Heavy Rain and Strong-to-Severe Thunderstorms from the Central Miss. Valley to the Mid-Atlantic

A slow-moving weather system in the eastern U.S. will focus showers and thunderstorms from the mid-Mississippi River Valley to the Mid-Atlantic on Thursday. Abundant moisture will allow occasionally heavy rainfall. Flash Flood Watches are in effect in these areas. Severe thunderstorms with damaging wind gusts and large hail will also be possible in this same area. Read More >

Hazardous Weather Conditions

Current conditions at

Vance Brand Airport (KLMO)

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

Fair

65°F

18°C

Humidity 79%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 28 Jul 4:14 am MDT
Extended Forecast for

Longmont CO

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Some storms could be severe, with large hail and damaging winds.  Mostly sunny, with a high near 91. Light north wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 16 mph.

    Sunny then
    Severe
    Thunderstorms

    High: 91 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 4am. Some storms could be severe, with large hail and damaging winds.  Mostly cloudy, with a low around 57. Northeast wind 5 to 10 mph becoming light and variable  in the evening. Winds could gust as high as 16 mph.

    Severe
    Thunderstorms

    Low: 57 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 85. Calm wind becoming east northeast around 6 mph in the afternoon.

    Partly Sunny
    then Slight
    Chance
    T-storms

    High: 85 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 60. East wind around 6 mph becoming calm  in the evening.

    Slight Chance
    T-storms then
    Mostly Clear

    Low: 60 °F

  • Saturday

    Saturday: Sunny, with a high near 92. Light and variable wind becoming northeast around 6 mph in the morning.

    Sunny

    High: 92 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 95.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 95 °F

  • Sunday
    Night

    Sunday Night: A slight chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 62.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 62 °F

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 93.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 93 °F

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Some storms could be severe, with large hail and damaging winds. Mostly sunny, with a high near 91. Light north wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 16 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 4am. Some storms could be severe, with large hail and damaging winds. Mostly cloudy, with a low around 57. Northeast wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Calm wind becoming east northeast around 6 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60. East wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 92. Light and variable wind becoming northeast around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 95.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62.
Monday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 93.
Monday Night
A slight chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Click Map For Forecast
Point Forecast:
Longmont CO
 40.16°N 105.12°W (Elev. 5000 ft)
4:11 am MDT Jul 28, 2016
4am MDT Jul 28, 2016-6pm MDT Aug 3, 2016
 
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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