Widespread Summer Heat; Enhanced Severe Weather

A large ridge of high pressure continues to deliver summer heat w/ humidity in several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, south-central Plains, Mid to Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, an enhanced risk of organized severe thunderstorms is possible from Iowa to Illinois and Indiana. 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.

Fair

69°F

21°C

Humidity	47%
Wind Speed	NE 10 mph
Barometer	30.22 in (1015.9 mb)
Dewpoint	48°F (9°C)
Visibility	10.00 mi
Last update	20 Aug 7:53 am MDT

More Information:

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

Extended Forecast for

Mount Rushmore SD

Today

Sunny then
Slight Chance
T-storms
High: 76 °F
Tonight

Chance
T-storms then
Partly Cloudy
Low: 56 °F
Wednesday

Partly Sunny
then Slight
Chance
T-storms
High: 71 °F
Wednesday
Night

Chance
T-storms
Low: 58 °F
Thursday

Mostly Sunny
High: 74 °F
Thursday
Night

Chance
T-storms
Low: 59 °F
Friday

Chance
T-storms
High: 73 °F
Friday
Night

Slight Chance
T-storms then
Partly Cloudy
Low: 58 °F
Saturday

Mostly Sunny
High: 78 °F

Detailed Forecast

Today

A 20 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 76. North wind 7 to 11 mph becoming east in the afternoon. Winds could gust as high as 16 mph.

Tonight

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56. East wind 5 to 10 mph becoming light southeast.

Wednesday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. Southeast wind 6 to 8 mph.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 58. South wind 5 to 9 mph.

Thursday

Mostly sunny, with a high near 74. South wind 10 to 14 mph, with gusts as high as 23 mph.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Southeast wind 8 to 14 mph becoming west after midnight. Winds could gust as high as 23 mph.

Friday

A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 73.

Friday Night

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.

Saturday

Mostly sunny, with a high near 78.

Saturday Night

A slight chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 58.

Sunday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 74.

Sunday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.