Flash Flood Warning 45, NWS Phoenix, AZ

Issued

Aug 14, 1990, 8:15 AM MST (15:15 UTC)

Expired

Aug 14, 1990, 12:00 PM MST

In force

4 hr

Issued by

NWS Phoenix, AZ

Area

Whole counties

Counties Gila County, AZ, Maricopa County, AZ, Pinal County, AZ

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

000 
TTAA00 KPHX 141537 COR
FFWPHX
AZC007-013-021-141845-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PHOENIX ARIZONA
815 AM MST TUE AUG 14 1990

THE NATIONAL WEATHER SERVICE IN PHOENIX ARIZONA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1200 PM MST
FOR THE FOLLOWING LOCATIONS...

IN EAST CENTRAL ARIZONA

   ...SOUTHERN GILA COUNTY... WHICH INCLUDES THE PRIMARY AND SECONDARY
ROADS OUT OF THE CITIES OF GLOBE AND MIAMI...

IN SOUTH CENTRAL ARIZONA

   ...EASTERN MARICOPA COUNTY...FROM THE GREATER PHOENIX AREA EASTWARD
      TO THE SALT RIVER RECREATIONAL LAKES AND APACHE JUNCTION...
   ...IN CENTRAL AND EASTERN PINAL COUNTY... INCLUDING THE ROADS AND
      HIGHWAYS CONNECTING CASA GRANDE....COOLIDGE...FLORENCE...
      FLORENCE JUNCTION...AND THE SMALLER TOWNS OF KEARNY...HAYDEN
      AND MAMMOTH.


AN EXTENSIVE AREA OF MODERATE TO HEAVY RAIN PERSISTED IN THE CENTRAL
ARIZONA COUNTIES OF PINAL...SOUTHERN GILA...AND EASTERN MARICOPA
COUNTY OVERNIGHT.  AUTOMATIC RAIN GAUGES INDICATE THE AREA BETWEEN
APACHE JUNCTION... SOUTH TO ORACLE RECEIVED THE MOST RAIN...ON THE
ORDER OF 1 TO 1.5 INCHES...AND STILL RAINING AT THE RATE OF 1 INCH
PER HOUR AT 8AM.

AUTHORITIES IN COOLIDGE INDICATE THERE WAS EXTENSIVE STREET FLOODING.
ALSO MANY LOW SPOTS ALONG THE LENGTH HIGHWAYS 89 BETWEEN FLORENCE AND
ORACLE AND HIGHWAYS 177/77 BETWEEN SUPERIOR AND MAMMOTH WERE CLOSED
DUE TO HEAVY RUNNOFF ACROSS LOW SPOTS.

IN ADDITION... SECTIONS OF HIGHWAY 88 OR THE APACHE TRAIL NORTH
FROM APACHE JUNCTION REPORTEDLY WAS CLOSED IN SPOTS DUE TO FLOODED
DIPS AND WASHES.  ROCK SLIDES WERE REPORTED ALONG SOME OF THE
ROADS LEADING OUT OF GLOBE/MIAMI.
THE FLASH FLOOD WATCH ISSUED EARLIER FOR PINAL...SOUTHERN GILA...
AND EASTERN MARICOPA HAS BEEN UPGRADED TO A FLASH FLOOD WARNING
UNTIL NOON OR 12 PM.

SOME AUTOMATICE RAIN GAUGE REPORTS OVERNIGHT INCLUDE...

          1.50 INCHES JUST EAST OF APACHE JUNCTION
          1.25 INCHES 7 MILES NORTH OF FLORENCE  ... 0.83 IN ONE HOUR
          1.00 INCH   5 MILES NORTH OF APACHE JUNCTION.

AT 8AM IT WAS STILL RAINING AT MOST LOCATIONS.



A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT IN  THE NEXT FEW
HOURS. WATCH THE WEATHER. IF YOU ARE NEAR A STREAM OR WASH...BE READY
TO MOVE TO HIGHER GROUND. STAY TUNED TO RADIO OR TV FOR WEATHER
UPDATES.

URBAN FLOODING IS OVERFLOW OF CITY STREETS AND DRAINAGE SYSTEMS...
ENOUGH TO FLOOD RESIDENCES AND BUSINESSES AND CLOSE CITY STREETS.
POSTPONE ANY UNNECESSARY DRIVING UNTIL THE STORM IS OVER.
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DONT TRY TO CROSS
FLOODING WASHES OR STREAMS. NEVER DRIVE ONTO A BRIDGE COVERED BY
WATER. STAY OFF FLOODED CITY STREETS. OUTSI9DE THE CITY...STAY ON MAIN
HIGHWAYS. AVOID SECONDARY ROADS AND FARM ROADS...ESPECIALLY AT NIGHT.

VASQUEZ

Flash Flood Warnings in Arizona, 1990Every flash flood warning in 1990

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.