U.S. Alerts  
El Dorado Weather Logo
U.S. Color IR Sat North America Color Background Satellite Thumb
Norcal Dual-Pol Radar Live Northern California Doppler Radar Thumbnail Image
W. Coast IR Satellite West Coast Infrared Satellite
Live Lightning Radar Placerville California Lightning Detection Radar Thumbnail Image
Live Streaming Webcam Placerville California Live Streaming WebCam Thumbnail Image
Local Wx Station Data Sacramento, Northern Sierra Nevada & the Motherlode Area Current Weather Conditions

Mariposa County Alerts
Skywarn Logo
Noaa Logo
Noaa Logo 2
NOAA's National Weather Service
Each location shows all alerts on one page:
WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
Updated:October 31, 2026 2:01 pm PDT

Winter Weather Advisory WINTER WEATHER ADVISORY  
Mariposa County
Effective: Sat, 10/31 11:02am Severity:  Moderate 
Updated: October 31, 2026 2:01 pm Urgency: Expected
Expires: Sat, 10/31 8:00pm Certainty: Likely
Areas Affected: Yosemite NP outside of the valley - Upper San Joaquin River - Kaiser to Rodgers Ridge - Kings Canyon NP - Sequoia NP
 
Alert Details: 
* WHAT...Snow expected. Total snow accumulations 4 to 8 inches
between 7500 and 9500 feet, and up to 18 inches above 9500 feet.
Wind gusts up to 35 mph expected.

* WHERE...Kaiser to Rodgers Ridge, Kings Canyon NP, Sequoia NP, Upper
San Joaquin River, and Yosemite NP outside of the valley.

* WHEN...Until 7 AM PST Sunday.

* IMPACTS...Travel could be very difficult.

Information: 
Slow down and use caution while traveling. The latest road conditions
for the state you are calling from can be obtained by calling 5 1 1.