Alert archive / Mississippi / Flash Flood Warnings in 2003

Flash Flood Warning 63, NWS Memphis, TN

August 27, 2003Pontotoc County, Mississippi

NWS Memphis, TN issued this flash flood warning at Aug 27, 2003, 2:33 PM CDT for Pontotoc County, Mississippi. It was in force for 117 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 27, 2003, 2:33 PM CDT (19:33 UTC)
Expired
Aug 27, 2003, 4:30 PM CDT
In force
117 min
Issued by
NWS Memphis, TN
Area
Counties, with a storm outline in the text

County Pontotoc County, MS

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 7.6 hours before the alert went out and 109 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 12:00Z on 2003-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 574 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, Little Rock, AR at 12:00Z on 2003-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 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
574 J/kg
Mixed-layer CIN
-125 J/kg
Mixed-layer LCL
1509 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
-12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KMEG 271937
FFWMEM
MSC115-272130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MEMPHIS TN
233 PM CDT WED AUG 27 2003

THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PONTOTOC COUNTY IN NORTHEAST MISSISSIPPI

* UNTIL 430 PM CDT.

* AT 227 PM CDT...WEATHER RADAR INDICATED VERY HEAVY RAIN FALLING OVER
CENTRAL PORTIONS OF PONTOTOC COUNTY. THIS RAIN WILL AFFECT THE CITY 
OF PONTOTOC DURING THE REST OF THE AFTERNOON. UP TO TWO INCHES PER 
HOUR CAN BE EXPECTED WITH THIS STORM. 

* CITIES AFFECTED THROUGH 430 PM CDT INCLUDE...
  TROY...RANDOLPH...PONTOTOC...FURRS

.EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...PONDING OF WATER ON HIGHWAYS AND UNDERPASSES.
ADDITIONALLY...FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

.STAY TUNED TO THIS NATIONAL WEATHER SERVICE BROADCAST FOR THE LATEST
UPDATES AND INFORMATION. TO REPORT FLOODING ONLY...CALL 1 800 4 3 2 0
8 7 5.

LAT...LON 3411 8925 3409 8901 3413 8886 3436 8887
          3427 8917

$$

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 27, 1:27 PM CDTSevere Thunderstorm WarningMEGYalobusha33 min
Aug 27, 2:14 PM CDTSevere Thunderstorm WarningMEGPontotoc31 min
Aug 27, 2:30 PM CDTSevere Thunderstorm WarningMEGItawamba, Lee30 min
Aug 27, 2:56 PM CDTSevere Thunderstorm WarningMEGBenton34 min
Aug 27, 3:04 PM CDTSevere Thunderstorm WarningMEGTippah26 min

Nearby

Flash Flood Warnings in Mississippi, 2003Every flash flood warning in 2003

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.