Tropical Storm Isaias in the Gulf; California Heat Continues

Tropical Storm Isaias is forecast to track toward the central U.S. Gulf Coast while strengthening into a hurricane on Thursday. Residents from Louisiana to the Florida Panhandle should closely monitor the latest updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday. Read More >

Current conditions at

Ellsworth Air Force Base (KRCA)

Lat: 44.15°NLon: 103.1°WElev: 3278ft.

Fair

50°F

10°C

Humidity 42%
Wind Speed W 3 mph
Barometer 30.07 in (1016.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 7 Oct 4:55 am MDT
Extended Forecast for

7 Miles N New Underwood SD

  • Today

    Today: Mostly sunny, with a high near 80. Light and variable wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 45. North wind 5 to 8 mph becoming light and variable  after midnight. Winds could gust as high as 17 mph.

    Low: 45 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 74. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 17 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. East wind 5 to 7 mph becoming southwest after midnight.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. South wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. South wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. Breezy.

    Low: 48 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 60. Breezy.

    High: 60 °F

    Partly Sunny
    and Breezy
    then Partly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. Light and variable wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 45. North wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Thursday
Sunny, with a high near 74. Light and variable wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 17 mph.
Thursday Night
Mostly clear, with a low around 49. East wind 5 to 7 mph becoming southwest after midnight.
Friday
Sunny, with a high near 89. South wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Mostly clear, with a low around 58. South wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 48. Breezy.
Sunday
Partly sunny, with a high near 60. Breezy.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Columbus Day
A chance of rain. Mostly cloudy, with a high near 54.
Monday Night
A chance of rain. Mostly cloudy, with a low around 37.
Tuesday
A chance of rain. Mostly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N New Underwood SD
 44.2°N 102.86°W (Elev. 2799 ft)
4:31 am MDT Oct 7, 2026
5am MDT Oct 7, 2026-6pm MDT Oct 13, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database