Alert archive / California / Flash Flood Warnings in 2023

Flash Flood Warning 3, NWS Sacramento, CA

January 1, 2023Sacramento County, California

NWS Sacramento, CA issued this flash flood warning at Jan 1, 2023, 8:47 AM PST for Sacramento County, California. It was in force for 25 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 1, 2023, 8:47 AM PST (16:47 UTC)
Expired: Jan 2, 2023, 10:05 AM PST
In force: 25 hr
Issued by: NWS Sacramento, CA
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

County Sacramento County, CA

The radar

The Sacramento radar (KDAX), 30 km from the middle of the area, began a volume at 16:47 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.

What forecasters said that day

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

NWS Sacramento, CA wrote its last area forecast discussion before this flash flood warning went out at Jan 1, 2:00 AM PST, 6 hours 47 minutes earlier.

Area forecast discussion, Jan 1, 2:00 AM PST, 6 hours 47 minutes before

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The office that day

Everything else NWS Sacramento, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 31, 7:31 PM PST	Special Weather Statement	STO	Sacramento, San Joaquin, Sutter	89 min
Dec 31, 9:13 PM PST	Flash Flood Warning Considerable damage threat	STO	Sacramento	12 hr
Dec 31, 10:12 PM PST	Special Weather Statement	STO	Amador, Calaveras, San Joaquin, Stanislaus	93 min
Dec 31, 10:22 PM PST	Areal Flood Warning	STO	Amador, Calaveras, El Dorado, Nevada, Placer, Sacramento and 7 more	12 hr
Dec 31, 11:28 PM PST	Flash Flood Warning Considerable damage threat	STO	Sacramento	9 hr
Jan 1, 12:42 PM PST	Flash Flood Watch	STO		21 hr
Jan 1, 1:57 PM PST	Winter Weather Advisory	STO		36 hr

Nearby

Flash Flood Warnings in California, 2023 Every flash flood warning in 2023

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.