Alert archive / California / River Flood Warnings in 2024

River Flood Warning 1, NWS San Francisco Bay Area, CA

February 3, 2024Santa Clara County, California

NWS San Francisco Bay Area, CA issued this river flood warning at Feb 3, 2024, 4:13 PM PST for Santa Clara County, California. It took effect at Feb 5, 2024, 4:00 AM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 3, 2024, 4:13 PM PST (00:13 UTC)
In effect from
Feb 5, 2024, 4:00 AM PST
Expired
Feb 3, 2024, 4:20 PM PST
In force
Issued by
NWS San Francisco Bay Area, CA
Area
Storm-based polygon
Flood severity
Moderate

County Santa Clara County, CA

The radar

The San Francisco radar (KMUX), 20 km from the middle of the area, began a volume at 00:16 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Guadalupe River (CA) above Almaden Expressway (GUDC1).

Action stage
9 ft
Minor stage
10.5 ft
Moderate stage
11 ft
Major stage
12 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this river flood warning went out at Feb 3, 2:09 PM PST, 2 hours 4 minutes earlier.

Area forecast discussion, Feb 3, 2:09 PM PST, 2 hours 4 minutes before
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The office that day

Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 3, 4:24 PM PSTRiver Flood WarningMTRSanta Clara22 hr
Feb 3, 4:55 PM PSTRiver Flood WarningMTRMonterey21 hr
Feb 3, 5:02 PM PSTRiver Flood WarningMTRSanta Cruz20 hr
Feb 3, 9:09 PM PSTGale WarningMTR103 min
Feb 3, 9:09 PM PSTHurricane Force Wind WarningMTR18 hr
Feb 3, 9:09 PM PSTStorm WarningMTR24 hr
Feb 4, 2:21 AM PSTAreal Flood AdvisoryMTRMarin, Napa, Sonoma10 hr
Feb 4, 9:32 AM PSTAreal Flood WarningMTRMarin, Napa, Sonoma33 hr
Feb 4, 11:10 AM PSTAreal Flood WarningMTRNapa, Sonoma21 hr
Feb 4, 12:02 PM PSTAreal Flood WarningMTRAlameda, Santa Clara20 hr
Feb 4, 12:55 PM PSTSpecial Weather StatementMTRSan Mateo35 min
Feb 4, 1:21 PM PSTCoastal Flood AdvisoryMTRAlameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 2 more20 hr
Feb 4, 1:34 PM PSTSpecial Weather StatementMTRSonoma26 min
Feb 4, 2:00 PM PSTSpecial Weather StatementMTRSonoma30 min
Feb 4, 2:05 PM PSTSpecial Weather StatementMTRAlameda25 min
Feb 4, 2:07 PM PSTSpecial Weather StatementMTRMonterey, San Benito23 min
Feb 4, 2:25 PM PSTSpecial Marine WarningMTR35 min
Feb 4, 2:39 PM PSTSpecial Marine WarningMTR21 min
Feb 4, 2:41 PM PSTSpecial Marine WarningMTR19 min
Feb 4, 3:33 PM PSTSpecial Weather StatementMTRSanta Clara27 min

Nearby

River Flood Warnings in California, 2024Every river flood warning in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.