Alert archive / Missouri / Flash Flood Warnings in 2005

Flash Flood Warning 71, NWS Springfield, MO

August 21, 2005Wright County, Missouri

NWS Springfield, MO issued this flash flood warning at Aug 21, 2005, 6:54 PM CDT for Wright County, Missouri. It was in force for 6 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
Aug 21, 2005, 6:54 PM CDT (23:54 UTC)
Expired
Aug 22, 2005, 1:00 AM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Counties, with a storm outline in the text

County Wright County, MO

The radar

The Springfield radar (KSGF), 87 km from the middle of the area, began a volume at 23:55 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 12:00Z, 11.9 hours before the alert went out and 132 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 12:00Z on 2005-08-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 775 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2005-08-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
775 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
1128 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
56 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 
WGUS53 KSGF 212354
FFWSGF
MOC229-220600-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
654 PM CDT SUN AUG 21 2005

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WRIGHT COUNTY IN SOUTHWEST MISSOURI.

* UNTIL 100 AM CDT.

* AT 650 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.   
  DOPPLER RADAR ESTIMATED BETWEEN 1.5 AND 2 INCHES OF RAINFALL IN
  NORTHERN PORTIONS OF WRIGHT COUNTY.

* SLOW MOVING 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...HARTVILLE...DAWSON...GRAFF...GROVESPRING...MANES AND
  ODIN.


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

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 3747 9226 3721 9226 3721 9268 3748 9269

$$

LINDENBERG
3 follow-up statements
000 
WGUS73 KSGF 220015
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
715 PM CDT SUN AUG 21 2005

MOC229-220600-
WRIGHT MO-
715 PM CDT SUN AUG 21 2005

...FLASH FLOOD WARNING CONTINUES FOR WRIGHT COUNTY UNTIL 100 AM
CDT...

AT 709 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
DOPPLER RADAR ESTIMATED BETWEEN 2 AND 3 INCHES OF RAIN HAS ALREADY 
OCCURRED IN PORTIONS OF WRIGHT COUNTY.  AN ADDITIONAL HALF INCH TO 
INCH AND A HALF OF RAINFALL WILL BE POSSIBLE ADDING TO THE 
LIKELIHOOD OF FLASH FLOODING.

SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE
WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH
FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...HARTVILLE...DAWSON...GRAFF...GROVESPRING...MANES AND ODIN.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. TURN AROUND...DONT DROWN

LAT...LON 3747 9226 3721 9226 3721 9268 3748 9269

$$

LINDENBERG
000 
WGUS73 KSGF 220250
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
950 PM CDT SUN AUG 21 2005

MOC229-220600-
WRIGHT MO-
950 PM CDT SUN AUG 21 2005

...FLASH FLOOD WARNING CONTINUES FOR WRIGHT COUNTY UNTIL 100 AM
CDT...

ALTHOUGH THE RAIN HAD ENDED...RUNOFF FROM THE EXCESSIVE RAINFALL 
WILL CONTINUE. THIS RUNOFF WILL RESULT IN FLOODING OF SMALL 
STREAMS...COUNTY ROADS...AND LOW WATER CROSSINGS.

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.

LAT...LON 3747 9226 3721 9226 3721 9268 3748 9269

$$

FOSTER
000 
WGUS73 KSGF 220440
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1140 PM CDT SUN AUG 21 2005

MOC105-225-220450-
LACLEDE MO-WEBSTER MO-
1140 PM CDT SUN AUG 21 2005

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR LACLEDE AND WEBSTER
COUNTIES HAS BEEN CANCELLED...

THE FLASH FLOOD WARNING HAS BEEN REPLACED BY A FLOOD WARNING THAT 
WILL REMAIN IN EFFECT UNTIL 1130 AM MONDAY.

IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW 
ENFORCEMENT AGENCY.


LAT...LON 3769 9238 3748 9247 3748 9269 3726 9270
      3726 9307 3749 9306 3749 9286 3760 9277

$$

FOSTER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 21, 4:56 PM CDTSevere Thunderstorm WarningSGFStone, Taney53 min
Aug 21, 5:10 PM CDTSevere Thunderstorm WarningSGFGreene68 min
Aug 21, 5:26 PM CDTSevere Thunderstorm WarningSGFWebster64 min
Aug 21, 5:29 PM CDTFlash Flood WarningSGFGreene6 hr
Aug 21, 5:44 PM CDTSevere Thunderstorm WarningSGFDallas, Polk63 min
Aug 21, 5:59 PM CDTSevere Thunderstorm WarningSGFLaclede, Wright71 min
Aug 21, 6:55 PM CDTSevere Thunderstorm WarningSGFPulaski, Texas65 min

Nearby

Flash Flood Warnings in Missouri, 2005Every flash flood warning in 2005

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.