Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Granby-Grand County Airport (KGNB)

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

Fair

53°F

12°C

Humidity 22%
Wind Speed Calm
Barometer 30.34 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 18 Oct 7:55 pm MDT
Extended Forecast for

3 Miles WSW Trail Ridge CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Southeast wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow showers after noon, mixing with rain after 3pm.  Mostly sunny, with a high near 49. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 49 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Light southwest wind.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow showers after noon.  Mostly sunny, with a high near 46. Calm wind becoming west southwest 5 to 7 mph. Winds could gust as high as 15 mph.  Chance of precipitation is 20%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers before 9pm.  Mostly clear, with a low around 30. Calm wind.  Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely after noon.  Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers likely before 3am, then rain and snow showers likely.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Southeast wind 5 to 7 mph becoming light and variable after midnight.
Monday
A slight chance of snow showers after noon, mixing with rain after 3pm. Mostly sunny, with a high near 49. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 27. Light southwest wind.
Tuesday
A slight chance of rain and snow showers after noon. Mostly sunny, with a high near 46. Calm wind becoming west southwest 5 to 7 mph. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of rain and snow showers before 9pm. Mostly clear, with a low around 30. Calm wind. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Showers likely after noon. Partly sunny, with a high near 49.
Thursday Night
Rain showers likely before 3am, then rain and snow showers likely. Mostly cloudy, with a low around 33.
Friday
A chance of rain and snow showers before noon, then snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 41. Breezy.
Friday Night
Snow showers likely. Mostly cloudy, with a low around 25. Breezy.
Saturday
A chance of snow showers. Partly sunny, with a high near 36.
Saturday Night
A slight chance of snow showers. Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Trail Ridge CO
 40.43°N 105.81°W (Elev. 11398 ft)
12:46 pm MDT Oct 18, 2026
8pm MDT Oct 18, 2026-6pm MDT Oct 25, 2026
 
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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