Effective:

2025-03-12T15:01:00-07:00

Expires:

2025-03-13T15:15:00-07:00

Certainty:

Unknown

Event:

Avalanche Warning

Type:

Alert

Severity:

Unknown

Urgency:

Unknown

Areas:

Greater Lake Tahoe Area; Greater Lake Tahoe Area

AVWREV The following message is transmitted at the request of the U.S. Forest Service Sierra Avalanche Center. BACKCOUNTRY AVALANCHE WARNING IMMEDIATE BROADCAST REQUESTED 17:00 PDT Wed Mar 12 2025 The Sierra Avalanche Center in Truckee has issued a BACKCOUNTRY AVALANCHE WARNING for the following areas: NWS Reno NV - NVZ002 (Greater Lake Tahoe)...CAZ072 (Greater Lake Tahoe (CA)) * WHAT...A period of HIGH avalanche danger and likely a natural avalanche cycle is expected in the backcountry Wednesday evening into early Thursday morning. * 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 does not include ski areas or highways where avalanche mitigation programs exist. * WHEN...In effect from Wed 17:00 PDT to Thu 06:00 PDT. * IMPACTS...Dangerous avalanche conditions are expected in the mountains due to 2 to 3 feet of rapidly accumulating snowfall along with gale force winds blowing and drifting snow. Natural avalanches are likely. Human-triggered avalanches large enough to bury or injure people are very likely. * PRECAUTIONARY / PREPAREDNESS ACTIONS...Traveling in, near, or below backcountry avalanche terrain is not recommended during HIGH avalanche danger. 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.

Instruction:

Effective:

2025-03-12T14:51:00-07:00

Expires:

2025-03-13T17:00:00-07:00

Certainty:

Likely

Event:

Winter Storm Warning

Type:

Update

Severity:

Severe

Urgency:

Expected

Areas:

Greater Lake Tahoe Area; Greater Lake Tahoe Area

* WHAT...Heavy Snow. For areas along the Sierra crest: snow accumulations up to 2 to 3 feet with locally up to 4 feet possible at the highest peaks. For the Sierra communities: snow accumulations up to 10 to 18 inches. Ridge winds gusting as high as 100 mph. For Lake Tahoe: south-southwest winds 20 to 25 mph gusting up to 45 mph with waves up to 2 to 4 feet. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 11 PM PDT Thursday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Wednesday and Thursday AM and PM commutes. Strong winds could cause damage to trees and power lines as well as blowing snow that could cause near whiteout conditions.

Instruction: If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.