Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

41°F

5°C

Humidity	93%
Wind Speed	Calm
Barometer	29.74 in
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Last update	13 Apr 4:15 am MDT

More Information:

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

Extended Forecast for

9 Miles SW North Spearfish SD

Today
High: 60 °F
Mostly Sunny
then Severe
Thunderstorms
Tonight
Low: 36 °F
Slight Chance
Rain/Snow
then Mostly
Clear
Tuesday
High: 56 °F
Mostly Sunny
then Chance
Showers
Tuesday Night
Low: 37 °F
Slight Chance
Showers then
Mostly Clear
Wednesday
High: 61 °F
Sunny then
Slight Chance
Showers
Wednesday Night
Low: 45 °F
Mostly Clear
Thursday
High: 60 °F
Mostly Sunny
then Showers
Likely
Thursday Night
Low: 21 °F
Rain/Snow
then Snow
Showers
Friday
High: 32 °F
Snow Showers
Likely

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms, mainly between noon and 4pm. Some of the storms could be severe. Mostly sunny, with a high near 60. Southwest wind 6 to 13 mph, with gusts as high as 28 mph.

Tonight

A slight chance of rain showers, mixing with snow after 11pm, then gradually ending. Some thunder is also possible. Mostly clear, with a low around 36. West wind 5 to 10 mph becoming light southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

Tuesday

A 30 percent chance of showers after noon. Mostly sunny, with a high near 56. Light and variable wind becoming northwest around 6 mph. Winds could gust as high as 15 mph.

Tuesday Night

A 20 percent chance of showers before midnight. Mostly clear, with a low around 37. Light and variable wind becoming south around 6 mph after midnight. Winds could gust as high as 15 mph.

Wednesday

A 20 percent chance of showers after noon. Sunny, with a high near 61. Southwest wind around 6 mph, with gusts as high as 18 mph.

Wednesday Night

Mostly clear, with a low around 45. Southwest wind 6 to 11 mph, with gusts as high as 28 mph.

Thursday

Showers likely after noon. Mostly sunny, with a high near 60. Southwest wind 10 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%.

Thursday Night

Rain and snow showers, becoming all snow after 9pm. Mostly cloudy, with a low around 21. Northwest wind around 14 mph, with gusts as high as 28 mph.

Friday

Snow showers likely. Mostly cloudy, with a high near 32.

Friday Night

A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 19.

Saturday

A slight chance of snow showers. Mostly sunny, with a high near 42.

Saturday Night

Partly cloudy, with a low around 27.

Sunday

Sunny, with a high near 58.