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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

37°F

3°C

Humidity	47%
Wind Speed	N 0 MPH
Barometer	30.38 in (1028.79 mb)
Dewpoint	19°F (-7°C)
Visibility	10.00 mi
Last update	28 Jan 03:35 PM PST

More Information:

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

Extended Forecast for

9 Miles ESE Mammoth Lakes CA

This Afternoon
High: 33 °F
Sunny
Tonight
Low: 15 °F
Mostly Clear
Thursday
High: 35 °F
Sunny
Thursday Night
Low: 20 °F
Mostly Clear
Friday
High: 39 °F
Mostly Sunny
Friday Night
Low: 22 °F
Mostly Cloudy
Saturday
High: 40 °F
Mostly Sunny
Saturday Night
Low: 20 °F
Partly Cloudy
Sunday
High: 36 °F
Mostly Sunny
and Breezy
then Partly
Sunny

Detailed Forecast

This Afternoon

Sunny, with a high near 33. Northwest wind around 10 mph.

Tonight

Mostly clear, with a low around 15. West wind around 5 mph.

Thursday

Sunny, with a high near 35. West wind 10 to 15 mph becoming north in the afternoon.

Thursday Night

Mostly clear, with a low around 20. Southwest wind around 10 mph.

Friday

Mostly sunny, with a high near 39. West wind 5 to 10 mph.

Friday Night

Mostly cloudy, with a low around 22. West wind around 10 mph.

Saturday

Mostly sunny, with a high near 40.

Saturday Night

Partly cloudy, with a low around 20.

Sunday

Partly sunny, with a high near 36. Breezy.

Sunday Night

Mostly cloudy, with a low around 17.

Monday

Sunny, with a high near 35.

Monday Night

Mostly clear, with a low around 17.

Tuesday

Sunny, with a high near 36.

Additional Forecasts and Information

Zone Area Forecast for Mono County, CA

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

9 Miles ESE Mammoth Lakes CA
37.56°N 118.87°W (Elev. 11175 ft)

1:16 pm PST Jan 28, 2026

Forecast Valid:

3pm PST Jan 28, 2026-6pm PST Feb 3, 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