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Heavy rain and flash flooding possible in portions of the Southwest this weekend

An upper-level low in the Southwest U.S. will act as a trigger for thunderstorms this weekend. The area of greatest concern is in New Mexico, southeast Utah and portions of southern Colorado. Storms will be slow moving and could bring several rounds of rain to the same areas. Rainfall amounts may exceed 3 inches in localized areas. Flash Flood Watches are in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

64°F

18°C

Humidity 50%
Wind Speed E 9 G 21 mph
Barometer 30.20 in (1016.5 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 20 Aug 9:53 am MDT
Extended Forecast for

Keystone SD

  • Today

    Today: Mostly sunny, with a high near 76. North wind 5 to 9 mph becoming southeast in the afternoon.

    Mostly Sunny

    High: 76 °F

  • Tonight

    Tonight: Isolated showers and thunderstorms after midnight.  Partly cloudy, with a low around 57. Southeast wind 5 to 8 mph becoming southwest after midnight.  Chance of precipitation is 20%.

    Partly Cloudy
    then Isolated
    T-storms

    Low: 57 °F

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 78. Light and variable wind becoming northeast 5 to 7 mph in the morning.

    Slight Chance
    T-storms

    High: 78 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 53. North wind 3 to 7 mph.

    Mostly Clear

    Low: 53 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Light and variable wind becoming southeast around 6 mph in the morning.

    Mostly Sunny

    High: 78 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 56. Southeast wind around 6 mph becoming south after midnight.

    Partly Cloudy

    Low: 56 °F

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    Sunny

    High: 82 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Partly Cloudy

    Low: 57 °F

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 82 °F

Detailed Forecast

Today
Mostly sunny, with a high near 76. North wind 5 to 9 mph becoming southeast in the afternoon.
Tonight
Isolated showers and thunderstorms after midnight. Partly cloudy, with a low around 57. Southeast wind 5 to 8 mph becoming southwest after midnight. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Light and variable wind becoming northeast 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 53. North wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 78. Light and variable wind becoming southeast around 6 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 56. Southeast wind around 6 mph becoming south after midnight.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 79.
Click Map For Forecast
Point Forecast:
Keystone SD
 43.89°N 103.43°W (Elev. 4541 ft)
9:50 am MDT Aug 20, 2017
10am MDT Aug 20, 2017-6pm MDT Aug 26, 2017
 
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