Today | Weather | Saturday, October 11, 2025
Active Weather Warnings

Weather in Gilbert, Arizona

06:40 PM
Now
Cloudy Night
79° F
Feels Like 82°
Precipitation 49 %
Wind 8 mph
Humidity 82 %
Today
Sunny with a Chance of Thunderstorms
Day 81°
Night 72°
Precipitation 98 %
Wind 5 mph
UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11+

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Gilbert Weather Forecast Updated

30 minutes ago
Last updated on

Weather Forecast History

Last Year's Weather on This Day (October 11, 2024)

Cloudy Night

Day

102°

Night

73°

Wind

4 mph

Precipitation

0

Air Quality in Gilbert

NOW
29 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.91 µg/m³
PM10 16.2 µg/m³
O3 0.031 ppm
NO2 0.2 ppb
SO2 0 ppb
CO 0.09 ppm
NH3 0.43 µg/m³
NO 0.01 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)
PM2.53.91 µg/m³
PM1016.2 µg/m³
O360.81 µg/m³
NO20.47 µg/m³
SO20.06 µg/m³
CO101.85 µg/m³
NH30.43 µg/m³
NO0.01 µg/m³

Weather Alerts and Warnings for Gilbert

Severe Future Possible

Flood Watch

Flood Watch issued October 11 at 12:53PM MST until October 13 at 12:00AM MST by NWS Phoenix AZ
Oct 11, 1:53 PM Oct 13, 1:00 AM
WHAT: Flooding caused by excessive rainfall continues to be
possible.

WHERE: A portion of south central Arizona, including the
following areas, Aguila Valley, Apache Junction/Gold Canyon,
Buckeye/Avondale, Cave Creek/New River, Central Phoenix, Deer
Valley, East Valley, Fountain Hills/East Mesa, Gila Bend, North
Phoenix/Glendale, Northwest Pinal County, Northwest Valley,
Scottsdale/Paradise Valley, Sonoran Desert Natl Monument, South
Mountain/Ahwatukee, Southeast Valley/Queen Creek, Tonopah Desert
and West Pinal County.

WHEN: Through Sunday evening.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks.

ADDITIONAL DETAILS:
- Abundant moisture and increased instability will support
potential for showers and thunderstorm capable of producing
high rainfall rates that can lead to flash flooding.
Additional rainfall totals as high as 1 to 2 inches with
locally higher amounts possible.
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Updated: Oct 11, 7:10 PM Source: NWS Alert