Alert archive / Arizona / Flash Flood Warnings in 2005

Flash Flood Warning 45, NWS Tucson, AZ

August 7, 2005Pima County, Arizona

NWS Tucson, AZ issued this flash flood warning at Aug 7, 2005, 3:30 PM MST for Pima County, Arizona. It was in force for 60 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
Aug 7, 2005, 3:30 PM MST (22:30 UTC)
Expired
Aug 7, 2005, 4:30 PM MST
In force
60 min
Issued by
NWS Tucson, AZ
Area
Counties, with a storm outline in the text

County Pima County, AZ

The radar

The Phoenix radar (KIWA), 154 km from the middle of the area, began a volume at 22:34 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.

The nearest sounding before it

Phoenix, AZ (KPSR), launched 12:00Z, 10.5 hours before the alert went out and 151 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, Phoenix, AZ at 12:00Z on 2005-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 718 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, Phoenix, AZ at 12:00Z on 2005-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 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
718 J/kg
Mixed-layer CIN
-201 J/kg
Mixed-layer LCL
1618 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
-20 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 072232
FFWTWC
AZC019-080030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
330 PM MST SUN AUG 7 2005

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

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

* UNTIL 530 PM MST

* AT 323 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A LINE OF THUNDERSTORMS WITH HEAVY RAIN MOVING THROUGH WESTERN     
  PIMA COUNTY. MOVEMENT OF THE STORMS IS TO THE WEST AROUND 10 MPH.
  DOPPLER RADAR INDICATED THAT UP TO TWO INCHES OF RAIN MAY HAVE 
  FALLEN JUST EAST OF WHY ALONG HIGHWAY 86.

* THE STORMS PRODUCING FLASH FLOODING WILL OTHERWISE REMAIN OVER
  MAINLY RURAL AREAS OF THE INDICATED COUNTY.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

LAT...LON 3248 11251 3178 11246 3198 11316 3249 11314

$$

WEATHER.GOV/TUCSON
1 follow-up statement
000 
WGUS75 KTWC 072317
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
414 PM MST SUN AUG 7 2005

AZC019-080030-
PIMA AZ-
414 PM MST SUN AUG 7 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 530 PM MST FOR WESTERN PIMA
COUNTY...

AT 406 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF THUNDERSTORMS PRODUCING HEAVY RAIN EXTENDING FROM 
AJO TO JUST EAST OF ORGAN PIPE CACTUS NATIONAL MONUMENT. MOVEMENT OF 
THESE STORMS IS TO THE WEST AROUND 10 MPH. DOPPLER RADAR INDICATED 
THAT SEVERAL AREA HAVE RECORDED OVER ONE INCH OF RAIN WITH HIGHER 
AMOUNTS OVER TWO INCHES JUST EAST OF WHY ALONG STATE HIGHWAY 86.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO AJO.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

LAT...LON 3248 11251 3178 11246 3198 11316 3249 11314

$$

WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 6:20 PM MSTFlash Flood WarningTWCPima
Aug 6, 7:13 PM MSTFlash Flood WarningTWCPima2 min
Aug 6, 8:17 PM MSTFlash Flood WarningTWCPima58 min
Aug 7, 2:01 PM MSTFlash Flood WarningTWCPima59 min
Aug 7, 3:01 PM MSTSevere Thunderstorm WarningTWCPima29 min
Aug 7, 3:52 PM MSTFlash Flood WarningTWCPima53 min
Aug 7, 4:28 PM MSTFlash Flood WarningTWCGraham62 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.