Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. 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 29.89 in (1012.19 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Larkspur CA

  • Overnight

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

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming south around 5 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. Calm wind.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Thursday Night

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

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am.  Otherwise, mostly clear, with a low around 56.

    Low: 56 °F

    Clear then
    Patchy Fog

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. Calm wind.
Wednesday
Sunny, with a high near 82. Calm wind becoming south around 5 mph.
Wednesday Night
Increasing clouds, with a low around 56. Calm wind.
Thursday
Partly sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 56. Light west wind.
Friday
Partly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 82.
Saturday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 56.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 79.
Sunday Night
Patchy fog. Otherwise, mostly clear, with a low around 55.
Monday
Patchy fog. Otherwise, mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Larkspur CA
 37.93°N 122.54°W (Elev. 197 ft)
2:31 am PDT Aug 19, 2026
3am PDT Aug 19, 2026-6pm PDT Aug 25, 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