Heavy rain and thunderstorms from the central Gulf Coast to Southeast U.S. early this week

Thunderstorms with heavy rain are expected from eastern TX across the Lower Miss. Valley to the Southeast U.S. on Monday. This rain could lead to flash flooding. Some of the thunderstorms could be severe in this area, producing damaging wind and tornadoes. Meanwhile, heavy rain will also spread into the Northwest U.S., with heavy snow in the higher elevations of the Cascades and northern Rockies. Read More >

Current conditions at

Vance Brand Airport (KLMO)

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

Partly Cloudy

30°F

-1°C

Humidity 30%
Wind Speed S 9 G 22 mph
Barometer 29.87 in
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 5 Dec 7:54 pm MST
Extended Forecast for

Longmont CO

Winter Weather Advisory December 6, 05:00pm until December 7, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 12. North wind 5 to 13 mph becoming east southeast after midnight. Winds could gust as high as 17 mph.

    Mostly Cloudy

    Low: 12 °F

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly after 2pm.  Increasing clouds, with a high near 27. Light and variable wind becoming east southeast 5 to 8 mph in the morning.  New snow accumulation of less than a half inch possible.

    Mostly Sunny
    then Chance
    Snow

    High: 27 °F

  • Tuesday
    Night

    Tuesday Night: Snow before midnight, then snow showers after midnight.  Low around 6. Wind chill values as low as -5. North northeast wind 7 to 9 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Snow

    Low: 6 °F

  • Wednesday

    Wednesday: A 50 percent chance of snow showers, mainly before noon.  Mostly cloudy, with a high near 15. Wind chill values as low as -8. North northeast wind 6 to 9 mph, with gusts as high as 15 mph.  New snow accumulation of less than a half inch possible.

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

    High: 15 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around -4. North wind around 5 mph becoming light and variable  in the evening.

    Partly Cloudy

    Low: -4 °F

  • Thursday

    Thursday: Sunny, with a high near 20.

    Sunny

    High: 20 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 6.

    Partly Cloudy

    Low: 6 °F

  • Friday

    Friday: Mostly sunny, with a high near 42.

    Mostly Sunny

    High: 42 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 22.

    Partly Cloudy

    Low: 22 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 12. North wind 5 to 13 mph becoming east southeast after midnight. Winds could gust as high as 17 mph.
Tuesday
A 40 percent chance of snow, mainly after 2pm. Increasing clouds, with a high near 27. Light and variable wind becoming east southeast 5 to 8 mph in the morning. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow before midnight, then snow showers after midnight. Low around 6. Wind chill values as low as -5. North northeast wind 7 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A 50 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 15. Wind chill values as low as -8. North northeast wind 6 to 9 mph, with gusts as high as 15 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around -4. North wind around 5 mph becoming light and variable in the evening.
Thursday
Sunny, with a high near 20.
Thursday Night
Partly cloudy, with a low around 6.
Friday
Mostly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 39.
Click Map For Forecast
Point Forecast:
Longmont CO
 40.16°N 105.09°W (Elev. 4980 ft)
5:58 pm MST Dec 5, 2016
8pm MST Dec 5, 2016-6pm MST Dec 12, 2016
 
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