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

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

82°F

28°C

Humidity 65%
Wind Speed S 16 G 25 mph
Barometer 29.81 in (1007.6 mb)
Dewpoint 69°F (21°C)
Visibility NA
Heat Index85°F (29°C)
Last update 24 Jul 5:56 pm CDT
Extended Forecast for

Cayuga ND

Heat Advisory July 25, 01:00pm until July 26, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly clear, with a low around 70. Breezy, with a southwest wind 13 to 21 mph.

    Low: 70 °F

    Chance
    T-storms and
    Breezy then
    Mostly Clear

  • Saturday

    Saturday: Patchy smoke after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 101. West southwest wind 5 to 9 mph becoming east northeast in the morning.

    High: 97 °F

    Sunny then
    Patchy Smoke

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Increasing clouds, with a low around 73. Southeast wind 9 to 14 mph becoming west southwest in the evening. Chance of precipitation is 20%.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers between 7am and 1pm. Sunny and hot, with a high near 96. Heat index values as high as 101. South southeast wind 9 to 11 mph. Chance of precipitation is 20%.

    High: 96 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 70. South wind around 9 mph becoming west after midnight.

    Low: 70 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. North wind 7 to 13 mph.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 67. North wind 5 to 10 mph.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 93. Light and variable wind becoming north 5 to 9 mph in the morning.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. North wind 6 to 10 mph becoming east after midnight.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly clear, with a low around 70. Breezy, with a southwest wind 13 to 21 mph.
Saturday
Patchy smoke after 1pm. Sunny and hot, with a high near 97. Heat index values as high as 101. West southwest wind 5 to 9 mph becoming east northeast in the morning.
Saturday Night
A slight chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Increasing clouds, with a low around 73. Southeast wind 9 to 14 mph becoming west southwest in the evening. Chance of precipitation is 20%.
Sunday
A slight chance of showers between 7am and 1pm. Sunny and hot, with a high near 96. Heat index values as high as 101. South southeast wind 9 to 11 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 70. South wind around 9 mph becoming west after midnight.
Monday
Sunny and hot, with a high near 94. North wind 7 to 13 mph.
Monday Night
Partly cloudy, with a low around 67. North wind 5 to 10 mph.
Tuesday
Mostly sunny and hot, with a high near 93. Light and variable wind becoming north 5 to 9 mph in the morning.
Tuesday Night
Mostly clear, with a low around 67. North wind 6 to 10 mph becoming east after midnight.
Wednesday
Mostly sunny and hot, with a high near 92. Southeast wind 5 to 9 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68. Southeast wind 7 to 9 mph becoming south southwest after midnight.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91. South wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 65. North northeast wind 7 to 13 mph becoming northwest after midnight.
Friday
Sunny, with a high near 86. North wind 7 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cayuga ND
 46.08°N 97.39°W
Last Update:
5:36 pm CDT Jul 24, 2026
Forecast Valid:
6pm CDT Jul 24, 2026-6pm CDT Jul 31, 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