

Humidity 79%
Wind Speed W 9 mph
Barometer 30.05 in (1017.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 15 Sep 3:52 pm CDT
Extended Forecast for

West Allis WI

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 76. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 60. West wind around 5 mph becoming north after midnight.

    Low: 60 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 71. Northeast wind 5 to 10 mph.

    High: 71 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 75. Calm wind becoming northeast around 5 mph in the morning.

    High: 75 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 61. Calm wind becoming northeast around 5 mph after midnight.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 72. East wind 5 to 10 mph.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 61. East wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 74. Chance of precipitation is 80%.

    High: 74 °F

    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 76. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, with a low around 60. West wind around 5 mph becoming north after midnight.
Wednesday
Mostly cloudy, with a high near 71. Northeast wind 5 to 10 mph.
Wednesday Night
A slight chance of showers between midnight and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 75. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 61. Calm wind becoming northeast around 5 mph after midnight.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 72. East wind 5 to 10 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 61. East wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Saturday
Showers and possibly a thunderstorm. High near 74. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Cloudy, with a low around 61. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers. Mostly cloudy, with a high near 68.
Sunday Night
A 40 percent chance of showers. Cloudy, with a low around 58.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 69.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 57.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Allis WI
 43°N 88.04°W (Elev. 797 ft)
Last Update:
3:21 pm CDT Sep 15, 2026
Forecast Valid:
4pm CDT Sep 15, 2026-6pm CDT Sep 22, 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