Alert archive / Arizona / Areal Flood Warnings in 2023

Areal Flood Warning 21, NWS Phoenix, AZ

March 22, 2023Maricopa County, Arizona

NWS Phoenix, AZ issued this areal flood warning at Mar 22, 2023, 4:46 AM MST for Maricopa County, Arizona. It was in force for 19 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: Mar 22, 2023, 4:46 AM MST (11:46 UTC)
Expired: Mar 23, 2023, 12:00 AM MST
In force: 19 hr
Issued by: NWS Phoenix, AZ
Area: Storm-based polygon
Flood severity: None

County Maricopa County, AZ

The radar

The Phoenix radar (KIWA), 77 km from the middle of the area, began a volume at 11:46 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 areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Phoenix, AZ wrote its last area forecast discussion before this areal flood warning went out at Mar 22, 3:05 AM MST, 1 hour 41 minutes earlier.

Area forecast discussion, Mar 22, 3:05 AM MST, 1 hour 41 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 21, 7:24 PM MST	Areal Flood Warning	PSR	Maricopa	29 hr
Mar 21, 9:53 PM MST	Areal Flood Warning	PSR	Maricopa	34 hr
Mar 21, 11:26 PM MST	Areal Flood Warning	PSR	Maricopa	34 hr
Mar 22, 8:23 AM MST	Areal Flood Warning	PSR	Maricopa	6 hr
Mar 22, 12:17 PM MST	Areal Flood Warning	PSR	Maricopa	25 hr
Mar 22, 3:53 PM MST	Areal Flood Warning	PSR	Maricopa	14 hr

Nearby

Areal Flood Warnings in Arizona, 2023 Every areal flood 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.