NOAA's National Weather Service
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WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
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WINTER STORM WARNING | ||
Nevada County | ||
Effective: Wed, 11/20 9:20pm | Severity: Severe | |
Updated: November 21, 2024 2:15 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. |
LAKE WIND ADVISORY | ||
Nevada County | ||
Effective: Wed, 11/20 7:23pm | Severity: Moderate | |
Updated: November 21, 2024 2:15 am | Urgency: Expected | |
Expires: Thu, 11/21 4:00am | Certainty: Likely | |
Areas Affected: Greater Lake Tahoe Area - Greater Lake Tahoe Area | ||
Alert
Details:
* WHAT...Southwest winds 15 to 20 mph with gusts up to 35 mph and waves 2 to 3 feet. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 4 AM PST Thursday. * IMPACTS...Small boats, kayaks and paddle boards will be prone to capsizing and should remain off lake waters until conditions improve. Information: Check lake conditions before heading out and be prepared for a sudden increase in winds and wave heights. Consider postponing boating activities on the lake until a day with less wind. |
WIND ADVISORY | ||
Nevada County | ||
Effective: Wed, 11/20 9:50pm | Severity: Moderate | |
Updated: November 21, 2024 2:15 am | Urgency: Expected | |
Expires: Thu, 11/21 7:00am | Certainty: Likely | |
Areas Affected: Northern Sacramento Valley - Central Sacramento Valley - Northeast Foothills/Sacramento Valley | ||
Alert
Details:
* WHAT...Southeast winds 15 to 25 mph with gusts 35 to 45 mph. * WHERE...Central and Northern Sacramento Valley and Northeast Foothills * WHEN...Until 7 AM PST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Information: Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects. |
FLOOD WATCH | ||
Nevada County | ||
Effective: Thu, 11/21 1:08am | Severity: Severe | |
Updated: November 21, 2024 2:15 am | Urgency: Future | |
Expires: Thu, 11/21 4:00pm | Certainty: Possible | |
Areas Affected: Shasta Lake Area / Northern Shasta County - Northern Sacramento Valley - Central Sacramento Valley - Mountains Southwestern Shasta County to Western Colusa County - Northeast Foothills/Sacramento Valley | ||
Alert
Details:
* WHAT...Prolonged periods of moderate to heavy rain with amounts of 3 to 6 inches expected, and up to 8 to 12 inches possible in the foothills. Flooding caused by excessive rainfall is possible. * WHERE...A portion of northern California, including the following areas, Northern and Central Sacramento Valley, Mountains Southwestern Shasta County to Western Colusa County, Northeast Foothills/Sacramento Valley, and Shasta Lake Area / Northern Shasta County. * WHEN...Through 4 AM PST Saturday morning. * IMPACTS...Excessive runoff may result in sharp rises of rivers, creeks, and streams, and ponding of water or flooding on roadways and other low-lying locations. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood Information: You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. |