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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

Lat: 44.38°NLon: 100.29°WElev: 1742ft.

Overcast

28°F

-2°C

Humidity 88%
Wind Speed NE 6 mph
Barometer 29.87 in (1013.8 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 1 Jan 3:53 pm CST
Extended Forecast for

3 Miles NNW Fort Pierre SD

Dense Fog Advisory January 1, 06:00pm until January 2, 09:00am
Click here for hazard details and duration
Dense Fog Advisory

  • New Year's Day

    New Year's Day: Mostly cloudy, with a steady temperature around 31. North wind 5 to 7 mph.

    High: 31 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. Light and variable wind becoming east 5 to 8 mph after midnight.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 28. East wind 5 to 10 mph.

    High: 28 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. Light and variable wind becoming south southeast around 5 mph after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 36. Southwest wind 5 to 8 mph becoming east northeast in the afternoon.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22. East southeast wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43. Southeast wind 7 to 13 mph becoming northwest in the afternoon.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. Northwest wind around 6 mph becoming south southeast after midnight.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50. South southeast wind 5 to 8 mph becoming northwest in the afternoon.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

New Year's Day
Mostly cloudy, with a steady temperature around 31. North wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 16. Light and variable wind becoming east 5 to 8 mph after midnight.
Friday
Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 28. East wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 18. Light and variable wind becoming south southeast around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 36. Southwest wind 5 to 8 mph becoming east northeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 22. East southeast wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 43. Southeast wind 7 to 13 mph becoming northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 26. Northwest wind around 6 mph becoming south southeast after midnight.
Monday
Mostly sunny, with a high near 50. South southeast wind 5 to 8 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Fort Pierre SD
 44.39°N 100.41°W (Elev. 1549 ft)
Last Update:
3:36 pm CST Jan 1, 2026
Forecast Valid:
4pm CST Jan 1, 2026-6pm CST Jan 7, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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