Alert archive / Arizona / Flash Flood Warnings in 1993

Flash Flood Warning 13, NWS Phoenix, AZ

January 11, 1993Greenlee County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Jan 11, 1993, 8:30 AM MST for Greenlee County, Arizona. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Jan 11, 1993, 8:30 AM MST (15:30 UTC)
Expired
Jan 11, 1993, 4:30 PM MST
In force
8 hr
Issued by
NWS Phoenix, AZ
Area
Whole counties

County Greenlee County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 3.5 hours before the alert went out and 194 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.

Skew-T log-pSkew-T log-p diagram, Tuscon, AZ at 12:00Z on 1993-01-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 383 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tuscon, AZ at 12:00Z on 1993-01-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 129 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
383 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
843 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
129 m²/s²
0-3 km storm-relative helicity
166 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Jan 11, 4:38 AM MST, 3 hours 52 minutes before
AZZ002-111645-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX ARIZONA
440 AM MST MON JAN 11 1993

...SNOW ADVISORY CENTRAL MOUNTAINS ABOVE 6500 FEET THIS MORNING...

THE STORM SYSTEM RESPONSIBLE FOR THE SNOW ALONG THE RIM AND AT THE
GRAND CANYON WAS MOVING TO THE EAST EARLY THIS MORNING...AND LIGHT
AMOUNTS OF NEW SNOW ARE EXPECTED THIS MORNING.

AT 4 AM IN WILLIAMS...THE SNOW HAD TEMPORARILY STOPPED...BUT IT WAS
REPORTED TO BE QUITE WINDY.  THE SNOW HAD ALSO STOPPED AT THE SOUTH RIM
OF THE GRAND CANYON...WITH ABOUT 8 INCHES ON THE GROUND. THE PARK RANGER
ALSO REPORTED A TEMPERATURE OF 30 DEGREES.

IN FLAGSTAFF...DEPARTMENT OF PUBLIC SAFETY REPORTED ON AND OFF SNOW
DURING THE NIGHT BUT WITH NO SIGNIFICANT ACCUMULATION.

MORE SNOW IS EXPECTED FOR YOUR DRIVE TO WORK THIS MORNING...BUT THE NEW
SNOW ACCUMULATIONS THIS MORNING ARE EXPECTED TO BE LESS THAN 3 INCHES.
WINDS WILL BE VERY STRONG...UP TO 30 MPH...WITH SOME BLOWING AND DRIFTIN

ALLOW PLENTY OF TIME TO REACH YOUR DESTINATION.  LEAVE EXTRA ROOM
BETWEEN VEHICLES AS ROADS WILL LIKELY BE SLIPPERY.

SIPPLE
Special weather statement, Jan 11, 4:56 AM MST, 3 hours 34 minutes before
AZZ002-003-005-006-111645-

SPECIAL WEATHER STATEMENT...CORRECTION TO 2ND PARAGRAPH...
NATIONAL WEATHER SERVICE PHOENIX ARIZONA
455 AM MST MON JAN 11 1993

...SNOW ADVISORY CENTRAL MOUNTAINS ABOVE 6500 FEET THIS MORNING...

THE STORM SYSTEM RESPONSIBLE FOR THE SNOW ALONG THE RIM AND AT THE
GRAND CANYON WAS MOVING TO THE EAST EARLY THIS MORNING...AND LIGHT
AMOUNTS OF NEW SNOW ARE EXPECTED THIS MORNING.

AT 4 AM IN WILLIAMS...THE SNOW HAD TEMPORARILY STOPPED...BUT IT WAS
REPORTED TO BE QUITE WINDY.  THE SNOW HAD ALSO STOPPED AT THE SOUTH RIM
OF THE GRAND CANYON...WITH ABOUT 8 INCHES ON THE GROUND. THE PARK RANGER
ALSO REPORTED A TEMPERATURE OF 30 DEGREES.  AN OBSERVER IN PINETOP
LAKES...NEAR MCNARY...REPORTED BETWEEN 6 AND 8 INCHES OVERNIGHT.
IN FLAGSTAFF...DEPARTMENT OF PUBLIC SAFETY REPORTED ON AND OFF SNOW
DURING THE NIGHT BUT WITH NO SIGNIFICANT ACCUMULATION.

MORE SNOW IS EXPECTED FOR YOUR DRIVE TO WORK THIS MORNING...BUT THE NEW
SNOW ACCUMULATIONS THIS MORNING ARE EXPECTED TO BE LESS THAN 3 INCHES.
WINDS WILL BE VERY STRONG...UP TO 30 MPH...WITH SOME BLOWING AND DRIFTIN

ALLOW PLENTY OF TIME TO REACH YOUR DESTINATION.  LEAVE EXTRA ROOM
BETWEEN VEHICLES AS ROADS WILL L0IKELY BE SLIPPERY.

SIPPLE
Special weather statement, Jan 11, 5:58 AM MST, 2 hours 32 minutes before
AZZ008-111500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX ARIZONA
600 AM MST MON JAN 11 1993

...AREAS OF FOG HAVE DEVLOPED IN THE PHOENIX AREA...

AT 545 AM LIGHT RAIN WAS STILL BEING REPORTED AT THE EASTERN FRINGES
OF THE VALLEY. MEANWHILE...SOME LOCATIONS ON THE WEST SIDE OF TOWN
HAVE DEVLOPED FOG. THE VISIBILITY AT LUKE AIR FORCE BASE WAS LESS
THAN A HALF MILE AT 5 AM.

AREAS OF FOG WILL BE PRESENT OVER PORTIONS OF THE METROPDOLITAN AREA
FOR THE NEXT TWO OR THREE HOURS. THUS MOTORISTS WILL NEED TO USE
CAUTION.

PERFREMENT

The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 11, 5:15 AM MSTFlash Flood WarningPSRGreenlee11 hr
Jan 11, 8:10 AM MSTFlash Flood WarningPSRGreenlee8 hr
Jan 11, 12:45 PM MSTFlash Flood WarningPSRGraham, Greenlee4 hr

Nearby

Flash Flood Warnings in Arizona, 1993Every flash flood warning in 1993

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.