Significant Storm System To Bring A Plethora Of Impacts From The Desert Southwest To The Northeast U.S. Through Thursday

A developing storm system will bring heavy snow and strong winds from the Desert Southwest to the Four Corners Region and into the Plains through Tuesday. The threat for heavy snow, ice, and dangerous travel will expand across the Midwest, Ohio Valley, Mid Atlantic, and the Northeast U.S. Tuesday through Wednesday. Dangerous travel likely. Heavy rain and flooding possible over the southern states. Read More >

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

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

Light Snow

12°F

-11°C

Humidity 75%
Wind Speed E 6 mph
Barometer 30.17 in
Dewpoint 5°F (-15°C)
Visibility 1.50 mi
Wind Chill2°F (-17°C)
Last update 18 Feb 7:35 am MST
Extended Forecast for

Longmont CO

  • Washington's
    Birthday

    Washington's Birthday: A 50 percent chance of snow, mainly before 1pm.  Cloudy, with a high near 16. Wind chill values as low as -7. East wind around 8 mph.  Total daytime snow accumulation of less than a half inch possible.

    Chance Snow

    High: 16 °F

  • Tonight

    Tonight: Snow likely, mainly after 11pm.  Cloudy, with a low around 8. Wind chill values as low as -2. North northeast wind 5 to 7 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Snow Likely

    Low: 8 °F

  • Tuesday

    Tuesday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 21. Wind chill values as low as -2. Northeast wind around 6 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Snow Likely
    then Chance
    Snow

    High: 21 °F

  • Tuesday
    Night

    Tuesday Night: A 40 percent chance of snow before 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around 5. Wind chill values as low as -2. North northeast wind around 5 mph becoming calm  in the evening.  New snow accumulation of less than a half inch possible.

    Chance Snow
    then Mostly
    Cloudy

    Low: 5 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. West wind 5 to 8 mph.

    Mostly Sunny

    High: 34 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 9.

    Mostly Cloudy

    Low: 9 °F

  • Thursday

    Thursday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 31.

    Slight Chance
    Snow

    High: 31 °F

  • Thursday
    Night

    Thursday Night: A slight chance of snow.  Mostly cloudy, with a low around 14.

    Slight Chance
    Snow

    Low: 14 °F

  • Friday

    Friday: A slight chance of snow.  Mostly cloudy, with a high near 27.

    Slight Chance
    Snow

    High: 27 °F

Detailed Forecast

Washington's Birthday
A 50 percent chance of snow, mainly before 1pm. Cloudy, with a high near 16. Wind chill values as low as -7. East wind around 8 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow likely, mainly after 11pm. Cloudy, with a low around 8. Wind chill values as low as -2. North northeast wind 5 to 7 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 21. Wind chill values as low as -2. Northeast wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
A 40 percent chance of snow before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 5. Wind chill values as low as -2. North northeast wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 34. West wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 9.
Thursday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 31.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 14.
Friday
A slight chance of snow. Mostly cloudy, with a high near 27.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
Partly sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 44.
Click Map For Forecast
Point Forecast:
Longmont CO
 40.16°N 105.09°W (Elev. 4980 ft)
4:29 am MST Feb 18, 2019
7am MST Feb 18, 2019-6pm MST Feb 24, 2019
 
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Additional Resources

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Hourly Weather Forecast

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