Alert archive / Missouri / Flash Flood Warnings in 2021

Flash Flood Warning 56, NWS Springfield, MO

June 28, 2021Jasper County, Newton County, Missouri

NWS Springfield, MO issued this flash flood warning at Jun 28, 2021, 8:41 AM CDT for Jasper County, Newton County, Missouri. It was in force for 102 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 28, 2021, 8:41 AM CDT (13:41 UTC)
Expired
Jun 28, 2021, 10:23 AM CDT
In force
102 min
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Jasper County, MO, Newton County, MO

The radar

The Springfield radar (KSGF), 101 km from the middle of the area, began a volume at 13:42 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 12:00Z, 1.7 hours before the alert went out and 63 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 2021-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1005 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 12:00Z on 2021-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 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
1005 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

821 
WGUS53 KSGF 281341
FFWSGF
MOC097-145-281545-
/O.NEW.KSGF.FF.W.0056.210628T1341Z-210628T1545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
841 AM CDT Mon Jun 28 2021

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Central Jasper County in southwestern Missouri...
  Northwestern Newton County in southwestern Missouri...

* Until 1045 AM CDT.

* At 841 AM CDT, The Missouri Department of Transportation reported 
  that Highway 86 south of Joplin is closed due to flooding. Between 
  1 and 3 inches of rain have fallen. Flash flooding is already 
  occurring.

  HAZARD...Flash flooding caused by earlier thunderstorms.

  SOURCE...Department of Transportation 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...
  Joplin, Carthage, Webb City, Oronogo, Seneca, Carterville, 
  Duquesne and Duenweg.

This includes the following low water crossings...
  North Main and Murphy Boulevard In Joplin, Route D at Center Creek 
  southeast of Oronogo, Dogwood Road at Center Creek, Route O at The 
  Spring River just south of Alba 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.

&&

LAT...LON 3700 9462 3731 9434 3729 9411 3677 9459
      3677 9461 3685 9462

FLASH FLOOD...OBSERVED

$$

MMT
1 follow-up statement
940 
WGUS73 KSGF 281523
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
1023 AM CDT Mon Jun 28 2021

MOC097-145-281533-
/O.CAN.KSGF.FF.W.0056.000000T0000Z-210628T1545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jasper MO-Newton MO-
1023 AM CDT Mon Jun 28 2021

...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL JASPER AND 
NORTHWESTERN NEWTON COUNTIES...

Rapid rises due to heavy rainfall are no longer expected. However 
water levels will continue to rise in low lying areas near creeks, 
streams and low water crossings. Therefore the Flash Flood Warning 
has been replaced with a Flood Warning.

A Flash Flood Watch remains in effect until 700 AM CDT Tuesday for 
Portions of southeast Kansas. Portions of Missouri.

LAT...LON 3700 9462 3731 9434 3729 9411 3677 9459
      3677 9461 3685 9462

$$

MMT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 10:59 PM CDTSpecial Weather StatementSGFVernon31 min
Jun 28, 6:25 AM CDTAreal Flood AdvisorySGFJasper, Newton3 hr
Jun 28, 10:21 AM CDTAreal Flood WarningSGFJasper, Newton5 hr
Jun 28, 2:13 PM CDTFlash Flood WarningSGFVernon6 hr
Jun 28, 3:19 PM CDTFlash Flood WarningSGFBarton, Dade, Jasper, Lawrence, McDonald, Newton5 hr
Jun 28, 5:23 PM CDTFlash Flood WarningSGFMorgan3 hr
Jun 28, 6:38 PM CDTFlash Flood WarningSGFCamden, Miller2 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.