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San Francisco, California 94102 weather, straight from the source.
Current conditions, official National Weather Service forecasts and alerts, rain timing, local radar, air quality, wind, humidity, sunrise, sunset, and the latest reported update for San Francisco, California 94102. Always follow local warnings and emergency instructions.
Official NWS alert status
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Hourly forecast
Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for San Francisco, California 94102. Forecasts and alerts update from NOAA and the National Weather Service.
Next 24 hours
Rain Timeline
Official NWS outlook
7-Day Forecast
Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.
Healthy weather and outdoor plans
Healthy Weather
Comfort, exercise, air quality, and better local weather windows using the latest official conditions for San Francisco, California 94102.
“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.
Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
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Peak rain chanceUnavailable
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Official risk outlooks
These national tools add expert storm, heavy-rain and flooding context to your local forecast.
Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes
Live Doppler radar
Animated Multi-Radar/Multi-Sensor reflectivity from the National Weather Service’s network of Doppler radars. Search a U.S. city, ZIP code, or street address to center the map on local weather, then zoom to neighborhood street detail.
Live radar is ready when you need it.
The interactive map stays off until opened to keep forecasts fast.
After loading, MyUSA.us shows the exact Doppler frame time, refresh controls, and an official NWS fallback if the map is unavailable.Doppler radar and warnings: NOAA/National Weather Service · Map: OpenFreeMap, OpenMapTiles and OpenStreetMap contributors. Radar can be delayed briefly during service updates.
MyUSA.us is not affiliated with or endorsed by NOAA or the National Weather Service. For life-threatening weather, follow official NWS alerts and local authorities.
Official traveler information
Live 511 traffic cameras
Check road cameras, crashes, closures and congestion near San Francisco, California 94102 before you drive.
Live camera viewsTraffic incidentsRoad conditions
511Official state traffic informationOpen official 511 cameras ↗Opens the state’s official traffic website.
More official conditions
Outdoor conditions and hurricane center
A compact health check using NWS observations, EPA information, and NOAA’s National Hurricane Center.
EPA
NOAA / NHC Atlantic
Hurricane center
Official Atlantic, Caribbean, and Gulf updatesSimple, useful help
Weather safety guides
Quick answers for heat, storms, flooding and hurricane preparation—kept separate so your main weather page stays clean.
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Active NWS alerts
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