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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Northeast; Heavy Rain Returns to California

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on New Year's Eve into New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

Boulder Municipal Airport (KBDU)

Lat: 40.04°NLon: 105.23°WElev: 5288ft.

Fair

30°F

-1°C

Humidity 64%
Wind Speed SW 5 mph
Barometer 30.19 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 31 Dec 3:15 am MST
Extended Forecast for

4 Miles SW Boulder CO

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 40. Breezy, with a west northwest wind around 15 mph, with gusts as high as 24 mph.

    Low: 40 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Breezy, with a west wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 56 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. West wind 11 to 14 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 50. Breezy, with a west wind 7 to 15 mph, with gusts as high as 20 mph.

    High: 50 °F

    Slight Chance
    Rain and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 39. West wind around 9 mph.

    Low: 39 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 40. Breezy, with a west northwest wind around 15 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 56. Breezy, with a west wind 8 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 40. West wind 11 to 14 mph, with gusts as high as 18 mph.
New Year's Day
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 50. Breezy, with a west wind 7 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39. West wind around 9 mph.
Friday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 49.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 38. Breezy.
Sunday
Sunny, with a high near 53. Breezy.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Boulder CO
 39.98°N 105.3°W (Elev. 7772 ft)
Last Update:
3:11 am MST Dec 31, 2025
Forecast Valid:
3am MST Dec 31, 2025-6pm MST Jan 6, 2026
 
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Additional Resources

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