Alert archive / Arizona / Special Weather Statements in 2017

Special Weather Statement, NWS Flagstaff, AZ

August 5, 2017

NWS Flagstaff, AZ issued this special weather statement at Aug 5, 2017, 4:03 PM MST. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 5, 2017, 4:03 PM MST (23:03 UTC)
Expired
Aug 5, 2017, 4:45 PM MST
In force
42 min
Issued by
NWS Flagstaff, AZ

The radar

The Flagstaff radar (KFSX), 97 km from the middle of the area, began a volume at 23:06 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.

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 5, 3:22 PM MST, 41 minutes earlier.

Area forecast discussion, Aug 5, 3:22 PM MST, 41 minutes before
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Hazardous weather outlook, Aug 5, 5:13 AM MST, 10 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Flagstaff AZ
513 AM MST Sat Aug 5 2017

AZZ004>018-037>040-060400-
Kaibab Plateau-Marble and Glen Canyons-Grand Canyon Country-
Coconino Plateau-Yavapai County Mountains-
Northeast Plateaus and Mesas Hwy 264 Northward-Chinle Valley-
Chuska Mountains and Defiance Plateau-
Little Colorado River Valley in Coconino County-
Little Colorado River Valley in Navajo County-
Little Colorado River Valley in Apache County-
Western Mogollon Rim-Eastern Mogollon Rim-White Mountains-
Northern Gila County-Yavapai County Valleys and Basins-
Oak Creek and Sycamore Canyons-Black Mesa Area-
Northeast Plateaus and Mesas South of Hwy 264-
513 AM MST Sat Aug 5 2017

This hazardous weather outlook is for Apache...Coconino...
Northern Gila...Navajo...and Yavapai Counties in Northern
Arizona.

.DAY ONE...Today and Tonight

Showers and thunderstorms will continue to move east to
northeast today as a weather disturbance moves east across far
northern Arizona.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Moisture begins to decrease across the area limiting storms to a
more isolated pattern through the weekend and into early next
week.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.

In the hours before

Local storm report, Aug 5, 11:42 AM MST, 4 hours 21 minutes before
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Special weather statement, Aug 5, 4:03 PM MST, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 5:19 PM MSTAreal Flood AdvisoryFGZCoconino, Yavapai116 min
Aug 4, 5:50 PM MSTSpecial Weather StatementFGZ40 min
Aug 4, 6:28 PM MSTFlash Flood WarningFGZYavapai3 hr
Aug 4, 8:04 PM MSTAreal Flood AdvisoryFGZYavapai116 min
Aug 4, 9:18 PM MSTAreal Flood AdvisoryFGZYavapai117 min
Aug 4, 9:31 PM MSTFlash Flood WarningFGZYavapai89 min
Aug 4, 11:36 PM MSTAreal Flood AdvisoryFGZYavapai114 min
Aug 5, 12:38 AM MSTAreal Flood AdvisoryFGZCoconino3 hr

Nearby

Special Weather Statements in Arizona, 2017Every special weather statement in 2017

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.