Alert archive / Missouri / Flash Flood Warnings in 2011

Flash Flood Warning 63, NWS Springfield, MO

November 22, 2011Oregon County, Shannon County, Missouri

NWS Springfield, MO issued this flash flood warning at Nov 22, 2011, 12:10 AM CST for Oregon County, Shannon County, Missouri. It was in force for 5 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 22, 2011, 12:10 AM CST (06:10 UTC)
Expired
Nov 22, 2011, 5:00 AM CST
In force
5 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Oregon County, MO, Shannon County, MO

The radar

The Springfield radar (KSGF), 189 km from the middle of the area, began a volume at 06:10 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, 6.2 hours before the alert went out and 218 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 2011-11-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2011-11-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
404 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
109 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.

069 
WGUS53 KSGF 220610
FFWSGF
MOC149-203-221100-
/O.NEW.KSGF.FF.W.0063.111122T0610Z-111122T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1210 AM CST TUE NOV 22 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  OREGON COUNTY IN SOUTH CENTRAL MISSOURI...
  SOUTHERN SHANNON COUNTY IN SOUTH CENTRAL MISSOURI...

* UNTIL 500 AM CST.

* AT 1205 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR  
  INDICATED AN AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
  RADAR ESTIMATED THAT ONE TO TWO INCHES OF RAIN HAD FALLEN DURING 
  THE EVENING...AND ADDITIONAL AMOUNTS IN EXCESS OF AN INCH ARE 
  EXPECTED. 

* 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 H...3 MILES EAST OF WINONA...
ROUTE A JUST WEST OF COUCH...
HIGHWAY 142 AT THE ELEVEN POINT RIVER...
ROUTE MM SOUTH OF BIRCH TREE...
HIGHWAY 99 AT MIDDLE FORK SOUTH OF THOMASVILLE.

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 3679 9168 3679 9166 3705 9165 3704 9121
      3684 9122 3683 9112 3682 9111 3658 9111
      3650 9112 3649 9113 3650 9167

$$

FOSTER
3 follow-up statements
831 
WGUS73 KSGF 220758
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
158 AM CST TUE NOV 22 2011

MOC149-203-221100-
/O.CON.KSGF.FF.W.0063.000000T0000Z-111122T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OREGON MO-SHANNON MO-
158 AM CST TUE NOV 22 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 AM CST FOR
OREGON AND SOUTHERN SHANNON COUNTIES...

AT 153 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN 
AREA OF MODERATE TO HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR 
ESTIMATED ONE TO TWO INCHES OF RAIN HAD FALLEN SINCE MONDAY EVENING. 

ADDITIONAL RAINFALL AMOUNTS AROUND ONE INCH WILL BE POSSIBLE ACROSS 
OREGON AND SOUTHERN SHANNON COUNTIES. THE RAIN WILL TAPER OFF FROM 
THE WEST AND END BY DAYBREAK.  

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR MAINLY ON SMALL STREAMS AND LOW WATER CROSSINGS.

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

ROUTE H...3 MILES EAST OF WINONA...
ROUTE A JUST WEST OF COUCH...
HIGHWAY 142 AT THE ELEVEN POINT RIVER...
ROUTE MM SOUTH OF BIRCH TREE...
HIGHWAY 99 AT MIDDLE FORK SOUTH OF THOMASVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING. 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. 

&&

LAT...LON 3679 9168 3679 9166 3705 9165 3704 9121
      3684 9122 3683 9112 3682 9111 3658 9111
      3650 9112 3649 9113 3650 9167

$$

FOSTER
309 
WGUS73 KSGF 220939
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
339 AM CST TUE NOV 22 2011

MOC149-203-221100-
/O.CON.KSGF.FF.W.0063.000000T0000Z-111122T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OREGON MO-SHANNON MO-
339 AM CST TUE NOV 22 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 AM CST FOR
OREGON AND SOUTHERN SHANNON COUNTIES...

AT 332 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT RAIN HAD ENDED ACROSS THE WARNED AREA. RADAR ESTIMATED THAT ONE 
TO TWO AND A HALF INCHES OF RAIN HAD FALLEN SINCE MONDAY EVENING. 
THE HEAVIEST RAINFALL OCCURRED ACROSS OREGON COUNTY.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE LOCALIZED FLASH 
FLOODING TO OCCUR ON SMALL STREAMS AND LOW WATER CROSSINGS.

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

ROUTE H...3 MILES EAST OF WINONA...
ROUTE A JUST WEST OF COUCH...
HIGHWAY 142 AT THE ELEVEN POINT RIVER...
ROUTE MM SOUTH OF BIRCH TREE...
HIGHWAY 99 AT MIDDLE FORK SOUTH OF THOMASVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. 

&&

LAT...LON 3679 9168 3679 9166 3705 9165 3704 9121
      3684 9122 3683 9112 3682 9111 3658 9111
      3650 9112 3649 9113 3650 9167

$$

FOSTER
252 
WGUS73 KSGF 221053 RRA
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
453 AM CST TUE NOV 22 2011

MOC149-203-221103-
/O.EXP.KSGF.FF.W.0063.000000T0000Z-111122T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OREGON MO-SHANNON MO-
453 AM CST TUE NOV 22 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 500 AM CST FOR OREGON AND
SOUTHERN SHANNON COUNTIES...

HEAVY RAIN HAS ENDED OVER THE WARNED AREA. WHILE THE RISK OF FLASH 
FLOODING HAS ENDED...WATER LEVELS ON SOME STREAMS MAY CONTINUE TO 
RISE AND LOW WATER CROSSINGS MAY BE IMPACTED BY RISING WATER.

A AREAL FLOOD WARNING HAS BEEN ISSUED AND REPLACES THE FLASH FLOOD 
WARNING PREVIOUSLY IN EFFECT. 

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



LAT...LON 3679 9168 3679 9166 3705 9165 3704 9121
      3684 9122 3683 9112 3682 9111 3658 9111
      3650 9112 3649 9113 3650 9167

$$

FOSTER

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 10:43 PM CSTFlash Flood WarningSGFDouglas, Howell, Ozark, Taney6 hr
Nov 22, 4:49 AM CSTAreal Flood WarningSGFDouglas, Howell, Oregon, Ozark, Shannon, Taney7 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.