Alert archive / Arizona / Flash Flood Warnings in 2005

Flash Flood Warning 64, NWS Tucson, AZ

August 13, 2005Cochise County, Arizona

NWS Tucson, AZ issued this flash flood warning at Aug 13, 2005, 2:33 PM MST for Cochise County, Arizona. It was in force for 57 min. 2 reports 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
Aug 13, 2005, 2:33 PM MST (21:33 UTC)
Expired
Aug 13, 2005, 3:30 PM MST
In force
57 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), 48 km from the middle of the area, began a volume at 21:34 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

TimeReportWhereRemark
Aug 13, 2:39 PM MSTFLASH FLOOD5 Se Sierra Vista, AZSTREET FLOODING ALONG BUFFALO SOLDIER TRAIL.
Aug 13, 2:40 PM MSTFLASH FLOOD2 E Sierra Vista, AZ7TH AVENUE FLOODED NEAR DOWNTOWN

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, 9.6 hours before the alert went out and 88 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-pSkew-T log-p diagram, Tuscon, AZ at 12:00Z on 2005-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 153 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tuscon, AZ at 12:00Z on 2005-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
153 J/kg
Mixed-layer CIN
-131 J/kg
Mixed-layer LCL
1652 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
51 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 132135
FFWTWC
AZC003-132330-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
233 PM MST SAT AUG 13 2005

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN COCHISE COUNTY IN SOUTHEAST ARIZONA
  THIS INCLUDES THE CITY OF SIERRA VISTA

* UNTIL 430 PM MST

* AT 225 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM NEAR SIERRA VISTA...MOVING SOUTH
  AT 5 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO      
  CHARLESTON...FORT HUACHUCA

SEVERAL THUNDERSTORMS ARE MERGING NEAR THE SIERRA VISTA AREA. THEY 
WILL BE CAPABLE OF PRODUCING 1 TO 2 INCHES OF RAIN IN AN HOUR OR 
LESS. REMEMBER THAT MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. 
DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS...OR LOW WATER 
CROSSINGS. 

LAT...LON 3146 11045 3147 11016 3168 11016 3166 11045

$$
PYTLAK

WEATHER.GOV/TUCSON
3 follow-up statements
000 
WGUS75 KTWC 132147
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
247 PM MST SAT AUG 13 2005

AZC003-132330-
COCHISE AZ-
247 PM MST SAT AUG 13 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 430 PM MST FOR SOUTHWESTERN
COCHISE COUNTY...

AT 245 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT A CLUSTER OF THUNDERSTORMS HAS MERGED OVER SIERRA VISTA. THE 
CLUSTER WAS MOVING SOUTH AT 5 MPH.

BETWEEN 235 AND 245 PM...THREE SEPARATE STORM SPOTTERS IN SIERRA 
VISTA REPORTED FLOODING ALONG BUFFALO SOLDIER TRAIL AND IN DOWNTOWN 
SIERRA VISTA. RADAR INDICATED THAT THE HEAVIEST RAIN...PERHAPS OVER 
AN INCH IN LESS THAN AN HOUR...HAS FALLEN ALONG CHARLESTON ROAD 
BETWEEN SIERRA VISTA AND THE SAN PEDRO RIVER...AND ALONG HIGHWAY 92 
ON THE SOUTHWEST SIDE OF SIERRA VISTA.

EXPECT FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS... 
STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW 
LYING SPOTS. DO NOT DRIVE INTO FLOODED AREAS OR AROUND BARRICADES. 
IF THE ROAD AHEAD IS FLOODED...TURN AROUND DONT DROWN.

LAT...LON 3146 11045 3147 11016 3168 11016 3166 11045

$$
PYTLAK

WEATHER.GOV/TUCSON
000 
WGUS75 KTWC 132247
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
345 PM MST SAT AUG 13 2005

AZC003-132330-
COCHISE AZ-
345 PM MST SAT AUG 13 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 430 PM MST FOR SOUTHWESTERN
COCHISE COUNTY...

AT 340 PM MST...NATIONAL WEATHER SERVICE RADAR INDICATED THAT 
THE THUNDERSTORM THAT PRODUCED VERY HEAVY RAINFALL IN PARTS OF 
SIERRA VISTA HAD DIMINISHED. HOWEVER...AREAS OF LIGHT RAIN CONTINUED 
AROUND SIERRA VISTA. AT 328 PM MST...A WEATHER SPOTTER IN SIERRA 
VISTA REPORTED THAT THE STREET FLOODING HAD SUBSIDED BUT THE WASHES 
WERE STILL RUNNING SWIFTLY. THEREFORE...THE FLASH FLOOD WARNING WILL 
REMAIN IN EFFECT UNTIL 430 PM MST. 

REMEMBER...MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT 
ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS...OR LOW WATER 
CROSSINGS AND DO NOT DRIVE AROUND BARRICADES. NEVER TRY TO CROSS A 
FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER 
MOVE UP TO HIGHER GROUND.

LAT...LON 3146 11045 3147 11016 3168 11016 3166 11045
$$

WEATHER.GOV/TUCSON
000 
WGUS75 KTWC 132329
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
426 PM MST SAT AUG 13 2005

AZC003-132336-
COCHISE AZ-
426 PM MST SAT AUG 13 2005

...THE FLASH FLOOD WARNING FOR SOUTHWESTERN COCHISE COUNTY EXPIRES AT
430 PM MST...

THE THUNDERSTORMS THAT PROMPTED THE FLASH FLOOD WARNING FOR 
SOUTHWESTERN COCHISE COUNTY HAVE DISSIPATED AND THE THREAT FOR FLASH 
FLOODING HAS SUBSIDED. HOWEVER...RAINFALL RUNOFF WILL CONTINUE TO 
DRAIN INTO WASHES...ROADWAY DIPS AND OTHER LOW LYING AREAS. 
MOTORISTS ARE STILL URGED TO USE CAUTION WHILE DRIVING THIS EVENING 
NEAR SIERRA VISTA.

LAT...LON 3146 11045 3147 11016 3168 11016 3166 11045

$$

WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 5:32 PM MSTFlash Flood WarningTWCCochise58 min
Aug 12, 5:37 PM MSTFlash Flood WarningTWCPima53 min
Aug 12, 6:38 PM MSTFlash Flood WarningTWCCochise67 min
Aug 12, 7:20 PM MSTFlash Flood WarningTWCPima55 min
Aug 12, 8:24 PM MSTFlash Flood WarningTWCSanta Cruz66 min
Aug 12, 9:34 PM MSTFlash Flood WarningTWCCochise56 min
Aug 13, 12:21 PM MSTSevere Thunderstorm WarningTWCGreenlee24 min
Aug 13, 2:02 PM MSTSevere Thunderstorm WarningTWCCochise28 min
Aug 13, 3:20 PM MSTFlash Flood WarningTWCSanta Cruz25 min
Aug 13, 3:26 PM MSTFlash Flood WarningTWCPima34 min
Aug 13, 4:23 PM MSTFlash Flood WarningTWCPima67 min

Nearby

Flash Flood Warnings in Arizona, 2005Every flash flood warning in 2005

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.