Alert archive / Missouri / Flash Flood Warnings in 2003

Flash Flood Warning 36, NWS Springfield, MO

July 12, 20034 counties in Missouri

NWS Springfield, MO issued this flash flood warning at Jul 12, 2003, 6:09 AM CDT for 4 counties in Missouri. It was in force for 4 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
Jul 12, 2003, 6:09 AM CDT (11:09 UTC)
Expired
Jul 12, 2003, 10:00 AM CDT
In force
4 hr
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

Counties Dallas County, MO, Greene County, MO, Polk County, MO, Webster County, MO

The radar

The Springfield radar (KSGF), 44 km from the middle of the area, began a volume at 11:13 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, 11.2 hours before the alert went out and 95 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 2003-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1159 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 2003-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
1159 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1763 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
309 m²/s²
Significant tornado parameter
0.2
Supercell composite
4.0

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KSGF 121114
FFWSGF
MOC059-077-167-225-121500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
609 AM CDT SAT JUL 12 2003

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN GREENE COUNTY IN MISSOURI
  WEBSTER COUNTY IN MISSOURI
  POLK COUNTY IN MISSOURI
  DALLAS COUNTY IN MISSOURI

* UNTIL 1000 AM CDT

* AT 603 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.     
  DOPPLER RADAR ESTIMATED THAT UP TO 2 INCHES OF RAIN HAS FALLEN IN  
  PARTS OF THE WARNED AREA SINCE 5 AM.

* THUNDERSTORMS MOVING OVER THE SAME AREA ARE PRODUCING TORRENTIAL   
  RAINFALL. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH     
  FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING    
  INCLUDE...SPRINGFIELD...BOLIVAR...STRAFFORD...ROGERSVILLE...       
  PLEASANT HOPE...NIANGUA...MORRISVILLE...MARSHFIELD...FORDLAND AND  
  FAIR GROVE.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE 
WARNED AREA THROUGH 8 AM.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.

LAT...LON 3756 9362 3780 9336 3780 9320 3790 9320
          3790 9285 3749 9286 3749 9269 3708 9269
          3708 9322

$$

GAEDE
2 follow-up statements
000 
WGUS73 KSGF 121312
FFSSGF
MOC059-077-167-225-121500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
807 AM CDT SAT JUL 12 2003

...FLASH FLOOD WARNING CONTINUES UNTIL 1000 AM CDT FOR EASTERN 
GREENE...WEBSTER...POLK AND DALLAS COUNTIES...

AT 803 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR 
ESTIMATED THAT AN ADDITIONAL INCH OF RAIN HAS FALLEN OVER SOUTHERN 
DALLAS AND NORTHERN WEBSTER COUNTIES SINCE 7 AM.

HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR...ESPECIALLY ALONG
SMALL STREAMS AND NEAR LOW WATER CROSSINGS. SOME LOCATIONS THAT WILL 
EXPERIENCE FLOODING INCLUDE...PLEASANT HOPE...NIANGUA...MARSHFIELD 
AND FAIR GROVE.

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

BECAUSE OF THE HILLY TERRAIN OF THE OZARKS...THERE ARE HUNDREDS OF
LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO
NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT
ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES
AWAY.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS.

LAT...LON 3789 9287 3708 9269 3710 9323 3781 9363

$$

GAEDE
000 
WGUS73 KSGF 121452
FFSSGF
MOC059-077-167-225-121800-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
952 AM CDT SAT JUL 12 2003

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EASTERN 
GREENE...WEBSTER...POLK AND DALLAS COUNTIES WILL BE ALLOWED TO 
EXPIRE...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

LAT...LON 3789 9286 3707 9268 3710 9323 3781 9361

$$

GAEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 7:41 PM CDTSevere Thunderstorm WarningSGFPulaski64 min
Jul 11, 7:56 PM CDTSevere Thunderstorm WarningSGFDouglas49 min
Jul 11, 8:07 PM CDTSevere Thunderstorm WarningSGFPhelps53 min
Jul 11, 8:39 PM CDTSevere Thunderstorm WarningSGFTexas66 min
Jul 11, 9:00 PM CDTSevere Thunderstorm WarningSGFVernon60 min
Jul 11, 9:06 PM CDTSevere Thunderstorm WarningSGFMaries, Phelps54 min
Jul 11, 9:08 PM CDTSevere Thunderstorm WarningSGFSt. Clair52 min
Jul 11, 9:12 PM CDTSevere Thunderstorm WarningSGFBarton63 min
Jul 11, 9:19 PM CDTSevere Thunderstorm WarningSGFShannon56 min
Jul 11, 9:33 PM CDTSevere Thunderstorm WarningSGFHickory57 min
Jul 11, 9:55 PM CDTSevere Thunderstorm WarningSGFOregon65 min
Jul 11, 10:16 PM CDTSevere Thunderstorm WarningSGFCamden, Miller, Morgan59 min
Jul 11, 10:25 PM CDTSevere Thunderstorm WarningSGFBarry, Christian, Stone80 min
Jul 11, 10:43 PM CDTSevere Thunderstorm WarningSGFTaney77 min
Jul 11, 10:44 PM CDTSevere Thunderstorm WarningSGFDent61 min
Jul 11, 11:00 PM CDTSevere Thunderstorm WarningSGFVernon60 min
Jul 11, 11:12 PM CDTSevere Thunderstorm WarningSGFMcDonald63 min
Jul 11, 11:14 PM CDTFlash Flood WarningSGFDent4 hr
Jul 11, 11:27 PM CDTFlash Flood WarningSGFPhelps4 hr
Jul 11, 11:38 PM CDTSevere Thunderstorm WarningSGFShannon52 min
Jul 12, 12:02 AM CDTSevere Thunderstorm WarningSGFVernon73 min
Jul 12, 12:40 AM CDTSevere Thunderstorm WarningSGFGreene65 min
Jul 12, 12:52 AM CDTSevere Thunderstorm WarningSGFBarton, Dade53 min
Jul 12, 1:14 AM CDTSevere Thunderstorm WarningSGFVernon46 min
Jul 12, 1:23 AM CDTFlash Flood WarningSGFVernon3 hr
Jul 12, 1:40 AM CDTSevere Thunderstorm WarningSGFLawrence80 min
Jul 12, 1:44 AM CDTSevere Thunderstorm WarningSGFBarton, Dade76 min
Jul 12, 1:58 AM CDTSevere Thunderstorm WarningSGFStone47 min
Jul 12, 1:59 AM CDTSevere Thunderstorm WarningSGFCedar61 min
Jul 12, 2:17 AM CDTSevere Thunderstorm WarningSGFVernon58 min
Jul 12, 2:20 AM CDTFlash Flood WarningSGFBarton, Dade3 hr
Jul 12, 2:36 AM CDTSevere Thunderstorm WarningSGFChristian, Greene69 min
Jul 12, 2:38 AM CDTSevere Thunderstorm WarningSGFStone67 min
Jul 12, 2:54 AM CDTSevere Thunderstorm WarningSGFCedar, Dade, Lawrence81 min
Jul 12, 3:06 AM CDTFlash Flood WarningSGFChristian, Greene, Lawrence, Stone, Taney3 hr
Jul 12, 3:11 AM CDTSevere Thunderstorm WarningSGFPolk79 min
Jul 12, 3:44 AM CDTSevere Thunderstorm WarningSGFGreene61 min
Jul 12, 3:50 AM CDTSevere Thunderstorm WarningSGFNewton55 min
Jul 12, 3:56 AM CDTSevere Thunderstorm WarningSGFJasper64 min
Jul 12, 4:08 AM CDTSevere Thunderstorm WarningSGFBarry52 min
Jul 12, 4:30 AM CDTSevere Thunderstorm WarningSGFDallas, Polk45 min
Jul 12, 5:28 AM CDTSevere Thunderstorm WarningSGFBarry47 min
Jul 12, 5:41 AM CDTTornado WarningSGFBarry34 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.