Severe Thunderstorm and Flash Flooding Risks from Southern Plains to Midwest; Heat Wave Developing in the Southeast

Severe thunderstorms and flash flooding will again be possible from the Southern Plains into the Midwest on Friday. Periodic risks of severe thunderstorms, along with flash flooding, are forecast from the Central and Southern Plains to the Great Lakes and Northeast into the Memorial Day weekend. Temperatures across much of the East will run above normal where they will hold into Memorial Day. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

37°F

3°C

Humidity	100%
Wind Speed	E 9 mph
Barometer	29.94 in
Dewpoint	37°F (3°C)
Visibility	10.00 mi
Wind Chill	30°F (-1°C)
Last update	23 May 9:15 pm MDT

More Information:

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

Extended Forecast for

Belle Fourche SD

Tonight

Showers and
Patchy Fog
Low: 41 °F
Friday

Breezy.
Partly Sunny
then Slight
Chance
T-storms
High: 62 °F
Friday
Night

Partly Cloudy
Low: 39 °F
Saturday

Mostly Sunny
High: 67 °F
Saturday
Night

Partly Cloudy
Low: 45 °F
Sunday

Mostly Sunny
then Chance
T-storms
High: 72 °F
Sunday
Night

Chance
T-storms
Low: 46 °F
Memorial
Day

Showers
Likely
High: 54 °F
Monday
Night

Chance
Showers
Low: 39 °F

Detailed Forecast

Tonight

Periods of showers, mainly before 2am. Patchy fog. Low around 41. East wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 100%.

Friday

A slight chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of showers after 5pm. Partly sunny, with a high near 62. Breezy, with a south wind 8 to 13 mph becoming west 16 to 21 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 20%.

Friday Night

Partly cloudy, with a low around 39. West wind 11 to 16 mph decreasing to 5 to 10 mph in the evening. Winds could gust as high as 23 mph.

Saturday

Mostly sunny, with a high near 67. West wind 6 to 10 mph becoming east in the morning. Winds could gust as high as 15 mph.

Saturday Night

Partly cloudy, with a low around 45. Southeast wind 7 to 10 mph, with gusts as high as 15 mph.

Sunday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. Southeast wind 8 to 13 mph, with gusts as high as 20 mph.

Sunday Night

A chance of showers and thunderstorms before 5am, then a slight chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.

Memorial Day

Showers likely. Cloudy, with a high near 54.

Monday Night

A chance of showers. Cloudy, with a low around 39.

Tuesday

Partly sunny, with a high near 58.

Tuesday Night

Mostly cloudy, with a low around 40.

Wednesday

Mostly sunny, with a high near 63.

Wednesday Night

Partly cloudy, with a low around 42.