Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Ellsworth Air Force Base (KRCA)

Lat: 44.15°NLon: 103.1°WElev: 3278ft.

Fair

56°F

13°C

Humidity 51%
Wind Speed N 17 mph
Barometer 29.74 in (1004.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 11 Oct 12:55 am MDT
Extended Forecast for

Blackhawk SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. North wind around 5 mph, with gusts as high as 16 mph.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 61. North wind 5 to 7 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph.

    High: 61 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 45. Northeast wind around 6 mph becoming light and variable. Winds could gust as high as 16 mph.

    Low: 45 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 60. South wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 29 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 41. North wind 6 to 11 mph becoming light  after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 54. Calm wind becoming southeast around 5 mph. Winds could gust as high as 16 mph.

    High: 54 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain.  Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. North wind around 5 mph, with gusts as high as 16 mph.
Sunday
Mostly cloudy, with a high near 61. North wind 5 to 7 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45. Northeast wind around 6 mph becoming light and variable. Winds could gust as high as 16 mph.
Columbus Day
Partly sunny, with a high near 60. South wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 29 mph.
Monday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 41. North wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 30 mph.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 54. Calm wind becoming southeast around 5 mph. Winds could gust as high as 16 mph.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Mostly cloudy, with a high near 53.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 42.
Thursday
A chance of rain, mainly before noon. Partly sunny, with a high near 55. Breezy.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 37. Breezy.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Blackhawk SD
 44.16°N 103.34°W (Elev. 3835 ft)
12:31 am MDT Oct 11, 2026
1am MDT Oct 11, 2026-6pm MDT Oct 17, 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