Alert archive / Mississippi / Flash Flood Warnings in 1989

Flash Flood Warning 19, NWS Jackson, MS

June 13, 1989Leflore County, Sunflower County, Mississippi

NWS Jackson, MS issued this flash flood warning at Jun 13, 1989, 11:14 PM CDT for Leflore County, Sunflower County, Mississippi. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Jun 13, 1989, 11:14 PM CDT (04:14 UTC)
Expired
Jun 14, 1989, 2:15 AM CDT
In force
3 hr
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Leflore County, MS, Sunflower County, MS

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

Centreville/Bibb, AL (KCKL), launched 00:00Z, 4.2 hours before the alert went out and 311 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, Centreville/Bibb, AL at 00:00Z on 1989-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1130 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, Centreville/Bibb, AL at 00:00Z on 1989-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
1130 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1521 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

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 Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 9:17 PM CDTSevere Thunderstorm WarningJANBolivar43 min
Jun 13, 10:00 PM CDTSevere Thunderstorm WarningJANBolivar45 min
Jun 13, 10:46 PM CDTSevere Thunderstorm WarningJANBolivar, Washington44 min
Jun 14, 8:15 AM CDTSevere Thunderstorm WarningJANYazoo45 min
Jun 14, 2:48 PM CDTSevere Thunderstorm WarningJANJasper42 min
Jun 14, 3:09 PM CDTSevere Thunderstorm WarningJANJones36 min
Jun 14, 3:51 PM CDTSevere Thunderstorm WarningJANClarke, Jasper54 min
Jun 14, 2:54 PM CDTSevere Thunderstorm WarningJANChoctaw51 min
Jun 14, 6:54 PM CDTSevere Thunderstorm WarningJANSumter51 min

Nearby

Flash Flood Warnings in Mississippi, 1989Every flash flood 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.