Alert archive / Arizona / Flash Flood Warnings in 1997

Flash Flood Warning 13, NWS Tucson, AZ

August 3, 1997Cochise County, Arizona

NWS Tucson, AZ issued this flash flood warning at Aug 3, 1997, 5:20 PM MST for Cochise County, Arizona. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 3, 1997, 5:20 PM MST (00:20 UTC)
Expired
Aug 3, 1997, 6:15 PM MST
In force
55 min
Issued by
NWS Tucson, AZ
Area
Whole counties

County Cochise County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 00:00Z, 0.3 hours before the alert went out and 113 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 00:00Z on 1997-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 248 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 00:00Z on 1997-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
248 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
1807 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
28 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 Tucson, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 3, 5:20 PM MSTFlash Flood WarningTWCCochise85 min
Aug 4, 1:02 PM MSTSevere Thunderstorm WarningTWCPima48 min
Aug 4, 1:39 PM MSTSevere Thunderstorm WarningTWCPima, Santa Cruz51 min
Aug 4, 2:06 PM MSTSevere Thunderstorm WarningTWCPima44 min
Aug 4, 2:39 PM MSTSevere Thunderstorm WarningTWCPinal46 min
Aug 4, 3:22 PM MSTSevere Thunderstorm WarningTWCPinal33 min
Aug 4, 4:17 PM MSTSevere Thunderstorm WarningTWCPima63 min

Nearby

Flash Flood Warnings in Arizona, 1997Every flash flood warning in 1997

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.