National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

ROCK CREEK (RCEC1)

Lat: 37.55983°NLon: 118.67841°WElev: 7103.0ft.

NA

34°F

1°C

Humidity 68%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 21 Jan 08:04 PM PST
Extended Forecast for

14 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. West wind 5 to 10 mph becoming south after midnight.

    Low: 20 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 37. Northwest wind 5 to 10 mph becoming north in the morning.

    High: 37 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. West wind 5 to 10 mph.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. Northwest wind around 10 mph.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 8. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 26. Blustery, with a northwest wind around 25 mph, with gusts as high as 35 mph.

    High: 26 °F

    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5. Blustery.

    Low: 5 °F

    Clear and
    Blustery then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 20. West wind 5 to 10 mph becoming south after midnight.
Thursday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 37. Northwest wind 5 to 10 mph becoming north in the morning.
Thursday Night
Partly cloudy, with a low around 17. West wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 33. Northwest wind around 10 mph.
Friday Night
Partly cloudy, with a low around 8. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 26. Blustery, with a northwest wind around 25 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 5. Blustery.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 33.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Partly sunny, with a high near 37.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Mammoth Lakes CA
 37.51°N 118.77°W (Elev. 11096 ft)
Last Update:
1:15 pm PST Jan 21, 2026
Forecast Valid:
9pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation