Alert archive / Arizona / Flash Flood Warnings in 1996
Flash Flood Warning 18, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Jul 9, 1996, 12:25 AM MST for Pima County, Arizona. It was in force for 50 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
- Jul 9, 1996, 12:25 AM MST (07:25 UTC)
- Expired
- Jul 9, 1996, 1:15 AM MST
- In force
- 50 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Pima County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 7.4 hours before the alert went out and 84 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
- 1063 J/kg
- Mixed-layer CIN
- -92 J/kg
- Mixed-layer LCL
- 2192 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 97 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 090725 FFWTUS AZC019-090815- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TUCSON ARIZONA 1225 AM MST TUE JUL 9 1996 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 115 AM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ARIZONA ...SOUTHEASTERN PIMA COUNTY AT 1220 AM MST TUCSON DOPPLER RADAR INDICATED Aj SEVERE THUNDERSTORM NEAR GREEN VALLEY AND SAHUARITA IN SOUTHEAST PIMA COUNTY. MOVEMENT WAS TO THE WEST AT 10 MPH. WJM/CC
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 8, 8:49 PM MST, 3 hours 36 minutes earlier.
Area forecast discussion, Jul 8, 8:49 PM MST, 3 hours 36 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 845 PM MST MON JUL 8 1996 VERY INTERESTING LSRTUS TO READ...DECENT TUS STORM THIS AFTN. THINGS BECOMING MUCH MORE QUIET...BUT SCT TO WDLY SCT ACTIVITY CONTS...ESPECIALLY ZN026 (MOSTLY RW/RW-). STILL...LOOKING AT CURRENT RAINFALL ESTIMATES WE SHUD BE OKAY IN DROPPING FLASH FLOOD WATCH AROUND 9 PM...ALTHOUGH IT SERVED US WELL TDA. 1ST PD MODIFICATIONS TO SHOW DECRG ACTIVITY WITH ZNS MASSAGED IN THE SAME DIRECTIONS TO DIFFERENT DEGREES. TMW LOOKS LIKE ANOTHER FINE DAY. LOW SPINS OFF BAJA WITH HIGH TO THE EAST KEEPS DECENT SLY FLOW. 24HR ETA TUS FCST SOUNDING AGN VERY RESPECTABLE (SIMILAR VALS TO LAST NIGHTS FCST FOR THIS AFTN...PANNED OUT PRETTY WELL). ETA BRINGS UP IMPL FM S TMW INTO S CNTRL PTNS...THEN INTO CNTRL AZ BY WED. UPR LVL DIFFLUENCE OVR SERN PTNS TMW AFTN...THEN CNTRL AZ WED. PERHAPS THE FOCUS TO CHG NWD...SOMETHING TO LOOK AT. I DOUBT WE CALM DOWN VERY MUCH AT ANY RATE. NO BIG CHGS BESIDES 1ST PD. TUS 2333. MEYER
In the hours before
Local storm report, Jul 8, 8:46 PM MST, 3 hours 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TUCSON
845 PM MST MON JUL 8 1996
TIME(MST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
404 PM 5 SE TUCSON AZ 82 MPH WIND MEASURED
PIMA AT DAVIS MONTHAN
AIR FORCE BASE
405 PM 5 S TUCSON AZ 2 FOOT DIAMETER TREE
PIMA SNAPPED JUST NORTH OF
TUCSON INTERNATIONAL
AIRPORT
405 PM 5 S TUCSON AZ DAMAGED CARGO PLANE
PIMA AT TUCSON INTERNATIONAL
AIRPORT
APPROX 5 S TUCSON AZ ROOF BLOWN OFF HANGER
410 PM PIMA AT TUCSON INTERNATIONAL
AIRPORT. THREE AIRCRAFT
DAMAGED
APPROX TUCSON AZ TRAILER PARK DAMAGED
415 PM PIMA ROOFS BLOWN OFF TRAILERS
AND WINDOWS BLOWN OUT
415 PM 6 SE TUCSON AZ 66 MPH WIND MEASURED
PIMA BY SPOTTER
415 PM 5 S TUCSON AZ 1 FOOT DIAMETER TREE
PIMA SNAPPED NEAR TUCSON
INTERNATIONAL AIRPORT
415 PM 5 S TUCSON AZ 2 FOOT DIAMETER TREE
PIMA UPROOTED NEAR TUCSON
INTERNATIONAL AIRPORT
420 PM TUCSON AZ STREET FLOODING
PIMA SOUTH AND SOUTHEAST
TUCSON. WATER 2 FEET
DEEP WITH CARS STRANDED
400 PM TUCSON AZ FLASH FLOODING
-530 PM PIMA SOUTHEAST TUCSON.
WATER DEPTH 6 INCHES
TO 2 FEETThe office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 5:39 PM MST | Flash Flood Warning | TWC | Cochise | 66 min |
| Jul 8, 5:39 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 66 min |
| Jul 8, 6:03 PM MST | Flash Flood Warning | TWC | Pinal | 57 min |
| Jul 8, 6:03 PM MST | Severe Thunderstorm Warning | TWC | Pinal | 57 min |
| Jul 8, 7:01 PM MST | Flash Flood Warning | TWC | Pinal | 59 min |
| Jul 9, 12:25 AM MST | Severe Thunderstorm Warning | TWC | Pima | 50 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.