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

Tracking Major Hurricane Erin; Hot in the Mid-Mississippi Valley

Major Hurricane Erin is tracking just north of the lower Bahamas today. Dangerous surf and rip current threats increase this week for most of the Atlantic coastline. Erin's outerbands may impact the Outer Banks later this week. Hot to extremely hot temperatures are forecast today and Tuesday from a part of the southern Plains into the central to lower Mississippi River Valley. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Partly Cloudy

59°F

15°C

Humidity 87%
Wind Speed W 14 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 06:05 AM PDT
Extended Forecast for

Colma CA

  • Today

    Today: Mostly sunny, with a high near 65. West wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. West wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 64. West wind 6 to 13 mph.

    High: 64 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of drizzle after 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 55. West wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Slight Chance
    Drizzle and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 68. West wind 6 to 13 mph.

    High: 68 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 75.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 70.

    High: 70 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 65. West wind 6 to 14 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 55. West wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 64. West wind 6 to 13 mph.
Tuesday Night
A slight chance of drizzle after 11pm. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 55. West wind 8 to 14 mph, with gusts as high as 21 mph.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 68. West wind 6 to 13 mph.
Wednesday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 75.
Thursday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 56.
Friday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 70.
Friday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55.
Saturday
Patchy fog. Otherwise, partly sunny, with a high near 68.
Saturday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 56.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colma CA
 37.67°N 122.47°W (Elev. 197 ft)
Last Update:
5:27 am PDT Aug 18, 2025
Forecast Valid:
6am PDT Aug 18, 2025-6pm PDT Aug 24, 2025
 
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Additional Resources

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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