Alert archive / Arizona / Flash Flood Warnings in 2003
Flash Flood Warning 64, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Aug 26, 2003, 3:35 PM MST for Pima County, Arizona. It was in force for 55 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 26, 2003, 3:35 PM MST (22:35 UTC)
- Expired
- Aug 26, 2003, 4:30 PM MST
- In force
- 55 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 22:36 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, 10.6 hours before the alert went out and 15 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.
- Mixed-layer CAPE
- 263 J/kg
- Mixed-layer CIN
- -237 J/kg
- Mixed-layer LCL
- 1311 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS55 KTWC 262237
FFWTWC
AZC019-270030-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
335 PM MST TUE AUG 26 2003
THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN PIMA COUNTY IN ARIZONA
THIS INCLUDES THE CITIES OF...TUCSON...ORO VALLEY...MARANA...
GREEN VALLEY
* UNTIL 530 PM MST
* AT 332 PM MST...WEATHER SERVICE DOPPLER RADAR INDICATED STRONG
THUNDERSTORMS WITH EXTREMELY HEAVY RAINFALL OVER THE CATALINA AND
RINCON MOUNTAINS NORTH AND EAST OF TUCSON. RAINFALL AMOUNTS BETWEEN
1 AND 3 INCHES ARE EXPECTED. STORM MOVEMENT WAS TO THE WEST AT 5
TO 10 MPH.
MOST FLASH FLOOD DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS
FLOWING WATER...EVEN A SMALL ONE...ON FOOT. DO NOT ALLOW CHILDREN TO
PLAY NEAR DITCHES OR STORM DRAINS.
LAT...LON 3174 11132 3174 11045 3252 11046 3251 11131
MEYERThe office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 8:05 PM MST | Flash Flood Warning | TWC | Pinal | 25 min |
| Aug 25, 9:10 PM MST | Flash Flood Warning | TWC | Pima, Pinal | 20 min |
| Aug 25, 9:17 PM MST | Severe Thunderstorm Warning | TWC | Pima, Pinal | 73 min |
| Aug 25, 10:20 PM MST | Flash Flood Warning | TWC | Pima, Pinal | 40 min |
| Aug 25, 11:55 PM MST | Flash Flood Warning | TWC | Pima | 65 min |
| Aug 26, 1:57 PM MST | Severe Thunderstorm Warning | TWC | Pima | 48 min |
| Aug 26, 4:07 PM MST | Severe Thunderstorm Warning | TWC | Pima | 38 min |
| Aug 26, 4:16 PM MST | Flash Flood Warning | TWC | Pinal | 29 min |
| Aug 26, 4:16 PM MST | Severe Thunderstorm Warning | TWC | Pinal | 44 min |
| Aug 26, 4:41 PM MST | Severe Thunderstorm Warning | TWC | Pima | 49 min |
Nearby
Flash Flood Warnings in Arizona, 2003Every flash flood warning in 2003
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.