Costa Mesa, CA — Severe Weather & Radar
No active severe-weather warnings for Costa Mesa, CA right now. Live radar is below — set up alerts to get warned the moment one is issued.
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Severe-weather outlook
No severe-weather risk is outlooked for Costa Mesa, CA today.
3-day forecast
Forecast: NOAA National Blend of Models.
When is severe weather most likely near Costa Mesa?
Severe thunderstorms and tornadoes are relatively rare in Costa Mesa.
The larger weather threats are winter storm systems bringing damaging winds, heavy rain, and flooding, mainly from late fall through spring.
Based on long-term NOAA / NWS Storm Prediction Center climatology.
In Costa Mesa, CA
Costa Mesa, CA is home to an estimated 110,000 people. Atmostorm shows whether Costa Mesa is inside an active NWS warning polygon right now — and warns you the moment that changes.
Nearby areas
Live radar and active alerts for places near Costa Mesa:
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.