Heavy Rainfall and Flooding in the Mid-Atlantic; Heat and Wildfire Concerns in the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region through tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the West with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

70°F

21°C

Humidity	39%
Wind Speed	Calm
Barometer	30.06 in (1009.2 mb)
Dewpoint	44°F (7°C)
Visibility	10.00 mi
Last update	14 Jul 11:53 pm MDT

More Information:

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

Extended Forecast for

4 Miles NW Keystone SD

Overnight
Low: 59 °F
Slight Chance
T-storms
Tuesday
High: 69 °F
Mostly Sunny
then T-storms
Likely
Tuesday Night
Low: 49 °F
Showers
Wednesday
High: 52 °F
Showers
Wednesday Night
Low: 46 °F
Chance
Showers
Thursday
High: 67 °F
Mostly Cloudy
then Slight
Chance
T-storms
Thursday Night
Low: 56 °F
Slight Chance
T-storms
Friday
High: 77 °F
Mostly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 56 °F
Chance
T-storms

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms before 5am. Mostly cloudy, with a low around 59. Southwest wind around 5 mph becoming west.

Tuesday

Showers and thunderstorms likely after noon. Increasing clouds, with a high near 69. Northwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

Tuesday Night

Showers and possibly a thunderstorm. Low around 49. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

Wednesday

Showers and possibly a thunderstorm. Steady temperature around 52. Northeast wind around 5 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

Wednesday Night

A chance of showers and thunderstorms. Cloudy, with a low around 46. Northeast wind around 5 mph becoming southeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 50%.

Thursday

A 20 percent chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 67. South wind 5 to 10 mph, with gusts as high as 25 mph.

Thursday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56. South wind 5 to 10 mph, with gusts as high as 20 mph.

Friday

A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Southwest wind around 5 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

Friday Night

A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 56.

Saturday

A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.

Saturday Night

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

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 81.

Sunday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 60.

Monday

A slight chance of showers and thunderstorms. Sunny, with a high near 82.