Alert archive / Missouri / Flash Flood Warnings in 2003

Flash Flood Warning 12, NWS Springfield, MO

May 6, 2003Dent County, Missouri

NWS Springfield, MO issued this flash flood warning at May 6, 2003, 8:19 PM CDT for Dent County, Missouri. It was in force for 5 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 6, 2003, 8:19 PM CDT (01:19 UTC)
Expired
May 7, 2003, 1:30 AM CDT
In force
5 hr
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

County Dent County, MO

The radar

The St Louis radar (KLSX), 143 km from the middle of the area, began a volume at 01:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 1.3 hours before the alert went out and 213 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, Springfield, MO at 00:00Z on 2003-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2206 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 2003-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 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
2206 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1529 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
234 m²/s²
Significant tornado parameter
1.5
Supercell composite
14.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KSGF 070122
FFWSGF
MOC065-070630-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
819 PM CDT TUE MAY 6 2003

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  DENT COUNTY IN MISSOURI

* UNTIL 130 AM CDT

* AT 814 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.   
  DOPPLER RADAR ESTIMATED ONE TO TWO INCHES OF RAIN HAD FALLEN 
  ACROSS NORTHERN DENT COUNTY.

* THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE WARNED 
  AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH   
  FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING   
  INCLUDE...SALEM...HOWES...AND LENOX.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE 
WARNED AREA.

LAT...LON 3773 9178 3747 9171 3747 9126 3771 9131

$$

FOSTER
1 follow-up statement
000 
WGUS73 KSGF 070432
FFSSGF
MOC065-070500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1128 PM CDT TUE MAY 6 2003

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR DENT COUNTY HAS
BEEN CANCELLED...

ALTHOUGH RAINFALL AMOUNTS OF ONE TO TWO INCHES FELL OVER EXTREME 
NORTHERN DENT COUNTY NEAR LECOMA...NO REPORTS OF FLOODING HAVE BEEN 
RECEIVED. SOME SMALL STREAMS AND CREEKS WILL LIKELY BE BANK FULL IN 
NORTHERN DENT COUNTY...HOWEVER RUNOFF IS COMPLETE AND NO ADDITIONAL 
FLOODING PROBLEMS ARE EXPECTED.  

LAT...LON 3777 9130 3742 9122 3742 9175 3778 9179

$$

JLT

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 6, 7:06 PM CDTTornado WarningSGFDallas39 min
May 6, 7:09 PM CDTSevere Thunderstorm WarningSGFGreene51 min
May 6, 7:15 PM CDTTornado WarningSGFLaclede60 min
May 6, 7:18 PM CDTFlash Flood WarningSGFCamden, Dallas, Laclede, Maries, Phelps, Pulaski6 hr
May 6, 7:30 PM CDTFlash Flood WarningSGFChristian, Greene, Lawrence6 hr
May 6, 7:36 PM CDTSevere Thunderstorm WarningSGFPulaski39 min
May 6, 7:38 PM CDTSevere Thunderstorm WarningSGFWebster52 min
May 6, 7:43 PM CDTTornado WarningSGFPhelps, Pulaski47 min
May 6, 7:51 PM CDTSevere Thunderstorm WarningSGFDent54 min
May 6, 10:12 PM CDTSevere Thunderstorm WarningSGFOregon48 min

Nearby

Flash Flood Warnings in Missouri, 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; radar from the NEXRAD Level II archive.