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

68°F

20°C

Humidity 76%
Wind Speed S 9 mph
Barometer 30.04 in (1016.6 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 29 Aug 2:54 am CDT
Extended Forecast for

Cedar Falls IA

  • Overnight

    Overnight: A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. South wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 66 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 3pm. High near 82. Breezy, with a south wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Breezy.
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 71. South wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms between 8am and 11am. Mostly sunny, with a high near 88. South southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 9 to 11 mph, with gusts as high as 18 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 90. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. South wind 5 to 7 mph, with gusts as high as 18 mph.
Saturday
Showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 3pm. High near 82. Breezy, with a south wind 11 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. 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 71. South wind 11 to 14 mph, with gusts as high as 25 mph.
Sunday
A slight chance of showers and thunderstorms between 8am and 11am. Mostly sunny, with a high near 88. South southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. South wind 9 to 11 mph, with gusts as high as 18 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 90. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 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. Mostly sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A 30 percent chance of showers. Mostly clear, with a low around 70.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cedar Falls IA
 42.53°N 92.47°W
Last Update:
3:12 am CDT Aug 29, 2026
Forecast Valid:
3am CDT Aug 29, 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