Today | Weather | Friday, October 30, 2026
Active Weather Warnings

Weather in Santa Monica, California

03:25 AM
Now
Rainy Weather
63° F
Feels Like 63°
Precipitation 52 %
Wind 5 mph
Humidity 87 %
Today
Rainy Weather
Day 72°
Night 63°
Precipitation 55 %
Wind 7 mph
UV Index (0 - 11+) 1

Santa Monica Weather Forecast Updated

2 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 30, 2025)
Cloudy Night

Day

73°

Night

59°

Wind

4 mph

Precipitation

0 %

Air Quality in Santa Monica

NOW
48 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.49 µg/m³
PM10 8.18 µg/m³
O3 0.051 ppm
NO2 0.2 ppb
SO2 0.1 ppb
CO 0.12 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)
PM2.5 – 4.49 µg/m³
PM10 – 8.18 µg/m³
O3 – 100.8 µg/m³
NO2 – 0.31 µg/m³
SO2 – 0.34 µg/m³
CO – 134.65 µg/m³
NH3 – 0 µg/m³
NO – 0 µg/m³

Weather Alerts and Warnings for Santa Monica

Minor Expected Likely

Coastal Flood Advisory

Coastal Flood Advisory issued October 29 at 1:29PM PDT until October 30 at 2:00PM PDT by NWS Los Angeles/Oxnard CA
Oct 29, 1:29 PM → Oct 30, 2:00 PM
WHAT: Minor to moderate coastal flooding expected due to very
high tides.

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

WHEN: Until 2 PM PDT Friday.

IMPACTS: Minor to moderate flooding of sea water is likely
over vulnerable low-lying coastal areas, especially around the
time of high tide, including over beach parking lots, bike
paths, and harbor walkways. Moderate to significant beach
erosion is likely. Isolated damage of structures due to sea
water inundation is possible to the most vulnerable areas.

ADDITIONAL DETAILS: High tides will reach 7.5 ft (MLLW) noon
Friday, which is about 1.5 feet above astronomical projections.
+ Read More
Take the necessary actions to protect flood-prone property. Do NOT drive around barricades or through water of unknown depth.
Updated: Oct 30, 3:22 AM Source: NWS Alert