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

Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Partly Cloudy

63°F

17°C

Humidity 75%
Wind Speed SSW 21 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Jun 08:56 PM PDT
Extended Forecast for

San Carlos CA

  • Tonight

    Tonight: Partly cloudy, with a low around 58. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 72. South southwest wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 72 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. Southwest wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 22 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 72. Light southwest wind becoming west 6 to 11 mph in the afternoon.

    High: 72 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. West wind 6 to 11 mph becoming light after midnight.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 72. South southwest wind 5 to 14 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 57. Southwest wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 22 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 72. Light southwest wind becoming west 6 to 11 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 54. West wind 6 to 11 mph becoming light after midnight.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Carlos CA
 37.52°N 122.29°W (Elev. 207 ft)
Last Update:
1:26 pm PDT Jun 18, 2026
Forecast Valid:
9pm PDT Jun 18, 2026-6pm PDT Jun 25, 2026
 
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Additional Resources

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