Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

71°F

22°C

Humidity 96%
Wind Speed S 3 mph
Barometer 30.00 in (1015.4 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 9 Sep 12:54 am CDT
Extended Forecast for

4 Miles SW Stout IA

  • Overnight

    Overnight: Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am.  Patchy fog after 2am. Steady temperature around 72. West southwest wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms before 7am.  Patchy fog before 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 81 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. North northwest wind 3 to 6 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 57. Calm wind becoming south southeast 5 to 7 mph after midnight.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81. Breezy.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 64. Breezy.  Chance of precipitation is 70%.

    Low: 64 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Patchy fog after 2am. Steady temperature around 72. West southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 10 percent chance of showers and thunderstorms before 7am. Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 57. North northwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 77. Calm wind.
Thursday Night
Clear, with a low around 57. Calm wind becoming south southeast 5 to 7 mph after midnight.
Friday
Sunny, with a high near 81. Breezy.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 64. Breezy. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 55.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 71.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Monday
Showers likely. Mostly cloudy, with a high near 76. Breezy. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 57. Breezy.
Tuesday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Stout IA
 42.49°N 92.76°W
9:57 pm CDT Sep 8, 2026
1am CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database