Alert archive / Arizona / Excessive Heat Watches in 2021

Excessive Heat Watch 1, NWS Tucson, AZ

June 9, 20214 counties in Arizona

NWS Tucson, AZ issued this excessive heat watch at Jun 9, 2021, 2:22 AM MST for 4 counties in Arizona. It took effect at Jun 13, 2021, 10:00 AM MST. It was in force for .

The area

The counties it named.

The facts

Issued: Jun 9, 2021, 2:22 AM MST (09:22 UTC)
In effect from: Jun 13, 2021, 10:00 AM MST
Expired: Jun 9, 2021, 2:41 PM MST
In force
Issued by: NWS Tucson, AZ

Counties Graham County, AZ, Greenlee County, AZ, Pima County, AZ, Pinal County, AZ

The radar

The Tucson radar (KEMX), 100 km from the middle of the area, began a volume at 09:21 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 excessive heat watch 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 excessive heat watch went out at Jun 8, 2:38 PM MST, 11 hours 44 minutes earlier.

Area forecast discussion, Jun 8, 2:38 PM MST, 11 hours 44 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 9, 2:41 PM MST	Excessive Heat Watch	TWC	Graham, Greenlee, Pima, Santa Cruz	70 hr
Jun 9, 2:41 PM MST	Excessive Heat Warning	TWC	Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz	11 days

Nearby

Excessive Heat Watches in Arizona, 2021 Every excessive heat watch in 2021

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.