Alert archive / Arizona / Flash Flood Warnings in 2005

Flash Flood Warning 67, NWS Tucson, AZ

August 13, 2005Pima County, Arizona

NWS Tucson, AZ issued this flash flood warning at Aug 13, 2005, 4:23 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: Aug 13, 2005, 4:23 PM MST (23:23 UTC)
Expired: Aug 13, 2005, 5:30 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), 41 km from the middle of the area, began a volume at 23:26 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 12:00Z, 11.4 hours before the alert went out and 7 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: 153 J/kg
Mixed-layer CIN: -131 J/kg
Mixed-layer LCL: 1652 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 51 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 132324
FFWTWC
AZC019-140130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
423 PM MST SAT AUG 13 2005

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EAST CENTRAL PIMA COUNTY IN SOUTH CENTRAL ARIZONA
   INCLUDING THE FAR SOUTHERN PORTIONS OF THE TUCSON METRO AREA

* UNTIL 630 PM MST

* AT 423 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM A THUNDERSTORM OVER THE FAR SOUTHERN PORTIONS 
  OF THE TUCSON METRO AREA...ESPECIALLY ALONG VALENCIA ROAD NEAR THE 
  TUCSON INTERNATIONAL AIRPORT AND INTERSTATE 19. 

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

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

LAT...LON 3209 11105 3205 11086 3217 11082 3225 11103

$$

WEATHER.GOV/TUCSON

3 follow-up statements

000 
WGUS75 KTWC 132350
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
446 PM MST SAT AUG 13 2005

AZC019-140130-
PIMA AZ-
446 PM MST SAT AUG 13 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 630 PM MST FOR EAST CENTRAL
PIMA COUNTY...

AT 446 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING OVER THE SOUTHERN 
PORTIONS OF THE TUCSON METRO AREA...ESPECIALLY ALONG VALENCIA ROAD 
BETWEEN THE TUCSON INTERNATIONAL AIRPORT AND INTERSTATE 19. IN 
ADDITION...FLASH FLOODING IS ALSO LIKELY OCCURRING NEAR SENTINEL 
PEAK. RADAR ESTIMATES BETWEEN 1.00 AND 1.25 INCHES HAS FALLEN ACROSS 
THESE AREAS. THESE STORMS WERE MOVING NORTHWEST AT 5 MPH.

REMEMBER...MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT 
ATTEMPT TO CROSS NORMALLY DRY WASHES...ROADWAY DIPS AND OTHER LOW 
LYING AREAS FILLED WITH RUNNING WATER OF UNKNOWN DEPTH. DO NOT DRIVE 
AROUND BARRICADES. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A 
SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

LAT...LON 3210 11110 3205 11086 3217 11082 3227 11097
      3226 11109

$$

WEATHER.GOV/TUCSON

000 
WGUS75 KTWC 140023
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
518 PM MST SAT AUG 13 2005

AZC019-140130-
PIMA AZ-
518 PM MST SAT AUG 13 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 630 PM MST FOR EAST CENTRAL
PIMA COUNTY...

AT 518 PM MST...WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG 
THUNDERSTORM PRODUCING FLASH FLOODING ALONG HIGHWAY 86...BETWEEN 
RYAN FIELD AND THREE POINTS. THIS STORM WAS MOVING NORTHWEST AT 5 
MPH. 

ALTHOUGH ONLY LIGHT RAINFALL WAS OBSERVED OVER THE SOUTHERN PORTIONS 
OF THE TUCSON METRO AREA...ESPECIALLY ALONG VALENCIA ROAD BETWEEN 
THE TUCSON INTERNATIONAL AIRPORT AND INTERSTATE 19...RAINFALL RUNOFF 
WILL CONTINUE TO QUICKLY FILL INTO NORMALLY DRY WASHES AND OTHER LOW 
LYING AREAS. 

REMEMBER...MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT 
ATTEMPT TO CROSS NORMALLY DRY WASHES...ROADWAY DIPS AND OTHER LOW 
LYING AREAS FILLED WITH RUNNING WATER OF UNKNOWN DEPTH. DO NOT DRIVE 
AROUND BARRICADES. 

LAT...LON 3198 11126 3198 11112 3202 11105 3211 11088
      3217 11096 3225 11097 3216 11127

$$

WEATHER.GOV/TUCSON

000 
WGUS75 KTWC 140052
FFSTWC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TUCSON AZ
551 PM MST SAT AUG 13 2005

AZC019-140101-
PIMA AZ-
551 PM MST SAT AUG 13 2005

...THE FLASH FLOOD WARNING FOR EAST CENTRAL PIMA COUNTY IS
CANCELLED...

AT 551 PM MST...WEATHER SERVICE RADAR INDICATED THAT THE STRONG 
THUNDERSTORMS THAT PRODUCED FLASH FLOODING OVER THE SOUTHERN 
PORTIONS OF THE TUCSON METRO AREA...ESPECIALLY ALONG VALENCIA ROAD 
BETWEEN THE TUCSON INTERNATIONAL AIRPORT AND INTERSTATE 19...AND 
LOCATIONS ALONG HIGHWAY 86 BETWEEN THREE POINTS AND RYAN FIELD HAVE 
WEAKENED AND THE THREAT FOR FLASH FLOODING HAS SUBSIDED. 

HOWEVER...RAINFALL RUNOFF WILL CONTINUE TO DRAIN INTO NORMALLY DRY 
WASHES AND OTHER LOW LYING AREAS...ESPECIALLY NEAR THREE POINTS AND 
RYAN FIELD. MOTORISTS ARE URGED TO USE CAUTION...AND NEVER ATTEMPT 
TO CROSS THROUGH RUNNING WATER OF UNKNOWN DEPTH. 

LAT...LON 3198 11126 3198 11112 3202 11105 3211 11088
      3217 11096 3225 11097 3216 11127

$$

WEATHER.GOV/TUCSON

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 12, 5:32 PM MST	Flash Flood Warning	TWC	Cochise	58 min
Aug 12, 5:37 PM MST	Flash Flood Warning	TWC	Pima	53 min
Aug 12, 6:38 PM MST	Flash Flood Warning	TWC	Cochise	67 min
Aug 12, 7:20 PM MST	Flash Flood Warning	TWC	Pima	55 min
Aug 12, 8:24 PM MST	Flash Flood Warning	TWC	Santa Cruz	66 min
Aug 12, 9:34 PM MST	Flash Flood Warning	TWC	Cochise	56 min
Aug 13, 12:21 PM MST	Severe Thunderstorm Warning	TWC	Greenlee	24 min
Aug 13, 2:02 PM MST	Severe Thunderstorm Warning	TWC	Cochise	28 min
Aug 13, 2:33 PM MST	Flash Flood Warning	TWC	Cochise	57 min
Aug 13, 3:20 PM MST	Flash Flood Warning	TWC	Santa Cruz	25 min
Aug 13, 3:26 PM MST	Flash Flood Warning	TWC	Pima	34 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.