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 >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

NA

59°F

15°C

Humidity 86%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 18 Jun 10:43 PM PDT
Extended Forecast for

San Francisco CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 57. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 65. Southwest wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 65 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Increasing clouds, with a low around 57. West southwest wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Light southwest wind becoming west 6 to 11 mph in the morning.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. West wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 55 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

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

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 57. Southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 65. Southwest wind 7 to 14 mph, with gusts as high as 20 mph.
Friday Night
Increasing clouds, with a low around 57. West southwest wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 64. Light southwest wind becoming west 6 to 11 mph in the morning.
Saturday Night
Partly cloudy, with a low around 54. West wind 8 to 13 mph, with gusts as high as 18 mph.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.79°N 122.44°W (Elev. 217 ft)
Last Update:
11:26 pm PDT Jun 18, 2026
Forecast Valid:
11pm PDT Jun 18, 2026-6pm PDT Jun 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation