Placer County, CA
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Tuesday 04/21 2:00 AM PDT – Wednesday 04/22 5:00 PM PDT
Issued by NWS Sacramento CA
What
Heavy snow possible above 5000 feet. Total snow accumulations of up to 12 to 18 inches, with up to 2 feet at the highest peaks. Minor accumulations of up to 2 inches possible down to 4500 feet. Southwest winds could gust as high as 50 mph.
Where
Sierra Nevada and southern Cascades above 5000 feet, including Highway 50, Interstate 80 and Lassen National Park.
When
From late Monday night through Wednesday afternoon.
Impacts
Travel could be very difficult. The hazardous conditions could impact the Tuesday and Wednesday commutes.
Additional Details
Snow levels initially 6000 to 7000 feet Monday night, lowering to 5500 to 6500 feet Tuesday, and down to 4500 to 5500 feet Wednesday. Heaviest snowfall expected Tuesday afternoon and evening.
What to do
Check the latest road conditions from Caltrans online at quickmap.dot.ca.gov or dial 5 1 1.
Areas impacted
- Lassen Volcanic National Park
- Sierra Nevada of Tehama-Butte-Plumas Counties Above 3000 ft
- Sierra Nevada of Sierra-Nevada-Placer Counties Above 5000 ft Including Interstate 80
- Sierra Nevada of El Dorado-Amador-Northern Alpine Counties Above 5000 ft Including Highway 50
- Sierra Nevada of Calaveras-Tuolumne-Southern Alpine Counties Above 5000 ft
Tips to stay safe
A Winter Storm Watch means that the area could see a significant winter storm, including sleet, heavy snow, ice, or some combination. Take action now to prepare your home, vehicle and family.
- Make sure you have an emergency kit in your car, and emergency supplies in your home. These should include food, water, essential medications, and spare phone chargers.
- Try to avoid travel when winter weather is expected. If you must drive in the snow, make sure you have a full tank of gas and/or a fully charged battery. Go slowly and keep your distance from other vehicles.
- Make sure that pets and other animals have plenty of food and water, and access to a warm shelter.
- Stay tuned for updates here or through local radio and news.
From the forecaster
Rainfall Forecast: Monday-Wednesday
Created by the NWS Sacramento WFO
Rain Forecast: Mon - Wed. Minor Impacts. Slick roads and thunderstorm chances. Snow levels 6000 to 7000 ft Monday, lowering to around 5000-6000 ft Tuesday into Wednesday.
Outlook into Next Week
Created by the NWS Reno WFO
Dry and warmer conditions will prevail through the weekend as temperatures climb into the 60s for Sierra valleys and the 70s across Western Nevada following a chilly Saturday morning. Breezy southwest winds develop Monday afternoon ahead of a mid-week storm system slated to bring rain and mountain snow to the region from Tuesday through Thursday. Sierra travel may be impacted mid-week with a 40-50% chance of up to a foot of snow at higher elevations, though confidence in exact timing and totals remains low for now.
Seven-day weather risk overview
Daily weather risk summary
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