Alert archive / Arizona / Flash Flood Warnings in 2005

Flash Flood Warning 7, NWS Tucson, AZ

July 18, 2005Pima County, Pinal County, Arizona

NWS Tucson, AZ issued this flash flood warning at Jul 18, 2005, 8:22 PM MST for Pima County, Pinal County, Arizona. It was in force for 53 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 18, 2005, 8:22 PM MST (03:22 UTC)
Expired: Jul 18, 2005, 9:15 PM MST
In force: 53 min
Issued by: NWS Tucson, AZ
Area: Counties, with a storm outline in the text

Counties Pima County, AZ, Pinal County, AZ

The radar

The Tucson radar (KEMX), 76 km from the middle of the area, began a volume at 03:25 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, 3.4 hours before the alert went out and 49 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 763 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 3740 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: -30 m²/s²
0-3 km storm-relative helicity: 5 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 190327
FFWTWC
AZC019-021-190515-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
822 PM MST MON JUL 18 2005

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

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

* UNTIL 1015 PM MST

* AT 816 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  CONTINUED RAINFALL OVER THE NORTHERN SANTA CATALINA MOUNTIANS
  AND THE CAMPO BONITO AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ORACLE
  AND CAMPO BONITO.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL 
CREEKS AND STREAMS...INCLUDING CAMPO BONITO WASH IN BONITO CANYON 
AND THE CANADA DEL ORO WASH IN PINAL COUNTY.

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. REMEMBER TO TURN AROUND...DO NOT DROWN.

LAT...LON 3245 11047 3278 11049 3275 11100 3243 11096

$$

WEATHER.GOV/TUCSON

SCHAFFNER

1 follow-up statement

000 
WGUS75 KTWC 190430
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
923 PM MST MON JUL 18 2005

AZC019-021-190515-
PIMA AZ-PINAL AZ-
923 PM MST MON JUL 18 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 1015 PM MST FOR SOUTHEASTERN
PINAL AND NORTHEASTERN PIMA COUNTIES...

AT 916 PM MST...RAIN WAS STILL FALLING ON PORTIONS OF THE NORTHERN 
SANTA CATALINA MOUNTAINS. THIS RAINFALL AND RAINFALL FROM THE PRIOR 
TWO HOURS WILL CAUSE FLASH FLOODING.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SAN MANUEL...
ORACLE AND CAMPO BONITO. SMALL CREEKS AND STREAMS...INCLUDING CAMPO 
BONITO WASH AND CANADA DEL ORO WASH IN PINAL COUNTY ARE LIKELY 
FLOWING.

DO NOT DRIVE INTO FLOODED AREAS. TURN AROUND DONT DROWN.

LAT...LON 3245 11047 3278 11049 3275 11100 3243 11096

$$

WEATHER.GOV/TUCSON

SCHAFFNER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 5:21 PM MST	Severe Thunderstorm Warning	TWC	Santa Cruz	29 min
Jul 18, 6:07 PM MST	Severe Thunderstorm Warning	TWC	Pinal	38 min
Jul 18, 6:54 PM MST	Severe Thunderstorm Warning	TWC	Pima, Pinal	36 min
Jul 18, 7:02 PM MST	Flash Flood Warning	TWC	Pima, Pinal	28 min
Jul 18, 7:29 PM MST	Severe Thunderstorm Warning	TWC	Pima, Pinal	35 min
Jul 18, 7:52 PM MST	Severe Thunderstorm Warning	TWC	Pima	23 min
Jul 18, 8:15 PM MST	Severe Thunderstorm Warning	TWC	Pima	45 min
Jul 18, 8:59 PM MST	Severe Thunderstorm Warning	TWC	Pima	40 min

Nearby

Flash Flood Warnings in Arizona, 2005 Every 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.