Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056° N Lon: 122.42694° W Elev: 150.0 ft.

NA

59°F

15°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint NA
Visibility NA
Last update NA
Detailed forecast for

San Francisco County

Rest Of Tonight
Mostly cloudy. Lows in the upper 50s. West winds 5 to 15 mph.
Monday
Partly cloudy in the morning then becoming sunny. Highs in the 60s to lower 70s. West winds 5 to 10 mph increasing to 10 to 20 mph in the afternoon.
Monday Night
Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s. West winds 5 to 15 mph.
Tuesday
Partly cloudy. Highs in the 60s. West winds 5 to 15 mph.
Tuesday Night
Partly cloudy. Lows in the upper 50s. West winds 10 to 20 mph...becoming 5 to 10 mph after midnight.
Wednesday
Partly cloudy in the morning then becoming sunny. Highs in the 60s to lower 70s.
Wednesday Night
Partly cloudy. Lows in the upper 50s.
Thursday
Partly cloudy in the morning then becoming sunny. Highs in the lower 60s to mid 70s.
Thursday Night Through Friday Night
Partly cloudy. Lows in the upper 50s. Highs in the 60s to lower 70s.
Saturday Through Sunday
Mostly cloudy. Highs in the 60s to lower 70s. Lows in the upper 50s.



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901 PM PDT Sun Aug 17 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database