Flash Flood Threats in the Southeast and Rockies

Two flash flood concerns the next few days across the U.S. The continued onslaught of monsoonal heavy rain and thunderstorms will impact Colorado and New Mexico today and Wednesday. Of most concern are recent and vulnerable burn scar areas for potential debris flows. Meanwhile, a stalled front will result in repeated rounds of slow moving storms from the eastern Carolinas to southeast Georgia. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

Lat: 40.09°NLon: 105.92°WElev: 8207ft.

Light Rain

54°F

12°C

Humidity 97%
Wind Speed Calm
Barometer 30.46 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 3 Aug 8:35 am MDT
Extended Forecast for

2 Miles N Arapahoe Peak CO

Flash Flood Watch August 3, 10:00am until August 3, 10:00pm
Click here for hazard details and duration
Flash Flood Watch
  • Today

    Today: A chance of showers, then showers and possibly a thunderstorm after 9am. Some of the storms could produce heavy rain.  High near 54. West wind 6 to 9 mph.  Chance of precipitation is 90%.

    Heavy Rain

    High: 54 °F

  • Tonight

    Tonight: Showers and thunderstorms likely before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then a slight chance of showers and thunderstorms after midnight. Some of the storms could produce heavy rain.  Mostly cloudy, with a low around 43. West northwest wind 6 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 70%.

    Heavy Rain

    Low: 43 °F

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 9am.  Partly sunny, with a high near 56. Northeast wind 6 to 10 mph, with gusts as high as 16 mph.  Chance of precipitation is 60%.

    Chance
    Showers then
    T-storms
    Likely

    High: 56 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 40. North northeast wind 7 to 11 mph becoming south southwest in the evening. Winds could gust as high as 17 mph.

    Mostly Clear

    Low: 40 °F

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 63. West wind 7 to 11 mph, with gusts as high as 18 mph.

    Sunny then
    Slight Chance
    T-storms

    High: 63 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 44.

    Mostly Clear

    Low: 44 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 64. Breezy.

    Breezy. Sunny
    then Chance
    T-storms

    High: 64 °F

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 42. Breezy.

    Slight Chance
    T-storms and
    Breezy then
    Mostly Clear

    Low: 42 °F

  • Saturday

    Saturday: Sunny, with a high near 62. Breezy.

    Sunny and
    Breezy

    High: 62 °F

Detailed Forecast

Today
A chance of showers, then showers and possibly a thunderstorm after 9am. Some of the storms could produce heavy rain. High near 54. West wind 6 to 9 mph. Chance of precipitation is 90%.
Tonight
Showers and thunderstorms likely before 9pm, then showers likely and possibly a thunderstorm between 9pm and midnight, then a slight chance of showers and thunderstorms after midnight. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 43. West northwest wind 6 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%.
Wednesday
A chance of showers, then showers and thunderstorms likely after 9am. Partly sunny, with a high near 56. Northeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 40. North northeast wind 7 to 11 mph becoming south southwest in the evening. Winds could gust as high as 17 mph.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 63. West wind 7 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 44.
Friday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 64. Breezy.
Friday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 42. Breezy.
Saturday
Sunny, with a high near 62. Breezy.
Saturday Night
A slight chance of showers and thunderstorms before midnight. Mostly clear, with a low around 44. Breezy.
Sunday
A chance of showers and thunderstorms. Sunny, with a high near 64. Breezy.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 43.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 63.
Click Map For Forecast
Point Forecast:
2 Miles N Arapahoe Peak CO
 40.04°N 105.65°W (Elev. 11270 ft)
3:52 am MDT Aug 3, 2021
8am MDT Aug 3, 2021-6pm MDT Aug 9, 2021
 
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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