Alert archive / Arizona / Flash Flood Warnings in 2006

Flash Flood Warning 9, NWS Tucson, AZ

July 2, 2006Pima County, Arizona

NWS Tucson, AZ issued this flash flood warning at Jul 2, 2006, 5:53 PM MST for Pima County, Arizona. It was in force for 67 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
Jul 2, 2006, 5:53 PM MST (00:53 UTC)
Expired
Jul 2, 2006, 7:00 PM MST
In force
67 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 00:56 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 nearest sounding before it

Tuscon, AZ (KTUS), launched 00:00Z, 0.9 hours before the alert went out and 31 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 00:00Z on 2006-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 949 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2006-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 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
949 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
3085 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
48 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 030059
FFWTWC
AZC019-030300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
553 PM MST SUN JUL 2 2006

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN PIMA COUNTY IN SOUTH CENTRAL ARIZONA

* UNTIL 800 PM MST

* AT 547 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  ANOTHER SERIES OF STRONG THUNDERSTORMS WITH VERY HEAVY RAINFALL
  OVER THE RINCON MOUNTAINS EXTENDING SOUTHWEST TO NEAR SAGUARO
  NATIONAL PARK EAST. COMBINED WITH CONTINUED RUNOFF FROM EARLIER
  HEAVY RAINFALL IN THE CATALINAS FLASH FLOODING CONCERNS WILL
  CONTINUE INTO THE EVENING HOURS.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EASTERN AND
  SOUTHERN PORTIONS OF THE CATALINA MOUNTAINS AS WELL AS AREAS IN AND
  AROUND THE RINCON MOUNTAINS AND FOOTHILLS.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
STREAMS...CREEKS AND WASHES AS WELL AS ROADS. CAMPERS AND HIKERS 
SHOULD AVOID STREAMS OR CREEKS. DO NOT DRIVE YOUR VEHICLE INTO AREAS 
WHERE THE WATER COVERS THE ROADWAY.

LAT...LON 3204 11046 3245 11046 3252 11075 3206 11073

$$

WEATHER.GOV/TUCSON
2 follow-up statements
000 
WGUS75 KTWC 030147
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
644 PM MST SUN JUL 2 2006

AZC019-030300-
PIMA AZ-
644 PM MST SUN JUL 2 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM MST FOR
NORTHEASTERN PIMA COUNTY...

AT 640 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
RAINFALL RATES ACROSS MOST OF EASTERN PIMA COUNTY HAD GREATLY 
DIMINISHED. HOWEVER...EARLIER RAINFALL AMOUNTS IN EXCESS OF 2 INCHES 
IN SOME LOCATIONS OF THE EASTERN AND SOUTHERN CATALINAS AS WELL AS 
THE RINCON MOUNTAINS WILL CONTINUE TO RUNOFF AND CAUSE FLOODING 
PROBLEMS INTO THE EARLY EVENING HOURS FOR SOME MOUNTAIN AND 
FOOTHILLS LOCATIONS.

LAT...LON 3204 11046 3245 11046 3252 11075 3206 11073

$$

WEATHER.GOV/TUCSON
000 
WGUS75 KTWC 030305
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
800 PM MST SUN JUL 2 2006

AZC019-030320-
PIMA AZ-
800 PM MST SUN JUL 2 2006

...FLASH FLOOD WARNING EXPIRED FOR NORTHEASTERN PIMA COUNTY...

AT 755 PM MST...ISOLATED SHOWERS CONTINUED OVER PORTIONS OF EASTERN 
PIMA COUNTY...BUT THE AREAS OF HEAVY RAINFALL FROM EARLIER IN THE 
AFTERNOON OVER THE CATALINA AND RINCON MOUNTAINS HAD GREATLY 
DIMINISHED. SOME RUNOFF WILL CONTINUE OVERNIGHT...AND A FEW 
ADDITIONAL STORMS MAY MOVE IN FROM THE EAST...BUT OVERALL CONDITIONS 
ARE BECOMING LESS FAVORABLE TO SUSTAIN HEAVY RAINFALL OVER A LARGE 
ENOUGH AREA TO WARRANT ANY EXTENSION IN THE WARNING EVEN WITH 
ISOLATED NEW DEVELOPMENT.

LAT...LON 3204 11046 3245 11046 3252 11075 3206 11073

$$

WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 1:33 PM MSTSevere Thunderstorm WarningTWCSanta Cruz42 min
Jul 3, 2:13 PM MSTSevere Thunderstorm WarningTWCSanta Cruz47 min
Jul 3, 3:56 PM MSTFlash Flood WarningTWCSanta Cruz64 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.