National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Current Conditions

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Tamalpais-homestead Valley CA

7 Day Forecast

Tonight

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

Low: 55 °F

Tuesday

Slight Chance Sprinkles

Slight Chc
Sprinkles

High: 85 °F

Tuesday
Night

Patchy Fog

Patchy
Fog

Low: 56 °F

Wednesday

Patchy Fog

Patchy
Fog

High: 87 °F

Wednesday
Night

Patchy Fog

Patchy
Fog

Low: 56 °F

Thursday

Patchy Fog

Patchy
Fog

High: 84 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 54 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 83 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 54 °F

Detailed Forecast

  • Tonight A 10 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Southwest wind 9 to 11 mph.
  • Tuesday A slight chance of sprinkles. Partly sunny, with a high near 85. Southwest wind 8 to 10 mph.
  • Tuesday Night Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56. West southwest wind 6 to 9 mph.
  • Wednesday Patchy fog before 8am. Otherwise, sunny, with a high near 87. Southwest wind 6 to 8 mph.
  • Wednesday Night Patchy fog after 2am. Otherwise, partly cloudy, with a low around 56. West southwest wind 7 to 10 mph.
  • Thursday Patchy fog before 8am. Otherwise, mostly sunny, with a high near 84.
  • Thursday Night Partly cloudy, with a low around 54.
  • Friday Mostly sunny, with a high near 83.
  • Friday Night Partly cloudy, with a low around 54.
  • Saturday Mostly sunny, with a high near 82.
  • Saturday Night Mostly cloudy, with a low around 54.
  • Sunday Mostly sunny, with a high near 80.
  • Sunday Night Mostly cloudy, with a low around 55.
  • Monday Mostly sunny, with a high near 80.