Alert archive / Arizona / Flash Flood Warnings in 1992

Flash Flood Warning 19, NWS Phoenix, AZ

August 22, 1992Coconino County, Yavapai County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Aug 22, 1992, 9:04 PM MST for Coconino County, Yavapai County, Arizona. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Aug 22, 1992, 9:04 PM MST (04:04 UTC)
Expired
Aug 23, 1992, 12:00 AM MST
In force
3 hr
Issued by
NWS Phoenix, AZ
Area
Whole counties

Counties Coconino County, AZ, Yavapai County, AZ

The nearest sounding before it

Winslow (Autob), AZ (KINW), launched 00:00Z, 4.1 hours before the alert went out and 135 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, Winslow (Autob), AZ at 00:00Z on 1992-08-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Winslow (Autob), AZ at 00:00Z on 1992-08-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
0 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
66 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 22, 9:04 PM MSTFlash Flood WarningPSRMaricopa3 hr
Aug 23, 1:36 AM MSTFlash Flood WarningPSRMaricopa, Pinal5 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.