Alert archive / Arizona / Flash Flood Watches in 2018

Flash Flood Watch 7, NWS Phoenix, AZ

September 18, 2018Gila County, Maricopa County, Pinal County, Arizona

NWS Phoenix, AZ issued this flash flood watch at Sep 18, 2018, 2:55 PM MST for Gila County, Maricopa County, Pinal County, Arizona. It took effect at Sep 19, 2018, 11:00 AM MST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Sep 18, 2018, 2:55 PM MST (21:55 UTC)
In effect from: Sep 19, 2018, 11:00 AM MST
Expired: Sep 19, 2018, 6:49 PM MST
In force: 8 hr
Issued by: NWS Phoenix, AZ
Flood severity: None

Counties Gila County, AZ, Maricopa County, AZ, Pinal County, AZ

The radar

The Phoenix radar (KIWA), 13 km from the middle of the area, began a volume at 21:55 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 Phoenix, AZ wrote its last area forecast discussion before this flash flood watch went out at Sep 18, 5:26 AM MST, 9 hours 29 minutes earlier.

Area forecast discussion, Sep 18, 5:26 AM MST, 9 hours 29 minutes before

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Nearby

Flash Flood Watches in Arizona, 2018 Every flash flood watch in 2018

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.