Alert archive / Arizona / Flash Flood Warnings in 1988
Flash Flood Warning 13, NWS Phoenix, AZ
NWS Phoenix, AZ issued this flash flood warning at Aug 27, 1988, 1:58 PM MST for Maricopa County, Arizona. It was in force for 92 min.
The area
The counties it named.
The facts
- Issued
- Aug 27, 1988, 1:58 PM MST (20:58 UTC)
- Expired
- Aug 27, 1988, 3:30 PM MST
- In force
- 92 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
County Maricopa County, AZ
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 9.0 hours before the alert went out and 198 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
- 1729 J/kg
- Mixed-layer CIN
- -93 J/kg
- Mixed-layer LCL
- 1360 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 58 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 KPHX 272104
FFWPHX
AZC013-272230-
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PHOENIX AZ
158 PM MST SAT AUG 27 1988
THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM MST
AND A FLASH FLOOD WARNING EFFECTIVE UNTIL 330 PM MST
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTH CENTRAL ARIZONA
...NORTHERN MARICOPA
THIS WARNING INCLUDES THE GREATER PHOENIX METRO AREA.
AT 155 PM MST RADAR INDICATED A LINE OF HEAVY THUNDERSTORMS MOVING
INTO THE FAR NORTHWEST PART OF THE SALT RIVER VALLEY. WIND GUSTS OF AT
LEAST 50 MPH ALONG WITH BLINDING DUST WERE REPORTED AT
YOUNGTOWN...WHILE DESERT HILLS REPORTED WINDS OF 45 TO 50 MPH.
IN ADDITION...VERY HEAVY RAIN WITH LOTS OF URBAN FLOODING IS LIKELY
WITH THIS INTENSE THUNDERSTORM.
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNI>NG...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 10:48 AM MST | Flash Flood Warning | PSR | Mohave | 117 min |
| Aug 27, 10:48 AM MST | Flash Flood Warning | PSR | Yavapai | 117 min |
| Aug 27, 1:58 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 92 min |
| Aug 27, 3:22 PM MST | Severe Thunderstorm Warning | PSR | Pinal | 68 min |
| Aug 27, 3:25 PM MST | Flash Flood Warning | PSR | Gila | 2 hr |
Nearby
Flash Flood Warnings in Arizona, 1988Every flash flood warning in 1988
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.