Alert archive / Arizona / Flash Flood Warnings in 2006

Flash Flood Warning 39, NWS Tucson, AZ

July 28, 2006Cochise County, Arizona

NWS Tucson, AZ issued this flash flood warning at Jul 28, 2006, 4:32 PM MST for Cochise County, Arizona. It was in force for 58 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 28, 2006, 4:32 PM MST (23:32 UTC)
Expired: Jul 28, 2006, 5:30 PM MST
In force: 58 min
Issued by: NWS Tucson, AZ
Area: Counties, with a storm outline in the text

County Cochise County, AZ

The radar

The Tucson radar (KEMX), 108 km from the middle of the area, began a volume at 23:32 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 was reported inside it

Time	Report	Where	Remark
Jul 28, 4:43 PM MST	FLASH FLOOD	18 Nnw Pirtleville, AZ	SHERIFFS DEPARTMENT OFFICIAL REPORTED A VEHICLE STUCK IN FLOODED ROADWAY ON DAVIS ROAD WEST OF MCNEAL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 11.5 hours before the alert went out and 137 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 74 J/kg
Mixed-layer CIN: -228 J/kg
Mixed-layer LCL: 922 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: -49 m²/s²
0-3 km storm-relative helicity: -32 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS55 KTWC 282332
FFWTWC
AZC003-290130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
432 PM MST FRI JUL 28 2006

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL COCHISE COUNTY IN SOUTHEAST ARIZONA

* UNTIL 630 PM MST

* AT 424 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  HEAVY RAINFALL FROM THUNDERSTORMS LOCATED ALONG MCNEAL ROAD 10     
  MILES WEST OF MCNEAL AND JUST SOUTH OF SAN SIMON AND I-10.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MCNEAL     
  ROAD...1-10 NEAR SAN SIMON AND SUNIZONA.

MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE 
CARS...TRUCKS OR SPORT UTILITY VEHICLES THROUGH FLOODED AREAS. THE 
WATER MAY BE TO DEEP TO ALLOW FOR SAFE PASSAGE. 

LAT...LON 3152 10978 3207 10907 3224 10907 3230 10922
      3165 11001

$$
SCHAFFNER
WEATHER.GOV/TUCSON

1 follow-up statement

000 
WGUS75 KTWC 290030
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
530 PM MST FRI JUL 28 2006

AZC003-290130-
COCHISE AZ-
530 PM MST FRI JUL 28 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 630 PM MST FOR
CENTRAL COCHISE COUNTY...

AT 522 PM MST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED A VEHICLE 
STUCK IN DAVIS ROAD WEST OF MCNEAL.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO DAVIS ROAD 
10 MILES WEST OF MCNEAL...SUNIZONA...AND SAN SIMON.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS 
SAFELY.

LAT...LON 3152 10978 3207 10907 3224 10907 3230 10922
      3165 11001

$$
SCHAFFNER
WEATHER.GOV/TUCSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 7:03 PM MST	Flash Flood Warning	TWC	Greenlee	57 min
Jul 27, 7:30 PM MST	Severe Thunderstorm Warning	TWC	Greenlee	45 min
Jul 27, 8:01 PM MST	Severe Thunderstorm Warning	TWC	Graham	44 min
Jul 27, 8:41 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Graham	34 min
Jul 27, 8:59 PM MST	Flash Flood Warning	TWC	Greenlee	61 min
Jul 27, 9:18 PM MST	Severe Thunderstorm Warning	TWC	Cochise, Graham	42 min
Jul 27, 11:10 PM MST	Flash Flood Warning	TWC	Graham	20 min
Jul 28, 12:05 AM MST	Flash Flood Warning	TWC	Pima	115 min
Jul 28, 12:53 AM MST	Flash Flood Warning	TWC	Graham, Pinal	37 min
Jul 28, 12:29 PM MST	Flash Flood Warning	TWC	Cochise	61 min

Nearby

Flash Flood Warnings in Arizona, 2006 Every flash flood warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.