NOAA's National Weather Service
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WARNINGS - WATCHES - ADVISORIES - STATEMENTS
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WINTER STORM WARNING | ||
Sierra County | ||
Effective: Thu, 11/21 3:25am | Severity: Severe | |
Updated: November 21, 2024 3:45 am | Urgency: Expected | |
Expires: Thu, 11/21 1:00pm | Certainty: Likely | |
Areas Affected: Lassen-Eastern Plumas-Eastern Sierra Counties - Greater Lake Tahoe Area - Greater Lake Tahoe Area | ||
Alert
Details:
* WHAT...Heavy snow. Snow accumulations between 1 to 2 feet above 7,000 feet with 2 to 6 inches below 7,000 feet. Ridge winds gusting as high as 75 mph. * WHERE...Greater Lake Tahoe Area, and Lassen-Eastern Plumas-Eastern Sierra Counties. * WHEN...From 10 AM Friday to 10 PM PST Saturday. * IMPACTS...Travel could be very difficult to impossible. The hazardous conditions could impact the Friday evening commute. Very strong winds could cause extensive damage to trees and power lines. Information: 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. |
WINTER STORM WARNING | ||
Sierra County | ||
Effective: Wed, 11/20 9:20pm | Severity: Severe | |
Updated: November 21, 2024 3:45 am | Urgency: Expected | |
Expires: Thu, 11/21 4:00am | Certainty: Likely | |
Areas Affected: Burney Basin / Eastern Shasta County - Western Plumas County/Lassen Park - West Slope Northern Sierra Nevada | ||
Alert
Details:
* WHAT...Heavy wet snow. Additional snow accumulations 2 to 5 inches. Winds gusting as high as 45 mph. * WHERE...Burney Basin / Eastern Shasta County, West Slope Northern Sierra Nevada, and Western Plumas County/Lassen Park Counties. * WHEN...Until 4 AM PST Thursday. * IMPACTS...Slick travel conditions expected, with snow covered roads and chain controls likely. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snow levels 5000 to 6500 feet. Information: Check the latest road conditions from Caltrans online at quickmap.dot.ca.gov or dial 5 1 1. |
FLOOD ADVISORY | ||
Sierra County | ||
Effective: Wed, 11/20 2:18pm | Severity: Minor | |
Updated: November 21, 2024 3:45 am | Urgency: Expected | |
Expires: Sat, 11/23 12:00pm | Certainty: Likely | |
Areas Affected: Lassen, CA - Plumas, CA - Sierra, CA | ||
Alert
Details:
* WHAT...Minor flooding is forecast for the Susan River, small creeks and streams, and on or near recent burn scars. This does not include the Middle Fork of the Feather. * WHERE...Northeast California including Lassen, eastern Plumas, and eastern Sierra counties. * WHEN...Until noon PST Saturday. Flows are expected to rise though the day Thursday into Friday with peak flows occurring late Friday to early Saturday morning. * IMPACTS...Minor flooding along low lying areas near the Susan River in and downstream of Susanville, as well as near other creeks, streams, urban areas. Rock and debris may cover roads especially near or below recent burn areas. * ADDITIONAL DETAILS... - At 210 PM PST, Rounds of high elevation snow and heavy rain are forecast today through Saturday morning before transitioning to snow. - Additional rainfall amounts of 3 to 6 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Eagle Lake, Termo, Herlong, Beckwourth, Doyle, Blairsden, Plumas Eureka State Park, Graeagle, Chilcoot, Bieber, Sierraville, Nubieber, Stampede Reservoir, Verdi, Susanville, Standish, Janesville, Aspen Grove Campground, Antelope Lake and Spaulding. - http://www.weather.gov/safety/flood For river forecast updates, visit cnrfc.noaa.gov Information: Sand bagging maybe required to protect low lying property along the Susan River and small creeks and streams. Be aware of you surroundings, don't drive on flooded roads. |