Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

A Few Clouds

55°F

13°C

Humidity	38%
Wind Speed	Vrbl 5 G 16 mph
Barometer	29.79 in
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Wind Chill	54°F (12°C)
Last update	14 Apr 3:35 pm MDT

More Information:

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

Extended Forecast for

3 Miles S Whitewood SD

This Afternoon
High: 55 °F
Chance
Showers
Tonight
Low: 43 °F
Slight Chance
Showers then
Mostly Clear
Wednesday
High: 65 °F
Sunny
Wednesday Night
Low: 52 °F
Mostly Clear
then Mostly
Clear and
Breezy
Thursday
High: 62 °F
Mostly Sunny
and Breezy
then Showers
Likely
Thursday Night
Low: 26 °F
Blustery.
Rain/Snow
then Snow
Showers
Friday
High: 34 °F
Snow Showers
Likely and
Breezy
Friday Night
Low: 23 °F
Slight Chance
Snow Showers
and Blustery
then Partly
Cloudy
Saturday
High: 41 °F
Chance Snow
Showers and
Breezy

Detailed Forecast

This Afternoon

A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 55. West wind around 6 mph.

Tonight

A 20 percent chance of showers before 8pm. Mostly clear, with a low around 43. Southwest wind 6 to 9 mph.

Wednesday

Sunny, with a high near 65. Southwest wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.

Wednesday Night

Mostly clear, with a low around 52. Breezy, with a west wind 8 to 13 mph becoming southwest 15 to 20 mph after midnight. Winds could gust as high as 28 mph.

Thursday

Showers likely after noon. Mostly sunny, with a high near 62. Breezy, with a southwest wind 17 to 23 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%.

Thursday Night

Rain showers before 9pm, then rain and snow showers between 9pm and 11pm, then snow showers after 11pm. Low around 26. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

Friday

Snow showers likely. Mostly cloudy, with a high near 34. Breezy, with a northwest wind 22 to 26 mph, with gusts as high as 38 mph. Chance of precipitation is 70%.

Friday Night

A slight chance of snow showers before midnight. Mostly cloudy, with a low around 23. Blustery, with a northwest wind 15 to 22 mph, with gusts as high as 39 mph.

Saturday

A chance of snow showers, mainly after noon. Mostly sunny, with a high near 41. Breezy.

Saturday Night

Mostly clear, with a low around 28.

Sunday

Sunny, with a high near 59.

Sunday Night

Mostly clear, with a low around 38.

Monday

Sunny, with a high near 69.

Monday Night

Partly cloudy, with a low around 49.