Alert archive / Missouri / Flash Flood Warnings in 2003

Flash Flood Warning 67, NWS Springfield, MO

November 18, 2003Wright County, Missouri

NWS Springfield, MO issued this flash flood warning at Nov 18, 2003, 5:14 PM CST for Wright County, 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: Nov 18, 2003, 5:14 PM CST (23:14 UTC)
Expired: Nov 18, 2003, 9:00 PM CST
In force: 4 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 23:14 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, 11.2 hours before the alert went out and 131 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 357 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 576 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KSGF 182318
FFWSGF
MOC229-190300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
514 PM CST TUE NOV 18 2003

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

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

* UNTIL 900 PM CST.

* AT 508 PM CST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT   
HIGHWAY 5 ALONG THE GASCONADE RIVER SOUTH OF HARTVILLE...IS FLOODING 
AND MANY COUNTY ROADS THAT LEAD INTO HIGHWAY 5...ESPECIALLY THE LOW 
WATER CROSSINGS...WILL LIKELY BE CLOSED. PLEASE TAKE AN ALTERNATE 
ROUTE IF YOU DRIVE HIGHWAY 5 IN SOUTHERN WRIGHT COUNTY UNTIL THE 
RUNOFF IS COMPLETE. AN ADDITIONAL ONE QUARTER OF AN INCH OF RAIN 
WILL LIKELY FALL IN WRIGHT COUNTY THROUGH 6 PM. 

THIS FLASH FLOOD WARNING IS AN UPGRADE TO THE PREVIOUS URBAN AND 
SMALL STREAM FLOOD ADVISORY THAT WAS IN EFFECT UNTIL 8 PM. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

LAT...LON 3749 9225 3707 9225 3707 9269 3749 9269

$$

JLT

2 follow-up statements

000 
WGUS73 KSGF 190019
FFSSGF
MOC065-067-091-149-153-161-169-203-215-229-190300-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
615 PM CST TUE NOV 18 2003

...FLASH FLOOD WARNING CONTINUES UNTIL 900 PM CST FOR OZARK...
OREGON...HOWELL...DOUGLAS...SHANNON...WRIGHT...TEXAS...DENT...PULASKI
AND PHELPS COUNTIES...

AT 605 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS PORTIONS OF THE WARNED 
AREA. DOPPLER RADAR INDICATED THAT THE HEAVIEST RAINFALL WILL AFFECT 
COMMUNITIES BETWEEN AKERS AND EMINENCE IN NORTHERN SHANNON COUNTY 
AND PORTIONS OF NORTHERN TEXAS AROUND ROBY AND SUCCESS THROUGH 
8 PM. ELSEWHERE...RAINFALL AMOUNTS WILL AVERAGE AROUND ONE TENTH TO 
ONE HALF INCH PER HOUR. 

ALTHOUGH NUMEROUS LOW WATER CROSSINGS ARE FLOODED ACROSS THE WARNED 
AREA...THE BIG PINEY AND GASCONADE RIVERS ARE ALSO RUNNING VERY HIGH 
AND CAUSING PROBLEMS OR CLOSERS ALONG MAJOR ROUTES IN TEXAS AND 
WRIGHT COUNTIES. REMEMBER...IF YOU COME UPON A CLOSED HIGHWAY...TURN 
AROUND AND TAKE AN ALTERNATE ROUTE. YOUR LIFE MAY DEPEND UPON IT

EVEN WHEN THE RAINFALL ENDS LATER THIS EVENING...RUNOFF WILL LIKELY 
BE INCOMPLETE...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER 
CROSSINGS. 

ALSO...BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO 
RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED ACT 
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT 
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

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 3746 9269 3747 9216 3801 9236 3804 9165
          3750 9122 3650 9121 3652 9277

$$

JLT

000 
WGUS73 KSGF 190224
FFSSGF
MOC065-067-091-149-153-161-169-203-215-229-190300-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
819 PM CST TUE NOV 18 2003

...FLASH FLOOD WARNING CONTINUES UNTIL 900 PM CST FOR DENT AND 
PHELPS COUNTIES...

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR OZARK...OREGON... 
HOWELL...DOUGLAS...SHANNON...WRIGHT...TEXAS...AND PULASKI COUNTIES 
HAS BEEN CANCELLED...

AT 805 PM CST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED CONTINUED 
CONTINUED FLOODING ON HIGHWAY P IN NEWBURG AND OVER SEVERAL LOW 
WATER CROSSINGS IN DENT COUNTY.  ALTHOUGH THUNDERSTORMS HAVE ENDED 
...DOPPLER RADAR ESTIMATED THAT IN EXCESS OF THREE INCHES OF RAIN 
WAS RECEIVED OVER THE WARNED AREA.

RUNOFF FROM THE EXCESSIVE RAINFALL WILL CAUSE FLOODING TO 
OCCUR...ESPECIALLY ALONG SMALL STREAMS AND NEAR LOW WATER CROSSINGS. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO 
HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT DRIVE PAST BARRICADES.

LAT...LON 3806 9153 3760 9133 3658 9119 3655 9274
          3711 9267 3745 9266 3749 9228 3796 9230

$$

TERRY

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 18, 1:39 AM CST	Flash Flood Warning	SGF	Douglas, Howell, Oregon, Ozark, Shannon, Texas	6 hr
Nov 18, 11:33 AM CST	Severe Thunderstorm Warning	SGF	Newton	57 min
Nov 18, 12:24 PM CST	Severe Thunderstorm Warning	SGF	Newton	36 min
Nov 18, 12:41 PM CST	Severe Thunderstorm Warning	SGF	Barry, Lawrence	64 min
Nov 18, 12:46 PM CST	Severe Thunderstorm Warning	SGF	Cedar	44 min
Nov 18, 1:04 PM CST	Severe Thunderstorm Warning	SGF	Polk	56 min
Nov 18, 1:17 PM CST	Tornado Warning	SGF	Lawrence	43 min
Nov 18, 1:29 PM CST	Tornado Warning	SGF	Christian, Stone	61 min
Nov 18, 1:40 PM CST	Severe Thunderstorm Warning	SGF	Greene	65 min
Nov 18, 1:47 PM CST	Severe Thunderstorm Warning	SGF	Hickory	58 min
Nov 18, 2:24 PM CST	Flash Flood Warning	SGF	Christian	4 hr
Nov 18, 2:24 PM CST	Severe Thunderstorm Warning	SGF	Dallas	66 min
Nov 18, 2:30 PM CST	Severe Thunderstorm Warning	SGF	Christian, Webster	60 min
Nov 18, 2:54 PM CST	Severe Thunderstorm Warning	SGF	Laclede	66 min
Nov 18, 3:03 PM CST	Severe Thunderstorm Warning	SGF	Ozark	57 min
Nov 18, 3:07 PM CST	Severe Thunderstorm Warning	SGF	Wright	53 min
Nov 18, 3:08 PM CST	Flash Flood Warning	SGF	Dent, Douglas, Howell, Oregon, Ozark, Phelps and 3 more	6 hr
Nov 18, 3:43 PM CST	Severe Thunderstorm Warning	SGF	Douglas	62 min
Nov 18, 4:51 PM CST	Severe Thunderstorm Warning	SGF	Texas	39 min
Nov 18, 5:19 PM CST	Severe Thunderstorm Warning	SGF	Shannon	56 min

Nearby

Flash Flood Warnings in Missouri, 2003 Every 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.