Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

70°F

21°C

Humidity 33%
Wind Speed N 14 G 21 mph
Barometer 30.02 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Oct 2:35 pm CDT
Extended Forecast for

Saint Francis SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. North wind around 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. North wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62. North wind around 7 mph becoming east in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. East wind 7 to 13 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Breezy, with a south wind 14 to 21 mph, with gusts as high as 30 mph.

    High: 71 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. South wind 14 to 18 mph becoming southwest after midnight. Winds could gust as high as 26 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Breezy.

    High: 75 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 66. North wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 38. North wind 8 to 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 62. North wind around 7 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 43. East wind 7 to 13 mph becoming south after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 71. Breezy, with a south wind 14 to 21 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 48. South wind 14 to 18 mph becoming southwest after midnight. Winds could gust as high as 26 mph.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 75. Breezy.
Thursday Night
Partly cloudy, with a low around 56. Windy.
Friday
A slight chance of rain. Partly sunny, with a high near 76. Windy.
Friday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 50. Windy.
Saturday
A slight chance of rain. Mostly sunny, with a high near 61. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Francis SD
 43.15°N 100.9°W (Elev. 2999 ft)
1:31 pm CDT Oct 18, 2026
2pm CDT Oct 18, 2026-6pm CDT Oct 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database