Alert archive / California / Freeze Warnings in 2023

Freeze Warning 3, NWS San Diego, CA

February 15, 2023Riverside County, San Bernardino County, California

NWS San Diego, CA issued this freeze warning at Feb 15, 2023, 3:24 AM PST for Riverside County, San Bernardino County, California. It took effect at Feb 16, 2023, 12:00 AM PST. It was in force for 8 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
Feb 15, 2023, 3:24 AM PST (11:24 UTC)
In effect from
Feb 16, 2023, 12:00 AM PST
Expired
Feb 16, 2023, 8:00 AM PST
In force
8 hr
Issued by
NWS San Diego, CA

Counties Riverside County, CA, San Bernardino County, CA

The radar

The Santa Ana Mts radar (KSOX), 152 km from the middle of the area, began a volume at 11:25 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 Feb 14, 2:19 PM PST, 13 hours 5 minutes earlier.

Area forecast discussion, Feb 14, 2:19 PM PST, 13 hours 5 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 3:24 AM PSTFrost AdvisorySGXSan Diego29 hr
Feb 15, 5:45 AM PSTSmall Craft AdvisorySGX8 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.