Alert archive / Arizona / Flash Flood Warnings in 1992
Flash Flood Warning 7, NWS Phoenix, AZ
NWS Phoenix, AZ issued this flash flood warning at Jul 24, 1992, 7:00 AM MST for Gila County, Maricopa County, Pinal County, Arizona. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Jul 24, 1992, 7:00 AM MST (14:00 UTC)
- Expired
- Jul 24, 1992, 8:00 AM MST
- In force
- 60 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
Counties Gila County, AZ, Maricopa County, AZ, Pinal County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 2.0 hours before the alert went out and 145 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
- 9 J/kg
- Mixed-layer CIN
- -206 J/kg
- Mixed-layer LCL
- 1347 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 12 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 241416 COR FFWPHX AZC007-013-021-241600- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING...CORRECTION FOR ISSUANCE TIME NATIONAL WEATHER SERVICE PHOENIX ARIZONA 700 AM MST FRI JUL 24 1992 THE NATIONAL WEATHER SERVICE IN PHOENIX ARIZONA HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 900 AM MST FOR THE FOLLOWING LOCATIONS... IN EAST CENTRAL ARIZONA ...WESTERN GILA COUNTY IN SOUTH CENTRAL ARIZONA ...EASTERN MARICOPA COUNTY...PINAL COUNTY IN NORTH CENTRAL ARIZONA ...SOUTHEAST HALF OF YAVAPAI COUNTY THE NATIONAL WEATHER SERVICE IN PHOENIX HAS EXTENDED A FLASH FLOOD WARNING FOR EASTERN MARICOPA COUNTY...PINAL COUNTY...AND WESTERN GILA COUNTY UNTIL 9 AM MST. IN ADDITION...THE FLASH FLOOD WARNING HAS BEEN EXTENDED TO INCLUDE THE SOUTHEAST HALF OF YAVAPAI COUNTY. NATIONAL WEATHER SERVICE RADAR...SATELLITE PICTURES AND COOPERATIVE OBSERVER REPORTS INDICATE VERY HEAVY RAIN HAS OCCURRED OR WAS STILL OCCURING IN THE WARNING AREA. SEVERAL REPORTS OF OVER 2 INCES OF RAIN HAVE BEEN RECEIVED. THE GREATEST REPORT OF OVERNIGHT RAIN RECEIVED AS OF 700 AM WAS A WHOPPING 6.05 INCHES AT 27TH AVENUE AND CAMELBACK ROAD. RAINFALL IS EXPECTED TO CONTINUE HEAVY AT LEAST IN THE NORTHERN PORTION OF THE FLASH FLOOD WARNING AREA UNTIL 8 OR 9 AM MST THIS MORNING. EVEN LIGHT RAIN ON ALREADY SATURATED GROUND AND FLOODED AREAS CAN AGGRAVATE THE SITUATION. THE ARIZONA DEPARTMENT OF TRANSPORTATION REPORTED 2 TO 3 FEET OF WATER ON THE BLACK CANYON FREEWAY AT THE CAMELBACK ROAD UNDERPASS AT 630 AM MST. AT THE SAME TIME...A FOOT OF WATER WAS REPORTED AT THE BELL ROAD UNDERPASS. THE DEPARTMENT OF PUBLIC SAFETY REPORTED THAT THE BLACK CANYON FREEWAY SOUTHBOUND WAS CLOSED AT CAMELBACK ROAD DUE TO FLOODING. THIS REPORT WAS AT 650 AM MST. AT 640 AM MST...THE GILA COUNTY SHERIFFS OFFICE REPORTED FLOODING ALONG STATE HIGHWAY 88 NORTH OF GLOBE AND NORTH AND SOUTH OF ROOSEVELT LAKE. THIS IS A SERIOUS SITUATION. PLEASE USE YOUR BEST JUDGEMENT WHEN TRAVELLING THIS MORNING. LEAVE HOME EARLY AS IT MAY TAKE YOU LONGER THAN NORMAL TO GET TO YOUR DESTINATION. CHECK THE LATEST ROAD REPORTS SINCE SOME ROADS MAY BE CLOSED OR IMPASSABLE. STAY AWAY FROM FLOODED ROADS. CRAIG ELL&IS
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 4:40 AM MST | Flash Flood Warning | PSR | Gila, Maricopa, Pinal | 2 hr |
Nearby
Flash Flood Warnings in Arizona, 1992Every flash flood warning in 1992
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.