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.

Mostly Cloudy

66°F

19°C

Humidity	49%
Wind Speed	Calm
Barometer	30.01 in (1008.2 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Last update	15 Jul 3:53 am MDT

More Information:

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

Extended Forecast for

5 Miles ESE Keystone SD

Overnight
Low: 67 °F
Slight Chance
T-storms
Tuesday
High: 72 °F
Partly Sunny
then Chance
T-storms
Tuesday Night
Low: 54 °F
Showers and
Patchy Fog
Wednesday
High: 56 °F
Showers and
Areas Fog
Wednesday Night
Low: 50 °F
Chance
Showers then
Mostly Cloudy
Thursday
High: 75 °F
Partly Sunny
Thursday Night
Low: 61 °F
Slight Chance
T-storms then
Partly Cloudy
Friday
High: 84 °F
Mostly Sunny
Friday Night
Low: 61 °F
Chance
T-storms then
Chance
Showers

Detailed Forecast

Overnight

A 20 percent chance of showers and thunderstorms before 5am. Mostly cloudy, with a steady temperature around 67. Southwest wind around 5 mph.

Tuesday

A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 72. West wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.

Tuesday Night

Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Patchy fog after 1am. Low around 54. Northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

Wednesday

Showers and possibly a thunderstorm. Areas of fog before 10am. High near 56. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

Wednesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 50. Northeast wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

Thursday

Partly sunny, with a high near 75. South wind 5 to 15 mph, with gusts as high as 25 mph.

Thursday Night

A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61. Southeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 25 mph.

Friday

Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 25 mph.

Friday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.

Saturday

A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 82.

Saturday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 63.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 87.

Sunday Night

A slight chance of showers and thunderstorms. Mostly clear, with a low around 63.