Alert archive / Arizona / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 38, NWS Flagstaff, AZ

September 2, 2013Coconino County, Yavapai County, Arizona

NWS Flagstaff, AZ issued this severe thunderstorm warning at Sep 2, 2013, 4:43 PM MST for Coconino County, Yavapai County, Arizona. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 2, 2013, 4:43 PM MST (23:43 UTC)
Expired: Sep 2, 2013, 5:15 PM MST
In force: 32 min
Issued by: NWS Flagstaff, AZ
Area: Storm-based polygon

Counties Coconino County, AZ, Yavapai County, AZ

The radar

The Flagstaff radar (KFSX), 113 km from the middle of the area, began a volume at 23:47 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 severe thunderstorm warning 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 severe thunderstorm warning went out at Sep 2, 2:40 PM MST, 2 hours 3 minutes earlier.

Area forecast discussion, Sep 2, 2:40 PM MST, 2 hours 3 minutes before

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Hazardous weather outlook, Sep 1, 6:31 PM MST, 22 hours 12 minutes before

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In the hours before

Special weather statement, Sep 2, 3:13 PM MST, 1 hour 30 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
313 PM MST MON SEP 2 2013

AZZ008-016-018-037-022300-
GILA AZ-YAVAPAI AZ-NAVAJO AZ-
313 PM MST MON SEP 2 2013

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A

SIGNIFICANT WEATHER ADVISORY FOR...
  CENTRAL GILA COUNTY IN EAST CENTRAL ARIZONA
  SOUTHWESTERN NAVAJO COUNTY IN NORTHEAST ARIZONA
  EXTREME SOUTHEASTERN YAVAPAI COUNTY IN WEST CENTRAL ARIZONA

UNTIL 400 PM MST

AT 307 PM MST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
SEVERAL STRONG THUNDERSTORMS SOUTH OF YOUNG AND PAYSON IN NORTHERN
GILA COUNTY. THESE STORMS ARE MOVING NORTHWEST AT 5 MPH.

HAIL UP TO THE SIZE OF NICKELS AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THESE STORM...ALONG WITH HEAVY RAIN.

LOCATIONS IMPACTED INCLUDE...
   YOUNG...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE ADVISORY AREA AND STORMS APPROACH...TAKE SHELTER IN
A STURDY BUILDING.

&&

LAT...LON 3379 11114 3391 11128 3395 11139 3400 11144
      3400 11147 3414 11164 3419 11054 3382 11061
      3375 11070 3375 11100
TIME...MOT...LOC 2212Z 134DEG 5KT 3399 11100

RB

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 1, 5:13 PM MST	Special Weather Statement	FGZ		47 min
Sep 1, 5:43 PM MST	Areal Flood Advisory	FGZ	Apache	3 hr
Sep 2, 3:13 PM MST	Special Weather Statement	FGZ	Gila	47 min
Sep 2, 3:38 PM MST	Areal Flood Advisory	FGZ	Gila, Yavapai	3 hr
Sep 2, 3:53 PM MST	Severe Thunderstorm Warning	FGZ	Gila	37 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2013 Every severe thunderstorm warning in 2013

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.