Alert archive / Missouri / Flash Flood Warnings in 2021

Flash Flood Warning 53, NWS Springfield, MO

June 26, 2021Newton County, Missouri

NWS Springfield, MO issued this flash flood warning at Jun 26, 2021, 11:43 PM CDT for Newton County, Missouri. It was in force for 7 hr. 1 report 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
Jun 26, 2021, 11:43 PM CDT (04:43 UTC)
Expired
Jun 27, 2021, 7:00 AM CDT
In force
7 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

County Newton County, MO

The radar

The Springfield radar (KSGF), 112 km from the middle of the area, began a volume at 04:46 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
Jun 27, 12:43 AM CDTFLASH FLOODSeneca, MOEXCESSIVE RAIN CAUSED LOST CREEK TO FLOOD ONEIDA ST AND MAIN ST IN SENECA.

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, 4.7 hours before the alert went out and 69 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 2021-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 342 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 2021-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.193958Sfc1 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
342 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
997 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.3

Open this sounding in Storm Lab

The text

As transmitted.

590 
WGUS53 KSGF 270443
FFWSGF
MOC145-271045-
/O.NEW.KSGF.FF.W.0053.210627T0443Z-210627T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
1143 PM CDT Sat Jun 26 2021

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Western Newton County in southwestern Missouri...

* Until 545 AM CDT Sunday.

* At 1143 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. The expected rainfall rate is 1 
  to 2 inches in 1 hour. Additional rainfall amounts of 2 to 3 
  inches are possible in the warned area. Flash flooding is ongoing 
  or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Southern Joplin, Neosho, Seneca, Leawood, Silver Creek, Shoal 
  Creek Drive, Saginaw and Loma Linda.

This includes the following low water crossings...
  Route AA at Buffalo Creek just west of Highway 71 and Route CC at 
  Lost Creek just south of Racine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Many flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3705 9461 3705 9441 3676 9442 3677 9462
      3678 9462 3680 9462 3682 9462 3683 9462
      3684 9462

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR

$$

JR
2 follow-up statements
906 
WGUS73 KSGF 270725
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
225 AM CDT Sun Jun 27 2021

MOC145-271045-
/O.CON.KSGF.FF.W.0053.000000T0000Z-210627T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Newton MO-
225 AM CDT Sun Jun 27 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CDT EARLY THIS 
MORNING FOR WESTERN NEWTON COUNTY...

At 225 AM CDT, Emergency management reported flash flooding 
occurring in Seneca along Lost Creek. Between 2 and 3 inches of rain 
have fallen. Additional rainfall amounts of 1 to 2 inches are 
possible in the warned area. Flash flooding is already occurring.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Emergency management reported.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Southern Joplin, Neosho, Seneca, Leawood, Silver Creek, Shoal 
  Creek Drive, Saginaw and Loma Linda.

This includes the following low water crossings...
  Route AA at Buffalo Creek just west of Highway 71 and Route CC at 
  Lost Creek just south of Racine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Many flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3705 9461 3705 9441 3676 9442 3677 9462
      3678 9462 3680 9462 3682 9462 3683 9462
      3684 9462

FLASH FLOOD...OBSERVED

$$

KP
970 
WGUS53 KSGF 271026
FFWSGF
MOC145-271200-
/O.EXT.KSGF.FF.W.0053.000000T0000Z-210627T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
526 AM CDT Sun Jun 27 2021

The National Weather Service in Springfield has extended the

* Flash Flood Warning for...
  Western Newton County in southwestern Missouri...

* Until 700 AM CDT.

* At 526 AM CDT, Between 2 and 4 inches of rain have fallen. 
  Additional rainfall amounts of 1 to 2 inches are possible in the 
  warned area. Flash flooding is already occurring.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Emergency management reported.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Southern Joplin, Neosho, Seneca, Leawood, Silver Creek, Shoal 
  Creek Drive, Saginaw and Loma Linda.

This includes the following low water crossings...
  Route AA at Buffalo Creek just west of Highway 71 and Route CC at 
  Lost Creek just south of Racine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Many flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3705 9461 3705 9441 3676 9442 3677 9462
      3678 9462 3680 9462 3682 9462 3683 9462
      3684 9462

FLASH FLOOD...OBSERVED

$$

KP

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 12:44 AM CDTFlash Flood WarningSGFMcDonald, Newton6 hr
Jun 27, 6:54 AM CDTAreal Flood WarningSGFMcDonald, Newton10 hr
Jun 27, 12:12 PM CDTSpecial Weather StatementSGFStone33 min
Jun 27, 12:39 PM CDTFlash Flood WarningSGFBarry, Stone4 hr
Jun 27, 12:51 PM CDTSevere Thunderstorm WarningSGFChristian, Stone, Taney24 min
Jun 27, 1:17 PM CDTSpecial Weather StatementSGFChristian28 min
Jun 27, 1:30 PM CDTSevere Thunderstorm WarningSGFChristian, Douglas, Taney45 min
Jun 27, 2:17 PM CDTSevere Thunderstorm WarningSGFDouglas, Laclede, Texas, Webster, Wright43 min
Jun 27, 2:52 PM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Ozark, Texas, Wright38 min
Jun 27, 2:59 PM CDTSevere Thunderstorm WarningSGFLaclede, Pulaski, Texas, Wright46 min
Jun 27, 3:23 PM CDTSevere Thunderstorm WarningSGFMaries, Phelps, Pulaski52 min
Jun 27, 3:29 PM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Ozark, Texas, Wright31 min
Jun 27, 3:43 PM CDTSevere Thunderstorm WarningSGFCamden, Laclede, Maries, Miller, Pulaski47 min

Nearby

Flash Flood Warnings in Missouri, 2021Every flash flood warning in 2021

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.