Sunnyvale, CA — Severe Weather & Radar
No active severe-weather warnings for Sunnyvale, CA right now. Live radar is below — set up alerts to get warned the moment one is issued.
Severe-weather outlook
No severe-weather risk is outlooked for Sunnyvale, CA today.
3-day forecast
Today
Fog
75° / 56°
Tomorrow
Overcast
75° / 54°
Saturday
Overcast
94° / 51°
Forecast via Open-Meteo.
In Sunnyvale, CA
Sunnyvale, CA is home to an estimated 150,000 people. Atmostorm shows whether Sunnyvale is inside an active NWS warning polygon right now — and warns you the moment that changes.
Not an official source — always confirm with the National Weather Service at weather.gov. Data aggregated from NWS/SPC. Facility and population figures are decision-support estimates.