Alert archive / California / Frost Advisories in 2024

Frost Advisory 6, NWS San Diego, CA

January 11, 2024Riverside County, San Bernardino County, San Diego County, California

NWS San Diego, CA issued this frost advisory at Jan 11, 2024, 12:26 PM PST for Riverside County, San Bernardino County, San Diego County, California. It took effect at Jan 11, 2024, 10:00 PM PST. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Jan 11, 2024, 12:26 PM PST (20:26 UTC)
In effect from
Jan 11, 2024, 10:00 PM PST
Expired
Jan 12, 2024, 8:00 AM PST
In force
10 hr
Issued by
NWS San Diego, CA

Counties Riverside County, CA, San Bernardino County, CA, San Diego County, CA

The radar

The Santa Ana Mts radar (KSOX), 122 km from the middle of the area, began a volume at 20:28 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 Jan 10, 1:48 PM PST, 22 hours 38 minutes earlier.

Area forecast discussion, Jan 10, 1:48 PM PST, 22 hours 38 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jan 11, 12:55 PM PSTCoastal Flood AdvisorySGXOrange, San Diego23 hr

Nearby

Frost Advisories in California, 2024Every frost advisory in 2024

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.