Alert archive / Arizona / Flash Flood Warnings in 1996
Flash Flood Warning 19, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Jul 11, 1996, 5:51 PM MST for Cochise County, Arizona. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 11, 1996, 5:51 PM MST (00:51 UTC)
- Expired
- Jul 11, 1996, 8:00 PM MST
- In force
- 2 hr
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Cochise County, AZ
The radar
The Tucson radar (KEMX), 83 km from the middle of the area, began a volume at 00:51 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, 0.9 hours before the alert went out and 113 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
- 498 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 2173 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUS 120052 FFWTUS AZC003-120300- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TUCSON ARIZONA 551 PM MST THU JUL 11 1996 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 800 PM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST ARIZONA ...NORTH AND NORTHEASTERN COCHISE COUNTY AT 545 PM TUCSON DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ACROSS NORTHEAST COCHISE COUNTY MOVING WEST AT 10 MPH. RADAR INDICATED RAINFALL OF 1 TO 2 INCHES IN THE LAST HOUR NEAR BOWIE THEN WEST ALONG INTERSTATE 10 TO HIGHWAY 191. OTHER THUNDERSTORMS ARE DEVELOPING IN THE WILLCOX AREA AND SOUTH ALONG HIGHWAY 186. FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tucson, AZ wrote its last area forecast discussion before this flash flood warning went out at Jul 11, 2:23 PM MST, 3 hours 28 minutes earlier.
Area forecast discussion, Jul 11, 2:23 PM MST, 3 hours 28 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 222 PM MST THU JUL 11 1996 AFTN CNVTN DVLPG ACRS FAVORED HIER TRRN. OTRW SKIES P/C ACRS CWA. NOT MUCH TO ADD FM MRNG DISCN OR BLASTUP CALL. HI PW VALUES ACRS SE AZ ALG WITH SLO MOVG TSTMS WL RESULT IN LCLZD AREAS OF FLASH FLOODING. NO FFA NEED BUT WL MONITOR EVENTS TNGT FOR PSBL SMALL STREAM ADVSRYS ESPCLY ERN ZNS. SEE NO CHGS IN OVRAL MSTR ACRS SE AZ AS UPR HI DRFTS NWD WITH* TIME AND CONTS MOIST E-SELY FLO ALF. ALSO TEMPS NOT SEEING MUCH CHG EITHER NXT 2 DAYS. TUS 3344. GLUECK
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 2:23 PM MST | Severe Thunderstorm Warning | TWC | Greenlee | 52 min |
| Jul 12, 3:20 PM MST | Severe Thunderstorm Warning | TWC | Greenlee | 40 min |
Nearby
Flash Flood Warnings in Arizona, 1996Every flash flood warning in 1996
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.