Alert archive / California / Areal Flood Advisories in 2021
Areal Flood Advisory 30, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this areal flood advisory at Dec 24, 2021, 1:55 AM PST for 4 counties in California. It was in force for 95 min.
The area
The counties it named.
The facts
- Issued
- Dec 24, 2021, 1:55 AM PST (09:55 UTC)
- Expired
- Dec 24, 2021, 3:30 AM PST
- In force
- 95 min
- Issued by
- NWS San Francisco Bay Area, CA
- Area
- Storm-based polygon
Counties City and County of San Francisco, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA
The radar
The San Francisco radar (KMUX), 31 km from the middle of the area, began a volume at 09:53 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 office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 2:46 AM PST | Small Craft Advisory | MTR | 4 days | |
| Dec 24, 2:38 PM PST | Small Craft Advisory | MTR | 4 days |
Nearby
Areal Flood Advisories in California, 2021Every areal flood advisory in 2021
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.