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

Hazardous Weather Conditions

Current conditions at

Brookings, Brookings Municipal Airport (KBKX)

Lat: 44.3°NLon: 96.82°WElev: 1647ft.

Fair

-1°F

-18°C

Humidity 82%
Wind Speed Calm
Barometer 29.86 in (1016.0 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Last update 2 Dec 2:56 am CST
Extended Forecast for

Sinai SD

  • Overnight

    Overnight: Patchy fog before 4am. Otherwise, partly cloudy, with a low around 1. Southwest wind around 5 mph.

    Low: 1 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after 5pm. Increasing clouds, with a high near 27. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 27 °F

    Partly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow between 9pm and 5am. Mostly cloudy, with a low around 12. West southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 12 °F

    Chance Snow

  • Wednesday

    Wednesday: Partly sunny, with a temperature falling to around 4 by 5pm. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 13 °F⇓

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -11. Northwest wind 5 to 10 mph becoming south southwest after midnight.

    Low: -11 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 24 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 29.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 9.

    Low: 9 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog before 4am. Otherwise, partly cloudy, with a low around 1. Southwest wind around 5 mph.
Tuesday
A 30 percent chance of snow, mainly after 5pm. Increasing clouds, with a high near 27. South southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 30 percent chance of snow between 9pm and 5am. Mostly cloudy, with a low around 12. West southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Wednesday
Partly sunny, with a temperature falling to around 4 by 5pm. North wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around -11. Northwest wind 5 to 10 mph becoming south southwest after midnight.
Thursday
Mostly sunny, with a high near 24. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Mostly cloudy, with a high near 29.
Friday Night
Mostly cloudy, with a low around 9.
Saturday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 19.
Saturday Night
Mostly cloudy, with a low around 0.
Sunday
Mostly cloudy, with a high near 14.
Sunday Night
Mostly cloudy, with a low around 7.
Monday
Partly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sinai SD
 44.22°N 97.04°W (Elev. 1745 ft)
Last Update:
3:08 am CST Dec 2, 2025
Forecast Valid:
3am CST Dec 2, 2025-6pm CST Dec 8, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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