Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

18°F

-8°C

Humidity	68%
Wind Speed	W 4 MPH
Barometer	NA
Dewpoint	9°F (-13°C)
Visibility	NA
Wind Chill	12°F (-11°C)
Last update	27 Jan 01:04 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

12 Miles ESE Mammoth Lakes CA

Overnight
Low: 13 °F
Partly Cloudy
Tuesday
High: 42 °F
Mostly Sunny
Tuesday Night
Low: 16 °F
Mostly Cloudy
Wednesday
High: 44 °F
Mostly Sunny
Wednesday Night
Low: 17 °F
Mostly Clear
Thursday
High: 47 °F
Mostly Sunny
Thursday Night
Low: 21 °F
Mostly Clear
Friday
High: 50 °F
Partly Sunny
Friday Night
Low: 23 °F
Mostly Cloudy

Detailed Forecast

Overnight

Partly cloudy, with a low around 13. Calm wind.

Tuesday

Mostly sunny, with a high near 42. Calm wind becoming east around 5 mph.

Tuesday Night

Mostly cloudy, with a low around 16. Calm wind.

Wednesday

Mostly sunny, with a high near 44. Calm wind.

Wednesday Night

Mostly clear, with a low around 17. Calm wind.

Thursday

Mostly sunny, with a high near 47. Calm wind.

Thursday Night

Mostly clear, with a low around 21.

Friday

Partly sunny, with a high near 50.

Friday Night

Mostly cloudy, with a low around 23.

Saturday

Partly sunny, with a high near 50.

Saturday Night

Mostly cloudy, with a low around 22.

Sunday

Partly sunny, with a high near 49.

Sunday Night

Mostly cloudy, with a low around 21.

Monday

Mostly sunny, with a high near 48.

Additional Forecasts and Information

Zone Area Forecast for Mono County, CA

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

12 Miles ESE Mammoth Lakes CA
37.6°N 118.76°W (Elev. 6785 ft)

1:15 am PST Jan 27, 2026

Forecast Valid:

1am PST Jan 27, 2026-6pm PST Feb 2, 2026

Forecast Discussion

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