Heavy Rain and Mountain Snow This Week Northwest To Rockies; Heavy Rain May Bring Flooding to Portions of the East Late Week

At least two storm systems will batter the Pacific Northwest into the northern Rockies this week with heavy rain and mountain snow. The first system may bring as much as two feet of snow to the northern Cascades through Wednesday. This first system will then move over the central US by late week and bring heavy to excessive rain to portions of the south and east Thursday into this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

Lat: 40.16°NLon: 105.16°WElev: 5039ft.

Fair

56°F

13°C

Humidity 15%
Wind Speed SW 8 mph
Barometer 29.95 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 11 Dec 3:35 pm MST
Extended Forecast for

Longmont CO

  • Tonight

    Tonight: Partly cloudy, with a low around 25. West southwest wind 6 to 8 mph.

    Partly Cloudy

    Low: 25 °F

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51. West wind 7 to 13 mph, with gusts as high as 18 mph.

    Mostly Cloudy

    High: 51 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Blustery, with a northwest wind 9 to 15 mph, with gusts as high as 21 mph.

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

    Low: 20 °F

  • Thursday

    Thursday: Sunny, with a high near 44. West wind around 6 mph.

    Sunny

    High: 44 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 20. West wind around 6 mph.

    Mostly Clear

    Low: 20 °F

  • Friday

    Friday: Sunny, with a high near 52.

    Sunny

    High: 52 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 24.

    Mostly Clear

    Low: 24 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 54.

    Mostly Sunny

    High: 54 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 25.

    Partly Cloudy

    Low: 25 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. West southwest wind 6 to 8 mph.
Wednesday
Mostly cloudy, with a high near 51. West wind 7 to 13 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Blustery, with a northwest wind 9 to 15 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 44. West wind around 6 mph.
Thursday Night
Mostly clear, with a low around 20. West wind around 6 mph.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 24.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 25.
Monday
Sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 50.
Click Map For Forecast
Point Forecast:
Longmont CO
 40.19°N 105.09°W (Elev. 5010 ft)
2:37 pm MST Dec 11, 2018
3pm MST Dec 11, 2018-6pm MST Dec 18, 2018
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database