Minor

Minimal to no known threat to life or property

Flood Advisory 11/21/2024 01:24 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northwest California, including the following<br /> counties, southeastern Humboldt, northwestern Mendocino and<br /> southwestern Trinity. * WHEN...Until 415 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Water over roadways. * ADDITIONAL DETAILS...<br /> - At 123 AM PST, Doppler radar indicated heavy rain due to<br />

Flood Advisory 11/21/2024 01:13 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Urban area and small stream flooding caused by excessive<br /> rainfall continues. * WHERE...Most of Marin County and southern Sonoma County, including<br /> the cities of San Rafael and Petaluma. * WHEN...Until 330 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Rises in small streams and normally dry arroyos. Overflowing poor<br /> drainage areas. * ADDITIONAL DETAILS...<br />

Flood Advisory 11/21/2024 00:40 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by excessive rainfall is occurring. * WHERE...A portion of northwest California, including the following<br /> county, northwestern Humboldt. * WHEN...Until 645 AM PST Thursday. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Water over roadways. * ADDITIONAL DETAILS...<br /> - At 1240 AM PST, local law enforcement reported flooding in<br /> the advisory area. Minor flooding is already occurring.<br />

Flood Advisory 11/20/2024 23:17 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Urban area and small stream flooding caused by excessive<br /> rainfall is expected. * WHERE...Northwestern Alameda County north of downtown Oakland,<br /> western Contra Costa County and southern Marin County. * WHEN...Until 515 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Rises in small streams and normally dry arroyos. Water over<br /> roadways. * ADDITIONAL DETAILS...<br />

Flood Advisory 11/20/2024 23:18 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Urban area and small stream flooding caused by excessive<br /> rainfall is expected. * WHERE...Southern Napa County including the city of Napa. * WHEN...Until 515 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Rises in small streams and normally dry arroyos. Water over<br /> roadways. * ADDITIONAL DETAILS...<br /> - At 1118 PM PST, Doppler radar and automated rain gauges<br />

Flood Advisory 11/20/2024 23:27 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Small stream flooding caused by excessive rainfall<br /> continues. * WHERE...A portion of central California, including the following<br /> county, southeastern Lake. * WHEN...Until 130 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Water over roadways. * ADDITIONAL DETAILS...<br /> - At 1126 PM PST, Doppler radar and automated rain gauges<br /> indicated heavy rain. This will cause small stream flooding.<br />

Flood Advisory 11/20/2024 23:12 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of northwest California, including the following<br /> counties, southeastern Humboldt, northwestern Mendocino and<br /> southwestern Trinity. * WHEN...Until 215 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Water over roadways. * ADDITIONAL DETAILS...<br /> - At 1112 PM PST, Doppler radar indicated heavy rain due to<br />

Flood Advisory 11/20/2024 22:27 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Urban area and small stream flooding caused by excessive<br /> rainfall continues. * WHERE...Areas near Calistoga, St. Helena, Yountville, Lake<br /> Berryessa, and the city of Sonoma in northeastern Sonoma and<br /> northern and central Napa counties. * WHEN...Until 215 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Rises in small streams and normally dry arroyos. Overflowing poor<br /> drainage areas.

Flood Advisory 11/20/2024 21:21 for California areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Urban area and small stream flooding caused by excessive<br /> rainfall is ongoing. * WHERE...Northern and central Sonoma County, including the Sonoma<br /> coastal ranges, the 101 corridor including the city of Santa Rosa,<br /> and the Mayacamas. * WHEN...Until 315 AM PST. * IMPACTS...Minor flooding in low-lying and poor drainage areas.<br /> Rises in small streams and normally dry arroyos. Overflowing poor<br /> drainage areas.
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