California - United States   2026-02-16   Monday   39.12N, -121.06W

Alta Sierra

California - United States
2026-02-16

Wind Advisory issued February 16 at 1:05PM PST until February 19 at 10:00PM PST by NWS Sacramento CA

Issue date: 2026-02-16T21:05+00:00

* WHAT...South winds 15 to 25 mph with gusts of 35 to 45 mph expected. * WHERE...Sacramento Valley. * WHEN...Until 10 PM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...A brief lull in stronger winds is expected on Wednesday, with another round of gusty winds late Wednesday into Thursday.

Winter Storm Warning issued February 16 at 1:01PM PST until February 19 at 10:00PM PST by NWS Sacramento CA

Issue date: 2026-02-16T21:01+00:00

* WHAT...Heavy snow expected. Accumulation amounts range from up to 1 foot around 2000 to 2500 feet, 1 to 2 feet at 2500 to 3500 feet and 4 to 8 feet at higher elevations. Wind gusts of 45 to 55mph expected. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park including Interstate 80 and Highway 50, northern Shasta County including portions of Interstate 5, the Coastal Range, and foothill regions of the Sierra Nevada. * WHEN...Until 10 PM PST Thursday. * IMPACTS...Dangerous to near impossible travel conditions with chain controls and road closures. Low visibility due to a combination of wind and heavy snow. * ADDITIONAL DETAILS...Snow levels will be around 2500 to 3500 feet by Monday night and 1500 to 2500 feet Tuesday through Thursday. Potential to see snow levels as low as 1000 feet at times along the Sierra and below 1000 feet in the northern Sacramento Valley.

Avalanche Watch issued February 16 at 10:56AM PST by NWS Reno NV

Issue date: 2026-02-16T18:56+00:00

AVAREV The following message is transmitted at the request of the U.S. Forest Service Sierra Avalanche Center. The Sierra Avalanche Center in Truckee has issued a BACKCOUNTRY AVALANCHE WATCH for the following areas: NWS Reno NV - NVZ002 (Greater Lake Tahoe)...CAZ072 (Greater Lake Tahoe (CA)) * WHAT...HIGH avalanche danger is anticipated in the backcountry Monday evening, lasting through Tuesday night, and possibly into Wednesday. * WHERE...Central Sierra Nevada Mountains between Yuba Pass (Hwy 49) on the north and Ebbetts Pass (Hwy 4) on the south, including the greater Lake Tahoe area. This applies only to backcountry areas, not to ski areas and highways where avalanche mitigation programs exist. * WHEN...In effect from Sun 07:45 PST to Tue 05:00 PST. * IMPACTS...A powerful storm with rapidly accumulating snowfall and strong winds may cause widespread avalanche activity in the mountains. Large avalanches capable of burying or injuring people could occur in backcountry areas. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Very dangerous avalanche conditions could occur in the backcountry. Traveling in, near, or below backcountry avalanche terrain during HIGH avalanche danger is not recommended. Consult https://www.sierraavalanchecenter.org/ or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.

Winter Storm Warning issued February 16 at 6:33AM PST until February 18 at 10:00PM PST by NWS Reno NV

Issue date: 2026-02-16T14:33+00:00

* WHAT...Heavy snow. Snow accumulations between 2 to 3 feet in the Tahoe Basin, highest on the west shore, and much of Alpine County. Snow accumulations of 3 to 5 feet above 7000 feet. Winds on Tuesday gusting up to 50 mph in valleys, with Sierra ridge gusts over 100 mph. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 10 PM PST Wednesday. * IMPACTS...Travel could be very difficult to impossible with periods of white out conditions. Very strong winds could cause damage to trees and power lines. * ADDITIONAL DETAILS...The highest snowfall rates will be mid-Monday morning through Monday evening, then a second wave mid-Tuesday morning through early Wednesday morning.