Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Current conditions at

MIDDLE PEAK (MDEC1)

Lat: 37.92778°NLon: 122.58722°WElev: 2339.0ft.

NA

81°F

27°C

Humidity 29%
Wind Speed NNW 8 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index80°F (27°C)
Last update 16 Mar 03:36 PM PDT
Extended Forecast for

4 Miles W Mill Valley CA

Heat Advisory until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Northwest wind 3 to 6 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Northeast wind around 6 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Northwest wind 5 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. Northwest wind 3 to 5 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 78. West northwest wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 62. Northwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 80. Northeast wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 63. Northwest wind 5 to 7 mph.
Wednesday
Sunny, with a high near 80. Northwest wind 3 to 5 mph.
Wednesday Night
Clear, with a low around 64.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Mostly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Mill Valley CA
 37.9°N 122.61°W (Elev. 1109 ft)
1:25 pm PDT Mar 16, 2026
3pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database