Alert archive / Mississippi / Flash Flood Warnings in 1997

Flash Flood Warning 25, NWS Jackson, MS

June 10, 1997Simpson County, Mississippi

NWS Jackson, MS issued this flash flood warning at Jun 10, 1997, 10:34 PM CDT for Simpson County, Mississippi. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 10, 1997, 10:34 PM CDT (03:34 UTC)
Expired
Jun 11, 1997, 1:30 AM CDT
In force
3 hr
Issued by
NWS Jackson, MS
Area
Whole counties

County Simpson County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 3.6 hours before the alert went out and 48 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 1997-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 570 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 1997-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.19395878Sfc1 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
570 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
577 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KJAN 110336
FFWJAN
MSC127-110630-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1034 PM CDT TUE JUN 10 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  130 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MISSISSIPPI
 
   ...SIMPSON COUNTY
 
AT 1026 PM DOPPER RADAR RAINFALL ESTIAMTES HAVE SHOWN THAT BETWEEN FOUR
AND SIX INCHES OF RAIN HAS FALLEN DURING THE PAST THREE HOURS
ACROSS WESTERN SIMPSON COUNTY...JUST NORTH OF STATE ROUTE 28.
A THUNDERSTORM CURRENTLY OVER WESTERN SIMPSON COUNTY IS SHOWING
LITTLE MOVEMENT. ANOTHER ONE TO TWO INCHES OF RAIN IS LIKELY ACROSS
THE WESTERN PART OF SIMSPON COUNTY THROUGH 130 AMn.
 
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT
TO CROSS BRIDGES OR LOW SPOTS IF WATER COVERS THE ROAD.  NEVER
TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
<
 
 
75

Nearby

Flash Flood Warnings in Mississippi, 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.