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

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Hazardous Weather Conditions

Current conditions at

Staples, Staples Municipal Airport (KSAZ)

Lat: 46.38°NLon: 94.81°WElev: 1286ft.

Fair

74°F

23°C

Humidity 49%
Wind Speed NW 7 mph
Barometer 29.95 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Aug 2:55 pm CDT
Extended Forecast for

Bertha MN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 76. Northwest wind 10 to 15 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after 4am. Partly cloudy, with a low around 57. North wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear
    then Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. South southwest wind 5 to 15 mph.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. West northwest wind 5 to 10 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. North northwest wind 5 to 15 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. North northwest wind 5 to 10 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. North northwest wind 5 to 10 mph.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 76. Northwest wind 10 to 15 mph.
Tonight
Mostly clear, with a low around 49. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers, mainly after 4am. Partly cloudy, with a low around 57. North wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. South southwest wind 5 to 15 mph.
Thursday Night
Mostly clear, with a low around 58. West northwest wind 5 to 10 mph.
Friday
Sunny, with a high near 81. North northwest wind 5 to 15 mph.
Friday Night
Mostly clear, with a low around 55. North northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 79. North northwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 53. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 79. South wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. South wind 5 to 10 mph.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 82. South wind 5 to 15 mph becoming west in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bertha MN
 46.26°N 95.06°W (Elev. 1401 ft)
Last Update:
2:46 pm CDT Aug 18, 2026
Forecast Valid:
3pm CDT Aug 18, 2026-6pm CDT Aug 24, 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