Alert archive / Missouri / Flash Flood Warnings in 2011

Flash Flood Warning 1, NWS Springfield, MO

March 4, 20115 counties in Missouri

NWS Springfield, MO issued this flash flood warning at Mar 4, 2011, 8:42 PM CST for 5 counties in Missouri. It was in force for 6 hr. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 4, 2011, 8:42 PM CST (02:42 UTC)
Expired
Mar 5, 2011, 3:00 AM CST
In force
6 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Christian County, MO, Douglas County, MO, Taney County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 54 km from the middle of the area, began a volume at 02:41 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.

What was reported inside it

TimeReportWhereRemark
Mar 4, 9:00 PM CSTFLASH FLOODMansfield, MOSTREET FLOODING REPORTED IN MANSFIELD
Mar 4, 9:05 PM CSTFLASH FLOOD3 W Ava, MOWATER OF UNKNOWN DEPTH COVERING AND FLOWING OVER LOW WATER CROSSING ON ROUTE Y AT COWSKIN CREEK. PORTIONS OF HIGHWAY 14 WEST OF AVA ARE ALSO WATER COVERED.
Mar 4, 9:05 PM CSTFLASH FLOOD4 W Norwood, MOSTATE HIGHWAY Y NORTH OF MACOMB IS FLOODED IN SEVERAL SPOTS WITH WATER DEPTH AS MUCH AS 10 TO 12 INCHES
Mar 4, 9:05 PM CSTFLASH FLOODNorwood, MOTWO TO THREE FEET OF WATER REPORTED ON THE EAST SIDE OF NORWOOD THAT IS FLOODING A TRAILER PARK
Mar 4, 10:15 PM CSTFLASH FLOOD3 W Ava, MOROUTE Y AT COWSKIN CREEK IS CLOSED DUE TO FLOODING

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.7 hours before the alert went out and 78 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 2011-03-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 284 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 00:00Z on 2011-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
284 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
571 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

287 
WGUS53 KSGF 050242
FFWSGF
MOC043-067-213-225-229-050900-
/O.NEW.KSGF.FF.W.0001.110305T0242Z-110305T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
842 PM CST FRI MAR 4 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN CHRISTIAN COUNTY IN SOUTHWEST MISSOURI...
  NORTHWESTERN TANEY COUNTY IN SOUTHWEST MISSOURI...
  SOUTHEASTERN WEBSTER COUNTY IN SOUTHWEST MISSOURI...
  SOUTHERN WRIGHT COUNTY IN SOUTHWEST MISSOURI...
  WESTERN DOUGLAS COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 300 AM CST SATURDAY.

* AT 835 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.   
  RADAR ESTIMATED THAT ONE TO TWO AND A HALF INCHES OF RAINFALL HAD 
  FALLEN IN THE WARNED AREA. ADDITIONAL SHOWERS WILL BRING 
  ADDITIONAL MODERATE TO HEAVY RAIN THROUGH LATE EVENING. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
  SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

ROUTE FF AT HUNTER CREEK EAST OF AVA...
ROUTE FF AT TURKEY CREEK EAST OF AVA...
ROUTE Y AT COWSKIN CREEK 3 MILES WEST OF AVA...
HIGHWAY 176 NEAR ROCKAWAY BEACH...
HIGHWAY 76 AT BEAVER CREEK SOUTHWEST OF BRADLEYVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3665 9332 3681 9332 3682 9334 3689 9335
      3708 9295 3718 9268 3730 9226 3707 9226
      3691 9247

$$

FOSTER
3 follow-up statements
896 
WGUS73 KSGF 050327
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
927 PM CST FRI MAR 4 2011

MOC043-067-213-225-229-050900-
/O.CON.KSGF.FF.W.0001.000000T0000Z-110305T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WRIGHT MO-WEBSTER MO-CHRISTIAN MO-DOUGLAS MO-TANEY MO-
927 PM CST FRI MAR 4 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 300 AM CST FOR
EASTERN CHRISTIAN...NORTHWESTERN TANEY...SOUTHEASTERN WEBSTER...
SOUTHERN WRIGHT AND WESTERN DOUGLAS COUNTIES...

AT 919 PM CST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT
EXCESSIVE RAINFALL WAS PRODUCING FLASH FLOODING ACROSS THE WARNED 
AREA. WATER WAS FLOWING OVER THE LOW WATER CROSSING ON ROUTE Y AT 
COWSKIN CREEK IN DOUGLAS COUNTY.  PORTIONS OF HIGHWAY 14 WEST OF AVA 
IN DOUGLAS COUNTY WERE COVERED BY WATER.  IN WRIGHT COUNTY...AMATEUR 
RADIO OPERATORS REPORT STREET FLOODING IN MANSFIELD...TWO TO THREE 
FEET OF WATER ON THE EAST SIDE OF NORWOOD FLOODING A TRAILER 
PARK...AND STATE HIGHWAY NORTH OF MACOMB FLOODED BY 10 TO 12 INCHES 
OF WATER.

RUNOFF FROM THIS EXCESSIVE RAINFALL IS CAUSING FLASH FLOODING.
CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

ROUTE FF AT HUNTER CREEK EAST OF AVA...
ROUTE FF AT TURKEY CREEK EAST OF AVA...
ROUTE Y AT COWSKIN CREEK 3 MILES WEST OF AVA...
HIGHWAY 176 NEAR ROCKAWAY BEACH...
HIGHWAY 76 AT BEAVER CREEK SOUTHWEST OF BRADLEYVILLE...
ROUTE U AT BRYANT CREEK NORTHWEST OF BRUSHYKNOB...
ROUTE AA AT SWAN CREEK NORTHWEST OF TANEYVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3665 9332 3681 9332 3682 9334 3689 9335
      3708 9295 3718 9268 3730 9226 3707 9226
      3691 9247

$$

KARDELL
809 
WGUS73 KSGF 050525
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1125 PM CST FRI MAR 4 2011

MOC043-067-213-225-229-050900-
/O.CON.KSGF.FF.W.0001.000000T0000Z-110305T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WRIGHT MO-WEBSTER MO-CHRISTIAN MO-DOUGLAS MO-TANEY MO-
1125 PM CST FRI MAR 4 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 300 AM CST FOR
EASTERN CHRISTIAN...NORTHWESTERN TANEY...SOUTHEASTERN WEBSTER...
SOUTHERN WRIGHT AND WESTERN DOUGLAS COUNTIES...

AT 1015 PM CST...THE DEPARTMENT OF TRANSPORTATION HAS REPORTED ROUTE 
Y AT COWSKIN CREEK IS CLOSED DUE TO FLOODING.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. CREEKS...STREAMS AND LOW WATER CROSSINGS WILL BE ESPECIALLY
SUSCEPTIBLE TO THE DANGERS OF FLASH FLOODING.

THIS WARNING INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING LOW WATER
CROSSINGS...

ROUTE FF AT HUNTER CREEK EAST OF AVA...
ROUTE FF AT TURKEY CREEK EAST OF AVA...
ROUTE Y AT COWSKIN CREEK 3 MILES WEST OF AVA...
HIGHWAY 176 NEAR ROCKAWAY BEACH...
HIGHWAY 76 AT BEAVER CREEK SOUTHWEST OF BRADLEYVILLE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

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

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 OR IN A VEHICLE.

IN HILLY TERRAIN 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 3665 9332 3681 9332 3682 9334 3689 9335
      3708 9295 3718 9268 3730 9226 3707 9226
      3691 9247

$$

GRIFFIN
340 
WGUS73 KSGF 050856
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
256 AM CST SAT MAR 5 2011

MOC043-067-213-225-229-050900-
/O.CON.KSGF.FF.W.0001.000000T0000Z-110305T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WRIGHT MO-WEBSTER MO-CHRISTIAN MO-DOUGLAS MO-TANEY MO-
256 AM CST SAT MAR 5 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 300 AM CST FOR
EASTERN CHRISTIAN...NORTHWESTERN TANEY...SOUTHEASTERN WEBSTER...
SOUTHERN WRIGHT AND WESTERN DOUGLAS COUNTIES...

RUNOFF FROM THE HEAVY RAINFALL CONTINUES.  HOWEVER...THE THREAT OF 
FLASH FLOODING HAS DIMINISHED.  THE FLASH FLOOD WARNING THEREFORE 
HAS BEEN REPLACED BY AN AREAL FLOOD WARNING THAT WILL BE IN EFFECT 
UNTIL 300 PM SATURDAY.  

FLOODING OF CREEKS...SMALL STREAMS AND LOW WATER CROSSINGS WILL 
CONTINUE INTO SATURDAY AFTERNOON.

LAT...LON 3665 9332 3681 9332 3682 9334 3689 9335
      3708 9295 3718 9268 3730 9226 3707 9226
      3691 9247

$$

GAEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 4, 7:00 PM CSTSevere Thunderstorm WarningSGFLaclede, Phelps, Pulaski, Texas45 min
Mar 4, 7:52 PM CSTSevere Thunderstorm WarningSGFDouglas, Ozark, Taney, Texas, Wright53 min
Mar 5, 2:49 AM CSTAreal Flood WarningSGFChristian, Douglas, Taney, Webster, Wright12 hr

Nearby

Flash Flood Warnings in Missouri, 2011Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.