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 >

Current conditions at

Ankeny Regional Airport (KIKV)

Lat: 41.69°NLon: 93.57°WElev: 886ft.

Fair

68°F

20°C

Humidity 88%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 8:35 pm CDT
Extended Forecast for

Altoona IA

  • Tonight

    Tonight: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 68. South southeast wind 5 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 87. South southeast wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 87 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 76. South wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93.

    High: 93 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Calm wind.
Friday
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph.
Friday Night
A 30 percent chance of showers, mainly after 5am. Increasing clouds, with a low around 68. South southeast wind 5 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 87. South southeast wind 8 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Partly cloudy, with a low around 76. South wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 96.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Altoona IA
 41.65°N 93.48°W
Last Update:
5:26 pm CDT Aug 27, 2026
Forecast Valid:
8pm CDT Aug 27, 2026-6pm CDT Sep 3, 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