Alert archive / Arkansas / Flash Flood Warnings in 1992

Flash Flood Warning 2, NWS Little Rock, AR

March 9, 1992Chicot County, Arkansas

NWS Little Rock, AR issued this flash flood warning at Mar 9, 1992, 8:38 PM CST for Chicot County, Arkansas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Mar 9, 1992, 8:38 PM CST (02:38 UTC)
Expired
Mar 9, 1992, 11:45 PM CST
In force
3 hr
Issued by
NWS Little Rock, AR
Area
Whole counties

County Chicot County, AR

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 2.6 hours before the alert went out and 155 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, Jackson, MS at 00:00Z on 1992-03-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 686 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, Jackson, MS at 00:00Z on 1992-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.1939587897Sfc1 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
686 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
1075 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
195 m²/s²
Significant tornado parameter
0.8
Supercell composite
9.4

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 Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 9, 7:32 PM CSTSevere Thunderstorm WarningLZKAshley43 min
Mar 9, 8:03 PM CSTSevere Thunderstorm WarningLZKAshley, Chicot, Desha57 min

Nearby

Flash Flood Warnings in Arkansas, 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.