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

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

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

Partly Cloudy

49°F

9°C

Humidity 75%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Last update 13 May 6:55 am MDT
Extended Forecast for

Longmont CO

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 74. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 74 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 49. Southwest wind 5 to 9 mph, with gusts as high as 15 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 48. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 48 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 64. Light and variable wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 70%.

    High: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.

    High: 78 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 74. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 49. Southwest wind 5 to 9 mph, with gusts as high as 15 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 48. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 18 mph.
Wednesday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 64. Light and variable wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 48.
Friday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Friday Night
A slight chance of showers before midnight. Mostly clear, with a low around 50.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
Last Update:
3:33 am MDT May 13, 2024
Forecast Valid:
7am MDT May 13, 2024-6pm MDT May 19, 2024
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation