Today | Weather | Wednesday, August 12, 2026
Active Weather Warnings

Weather in Santa Barbara, California

04:51 AM
Now
Cloudy Night
66° F
Feels Like 66°
Precipitation 0 %
Wind 4 mph
Humidity 92 %
Today
Cloudy Weather
Day 77°
Night 64°
Precipitation 8 %
Wind 7 mph
UV Index (0 - 11+) 9

Warning: High UV Index Today: 9

High risk of harm from unprotected sun exposure. Take precautions: wear a hat, sunglasses, and apply sunscreen regularly if you’ll be outdoors for extended periods.

Santa Barbara Weather Forecast Updated

40 minutes ago
Last updated on

Air Quality in Santa Barbara

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 6.7 µg/m³
PM10 20.59 µg/m³
O3 0.036 ppm
NO2 0.3 ppb
SO2 0.3 ppb
CO 0.06 ppm
NH3 0 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.56.7 µg/m³
PM1020.59 µg/m³
O370.24 µg/m³
NO20.56 µg/m³
SO20.74 µg/m³
CO74.19 µg/m³
NH30 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Santa Barbara

Minor Expected Likely

Coastal Flood Advisory

Coastal Flood Advisory issued August 11 at 1:56PM PDT until August 13 at 12:00AM PDT by NWS Los Angeles/Oxnard CA
Aug 11, 1:56 PM Aug 13, 12:00 AM
WHAT: Minor coastal flooding expected during the evening high
tides.

WHERE: Santa Barbara County Southwestern Coast, Santa Barbara
County Southeastern Coast, Ventura County Beaches, Malibu
Coast and Los Angeles County Beaches.

WHEN: Until midnight PDT Wednesday night.

IMPACTS: Flooding of sea water is likely, around the time of
high tide, over vulnerable low-lying coastal areas such as
parking lots, beaches, and walkways. Significant damage to
roads or structures is NOT expected.

ADDITIONAL DETAILS: Coastal flooding concerns will peak each
evening between about 8 PM and 10 PM due to astronomical high
tides of 7.3 to 7.5 feet.
+ Read More
Take the necessary actions to protect flood-prone property. Do NOT drive around barricades or through water of unknown depth.
Updated: Aug 12, 4:11 AM Source: NWS Alert