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 >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

68°F

20°C

Humidity	30%
Wind Speed	NE 8 mph
Barometer	29.67 in
Dewpoint	36°F (2°C)
Visibility	10.00 mi
Last update	12 Apr 5:35 pm MDT

More Information:

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

Extended Forecast for

10 Miles SSE Colony WY

Tonight
Low: 41 °F
Chance
Showers then
Partly Cloudy
Monday
High: 69 °F
Mostly Sunny
then Slight
Chance
Showers and
Breezy
Monday Night
Low: 37 °F
Partly Cloudy
and Breezy
then Mostly
Clear
Tuesday
High: 64 °F
Mostly Sunny
Tuesday Night
Low: 37 °F
Mostly Clear
Wednesday
High: 71 °F
Mostly Sunny
Wednesday Night
Low: 44 °F
Partly Cloudy
Thursday
High: 63 °F
Mostly Sunny
then Chance
Showers and
Breezy
Thursday Night
Low: 25 °F
Rain/Snow
Likely and
Blustery then
Snow Showers
Likely

Detailed Forecast

Tonight

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41. North wind 6 to 8 mph becoming south after midnight.

Monday

A 20 percent chance of showers after noon. Mostly sunny, with a high near 69. Breezy, with a south wind 6 to 11 mph becoming west 17 to 22 mph in the morning. Winds could gust as high as 31 mph.

Monday Night

Mostly clear, with a low around 37. Breezy, with a southwest wind 15 to 20 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 26 mph.

Tuesday

Mostly sunny, with a high near 64. West wind 6 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

Tuesday Night

Mostly clear, with a low around 37. North wind 5 to 8 mph becoming south in the evening.

Wednesday

Mostly sunny, with a high near 71. West wind 6 to 10 mph, with gusts as high as 16 mph.

Wednesday Night

Partly cloudy, with a low around 44. Southwest wind 8 to 14 mph, with gusts as high as 20 mph.

Thursday

A chance of showers after noon. Mostly sunny, with a high near 63. Breezy, with a southwest wind 14 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph.

Thursday Night

Rain showers likely before 9pm, then rain and snow showers likely between 9pm and midnight, then snow showers likely after midnight. Mostly cloudy, with a low around 25. Blustery.

Friday

A chance of snow showers. Mostly cloudy, with a high near 40. Breezy.

Friday Night

A chance of snow showers. Mostly cloudy, with a low around 22.

Saturday

A chance of rain and snow showers. Mostly sunny, with a high near 50.

Saturday Night

Partly cloudy, with a low around 27.

Sunday

Sunny, with a high near 61.