Alert archive / Arizona / Flash Flood Warnings in 2006

Flash Flood Warning 13, NWS Tucson, AZ

July 5, 2006Pima County, Arizona

NWS Tucson, AZ issued this flash flood warning at Jul 5, 2006, 4:44 PM MST for Pima County, Arizona. It was in force for 61 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 5, 2006, 4:44 PM MST (23:44 UTC)
Expired
Jul 5, 2006, 5:45 PM MST
In force
61 min
Issued by
NWS Tucson, AZ
Area
Counties, with a storm outline in the text

County Pima County, AZ

The radar

The Tucson radar (KEMX), 37 km from the middle of the area, began a volume at 23:44 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
Jul 5, 5:20 PM MSTFLASH FLOOD3 E Tucson, AZFLASH FLOODING OF WASHES NEAR KOLB AND GOLF LINKS ROADS

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, 11.7 hours before the alert went out and 21 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 2006-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 246 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 2006-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939Sfc1 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
246 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
894 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
104 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 052347
FFWTWC
AZC019-060145-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
444 PM MST WED JUL 5 2006

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL PIMA COUNTY IN SOUTH CENTRAL ARIZONA
  THIS INCLUDES THE CITY OF GREEN VALLEY AND SOUTHERN PORTIONS OF 
   THE TUCSON METRO AREA 

* UNTIL 645 PM MST

* AT 436 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM ABOUT 9 MILES SOUTH OF 
  TUCSON...MOVING NORTH AT 15 MPH. AN AUTOMATED RAIN GAGE ALONG
  SOUTH WILMOT ROAD REPORTED 0.87 INCHES OF RAIN HAS FALLEN IN THE 
  LAST 30 MINUTES. RAINFALL RUNOFF WILL QUICKLY FILL INTO NORMALLY 
  DRY WASHES AND ROADWAY DIPS.  

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  DAVIS-MONTHAN AIR FORCE BASE AND SOUTH TUCSON.

NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES THROUGH FLOODED
AREAS. THE WATER MAY BE TO DEEP TO ALLOW FOR SAFE PASSAGE.

LAT...LON 3196 11113 3180 11101 3186 11082 3221 11082
      3220 11110

$$

WEATHER.GOV/TUCSON
2 follow-up statements
000 
WGUS75 KTWC 060020
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
515 PM MST WED JUL 5 2006

AZC019-060145-
PIMA AZ-
515 PM MST WED JUL 5 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM MST FOR EAST
CENTRAL PIMA COUNTY...

AT 515 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING OVER EASTERN PIMA 
COUNTY. THE HEAVIEST PRECIPITATION HAS FALLEN ALONG SOUTH WILMOT 
ROAD...NEAR THE TUCSON INTERNATIONAL AIRPORT...THE SAN JAVIER 
MISSION AND THE RINCON MOUNTAINS. THESE STORMS ARE CAPABLE OF 
PRODUCING RAINFALL RATES AS HIGH AS A HALF INCH IN 15 MINUTES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF NORMALLY 
DRY WASHES AND ROADWAY DIPS AS WELL AS OTHER POOR DRAINAGE AREAS AND 
LOW LYING SPOTS.

NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES THROUGH FLOODED
AREAS. THE WATER MAY BE TO DEEP TO ALLOW FOR SAFE PASSAGE.

LAT...LON 3196 11113 3180 11101 3187 11075 3200 11074
      3196 11049 3216 11051 3220 11110

$$

WEATHER.GOV/TUCSON
000 
WGUS75 KTWC 060042
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
537 PM MST WED JUL 5 2006

AZC019-060145-
PIMA AZ-
537 PM MST WED JUL 5 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 645 PM MST FOR EAST
CENTRAL PIMA COUNTY...

AT 537 PM MST...TRAINED WEATHER SPOTTERS REPORTED FLASH FLOODING 
OCCURRING NEAR KOLB ROAD BETWEEN GOLF LINKS AND 22ND STREET. IN 
ADDITION...AUTOMATED RAIN GAGES REPORTED 1.02 ALONG SOUTH WILMOT 
ROAD...0.75 INCHES NEAR THE INTERSECTION OF TANQUE VERDE AND PANTANO 
ROADS...AND 1.38 IN MANNING CAMP LOCATED IN THE RINCON MOUNTAINS. 

THE HEAVIEST RAINFALL RUNOFF IS CURRENTLY OCCURRING ACROSS THE 
EASTERN PORTIONS OF THE TUCSON METRO AREAS...INCLUDING THE NORTHEAST 
FOOTHILLS. EXCESSIVE RAINFALL RUNOFF CONTINUES TO FILL INTO 
WASHES...ROADWAY DIPS...POOR DRAINAGE AREAS AND OTHER LOW LYING AREAS 
NEAR GREEN VALLEY...SAHUARITA AND NEAR THE TUCSON INTERNATIONAL 
AIRPORT.

NEVER DRIVE CARS...TRUCKS OR SPORT UTILITY VEHICLES THROUGH FLOODED 
AREAS. THE WATER MAY BE TO DEEP TO ALLOW FOR SAFE PASSAGE.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF 
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

LAT...LON 3196 11113 3180 11101 3187 11075 3207 11078
      3196 11049 3229 11049 3237 11076 3237 11090

$$

WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 4, 7:32 PM MSTFlash Flood WarningTWCCochise28 min
Jul 4, 7:32 PM MSTSevere Thunderstorm WarningTWCCochise43 min
Jul 4, 9:17 PM MSTSevere Thunderstorm WarningTWCPima58 min
Jul 5, 4:27 PM MSTSevere Thunderstorm WarningTWCPima48 min

Nearby

Flash Flood Warnings in Arizona, 2006Every 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.