Alert archive / Arizona / Flash Flood Warnings in 2005

Flash Flood Warning 9, NWS Tucson, AZ

July 23, 2005Santa Cruz County, Arizona

NWS Tucson, AZ issued this flash flood warning at Jul 23, 2005, 4:59 PM MST for Santa Cruz 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 23, 2005, 4:59 PM MST (23:59 UTC)
Expired
Jul 23, 2005, 6:00 PM MST
In force
61 min
Issued by
NWS Tucson, AZ
Area
Counties, with a storm outline in the text

County Santa Cruz County, AZ

The radar

The Tucson radar (KEMX), 52 km from the middle of the area, began a volume at 00:02 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 23, 6:10 PM MSTFLASH FLOOD5 Nw Rio Rico, AZMULITPLE REPORTS OF STREET FLOODING IN TUBAC AND RIO RICO AREA. SPOTTERS REPORTED STORM TOTALS OF 1.60 TO 2.11 INCHES.

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, 12.0 hours before the alert went out and 67 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 2005-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1136 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 2005-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
1136 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
1115 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
156 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 240003 CCA
FFWTWC
AZC023-240200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
459 PM MST SAT JUL 23 2005

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL SANTA CRUZ COUNTY IN SOUTHEAST ARIZONA

* UNTIL 700 PM MST

* AT 452 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  AN AREA OF STRONG THUNDERSTORMS GENERATING HEAVY RAINFALL OVER THE
  TUBAC AREA.  RAINFALL AMOUNTS HAVE RANGED BETWEEN 1 AND 2 INCHES 
  OVER TUBAC WITH ADDITIONAL RAINFALL OF UP TO 2 INCHES EXPECTED. THE
  STORMS WERE MOVING WEST AT 15 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TUBAC.

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

LAT...LON 3149 11114 3148 11086 3172 11090 3173 11114

$$

WEATHER.GOV/TUCSON
2 follow-up statements
000 
WGUS75 KTWC 240117
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
607 PM MST SAT JUL 23 2005

AZC023-240200-
SANTA CRUZ AZ-
607 PM MST SAT JUL 23 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 700 PM MST FOR CENTRAL SANTA
CRUZ COUNTY...

AT 602 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A THUNDERSTORM PRODUCING HEAVY RAINFALL.  THIS STORM WAS 
LOCATED NEAR TUBAC...OR ABOUT 18 MILES SOUTH OF GREEN 
VALLEY...MOVING WEST AT 15 MPH.  SPOTTER REPORTED STREET FLOODING 
AND TOTAL RAINFALL OF 2.11 INCHES NEAR TUBAC.

ADDITIONAL RAINFALL AMOUNTS UP TO 0.25 OF AN INCH WILL CONTRIBUTE TO 
THE RUNOFF. EXPECT HEAVY FLOW AND FLOODING OF SOME NORMALLY DRY 
STREAMBEDS AND WASHES...AS WELL AS LOW SPOTS AND DIPS. 

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. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. 
MOVE TO HIGHER GROUND.

LAT...LON 3149 11114 3148 11086 3172 11090 3173 11114

$$

WEATHER.GOV/TUCSON
000 
WGUS75 KTWC 240208
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
659 PM MST SAT JUL 23 2005

AZC023-240209-
SANTA CRUZ AZ-
659 PM MST SAT JUL 23 2005

...THE FLASH FLOOD WARNING FOR CENTRAL SANTA CRUZ COUNTY EXPIRES AT
700 PM MST...

AT 654 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED 
SHOWERS DIMINISHING OVER THE TUBAC AREA.  ALTHOUGH THERE HAVE BEEN 
NO REPORTS OF FLOODING OF THE TUBAC WASH OR NEARBY WASHES...NORMALLY 
DRY WASHES WILL CONTINUE TO RUN OVER THE NEXT COUPLE HOURS.  A 
SPOTTER IN THE TUBAC AREA REPORTED A STORM TOTAL OF 2.11 INCHES AND 
ANOTHER SPOTTER NEAR TUMACACORI RECORDED 2.07 INCHES OF RAINFALL. 

SOME FLOW IN NORMALLY DRY STREAMS...CREEKS...AND WASHES CAN BE 
EXPECTED WHERE THE HEAVY RAIN FELL EARLIER THIS AFTERNOON. BE 
CAUTIOUS OF LOW WATER CROSSINGS WHERE PONDING OF WATER MAY STILL BE 
OCCURRING.  

LAT...LON 3149 11114 3148 11086 3172 11090 3173 11114

$$

WEATHER.GOV/TUCSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 1:03 PM MSTSevere Thunderstorm WarningTWCCochise29 min
Jul 23, 2:11 PM MSTFlash Flood WarningTWCPima64 min
Jul 23, 2:11 PM MSTSevere Thunderstorm WarningTWCPima50 min
Jul 23, 3:09 PM MSTSevere Thunderstorm WarningTWCPima36 min
Jul 23, 3:26 PM MSTSevere Thunderstorm WarningTWCPima28 min
Jul 23, 3:29 PM MSTSevere Thunderstorm WarningTWCPima27 min
Jul 23, 3:45 PM MSTSevere Thunderstorm WarningTWCPima32 min
Jul 23, 4:11 PM MSTSevere Thunderstorm WarningTWCPinal64 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.