Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

72°F

22°C

Humidity	61%
Wind Speed	S 5 mph
Barometer	30.01 in
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	12 Jul 7:55 pm MDT

More Information:

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

Extended Forecast for

Lead SD

Tonight
Low: 57 °F
Mostly Clear
Sunday
High: 82 °F
Sunny
Sunday Night
Low: 63 °F
Mostly Clear
Monday
High: 89 °F
Sunny then
Chance
T-storms
Monday Night
Low: 56 °F
Chance
T-storms then
Chance
Showers
Tuesday
High: 68 °F
Slight Chance
T-storms then
Chance
T-storms
Tuesday Night
Low: 51 °F
Chance
T-storms then
Showers
Likely
Wednesday
High: 64 °F
Showers
Likely
Wednesday Night
Low: 48 °F
Chance
T-storms then
Chance
Showers

Detailed Forecast

Tonight

Mostly clear, with a low around 57. Southwest wind around 5 mph.

Sunday

Sunny, with a high near 82. West wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.

Sunday Night

Mostly clear, with a low around 63. East wind around 5 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

Monday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

Monday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. East wind around 5 mph becoming west after midnight.

Tuesday

A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 68. Northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%.

Tuesday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 51. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Wednesday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 64. East wind around 5 mph, with gusts as high as 20 mph.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.

Thursday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 52.

Friday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77.

Friday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 55.