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

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

90°F

32°C

Humidity	24%
Wind Speed	Vrbl 7 mph
Barometer	30.16 in (1012.5 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	25 Jul 10:53 am MDT

More Information:

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

Extended Forecast for

3 Miles E Custer State Park SD

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

Click here for hazard details and duration

Red Flag Warning

Today
High: 104 °F
Severe
Thunderstorms
Tonight
Low: 77 °F
Severe
Thunderstorms
then Partly
Cloudy
Sunday
High: 103 °F
Sunny then
Slight Chance
T-storms
Sunday Night
Low: 75 °F
Chance
T-storms
Monday
High: 99 °F
Mostly Sunny
then Chance
T-storms
Monday Night
Low: 72 °F
Chance
T-storms then
Partly Cloudy
Tuesday
High: 95 °F
Mostly Sunny
then Slight
Chance
T-storms
Tuesday Night
Low: 70 °F
Slight Chance
T-storms then
Partly Cloudy
Wednesday
High: 96 °F
Sunny then
Chance
T-storms

Detailed Forecast

Today

Scattered showers and thunderstorms, mainly after 3pm. Some of the storms could be severe. Mostly sunny and hot, with a high near 104. Southwest wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

Tonight

Isolated showers and thunderstorms before midnight. Some of the storms could be severe. Partly cloudy, with a low around 77. Southwest wind 5 to 8 mph becoming north in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

Sunday

A 20 percent chance of showers and thunderstorms after noon. Sunny and hot, with a high near 103. West wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 22 mph.

Sunday Night

A 30 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 75. Northeast wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

Monday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 99. Light and variable wind becoming southeast 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

Monday Night

A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 72. East wind 5 to 8 mph becoming west after midnight. Winds could gust as high as 20 mph.

Tuesday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.

Tuesday Night

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 70.

Wednesday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 96.

Wednesday Night

Showers likely and possibly a thunderstorm before midnight. Partly cloudy, with a low around 69.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 93.

Thursday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68.