Alert archive / Arizona / Flash Flood Watches in 2020

Flash Flood Watch 2, NWS Flagstaff, AZ

March 11, 2020Coconino County, Gila County, Yavapai County, Arizona

NWS Flagstaff, AZ issued this flash flood watch at Mar 11, 2020, 3:31 AM MST for Coconino County, Gila County, Yavapai County, Arizona. It took effect at Mar 12, 2020, 11:00 AM MST. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued: Mar 11, 2020, 3:31 AM MST (10:31 UTC)
In effect from: Mar 12, 2020, 11:00 AM MST
Expired: Mar 13, 2020, 8:00 PM MST
In force: 33 hr
Issued by: NWS Flagstaff, AZ
Flood severity: None

Counties Coconino County, AZ, Gila County, AZ, Yavapai County, AZ

The radar

The Flagstaff radar (KFSX), 51 km from the middle of the area, began a volume at 10:32 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 flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Flagstaff, AZ wrote its last area forecast discussion before this flash flood watch went out at Mar 10, 2:38 PM MST, 12 hours 53 minutes earlier.

Area forecast discussion, Mar 10, 2:38 PM MST, 12 hours 53 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 11, 9:32 AM MST	Areal Flood Advisory	FGZ	Coconino, Yavapai	3 hr
Mar 11, 10:47 AM MST	Areal Flood Advisory	FGZ	Coconino, Gila	3 hr
Mar 11, 3:41 PM MST	Areal Flood Advisory	FGZ	Coconino, Yavapai	56 hr
Mar 11, 4:47 PM MST	Flash Flood Warning Considerable damage threat	FGZ	Yavapai	4 hr

Nearby

Flash Flood Watches in Arizona, 2020 Every flash flood watch in 2020

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.