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

Mammoth Yosemite Airport (KMMH)

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

Clear

10°F

-12°C

Humidity	66%
Wind Speed	N 0 MPH
Barometer	30.36 in (1028.11 mb)
Dewpoint	1°F (-17°C)
Visibility	10.00 mi
Last update	27 Jan 04:15 AM PST

More Information:

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

Extended Forecast for

8 Miles ESE Mammoth Lakes CA

Today
High: 38 °F
Mostly Sunny
Tonight
Low: 25 °F
Partly Cloudy
Wednesday
High: 40 °F
Sunny
Wednesday Night
Low: 26 °F
Mostly Clear
Thursday
High: 44 °F
Sunny
Thursday Night
Low: 30 °F
Partly Cloudy
Friday
High: 46 °F
Partly Sunny
Friday Night
Low: 31 °F
Mostly Cloudy
Saturday
High: 47 °F
Partly Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 38. Southwest wind around 5 mph.

Tonight

Partly cloudy, with a low around 25. South wind around 10 mph, with gusts as high as 20 mph.

Wednesday

Sunny, with a high near 40. Southwest wind around 5 mph becoming calm in the morning.

Wednesday Night

Mostly clear, with a low around 26. Calm wind.

Thursday

Sunny, with a high near 44. Calm wind.

Thursday Night

Partly cloudy, with a low around 30. Calm wind becoming west around 5 mph.

Friday

Partly sunny, with a high near 46.

Friday Night

Mostly cloudy, with a low around 31.

Saturday

Partly sunny, with a high near 47.

Saturday Night

Partly cloudy, with a low around 32.

Sunday

Partly sunny, with a high near 45.

Sunday Night

Partly cloudy, with a low around 28.

Monday

Mostly sunny, with a high near 39.

Additional Forecasts and Information

Zone Area Forecast for Mono County, CA

Basemap Options

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ABOUT THIS FORECAST

Point Forecast:

8 Miles ESE Mammoth Lakes CA
37.59°N 118.84°W (Elev. 8307 ft)

1:50 am PST Jan 27, 2026

Forecast Valid:

4am 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