Alert archive / Arizona / Flash Flood Warnings in 1996

Flash Flood Warning 91, NWS Tucson, AZ

September 6, 1996Pima County, Santa Cruz County, Arizona

NWS Tucson, AZ issued this flash flood warning at Sep 6, 1996, 12:50 PM MST for Pima County, Santa Cruz 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 counties it named.

The facts

Issued: Sep 6, 1996, 12:50 PM MST (19:50 UTC)
Expired: Sep 6, 1996, 1:45 PM MST
In force: 55 min
Issued by: NWS Tucson, AZ
Area: Whole counties

Counties Pima County, AZ, Santa Cruz County, AZ

The radar

The Tucson radar (KEMX), 66 km from the middle of the area, began a volume at 20:11 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 text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KTUS 061949
FFWTUS
AZC019-023-062045-
 
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON ARIZONA
1250 PM MST FRI SEP 6 1996
 
THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL  145 PM MST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL ARIZONA
 
   ...SOUTHERN PIMA COUNTY...WESTERN SANTA CRUZ COUNTY
 
AT 1250 PM TUCSON DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS
5 MILES WEST OF NOGALES AND NEAR SASABE. THESE THUNDERSTORMS ARE
MOVING TO THE NORTH AT 10 MILES PER HOUR AND WILL MOVE INTO THE
ARIVACA AREA IN THE NEXT HOUR. THESE THUNDERSTORMS WILL ALSO
PRODUCE HEAVY RAIN...WITH OVER AN INCH OF RAIN POSSIBLE IN
THE NEXT HOUR.
 
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.

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 Sep 6, 9:26 AM MST, 3 hours 24 minutes earlier.

Area forecast discussion, Sep 6, 9:26 AM MST, 3 hours 24 minutes before

SOUTHEAST ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
900 AM MST FRI SEP 6 1996

STORMS DOWN IN MEX ARE ALONG LEADING EDGE OF MSTR OFF OF ELIDA.
LIS IN MEX IN THAT AREA ARE BY SATELLITE -7 OR SO. ACTIVITY/MSTR
MOVG N AT 10 KNOTS AND MAY MOVE INTO SE AZ THIS EVENING. TUS
SOUNDING THIS MORNING SHOWS CAP HAS WEAKENED SOME BUT STILL MAY
BE TOO STRONG FOR DEEP CONVECTION THIS AFTN BUT MSTR MOVG IN FROM
SOUTH WILL BE A CAP BUSTER. QUESTION IS TIMING...STORMS TO THE
SOUTH ARE PROBABLY A LITTLE BEHIND LEADING EDGE OF MSTR. WILL UP
POPS ALONG BORDER AREAS...THO DUG MAY BE TOO FAR EAST TO SEE
MSTR. TUS FALLS INTO 00Z TRAP AND WILL PREFER TO KEEP POPS THE
SAME. UPR LVL DIV STILL IN PLACE TO AID STORMS IF THEY DEVELOP.
TUS 242. HOLBROOK

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 6, 12:50 PM MST	Severe Thunderstorm Warning	TWC	Pima, Santa Cruz	55 min
Sep 6, 3:30 PM MST	Flash Flood Warning	TWC	Pima, Pinal	60 min
Sep 6, 3:30 PM MST	Severe Thunderstorm Warning	TWC	Pima, Pinal	60 min

Nearby

Flash Flood Warnings in Arizona, 1996 Every 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; radar from the NEXRAD Level II archive.