Alert archive / Missouri / Flash Flood Warnings in 2003

Flash Flood Warning 65, NWS Springfield, MO

November 18, 2003Christian County, Missouri

NWS Springfield, MO issued this flash flood warning at Nov 18, 2003, 2:24 PM CST for Christian 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, 2:24 PM CST (20:24 UTC)
Expired: Nov 18, 2003, 6:30 PM CST
In force: 4 hr
Issued by: NWS Springfield, MO
Area: Counties, with a storm outline in the text

County Christian County, MO

The radar

The Springfield radar (KSGF), 36 km from the middle of the area, began a volume at 20:26 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, 8.4 hours before the alert went out and 60 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 182027
FFWSGF
MOC043-190030-

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

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

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

* UNTIL 630 PM CST.

* AT 618 AM CST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED   
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. IN 
ADDITION...REPORTS OF 6 TO 12 INCHES OF WATER FLOWING OVER SOME 
COUNTY ROADS SOUTH OF OZARK. THIS WARNING HAS BEEN UPGRADED FROM THE 
PREVIOUS URBAN AND SMALL STREAMS FLOOD ADVISORY FOR CHRISTIAN 
COUNTY. AN ADDITIONAL ONE INCH OF RAINFALL IS EXPECTED THROUGH 4 PM. 

* 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...OZARK...SPARTA AND NIXA.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY 
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN 
SPRINGFIELD.

LAT...LON 3710 9289 3682 9291 3682 9335 3700 9338
          3711 9339

$$

JLT

3 follow-up statements

000 
WGUS73 KSGF 182138
FFSSGF
MOC043-190030-

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

...FLASH FLOOD WARNING CONTINUES UNTIL 630 PM CST FOR CHRISTIAN
COUNTY...

AT 327 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN 
AREA OF LIGHT TO MODERATE RAINFALL ACROSS THE WARNED AREA. DOPPLER 
RADAR ESTIMATED THAT AN ADDITIONAL ONE HALF TO ONE INCH OF RAIN FELL 
SINCE 2 PM ACROSS NORTHERN CHRISTIAN COUNTY...ESPECIALLY ALONG 
HIGHWAY 14. LAW ENFORCEMENT OFFICERS INDICATED THAT COUNTY ROADS 
REMAINED WATER COVERED SOUTH OF OZARK...AND ALONG HIGHWAY K NEAR 
CLEVER. AN ADDITIONAL ONE QUARTER OF AN INCH OF RAIN MAY FALL 
THROUGH 6 PM...BUT THE EXCESSIVE RUNOFF WILL CONTINUE. 

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 3684 9334 3699 9335 3700 9357 3707 9358
          3708 9292 3681 9292

$$

JLT

000 
WGUS73 KSGF 182300
FFSSGF
MOC043-065-067-091-149-153-161-169-203-215-190300-

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

...FLASH FLOOD WARNING CONTINUES UNTIL 900 PM CST FOR 
OZARK...OREGON...HOWELL...DOUGLAS...SHANNON...TEXAS...DENT...
PULASKI AND PHELPS COUNTIES...AND UNTIL 630 PM FOR CHRISTIAN COUNTY. 

AT 450 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS WITH HEAVY RAINFALL MOVING ACROSS SOUTHERN TEXAS AND 
WESTERN HOWELL COUNTIES. ELSEWHERE...LIGHT TO MODERATE RAINFALL 
OCCURRED. AREAS THAT RECEIVE THE THUNDERSTORMS WILL LIKELY EXPECT 
RAINFALL RATES OF ONE TO TWO INCHES PER HOUR...ESPECIALLY NEAR CLEAR 
SPRINGS...SUMMERSVILLE...POMONA AND WEST PLAINS...WITH LESSER 
AMOUNTS OF ONE QUARTER TO ONE HALF INCH ELSEWHERE. 

ALTHOUGH PARTS OF SHANNON AND OREGON COUNTIES HAVE NOT RECEIVED 
RAINFALL SINCE NOON TODAY...THESE THUNDERSTORMS WILL MOVE INTO YOUR 
AREA BY 6 PM...AND CAUSE ADDITIONAL FLOODING PROBLEMS. AS OF 445 
PM...HIGHWAY 63 NEAR SIMMONS...OR SOUTH OF HOUSTON WAS FLOODING AND 
CLOSED DUE TO WATER OVER THE ROADWAY. PLEASE TAKE AN ALTERNATE ROUTE 
IN THIS AREA UNTIL THE RUNOFF IS COMPLETE. 

IN CHRISTIAN COUNTY...MOST OF THE HEAVY RAINFALL HAS 
ENDED...HOWEVER...RUNOFF IS NOT COMPLETE AND ROADWAYS MAY STILL HAVE 
WATER FLOWING OVER THEM...ESPECIALLY ALONG HIGHWAY 14 BETWEEN 
BILLINGS AND OZARK. 

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 3708 9348 3707 9225 3765 9225 3769 9233
          3796 9239 3802 9197

$$

JLT

000 
WGUS73 KSGF 190006
FFSSGF
MOC043-190030-

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

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CHRISTIAN COUNTY 
WILL BE ALLOWED TO EXPIRE AT 630 PM...

LAW ENFORCEMENT OFFICIALS INDICATED THAT EARLIER FLOODING SOUTH OF 
OZARK AND ALONG HIGHWAY 14 BETWEEN BILLINGS AND NIXA...HAD ENDED AND 
THE RUNOFF WAS NEARLY COMPLETE. LIGHT RAIN OVER PORTIONS OF THE 
COUNTY WILL END BY 7 PM WITH NO ADDITIONAL FLOODING PROBLEMS. 

LAT...LON 3708 9290 3682 9291 3681 9332 3711 9362

$$

JLT

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	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, 5:14 PM CST	Flash Flood Warning	SGF	Wright	4 hr
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.