Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Overcast

50°F

10°C

Humidity	54%
Wind Speed	N 8 G 15 mph
Barometer	29.90 in
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Wind Chill	47°F (8°C)
Last update	30 Mar 8:15 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles S Whitewood SD

Tonight
Low: 29 °F
Blustery.
Slight Chance
Rain then
Chance
Rain/Snow
Tuesday
High: 38 °F
Chance Snow
Tuesday Night
Low: 30 °F
Snow Likely
and Breezy
Wednesday
High: 41 °F
Snow Likely
and Breezy
then
Rain/Snow
Likely
Wednesday Night
Low: 30 °F
Snow Likely
Thursday
High: 44 °F
Chance
Rain/Snow
then Rain
Likely and
Breezy
Thursday Night
Low: 29 °F
Wintry Mix
Friday
High: 33 °F
Snow and
Breezy
Friday Night
Low: 25 °F
Snow Likely

Detailed Forecast

Tonight

A chance of rain before 1am, then a chance of rain and snow between 1am and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 29. Blustery, with a north wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

Tuesday

A 40 percent chance of snow. Mostly cloudy, with a high near 38. Wind chill values as low as 20. Northwest wind 9 to 16 mph becoming east in the afternoon. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.

Tuesday Night

Snow likely, mainly after midnight. Mostly cloudy, with a low around 30. Wind chill values as low as 17. Breezy, with a southeast wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday

Snow likely before 1pm, then snow likely, possibly mixed with rain. Cloudy, with a high near 41. Wind chill values as low as 19. Breezy, with a southeast wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely, mainly before midnight. Mostly cloudy, with a low around 30. Southeast wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday

A chance of snow before 10am, then a chance of rain and snow between 10am and noon, then rain likely after noon. Partly sunny, with a high near 44. Breezy, with a southeast wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

Thursday Night

Rain and snow before midnight, then rain, snow, and freezing rain. Low around 29. Southeast wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%.

Friday

Snow. Mostly cloudy, with a high near 33. Breezy, with an east wind 14 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph.

Friday Night

Snow likely, mainly before midnight. Mostly cloudy, with a low around 25.

Saturday

A chance of snow, mainly before noon. Partly sunny, with a high near 42. Breezy.

Saturday Night

Mostly clear, with a low around 30.

Sunday

Sunny, with a high near 54.

Sunday Night

Partly cloudy, with a low around 33.

Monday

A slight chance of rain and snow. Mostly sunny, with a high near 52.