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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

74°F

23°C

Humidity 67%
Wind Speed S 6 mph
Barometer 30.06 in (1017.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 28 Aug 7:54 pm CDT
Extended Forecast for

Denver IA

  • Tonight

    Tonight: A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 65. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon. Partly sunny, with a high near 81. Windy, with a south southeast wind 11 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely and
    Breezy then
    Chance
    Showers and
    Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70. Breezy, with a south wind 13 to 17 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 87. South wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. South southeast wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 65. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Saturday
Showers and thunderstorms likely, mainly before noon. Partly sunny, with a high near 81. Windy, with a south southeast wind 11 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 70. Breezy, with a south wind 13 to 17 mph, with gusts as high as 25 mph.
Sunday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm. Mostly sunny, with a high near 87. South wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. South southeast wind 11 to 13 mph, with gusts as high as 18 mph.
Monday
Partly sunny, with a high near 89.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Denver IA
 42.68°N 92.34°W
Last Update:
5:47 pm CDT Aug 28, 2026
Forecast Valid:
8pm CDT Aug 28, 2026-6pm CDT Sep 4, 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