Santa Ana, CA Weather Forecast
Orange County, California
Live radar, warnings and storm tracking for Santa Ana, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Santa Ana
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Santa Ana, CA at a glance
Santa Ana is home to about 310,539 people in Orange County, across 27 square miles. It ranks 14th by population of 450 places in California with a forecast here. The nearest neighbour with its own forecast is Orange, 4 miles away.
- County
- Orange County
- Population
- 310,539 2023 est.
- Land area
- 27 sq mi
- People per sq mi
- 11,343
- Forecast point
- 33.7363°N, 117.8829°W
How well can the network see Santa Ana?
The nearest Doppler radar is KSOX (Santa Ana Mountains, CA), to the ENE. Its lowest scan passes about 820 ft above Santa Ana. That is about as close as US radar coverage gets: low-level rotation and gust fronts over Santa Ana show up clearly. Santa Ana is closer to its radar than 90% of US cities.
The closest weather station is KSNA (Santa Ana/Wayne Arpt). Close enough that its readings are the conditions in town.
Forecasts near Santa Ana
- Orange, CA4 mi
- Tustin, CA4 mi
- Fountain Valley, CA4 mi
- Costa Mesa, CA5 mi
- Garden Grove, CA5 mi
- Westminster, CA6 mi
- Villa Park, CA7 mi
- Huntington Beach, CA7 mi
Elsewhere in California
Los AngelesSan DiegoSan JoseSan FranciscoFresnoSacramentoAll California forecasts →