U.S. Alerts |
NOAA's National Weather Service
Each location shows all alerts on one page:
WARNINGS - WATCHES - ADVISORIES - STATEMENTS
Updates every 15 Minutes
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WINTER STORM WARNING | ||
Shasta County | ||
Effective: Fri, 11/22 11:08am | Severity: Severe | |
Updated: November 22, 2024 11:16 am | Urgency: Expected | |
Expires: Sat, 11/23 3:15am | Certainty: Likely | |
Areas Affected: Western Plumas County/Lassen Park - West Slope Northern Sierra Nevada | ||
Alert
Details:
* WHAT...Heavy snow expected for elevations above 5500 feet. Total snow accumulations of 1 to 4 feet and up to 5 feet along higher peaks. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park Counties. * WHEN...From 4 PM this afternoon to 4 PM PST Tuesday. * IMPACTS...Snow-covered roads, chain controls and travel delays are likely which will result in very difficult travel at times above 5500 feet. * ADDITIONAL DETAILS...Snow levels this afternoon will be high from 6000-7000 feet, then quickly lowering to around 5000 feet Saturday morning. Snowfall will decrease in intensity from late Saturday afternoon into Sunday, followed by heavy snow at times again Monday and Tuesday. Information: Check the latest road conditions from Caltrans online at quickmap.dot.ca.gov or dial 5 1 1. |
FLOOD ADVISORY | ||
Shasta County | ||
Effective: Fri, 11/22 9:01am | Severity: Minor | |
Updated: November 22, 2024 11:16 am | Urgency: Expected | |
Expires: Sat, 11/23 9:00am | Certainty: Likely | |
Areas Affected: Butte, CA - Colusa, CA - Glenn, CA - Lassen, CA - Plumas, CA - Shasta, CA - Sierra, CA - Sutter, CA - Tehama, CA - Yuba, CA | ||
Alert
Details:
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northern California, including the following counties, Butte, Colusa, Glenn, Lassen, Plumas, Shasta, Sierra, Sutter, Tehama and Yuba. * WHEN...Until 900 AM PST Saturday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. Ponding of water in urban or other areas is occurring or is imminent. Increasing water levels along streams and creeks with enhanced runoff in the Park Fire burn scar. * ADDITIONAL DETAILS... - At 901 AM PST, Doppler radar and automated rain gauges indicated heavy rain. Minor flooding is already occurring in the advisory area. Between 3 and 10 inches of rain have fallen. - Additional rainfall amounts up to 4 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Chico, Paradise, Oroville, Pulga, Mineral, Brush Creek Rs, Chester, Quincy, Palermo, Shingletown, Glenn, Gridley, East Quincy, Mill Creek, Butte Meadows, Stirling City, Lovelock, De Sabla Powerhouse, Storrie and Forest Ranch. - http://www.weather.gov/safety/flood Information: Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. |
FLOOD ADVISORY | ||
Shasta County | ||
Effective: Fri, 11/22 8:00am | Severity: Minor | |
Updated: November 22, 2024 11:16 am | Urgency: Expected | |
Expires: Fri, 11/22 11:45am | Certainty: Likely | |
Areas Affected: Butte, CA - Colusa, CA - Glenn, CA - Shasta, CA - Tehama, CA | ||
Alert
Details:
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northern California, including the following counties, Butte, Colusa, Glenn, Shasta and Tehama. * WHEN...Until 1145 AM PST. * IMPACTS...Rises in small streams and normally dry arroyos. Water over roadways. Overflowing poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 759 AM PST, California Highway Patrol reported areas of roadway flooding along CA-99 in Tehama County between Los Molinos and Red Bluff. Minor flooding is already occurring. Between 3 and 9 inches of rain have fallen in the advisory area. - Some locations that will experience flooding include... Redding, Red Bluff, Corning, Orland, Willows, Elk Creek, Palo Cedro, Alder Springs, Yolla Bolly District Rs, Shasta Dam, Shingletown, Glenn, Shasta Lake, Anderson, Tehama, Rancho Tehama Reserve, Blossom, Flournoy, Henleyville and Paskenta. - http://www.weather.gov/safety/flood Information: Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. |
FLOOD WATCH | ||
Shasta County | ||
Effective: Thu, 11/21 11:21pm | Severity: Severe | |
Updated: November 22, 2024 11:16 am | Urgency: Future | |
Expires: Fri, 11/22 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 additional amounts of 1 to 4 inches expected, and up to 4 to 9 inches possible in the foothills. Flooding caused by excessive rainfall is possible. * WHERE...A portion of northern California, including the following areas, Central Sacramento Valley, Mountains Southwestern Shasta County to Western Colusa County, Northeast Foothills/Sacramento Valley, Northern Sacramento Valley and Shasta Lake Area / Northern Shasta County. * WHEN...Through late Friday night. * 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. |