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

Algona (KAXA)

Lat: 43.08°NLon: 94.27°WElev: 1220ft.

Fair

82°F

28°C

Humidity 48%
Wind Speed S 10 mph
Barometer 30.07 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 28 Aug 3:35 pm CDT
Extended Forecast for

Ottosen IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. South wind around 9 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 65. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Partly Cloudy
    then Showers
    Likely

  • Saturday

    Saturday: Showers and thunderstorms likely before 11am, then a slight chance of showers between 11am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 87. Windy, with a south southeast wind 17 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Windy.
    Showers
    Likely then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. South wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 91. South southwest wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 89.

    High: 89 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. South wind around 9 mph.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Increasing clouds, with a low around 65. South wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely before 11am, then a slight chance of showers between 11am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 87. Windy, with a south southeast wind 17 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 72. South wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm. Partly sunny, with a high near 91. South southwest wind 9 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69.
Tuesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 89.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Ottosen IA
 42.89°N 94.38°W
Last Update:
2:21 pm CDT Aug 28, 2026
Forecast Valid:
3pm CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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