Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

DW7094 Mill Valley (D7094)

Lat: 37.91317°NLon: 122.5485°WElev: 204.79ft.

NA

N/A

Humidity NA
Wind Speed NA NA MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Mill Valley CA

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. West southwest wind around 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 54. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 55. Calm wind.
Wednesday
Mostly sunny, with a high near 77. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 56. West southwest wind around 6 mph.
Thursday
Partly sunny, with a high near 77.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 76.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 54.
Sunday
Patchy fog. Otherwise, mostly sunny, with a high near 71.
Sunday Night
Patchy fog. Otherwise, partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 69.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mill Valley CA
 37.91°N 122.53°W (Elev. 397 ft)
2:21 am PDT Aug 18, 2026
3am PDT Aug 18, 2026-6pm PDT Aug 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database