National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Broomfield / Jeffco (KBJC)

Lat: 39.9°NLon: 105.1°WElev: 5551ft.

Fair

30°F

-1°C

Humidity 51%
Wind Speed SW 5 mph
Barometer 30.32 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 30 Dec 1:15 am MST
Extended Forecast for

4 Miles E Black Hawk CO

  • Overnight

    Overnight: Clear, with a steady temperature around 25. West wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 25 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 43. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. West wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49. West wind 8 to 10 mph, with gusts as high as 24 mph.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. West wind around 9 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Cloudy, with a high near 48.

    High: 48 °F

    Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Slight Chance
    Snow

  • Friday

    Friday: A slight chance of snow before 11am. Partly sunny, with a high near 45.

    High: 45 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a steady temperature around 25. West wind 9 to 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 43. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly clear, with a low around 30. West wind 6 to 9 mph, with gusts as high as 22 mph.
Wednesday
Mostly sunny, with a high near 49. West wind 8 to 10 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 34. West wind around 9 mph, with gusts as high as 21 mph.
New Year's Day
Cloudy, with a high near 48.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 35.
Friday
A slight chance of snow before 11am. Partly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Black Hawk CO
 39.81°N 105.43°W (Elev. 9029 ft)
Last Update:
2:01 pm MST Dec 29, 2025
Forecast Valid:
1am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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