Alert archive / Arizona / Freeze Warnings in 2019

Freeze Warning 1, NWS Tucson, AZ

February 19, 2019Pima County, Arizona

NWS Tucson, AZ issued this freeze warning at Feb 19, 2019, 2:49 AM MST for Pima County, Arizona. It took effect at Feb 19, 2019, 11:00 PM MST. It was in force for 9 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 19, 2019, 2:49 AM MST (09:49 UTC)
In effect from
Feb 19, 2019, 11:00 PM MST
Expired
Feb 20, 2019, 8:00 AM MST
In force
9 hr
Issued by
NWS Tucson, AZ

County Pima County, AZ

The radar

The Tucson radar (KEMX), 112 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.

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 Tucson, AZ wrote its last area forecast discussion before this freeze warning went out at Feb 18, 8:36 PM MST, 6 hours 13 minutes earlier.

Area forecast discussion, Feb 18, 8:36 PM MST, 6 hours 13 minutes before
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The office that day

Everything else NWS Tucson, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 19, 2:49 AM MSTHard Freeze WarningTWCPima, Pinal29 hr
Feb 19, 2:49 AM MSTWinter Storm WatchTWCCochise, Graham, Greenlee, Pima, Pinal, Santa Cruz25 hr

Nearby

Freeze Warnings in Arizona, 2019Every freeze warning in 2019

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.