Alert archive / Missouri / Flash Flood Warnings in 2017

Flash Flood Warning 5, NWS Springfield, MO

April 21, 2017Barry County, McDonald County, Newton County, Missouri

NWS Springfield, MO issued this flash flood warning at Apr 21, 2017, 9:16 AM CDT for Barry County, McDonald County, Newton County, Missouri. It was in force for 12 hr. 12 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
Apr 21, 2017, 9:16 AM CDT (14:16 UTC)
Expired
Apr 21, 2017, 9:15 PM CDT
In force
12 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

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

The radar

The Springfield radar (KSGF), 76 km from the middle of the area, began a volume at 14:18 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
Apr 21, 10:37 AM CDTFLASH FLOOD1 N Newtonia, MOWATER OVER THE ROADWAY ON KENTUCKY ROAD AND TEAL DR. UNKNOWN DEPTH. BARRICADES SET UP.
Apr 21, 10:42 AM CDTFLASH FLOOD4 Nne Cassville, MOLOW WATER BRIDGE AT FARM ROAD 2140 AND STATE HIGHWAY Y HAS 1 FOOT OF WATER OVER THE ROADWAY. INTERSECTION IS CLOSED.
Apr 21, 11:00 AM CDTFLASH FLOOD5 Ese Goodman, MOELKHORN BRANCH ON STATE HIGHWAY CC HAS WATER FLOWING OVER THE ROADWAY VIA SOCIAL MEDIA PICTURE.
Apr 21, 11:05 AM CDTFLASH FLOOD5 Wnw Eagle Rock, MOFARM ROAD 1135 IS IMPASSABLE AT THE LOW WATER BRIDGE AT THE ROARING RIVER HATCHERY.
Apr 21, 11:15 AM CDTFLASH FLOOD4 Ssw Mcdowell, MOSTATE HIGHWAY U IS CLOSED DUE TO FLOODING ALONG FLAT CREEK.
Apr 21, 11:15 AM CDTFLASH FLOOD4 Wsw Ridgley, MOSTATE HIGHWAY U IS CLOSED DUE TO FLOODING ALONG MIKES CREEK.
Apr 21, 2:08 PM CDTFLOOD2 N Powell, MOFORMER NWS EMPLOYEE REPORTED FLOODING ALONG ROUTE E AND KINGS HOLLOW ROAD AT SEVERAL LOW WATER CROSSINGS.
Apr 21, 3:03 PM CDTFLOOD2 Se Washburn, MOFARM ROAD 1070 NORTH OF RAUC-A-BYE LANE IS FLOODED IN SEVERAL LOCATIONS AND IS IMPASSIBLE.
Apr 21, 3:14 PM CDTFLOOD8 Wnw Lanagan, MOLANGELY ROAD JUST EAST OF HIGHWAY 43 CLOSED DUE TO HIGH WATER OVER LOW WATER CROSSING.
Apr 21, 3:18 PM CDTFLOODJenkins, MOFARM ROAD 1215 NORTH OF HIGHWAY 248 IMPASSABLE DUE TO HIGH WATER.
Apr 21, 5:15 PM CDTHEAVY RAIN 43 Nw Golden, MOA LITTLE OVER 4 INCHES OF RAIN SO FAR STORM TOTAL SINCE YESTERDAY.
Apr 21, 6:15 PM CDTHEAVY RAIN 4.33Shell Knob, MO4.33 INCHES OF RAIN IN SHELL KNOB (2 DAY TOTAL) RELAYED BY BROADCAST MEDIA.

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 12:00Z, 2.3 hours before the alert went out and 25 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 12:00Z on 2017-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2017-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -171 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
637 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-171 m²/s²
0-3 km storm-relative helicity
-150 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

591 
WGUS53 KSGF 211416
FFWSGF
MOC009-119-145-220215-
/O.NEW.KSGF.FF.W.0005.170421T1416Z-170422T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
916 AM CDT FRI APR 21 2017

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Newton County in southwestern Missouri...
  McDonald County in southwestern Missouri...
  Barry County in southwestern Missouri...

* Until 915 PM CDT Friday

* At 915 AM CDT, Doppler radar indicated heavy rain across the warned
  area. Up to three inches of rain has already fallen. Flash 
  flooding is already occurring. Additional moderate to heavy rain 
  is moving in from the west, and will create widespread flash 
  flooding across far southwest Missouri. 

* Creeks, streams, and low water crossings will be especially
  susceptible to the dangers of flash flooding.
  Locations in the warning include...
  Southern Joplin...                Neosho...
  Roaring River State Park...       Big Sugar Creek State Park...
  Monett...                         Cassville...
  Seneca...                         Granby...
  Anderson...                       Noel...
  Duquesne...                       Dodge...
  Shell Knob...                     Goodman...
  Purdy...                          South West City...
  Diamond...                        Seligman...
  Pineville...                      Exeter...

This warning includes but is not limited to the following low water
crossings...
Highway 43 at Buffalo Creek west of Anderson...
Business Highway 60 just north of Neosho...
Route Y at Flat Creek just northeast of Cassville...
Route C just south of Mcdowell...
and Highway 39 at Flat Creek south of Jenkins.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

&&

LAT...LON 3650 9462 3706 9462 3705 9406 3693 9406
      3692 9362 3683 9361 3681 9358 3650 9358

$$

Cramer
2 follow-up statements
599 
WGUS73 KSGF 212002
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
302 PM CDT FRI APR 21 2017

MOC009-119-145-220215-
/O.CON.KSGF.FF.W.0005.000000T0000Z-170422T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Newton MO-McDonald MO-Barry MO-
302 PM CDT FRI APR 21 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FRIDAY
FOR NEWTON...MCDONALD AND BARRY COUNTIES...

At 301 PM CDT, Doppler radar indicated heavy rain developing over 
portions of Oklahoma, which will likely import areas of McDonald, 
Newton, and Barry counties. Three to five inches of rain has already 
fallen. Flash flooding is already occurring...and could become worse 
through the evening hours. 

This warning includes but is not limited to the following low water
crossings...
Highway 43 at Buffalo Creek west of Anderson...
Business Highway 60 just north of Neosho...
Route Y at Flat Creek just northeast of Cassville...
Route C just south of Mcdowell...
and Highway 39 at Flat Creek south of Jenkins.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

&&

LAT...LON 3650 9462 3706 9462 3705 9406 3693 9406
      3692 9362 3683 9361 3681 9358 3650 9358

$$

Cramer
126 
WGUS73 KSGF 220211
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
911 PM CDT FRI APR 21 2017

MOC009-119-145-220220-
/O.EXP.KSGF.FF.W.0005.000000T0000Z-170422T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Newton MO-McDonald MO-Barry MO-
911 PM CDT FRI APR 21 2017

...THE FLASH FLOOD WARNING FOR NEWTON...MCDONALD AND BARRY COUNTIES
WILL EXPIRE AT 915 PM CDT FRIDAY...

The heavy rain has ended. Flash flooding is no longer expected to 
pose a threat to life or property...However An Areal Flood Warning 
will be issued for the warned area for ongoing flooding. Please 
continue to heed any remaining road closures.

LAT...LON 3650 9462 3706 9462 3705 9406 3693 9406
      3692 9362 3683 9361 3681 9358 3650 9358

$$

Hatch

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 8:36 PM CDTRiver Flood WarningSGFVernon5 days
Apr 21, 5:45 AM CDTAreal Flood WarningSGFBarry, McDonald, Newton8 hr
Apr 21, 8:25 AM CDTAreal Flood WarningSGFHowell, Oregon, Shannon12 hr
Apr 21, 8:32 AM CDTRiver Flood WarningSGFMcDonald65 hr
Apr 21, 8:56 AM CDTRiver Flood WarningSGFCedar3 days
Apr 21, 8:56 AM CDTRiver Flood WarningSGFBates, Vernon6 days
Apr 21, 8:56 AM CDTRiver Flood WarningSGFVernon5 days
Apr 21, 9:09 AM CDTRiver Flood WarningSGFPulaski41 hr
Apr 21, 9:09 AM CDTRiver Flood WarningSGFPulaski66 hr
Apr 21, 9:09 AM CDTRiver Flood WarningSGFPhelps3 days
Apr 21, 9:13 AM CDTFlash Flood WarningSGFJasper12 hr
Apr 21, 10:16 AM CDTRiver Flood WarningSGFStone62 hr
Apr 21, 10:17 AM CDTAreal Flood WarningSGFBarton12 hr
Apr 21, 10:40 AM CDTFlash Flood WarningSGFLawrence12 hr
Apr 21, 11:00 AM CDTFlash Flood WarningSGFChristian, Greene, Stone, Taney12 hr
Apr 21, 11:53 AM CDTAreal Flood WarningSGFCedar, Dade, Polk, Vernon12 hr
Apr 21, 1:07 PM CDTAreal Flood WarningSGFDouglas, Ozark12 hr
Apr 21, 1:54 PM CDTAreal Flood WarningSGFDallas, Laclede, Shannon, Texas, Webster, Wright12 hr
Apr 21, 2:28 PM CDTRiver Flood WarningSGFJasper55 hr
Apr 21, 2:28 PM CDTRiver Flood WarningSGFJasper3 days
Apr 21, 6:19 PM CDTFlash Flood WarningSGFDouglas, Howell, Oregon, Ozark, Shannon, Texas and 1 more12 hr

Nearby

Flash Flood Warnings in Missouri, 2017Every flash flood warning in 2017

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.