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.

Fair

11°C

51°F

Humidity 69%
Wind Speed NW 6 km/h
Barometer 29.99 in
Dewpoint 5°C (41°F)
Visibility 11 km
Last update 13 May 12:15 am MDT
Extended Forecast for

Longmont CO

  • Overnight

    Overnight: Mostly clear, with a low around 7. West northwest wind 11 to 14 km/h, with gusts as high as 24 km/h.

    Low: 7 °C

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 24. West wind 5 to 10 km/h becoming west 11 to 16 km/h in the afternoon. Winds could gust as high as 26 km/h.

    High: 24 °C

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 9. West wind 10 to 16 km/h, with gusts as high as 26 km/h.

    Low: 9 °C

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 25. West wind 8 to 13 km/h increasing to 16 to 21 km/h in the afternoon. Winds could gust as high as 27 km/h.

    High: 25 °C

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 8. Southwest wind 16 to 21 km/h becoming west northwest 8 to 13 km/h after midnight. Winds could gust as high as 29 km/h.

    Low: 8 °C

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 18. Chance of precipitation is 80%.

    High: 18 °C

    Slight Chance
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 8. Chance of precipitation is 50%.

    Low: 8 °C

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 21.

    High: 21 °C

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 8.

    Low: 8 °C

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 7. West northwest wind 11 to 14 km/h, with gusts as high as 24 km/h.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 24. West wind 5 to 10 km/h becoming west 11 to 16 km/h in the afternoon. Winds could gust as high as 26 km/h.
Monday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 9. West wind 10 to 16 km/h, with gusts as high as 26 km/h.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 25. West wind 8 to 13 km/h increasing to 16 to 21 km/h in the afternoon. Winds could gust as high as 27 km/h.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 8. Southwest wind 16 to 21 km/h becoming west northwest 8 to 13 km/h after midnight. Winds could gust as high as 29 km/h.
Wednesday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers and possibly a thunderstorm after noon. High near 18. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 8. Chance of precipitation is 50%.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 21.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 8.
Friday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 27.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 10.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 27.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 9.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 m)
Last Update:
3:36 pm MDT May 12, 2024
Forecast Valid:
12am MDT May 13, 2024-6pm MDT May 19, 2024
 
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Additional Resources

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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