Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

88°F

31°C

Humidity	43%
Wind Speed	NE 14 G 22 mph
Barometer	29.99 in
Dewpoint	63°F (17°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	11 Aug 1:15 pm MDT

More Information:

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

Extended Forecast for

4 Miles NW Whitewood SD

This Afternoon
High: 86 °F
Chance
T-storms
Tonight
Low: 62 °F
Slight Chance
T-storms then
Mostly Clear
Wednesday
High: 82 °F
Partly Sunny
then Showers
Likely
Wednesday Night
Low: 58 °F
Showers
Thursday
High: 71 °F
Showers
Likely and
Breezy
Thursday Night
Low: 58 °F
Showers and
Breezy
Friday
High: 78 °F
Chance
Showers then
Showers
Likely
Friday Night
Low: 57 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 74 °F
Showers
Likely

Detailed Forecast

This Afternoon

A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a steady temperature around 86. East wind around 11 mph, with gusts as high as 24 mph.

Tonight

A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 62. East wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

Wednesday

A chance of showers and thunderstorms between noon and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly cloudy, with a high near 82. Light and variable wind becoming east 8 to 13 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.

Wednesday Night

Showers and possibly a thunderstorm before 3am, then showers likely. Low around 58. Northeast wind 7 to 13 mph becoming southeast in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

Thursday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 71. Breezy, with an east wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

Thursday Night

Showers and possibly a thunderstorm. Low around 58. Breezy, with a southeast wind 13 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

Friday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

Saturday

A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 74.

Saturday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 55.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 78.

Sunday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.

Monday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.