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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Mostly Cloudy

61°F

16°C

Humidity 77%
Wind Speed SW 8 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Jun 05:00 AM PDT
Extended Forecast for

Pacifica CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. South southwest wind around 8 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 64. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 64 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 55. South southwest wind 8 to 11 mph.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Drizzle

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 64. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 55. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Slight Chance
    Drizzle

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. South southwest wind around 8 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 64. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 55. South southwest wind 8 to 11 mph.
Juneteenth
Partly sunny, with a high near 64. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.
Friday Night
A slight chance of drizzle after 11pm. Mostly cloudy, with a low around 55. South southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 62.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 54.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 64.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 54.
Wednesday
Patchy fog. Otherwise, partly sunny, with a high near 66.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pacifica CA
 37.62°N 122.49°W (Elev. 171 ft)
Last Update:
2:56 am PDT Jun 18, 2026
Forecast Valid:
5am PDT Jun 18, 2026-6pm PDT Jun 24, 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