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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Hazardous Weather Conditions

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

Breezy

52°F

11°C

Humidity 43%
Wind Speed SW 24 G 36 mph
Barometer 30.14 in (1021.6 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 17 Oct 9:56 am CDT
Extended Forecast for

5 Miles ENE Lake City SD

  • Today

    Today: Sunny, with a high near 59. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 40 mph.

    High: 59 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 47. Breezy, with a south southwest wind 20 to 24 mph, with gusts as high as 39 mph.

    Low: 47 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 63. South southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 25 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. North wind around 6 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. East wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. South southeast wind around 9 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 63. South southeast wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 63 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. South wind 10 to 13 mph, with gusts as high as 24 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 68. South wind around 9 mph.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 59. Breezy, with a southwest wind 21 to 26 mph, with gusts as high as 40 mph.
Tonight
Mostly clear, with a low around 47. Breezy, with a south southwest wind 20 to 24 mph, with gusts as high as 39 mph.
Sunday
Sunny, with a high near 63. South southwest wind 8 to 16 mph becoming north in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 40. North wind around 6 mph.
Monday
Sunny, with a high near 58. East wind 6 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 42. South southeast wind around 9 mph.
Tuesday
Sunny, with a high near 63. South southeast wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 48. South wind 10 to 13 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 68. South wind around 9 mph.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Friday
A chance of showers. Mostly cloudy, with a high near 71. Breezy. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Lake City SD
 45.76°N 97.32°W (Elev. 1949 ft)
Last Update:
9:21 am CDT Oct 17, 2026
Forecast Valid:
10am CDT Oct 17, 2026-6pm CDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation