Alert archive / Arizona / Flash Flood Warnings in 1993

Flash Flood Warning 31, NWS Phoenix, AZ

August 28, 1993Gila County, Graham County, Pinal County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Aug 28, 1993, 12:42 PM MST for Gila County, Graham County, Pinal County, Arizona. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Aug 28, 1993, 12:42 PM MST (19:42 UTC)
Expired
Aug 28, 1993, 2:45 PM MST
In force
2 hr
Issued by
NWS Phoenix, AZ
Area
Whole counties

Counties Gila County, AZ, Graham County, AZ, Pinal County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 7.7 hours before the alert went out and 118 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 1993-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1202 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 1993-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 square meters per square second.1939Sfc1 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
1202 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
672 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

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.