Heavy Rainfall and Flash Flood Threats From the Lower Mississippi Valley Into Ohio/Tennessee Valleys; Elevated to Critical Fire Concerns Out West

Heavy to excessive rainfall with flash flood concerns will be possible from the Lower Mississippi Valley into parts of the Ohio/Tennessee Valleys. Elevated to Critical Fire weather threats will persist across the Great Basin and central Rockies. Finally, Major to Record river flooding will continue in portions of the Midwest and across parts of North and South Carolina. Read More >

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

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

Fair

61°F

16°C

Humidity 37%
Wind Speed NW 5 mph
Barometer 30.08 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 23 Sep 8:15 am MDT
Extended Forecast for

Longmont CO

  • Today

    Today: Sunny, with a high near 87. Calm wind becoming south 5 to 8 mph in the afternoon.

    Sunny

    High: 87 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 56. South wind 5 to 8 mph becoming north northwest after midnight.

    Partly Cloudy

    Low: 56 °F

  • Monday

    Monday: A 10 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. North wind 6 to 11 mph becoming south in the afternoon.

    Partly Sunny
    then Slight
    Chance
    T-storms

    High: 78 °F

  • Monday
    Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 49. West northwest wind 7 to 9 mph becoming north after midnight.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 49 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. North wind 6 to 9 mph becoming east in the morning.

    Mostly Sunny

    High: 66 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Partly Cloudy

    Low: 46 °F

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    Sunny

    High: 72 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 47.

    Mostly Clear

    Low: 47 °F

  • Thursday

    Thursday: Sunny, with a high near 71.

    Sunny

    High: 71 °F

Detailed Forecast

Today
Sunny, with a high near 87. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
Partly cloudy, with a low around 56. South wind 5 to 8 mph becoming north northwest after midnight.
Monday
A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. North wind 6 to 11 mph becoming south in the afternoon.
Monday Night
A 10 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 49. West northwest wind 7 to 9 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 66. North wind 6 to 9 mph becoming east in the morning.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 51.
Saturday
Sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
6:06 am MDT Sep 23, 2018
8am MDT Sep 23, 2018-6pm MDT Sep 29, 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