Alert archive / Arizona / Flash Flood Warnings in 1993

Flash Flood Warning 14, NWS Phoenix, AZ

January 11, 1993Graham County, Greenlee County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Jan 11, 1993, 12:45 PM MST for Graham County, Greenlee County, Arizona. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jan 11, 1993, 12:45 PM MST (19:45 UTC)
Expired
Jan 11, 1993, 4:30 PM MST
In force
4 hr
Issued by
NWS Phoenix, AZ
Area
Whole counties

Counties Graham County, AZ, Greenlee County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 7.8 hours before the alert went out and 161 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.

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, 8:30 AM MSTFlash Flood WarningPSRGreenlee8 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.