Mississippi Valley Summer Heat Wave; Severe Thunderstorms and Flooding Possible to the North

A dangerous summer heat wave will continue much of the Plains, Mid/Lower Mississippi Valley, Southeast U.S. today and Thursday. Areas of severe thunderstorms may occur today and again on Thursday from parts of the northern/central Rockies and High Plains into the Ohio Valley and Carolinas. Excessive rainfall over similar areas may bring flash flooding today and Thursday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

66°F

19°C

Humidity	75%
Wind Speed	Vrbl 3 mph
Barometer	30.20 in (1016.2 mb)
Dewpoint	58°F (14°C)
Visibility	10.00 mi
Last update	6 Jul 7:53 am MDT

More Information:

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

Extended Forecast for

3 Miles NNE Custer State Park SD

Today

Severe
Thunderstorms
High: 79 °F
Tonight

Severe
Thunderstorms
Low: 59 °F
Thursday

Partly Sunny
then Chance
T-storms
High: 78 °F
Thursday
Night

Chance
T-storms then
Partly Cloudy
Low: 60 °F
Friday

Sunny then
Chance
T-storms
High: 86 °F
Friday
Night

Mostly Clear
Low: 61 °F
Saturday

Sunny
High: 93 °F
Saturday
Night

Slight Chance
T-storms then
Mostly Clear
Low: 64 °F
Sunday

Sunny then
Slight Chance
T-storms
High: 87 °F

Detailed Forecast

Today

A 40 percent chance of showers and thunderstorms, mainly after 11am. Some of the storms could be severe. Partly sunny, with a high near 79. Northeast wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 11pm. Some of the storms could be severe. Mostly cloudy, with a low around 59. Northeast wind 6 to 10 mph becoming west after midnight.

Thursday

A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. West wind 5 to 10 mph becoming east in the morning. Winds could gust as high as 20 mph.

Thursday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. Southeast wind 5 to 8 mph becoming south after midnight. Winds could gust as high as 16 mph.

Friday

A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 86. South wind 6 to 11 mph, with gusts as high as 22 mph.

Friday Night

Mostly clear, with a low around 61. Southeast wind 6 to 8 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

Saturday

Sunny, with a high near 93.

Saturday Night

A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 64.

Sunday

A slight chance of showers and thunderstorms after noon. Sunny, with a high near 87.

Sunday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 60.