National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

Half Moon Bay Airport (KHAF)

Lat: 37.5136°NLon: 122.4996°WElev: 65.0ft.

Mist

57°F

14°C

Humidity 100%
Wind Speed S 10 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 57°F (14°C)
Visibility 0.75 mi
Last update 09 Aug 07:35 PM PDT
Extended Forecast for

Montara CA

  • Tonight

    Tonight: Areas of dense fog after midnight. Otherwise, mostly cloudy, with a low around 56. South wind around 7 mph.

    Low: 56 °F

    Mostly Cloudy
    then Areas
    Dense Fog

  • Sunday

    Sunday: Areas of dense fog before 9am. Otherwise, partly sunny, with a high near 64. South wind around 6 mph.

    High: 64 °F

    Areas Dense
    Fog then
    Partly Sunny

  • Sunday Night

    Sunday Night: Patchy dense fog after 3am. Otherwise, mostly cloudy, with a low around 56. Light southwest wind.

    Low: 56 °F

    Mostly Cloudy
    then Patchy
    Dense Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.

    High: 64 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. West wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of drizzle after 11pm. Cloudy, with a low around 58.

    Low: 58 °F

    Slight Chance
    Drizzle

  • Wednesday

    Wednesday: A slight chance of drizzle before 11am. Cloudy, with a high near 64.

    High: 64 °F

    Slight Chance
    Drizzle then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 57.

    Low: 57 °F

    Cloudy

Detailed Forecast

Tonight
Areas of dense fog after midnight. Otherwise, mostly cloudy, with a low around 56. South wind around 7 mph.
Sunday
Areas of dense fog before 9am. Otherwise, partly sunny, with a high near 64. South wind around 6 mph.
Sunday Night
Patchy dense fog after 3am. Otherwise, mostly cloudy, with a low around 56. Light southwest wind.
Monday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 64. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 57. West wind around 5 mph becoming calm.
Tuesday
Mostly cloudy, with a high near 63.
Tuesday Night
A slight chance of drizzle after 11pm. Cloudy, with a low around 58.
Wednesday
A slight chance of drizzle before 11am. Cloudy, with a high near 64.
Wednesday Night
Cloudy, with a low around 57.
Thursday
Mostly cloudy, with a high near 62.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montara CA
 37.53°N 122.52°W (Elev. 0 ft)
Last Update:
7:31 pm PDT Aug 9, 2025
Forecast Valid:
7pm PDT Aug 9, 2025-6pm PDT Aug 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation