Alert archive / Missouri / Flash Flood Warnings in 2011

Flash Flood Warning 44, NWS Springfield, MO

May 23, 20114 counties in Missouri

NWS Springfield, MO issued this flash flood warning at May 23, 2011, 12:50 AM CDT for 4 counties in Missouri. It was in force for 9 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: May 23, 2011, 12:50 AM CDT (05:50 UTC)
Expired: May 23, 2011, 10:00 AM CDT
In force: 9 hr
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Flood severity: None

Counties Barry County, MO, McDonald County, MO, Newton County, MO, Stone County, MO

The radar

The Springfield radar (KSGF), 95 km from the middle of the area, began a volume at 05:50 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, 5.8 hours before the alert went out and 43 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: 3961 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 641 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 180 m²/s²
Significant tornado parameter: 3.7
Supercell composite: 15.9

Open this sounding in Storm Lab

The text

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

301 
WGUS53 KSGF 230550
FFWSGF
MOC009-119-145-209-231500-
/O.NEW.KSGF.FF.W.0044.110523T0550Z-110523T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1250 AM CDT MON MAY 23 2011

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BARRY COUNTY IN SOUTHWEST MISSOURI...
  MCDONALD COUNTY IN SOUTHWEST MISSOURI...
  SOUTHERN NEWTON COUNTY IN SOUTHWEST MISSOURI...
  SOUTHERN STONE COUNTY IN SOUTHWEST MISSOURI...

* UNTIL 1000 AM CDT.

* AT 1245 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
SLOW MOVING THE WARNED AREA. DOPPLER RADAR RAINFALL ESTIMATES ARE 
BETWEEN ONE TO THREE INCHES IN THE PAST SEVERAL HOURS WITH 
ADDITIONAL ONE TO TWO INCHES POSSIBLE.

* 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...

HIGHWAY 43 AT BUFFALO CREEK WEST OF ANDERSON...
HIGHWAY 13 AT RAILEY CREEK NEAR REEDS SPRING...
HIGHWAY 13 AT PINE RUN NORTHWEST OF GALENA...
ROUTE Y AT FLAT CREEK JUST NORTHEAST OF CASSVILLE...
ROUTE C JUST SOUTH OF MCDOWELL.

EMERGENCY MANAGEMENT HAVE REPORTED NUMEROUS ROADS IMPASSABLE AND 
UNDER WATER IN MCDONALD AND BARRY COUNTY

LAT...LON 3650 9463 3683 9462 3682 9331 3650 9332
      3649 9422

$$

GRIFFIN

1 follow-up statement

674 
WGUS73 KSGF 230721
FFSSGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SPRINGFIELD MO
221 AM CDT MON MAY 23 2011

MOC009-119-145-209-231500-
/O.CON.KSGF.FF.W.0044.000000T0000Z-110523T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRY MO-MCDONALD MO-NEWTON MO-STONE MO-
221 AM CDT MON MAY 23 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 AM CDT FOR
BARRY...MCDONALD...SOUTHERN NEWTON AND SOUTHERN STONE COUNTIES...

AT 212 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW
MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
DOPPLER RADAR ESTIMATED BETWEEN ONE TO THREE INCHES OF RAINFALL HAS 
FALLEN IN THE PAST SEVERAL HOURS.

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...

HIGHWAY 43 AT BUFFALO CREEK WEST OF ANDERSON...
HIGHWAY 13 AT RAILEY CREEK NEAR REEDS SPRING...
HIGHWAY 13 AT PINE RUN NORTHWEST OF GALENA...
ROUTE Y AT FLAT CREEK JUST NORTHEAST OF CASSVILLE...
ROUTE C JUST SOUTH OF MCDOWELL.

EMERGENCY MANAGEMENT HAVE REPORTED NUMEROUS ROADS IMPASSABLE AND 
UNDER WATER IN MCDONALD AND BARRY COUNTY.

LAT...LON 3650 9463 3683 9462 3682 9331 3650 9332
      3649 9422

$$

GRIFFIN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 7:01 PM CDT	Tornado Warning	SGF	McDonald	44 min
May 22, 7:06 PM CDT	Severe Thunderstorm Warning	SGF	Barry, McDonald, Newton	54 min
May 22, 7:08 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Miller, Morgan	67 min
May 22, 7:10 PM CDT	Flash Flood Warning	SGF	Barry, Christian, Lawrence, McDonald, Newton, Stone	6 hr
May 22, 7:28 PM CDT	Tornado Warning	SGF	Christian, Taney	47 min
May 22, 7:38 PM CDT	Severe Thunderstorm Warning	SGF	Greene, Webster	52 min
May 22, 7:41 PM CDT	Tornado Warning	SGF	McDonald	49 min
May 22, 7:46 PM CDT	Tornado Warning	SGF	McDonald	44 min
May 22, 8:02 PM CDT	Tornado Warning	SGF	Taney	28 min
May 22, 8:05 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Wright	40 min
May 22, 8:18 PM CDT	Severe Thunderstorm Warning	SGF	Oregon	27 min
May 22, 8:24 PM CDT	Tornado Warning	SGF	Ozark	36 min
May 22, 8:28 PM CDT	Tornado Warning	SGF	McDonald	47 min
May 22, 8:46 PM CDT	Flash Flood Warning	SGF	Ozark, Taney	6 hr
May 22, 8:49 PM CDT	Severe Thunderstorm Warning	SGF	Ozark	41 min
May 22, 8:57 PM CDT	Severe Thunderstorm Warning	SGF	McDonald	63 min
May 22, 9:01 PM CDT	Severe Thunderstorm Warning	SGF	Douglas, Howell, Ozark	44 min
May 22, 9:11 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Douglas, Howell, Oregon, Shannon, Texas	64 min
May 22, 9:15 PM CDT	Tornado Warning	SGF	Douglas, Howell, Oregon, Ozark	30 min
May 22, 9:24 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Oregon, Ozark	51 min
May 22, 9:57 PM CDT	Special Weather Statement	SGF	McDonald, Newton	33 min
May 22, 10:09 PM CDT	Special Weather Statement	SGF	Barry	36 min
May 22, 10:10 PM CDT	Severe Thunderstorm Warning	SGF	Oregon	35 min
May 22, 10:55 PM CDT	Severe Thunderstorm Warning	SGF	McDonald	65 min
May 22, 11:45 PM CDT	River Flood Warning	SGF	McDonald	57 hr
May 22, 11:54 PM CDT	Severe Thunderstorm Warning	SGF	McDonald	66 min
May 23, 1:42 AM CDT	Special Weather Statement	SGF	Stone	48 min
May 23, 3:36 AM CDT	Flash Flood Watch	SGF	Barry, Barton, Benton, Camden, Cedar, Christian and 28 more	63 hr
May 23, 7:47 AM CDT	Special Weather Statement	SGF	Jasper	43 min
May 23, 8:15 AM CDT	Severe Thunderstorm Warning	SGF	Jasper, Newton	45 min
May 23, 8:35 AM CDT	Special Weather Statement	SGF	Vernon	40 min
May 23, 8:51 AM CDT	Severe Thunderstorm Warning	SGF	Barton, Cedar, St. Clair, Vernon	39 min
May 23, 8:56 AM CDT	Severe Thunderstorm Warning	SGF	Barry, Jasper, Lawrence, McDonald, Newton	49 min
May 23, 9:17 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Hickory, Polk, St. Clair	31 min
May 23, 9:38 AM CDT	Flash Flood Warning	SGF	Barry, Jasper, Lawrence, McDonald, Newton, Stone	8 hr
May 23, 9:43 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Hickory, Polk	18 min
May 23, 9:55 AM CDT	Severe Thunderstorm Warning	SGF	Camden, Dallas, Hickory, Laclede	36 min
May 23, 10:29 AM CDT	Severe Thunderstorm Warning	SGF	Camden, Dent, Laclede, Maries, Miller, Morgan and 3 more	45 min
May 23, 10:53 AM CDT	Severe Thunderstorm Warning	SGF	Dent, Maries, Miller, Phelps, Pulaski	44 min
May 23, 12:59 PM CDT	Special Weather Statement	SGF	Howell, Shannon	61 min
May 23, 1:09 PM CDT	Tornado Warning	SGF	Howell, Oregon, Ozark	66 min
May 23, 1:43 PM CDT	Severe Thunderstorm Warning	SGF	Shannon	20 min
May 23, 1:47 PM CDT	Tornado Warning	SGF	Howell, Oregon, Shannon	43 min
May 23, 1:58 PM CDT	Severe Thunderstorm Warning	SGF	Jasper, Newton	47 min
May 23, 2:11 PM CDT	Severe Thunderstorm Warning	SGF	Oregon	33 min
May 23, 2:28 PM CDT	Severe Thunderstorm Warning	SGF	Jasper, Newton	62 min
May 23, 3:26 PM CDT	Severe Thunderstorm Warning	SGF	Barry, Barton, Dade, Jasper, Lawrence, Newton	47 min
May 23, 4:02 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Jasper	41 min
May 23, 4:16 PM CDT	Severe Thunderstorm Warning	SGF	Jasper, Newton	43 min
May 23, 4:28 PM CDT	River Flood Warning	SGF	Shannon	16 hr
May 23, 4:28 PM CDT	River Flood Warning	SGF	Stone	17 hr
May 23, 5:12 PM CDT	Special Weather Statement	SGF	Jasper	33 min
May 23, 5:51 PM CDT	Flash Flood Warning	SGF	Barry, Jasper, McDonald, Newton	16 hr

Nearby

Flash Flood Warnings in Missouri, 2011 Every 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.