Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

72°F

22°C

Humidity	83%
Wind Speed	Calm
Barometer	30.05 in
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	15 Jun 11:15 am MDT

More Information:

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

Extended Forecast for

3 Miles SW Lead SD

Today
High: 79 °F
Severe
Thunderstorms
Tonight
Low: 55 °F
Severe
Thunderstorms
then Slight
Chance
T-storms
Monday
High: 72 °F
Mostly Sunny
then Chance
T-storms
Monday Night
Low: 49 °F
Severe
Thunderstorms
then Showers
Tuesday
High: 62 °F
Showers
Likely then
T-storms
Tuesday Night
Low: 46 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 68 °F
Sunny then
Slight Chance
T-storms
Wednesday Night
Low: 51 °F
Clear
Juneteenth
High: 79 °F
Sunny

Detailed Forecast

Today

A 30 percent chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 79. East wind around 5 mph, with gusts as high as 15 mph.

Tonight

Showers and thunderstorms likely, mainly before midnight. Some of the storms could be severe. Mostly cloudy, with a low around 55. Southeast wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%.

Monday

A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.

Monday Night

Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 49. Northeast wind around 5 mph becoming southwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 90%.

Tuesday

Showers likely, then showers and possibly a thunderstorm after 9am. High near 62. Southwest wind around 5 mph becoming northeast in the afternoon. Chance of precipitation is 90%.

Tuesday Night

A 50 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 46. East wind around 5 mph becoming west after midnight. Winds could gust as high as 15 mph.

Wednesday

A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 68. West wind around 5 mph becoming northwest in the afternoon. Winds could gust as high as 15 mph.

Wednesday Night

Clear, with a low around 51. Northwest wind around 5 mph becoming south in the evening. Winds could gust as high as 15 mph.

Juneteenth

Sunny, with a high near 79.

Thursday Night

A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 59.

Friday

Sunny, with a high near 82.

Friday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 56.

Saturday

Sunny, with a high near 77.