Excessive Heat for the Southwest; Showers and Thunderstorms for Portions of the Plains and East Coast

Showers and thunderstorms are expected across the eastern two-thirds of the country today along and ahead of a cold front. Some of these storms may result in isolated incidences of severe weather, including flash flooding. Meanwhile, more records may be tied or broken as excessive heat across the California's Central Valley and much of the Desert Southwest continues. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

75°F

24°C

Humidity	27%
Wind Speed	NW 10 mph
Barometer	30.01 in
Dewpoint	39°F (4°C)
Visibility	10.00 mi
Last update	6 Jun 6:15 pm MDT

More Information:

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

Extended Forecast for

Lead SD

Tonight
Low: 54 °F
Mostly Clear
then Slight
Chance
Showers
Friday
High: 76 °F
Slight Chance
T-storms then
Mostly Sunny
Friday Night
Low: 47 °F
Mostly Clear
then Chance
Showers
Saturday
High: 65 °F
Slight Chance
T-storms then
Mostly Sunny
Saturday Night
Low: 49 °F
Mostly Clear
then Slight
Chance
T-storms
Sunday
High: 65 °F
Chance
Showers then
Chance
T-storms
Sunday Night
Low: 51 °F
Slight Chance
T-storms
Monday
High: 70 °F
Chance
T-storms
Monday Night
Low: 52 °F
Chance
T-storms

Detailed Forecast

Tonight

A 20 percent chance of showers after 2am. Increasing clouds, with a low around 54. Northwest wind 5 to 7 mph becoming calm. Winds could gust as high as 16 mph.

Friday

A 20 percent chance of showers and thunderstorms before 9am. Mostly sunny, with a high near 76. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

Friday Night

A 30 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 47. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

Saturday

A slight chance of showers and thunderstorms before 9am, then a slight chance of showers between 9am and noon. Mostly sunny, with a high near 65. East wind 3 to 8 mph. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Saturday Night

A slight chance of showers and thunderstorms between midnight and 3am, then a slight chance of showers after 3am. Partly cloudy, with a low around 49. East wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Sunday

A chance of showers, with thunderstorms also possible after noon. Mostly sunny, with a high near 65. Light and variable wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 30%.

Sunday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 51. South wind 5 to 9 mph, with gusts as high as 21 mph.

Monday

A chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 70. South wind 5 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

Monday Night

A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 52.

Tuesday

A slight chance of showers and thunderstorms. Sunny, with a high near 71.

Tuesday Night

Mostly clear, with a low around 55.

Wednesday

A slight chance of showers and thunderstorms. Sunny, with a high near 78.

Wednesday Night

Mostly clear, with a low around 59.

Thursday

A slight chance of showers and thunderstorms. Sunny, with a high near 82.