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 >

Current conditions at

ONIDAMUNC (K98D)

Lat: 44.7°NLon: 100.1°WElev: 1874ft.

Fair

68°F

20°C

Humidity 30%
Wind Speed SW 13 G 20 mph
Barometer 30.05 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 17 Oct 1:55 pm CDT
Extended Forecast for

17 Miles W Agar SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. South wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. South southeast wind 5 to 10 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 68. Light north wind becoming north northeast 12 to 17 mph in the morning. Winds could gust as high as 28 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Northeast wind 9 to 11 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61. East wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Southeast wind around 11 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67. East northeast wind 8 to 10 mph becoming north in the morning.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 69. South wind 11 to 13 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 42. South southeast wind 5 to 10 mph.
Sunday
Sunny, with a high near 68. Light north wind becoming north northeast 12 to 17 mph in the morning. Winds could gust as high as 28 mph.
Sunday Night
Mostly clear, with a low around 42. Northeast wind 9 to 11 mph.
Monday
Sunny, with a high near 61. East wind 10 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 44. Southeast wind around 11 mph.
Tuesday
Sunny, with a high near 68. South southeast wind 11 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 48. Southeast wind 8 to 14 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 67. East northeast wind 8 to 10 mph becoming north in the morning.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 72.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 56. Breezy. Chance of precipitation is 20%.
Friday
A chance of showers. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles W Agar SD
 44.8°N 100.4°W (Elev. 1798 ft)
Last Update:
1:31 pm CDT Oct 17, 2026
Forecast Valid:
2pm CDT Oct 17, 2026-6pm CDT Oct 23, 2026
 
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