Alert archive / Northern Mariana Islands / Typhoon Warnings in 2023

Typhoon Warning 4002, NWS Guam

May 21, 2023

NWS Guam issued this typhoon warning at May 21, 2023, 8:24 PM CDT. It was in force for 3 days. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 21, 2023, 8:24 PM CDT (01:24 UTC)
Expired: May 25, 2023, 2:59 AM CDT
In force: 3 days
Issued by: NWS Guam

What forecasters said that day

The local office's own words before this typhoon warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Guam wrote its last area forecast discussion before this typhoon warning went out at May 21, 5:11 PM CDT, 3 hours 13 minutes earlier.

Area forecast discussion, May 21, 5:11 PM CDT, 3 hours 13 minutes before

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The office that day

Everything else NWS Guam issued on the same UTC day.

Issued	Product	Office	Lasted
May 21, 8:24 PM CDT	Tropical Storm Warning	GUM	68 hr
May 22, 12:05 AM CDT	High Surf Advisory	GUM	39 hr
May 22, 3:23 PM CDT	Areal Flood Advisory	GUM	3 hr

Nearby

Typhoon Warnings in Northern Mariana Islands, 2023 Typhoon Warnings in Guam, 2023 Every typhoon 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.