Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Hazardous Weather Conditions

Red Flag Warning in effect from July 25, 12:00 PM MDT until July 26, 12:00 AM MDT

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

77°F

25°C

Humidity	34%
Wind Speed	S 5 mph
Barometer	30.01 in
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	24 Jul 10:35 pm MDT

More Information:

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

Extended Forecast for

5 Miles SSW Lead SD

Red Flag Warning July 25, 12:00pm until July 26, 12:00am

Click here for hazard details and duration

Red Flag Warning

Tonight
Low: 66 °F
Mostly Clear
Saturday
High: 93 °F
Mostly Sunny
then Isolated
T-storms
Saturday Night
Low: 66 °F
Isolated
T-storms then
Partly Cloudy
Sunday
High: 90 °F
Sunny
Sunday Night
Low: 66 °F
Partly Cloudy
then Slight
Chance
T-storms
Monday
High: 89 °F
Mostly Sunny
then Chance
T-storms
Monday Night
Low: 60 °F
Chance
T-storms then
Partly Cloudy
Tuesday
High: 84 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 61 °F
Chance
T-storms then
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 66. Calm wind becoming southwest around 5 mph after midnight. Winds could gust as high as 17 mph.

Saturday

Isolated showers and thunderstorms after noon. Mostly sunny, with a high near 93. Southwest wind 3 to 5 mph. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

Saturday Night

Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 66. Light and variable wind. Winds could gust as high as 17 mph. Chance of precipitation is 20%.

Sunday

Sunny, with a high near 90. Light and variable wind becoming northwest around 6 mph in the morning. Winds could gust as high as 18 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 66. Light and variable wind. Winds could gust as high as 16 mph.

Monday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 89. Light and variable wind. Winds could gust as high as 16 mph.

Monday Night

A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.

Tuesday

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

Tuesday Night

A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61.

Wednesday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85.

Wednesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 59.

Thursday

A chance of showers and thunderstorms. Sunny, with a high near 84.