Alert archive / California / Frost Advisories in 2022

Frost Advisory 8, NWS San Diego, CA

November 9, 2022San Bernardino County, California

NWS San Diego, CA issued this frost advisory at Nov 9, 2022, 12:55 PM PST for San Bernardino County, California. It took effect at Nov 10, 2022, 12:00 AM PST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Nov 9, 2022, 12:55 PM PST (20:55 UTC)
In effect from
Nov 10, 2022, 12:00 AM PST
Expired
Nov 10, 2022, 8:00 AM PST
In force
8 hr
Issued by
NWS San Diego, CA

County San Bernardino County, CA

The radar

The Edwards AFB radar (KEYX), 129 km from the middle of the area, began a volume at 21:00 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 frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Diego, CA wrote its last area forecast discussion before this frost advisory went out at Nov 8, 1:54 PM PST, 23 hours 1 minute earlier.

Area forecast discussion, Nov 8, 1:54 PM PST, 23 hours 1 minute before
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The office that day

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

IssuedProductOfficeCountiesLasted
Nov 8, 5:26 PM PSTAreal Flood AdvisorySGXRiverside, San Diego3 hr
Nov 8, 6:15 PM PSTAreal Flood AdvisorySGXOrange, Riverside, San Bernardino, San Diego3 hr

Nearby

Frost Advisories in California, 2022Every frost advisory in 2022

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.