Alert archive / California / Freeze Warnings in 2023

Freeze Warning 1, NWS San Diego, CA

January 20, 2023San Bernardino County, California

NWS San Diego, CA issued this freeze warning at Jan 20, 2023, 1:12 PM PST for San Bernardino County, California. It took effect at Jan 20, 2023, 10:00 PM PST. It was in force for . 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 20, 2023, 1:12 PM PST (21:12 UTC)
In effect from
Jan 20, 2023, 10:00 PM PST
Expired
Jan 20, 2023, 2:33 PM PST
In force
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 21:10 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 freeze warning 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 freeze warning went out at Jan 20, 9:12 AM PST, 4 hours earlier.

Area forecast discussion, Jan 20, 9:12 AM PST, 4 hours before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jan 20, 2:45 AM PSTFrost AdvisorySGXRiverside, San Bernardino29 hr
Jan 20, 2:45 AM PSTFreeze WatchSGXSan Bernardino10 hr

Nearby

Freeze Warnings in California, 2023Every freeze 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.