Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

DEXTER (DEXC1)

Lat: 37.83888°NLon: 118.77189°WElev: 7981.0ft.

NA

27°F

-3°C

Humidity 40%
Wind Speed S 5 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 20 Jan 01:53 AM PST
Extended Forecast for

13 Miles NE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm.  Snow level 7500 feet. Mostly cloudy, with a high near 45. Calm wind.  Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 18. Calm wind.
Tuesday
Mostly sunny, with a high near 37. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 15. Calm wind.
Wednesday
Mostly cloudy, with a high near 44. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 28. Calm wind.
Thursday
A slight chance of rain and snow between 10am and 1pm, then a slight chance of rain after 1pm. Snow level 7500 feet. Mostly cloudy, with a high near 45. Calm wind. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Sunny, with a high near 46.
Friday Night
Mostly clear, with a low around 17.
Saturday
Sunny, with a high near 43.
Saturday Night
Mostly clear, with a low around 17.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Mammoth Lakes CA
 37.75°N 118.79°W (Elev. 6998 ft)
1:15 am PST Jan 20, 2026
2am PST Jan 20, 2026-6pm PST Jan 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database