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.

Mostly Cloudy

62°F

17°C

Humidity 9%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 18 Oct 4:15 pm MDT
Extended Forecast for

3 Miles SSW Grand Lake CO

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. East northeast wind around 6 mph becoming calm  after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 60. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 34. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 58. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 58 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. Light and variable wind.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely after noon.  Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. East northeast wind around 6 mph becoming calm after midnight.
Monday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 60. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
A 20 percent chance of showers before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 34. South southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 58. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 32. Light and variable wind.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Showers likely after noon. Partly sunny, with a high near 61.
Thursday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 36.
Friday
Rain showers likely before 3pm, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 54.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28.
Saturday
A chance of rain and snow showers. Partly sunny, with a high near 49.
Saturday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Grand Lake CO
 40.21°N 105.84°W (Elev. 8399 ft)
12:46 pm MDT Oct 18, 2026
4pm 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