Alert archive / Arkansas / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 111, NWS Memphis, TN

November 7, 1989Crittenden County, Arkansas

NWS Memphis, TN issued this severe thunderstorm warning at Nov 7, 1989, 6:19 PM CST for Crittenden County, Arkansas. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Nov 7, 1989, 6:19 PM CST (00:19 UTC)
Expired
Nov 7, 1989, 7:00 PM CST
In force
41 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Crittenden County, AR

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.3 hours before the alert went out and 53 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, Little Rock, AR at 00:00Z on 1989-11-08Temperature 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, Little Rock, AR at 00:00Z on 1989-11-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3582 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
89 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 Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 8, 3:55 AM CSTSevere Thunderstorm WarningMEGLafayette35 min
Nov 7, 8:25 PM CSTSevere Thunderstorm WarningMEGFayette, Shelby65 min
Nov 7, 9:24 PM CSTSevere Thunderstorm WarningMEGHardeman66 min
Nov 8, 1:15 AM CSTSevere Thunderstorm WarningMEGShelby60 min
Nov 8, 12:47 AM CSTSevere Thunderstorm WarningMEGCrittenden43 min
Nov 8, 3:02 AM CSTSevere Thunderstorm WarningMEGSt. Francis28 min
Nov 8, 3:32 AM CSTSevere Thunderstorm WarningMEGCrittenden28 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1989Every severe thunderstorm warning in 1989

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.