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

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

18°F

-8°C

Humidity	57%
Wind Speed	W 0 MPH
Barometer	30.44 in (1030.82 mb)
Dewpoint	5°F (-15°C)
Visibility	NA
Last update	26 Jan 11:45 PM PST

More Information:

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

Extended Forecast for

Mammoth Lakes CA

Overnight
Low: 20 °F
Partly Cloudy
Tuesday
High: 45 °F
Mostly Sunny
Tuesday Night
Low: 24 °F
Mostly Cloudy
Wednesday
High: 47 °F
Sunny
Wednesday Night
Low: 25 °F
Mostly Clear
Thursday
High: 50 °F
Sunny
Thursday Night
Low: 29 °F
Mostly Clear
Friday
High: 53 °F
Mostly Sunny
Friday Night
Low: 30 °F
Partly Cloudy

Detailed Forecast

Overnight

Partly cloudy, with a low around 20. Calm wind.

Tuesday

Mostly sunny, with a high near 45. Calm wind becoming southwest around 5 mph in the afternoon.

Tuesday Night

Mostly cloudy, with a low around 24. Southwest wind around 5 mph.

Wednesday

Sunny, with a high near 47. Calm wind.

Wednesday Night

Mostly clear, with a low around 25. Calm wind.

Thursday

Sunny, with a high near 50. Calm wind.

Thursday Night

Mostly clear, with a low around 29.

Friday

Mostly sunny, with a high near 53.

Friday Night

Partly cloudy, with a low around 30.

Saturday

Partly sunny, with a high near 54.

Saturday Night

Mostly cloudy, with a low around 31.

Sunday

Partly sunny, with a high near 52.

Sunday Night

Partly cloudy, with a low around 28.

Monday

Mostly sunny, with a high near 51.

Additional Forecasts and Information

Zone Area Forecast for Mono County, CA

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

Mammoth Lakes CA
37.64°N 118.97°W (Elev. 7913 ft)

9:16 pm PST Jan 26, 2026

Forecast Valid:

12am 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