Alert archive / Arizona / Flash Flood Warnings in 1996
Flash Flood Warning 33, NWS Phoenix, AZ
NWS Phoenix, AZ issued this flash flood warning at Sep 14, 1996, 3:35 AM MST for Gila County, Maricopa County, Arizona. It was in force for 85 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 14, 1996, 3:35 AM MST (10:35 UTC)
- Expired
- Sep 14, 1996, 5:00 AM MST
- In force
- 85 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
Counties Gila County, AZ, Maricopa County, AZ
The radar
The Phoenix radar (KIWA), 32 km from the middle of the area, began a volume at 10:36 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 00:00Z, 10.6 hours before the alert went out and 171 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
- 1046 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 2120 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KPHX 141036
FFWPHX
AZC007-013-141200-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
335 AM MST SAT SEP 14 1996
THE NATIONAL WEATHER SERVICE IN PHOENIX AZ HAS ISSUED A FLASH FLOOD
WARNING EFFECTIVE UNTIL 500 AM MST FOR PEOPLE IN THE FOLLOWING
LOCATIONS...
IN EAST-CENTRAL ARIZONA
...SOUTHWESTERN GILA COUNTY
INCLUDING ROOSEVELT LAKE
IN SOUTH-CENTRAL ARIZONA
...NORTHEASTERN MARICOPA COUNTY
INCLUDING TORTILLA FLAT...AND SAGUARO...CANYON AND APACHE LAKES
AT 330 AM MST...PHOENIX DOPPLER RADAR WAS SHOWING A LINE OF STRONG
THUNDERSTORMS ACROSS FAR NORTHEAST MARICOPA AND FAR SOUTHWEST GILA
COUNTIES...MAINLY BETWEEN TORTILLA FLAT AND ROOSEVELT.
THE STORMS WERE PRODUCING VERY HEAVY RAIN...WITH NEW STORMS
CONTINUING TO REDEVELOP AND MOVE ACROSS THE SAME AREAS. VERY HEAVY
RAIN CAN BE EXPECTED IN THE FLASH FLOOD WARNING AREA UNTIL AT LEAST 5
AM.
HIGHWAY 88 WILL BE AFFECTED BY THIS FLASH FLOOD WARNING...AS WELL AS
CAMPGROUNDS IN AND AROUND THE SALT RIVER RECREATIONAL LAKES.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS.
DO NOT CAMP OR PARK YOUR VEHICLE NEAR STREAMS OR OTHER AREAS SUBJECT
TO FLASH FLOODING.
ESTLEWhat 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.
In the hours before
Special weather statement, Sep 14, 3:21 AM MST, 14 minutes before
AZZ020-141300- SHORT TERM FORECAST NATIONAL WEATHER SERVICE PHOENIX AZ 315 AM MST SAT SEP 14 1996 AZZ020-141300- SOUTHERN GILA COUNTY AND SALT/VERDE RIVER VALLEYS- .NOW... ...THUNDERSTORMS CONTINUING TO DEVELOP NEAR THE SALT RIVER LAKES... SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED TO ERUPT AROUND THE SALT RIVER LAKES EARLY THIS MORNING. THESE THUNDERSTORMS WILL RUMBLE THROUGHOUT THE AREA THROUGH AT LEAST 6 AM...ESPECIALLY BETWEEN TORTILLA FLAT AND ROOSEVELT. CAMPERS IN THE AREA SHOULD BE ON THE LOOKOUT FOR BRIEF HEAVY RAIN...HAIL...GUSTY WINDS TO 40 MPH AND DANGEROUS LIGHTNING WITH THESE THUNDERSTORMS. SHOWERS AND THUNDERSTORMS WILL ALSO DEVELOP TOWARDS THE GLOBE AREA BEFORE 6 AM. ESTLE
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 13, 5:00 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 75 min |
| Sep 13, 5:03 PM MST | Flash Flood Warning | PSR | Gila | 117 min |
| Sep 14, 5:00 AM MST | Flash Flood Warning | PSR | Gila, Maricopa | 90 min |
| Sep 14, 9:40 AM MST | Flash Flood Warning | PSR | Gila | 110 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.