Alert archive / Missouri / Flash Flood Warnings in 2021

Flash Flood Warning 50, NWS Springfield, MO

June 26, 2021Newton County, Missouri

NWS Springfield, MO issued this flash flood warning at Jun 26, 2021, 5:09 AM CDT for Newton County, Missouri. It was in force for 7 hr. 11 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
Jun 26, 2021, 5:09 AM CDT (10:09 UTC)
Expired
Jun 26, 2021, 12:30 PM 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), 96 km from the middle of the area, began a volume at 10:08 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 26, 6:13 AM CDTFLASH FLOODRacine, MOFLASH FLOODING OCCURRING AT LOST CREEK AND HIGHWAY CC.
Jun 26, 6:13 AM CDTFLASH FLOODSeneca, MOONGOING EVACUATIONS ALONG LOST CREEK INSIDE THE CITY LIMITS OF SENECA AS AS A RESULT OF RAPID RISES.
Jun 26, 6:35 AM CDTFLASH FLOODSeneca, MORIVER/CREEK OVERFLOWING, CROPLAND, YARD, BASEMENT FLOODING.
Jun 26, 6:45 AM CDTFLASH FLOODSeneca, MOEMERGENCY MANAGEMENT REPORTING RAPID RISES ALONG LOST CREEK NOW APPROACHING NUMEROUS HOMES.
Jun 26, 7:00 AM CDTHEAVY RAIN 4.71Shoal Creek Estate, MOSHOAL CREEK ESTATES 0.2 SE.
Jun 26, 7:10 AM CDTFLASH FLOOD1 Sw Redings Mill, MOWATER OVER 86 HIGHWAY JUST SOUTH OF REDINGS MILL, ROAD IMPASSABLE. DELAYED REPORT.
Jun 26, 7:34 AM CDTFLASH FLOODSeneca, MOWATER IN 5 BUSINESSES AND SEVERAL HOMES IN SENECA.
Jun 26, 7:43 AM CDTFLASH FLOOD3 Nw Racine, MOWATER OVER THE ROADWAY AT 43 AND IRIS (NORTH OF SENECA) VEHICLE STALLED IN THE WATER. DELAYED REPORT.
Jun 26, 10:25 AM CDTFLASH FLOOD3 Wsw Diamond, MOBRIDGE AT MARTIN AND ELDER UNDERWATER. DELAYED REPORT.
Jun 26, 10:45 AM CDTFLASH FLOOD4 N Seneca, MOROADWAY WASHED OUT BETHEL ROAD AND KENTUCKY ROAD. DELAYED REPORT.
Jun 26, 11:00 AM CDTFLASH FLOODRacine, MOROUTE CC CLOSED DUE TO FLASH FLOODING.

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, 10.2 hours before the alert went out and 55 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 2021-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1507 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 2021-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.1939Sfc1 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
1507 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1381 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.0

Open this sounding in Storm Lab

The text

As transmitted.

814 
WGUS53 KSGF 261009
FFWSGF
MOC145-261800-
/O.NEW.KSGF.FF.W.0050.210626T1009Z-210626T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

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

The National Weather Service in Springfield has issued a

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

* Until 100 PM CDT Saturday.

* At 509 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 3 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly, especially along Lost Creek near Seneca.

  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, Galena, Seneca, Duquesne, Diamond, 
  Leawood and Silver Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3705 9422 3692 9436 3684 9448 3677 9462
      3706 9462

FLASH FLOOD...RADAR INDICATED

$$

DC
2 follow-up statements
013 
WGUS73 KSGF 261429
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
929 AM CDT Sat Jun 26 2021

MOC145-261800-
/O.CON.KSGF.FF.W.0050.000000T0000Z-210626T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Newton MO-
929 AM CDT Sat Jun 26 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THIS 
AFTERNOON FOR NORTHWESTERN NEWTON COUNTY...

At 929 AM CDT, Doppler radar indicated that between 3 and 6 inches 
of rain have fallen. Flash flooding is ongoing.

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, Galena, Seneca, Duquesne, Diamond, 
  Leawood and Silver Creek.

This includes the following low water crossings...
  Route CC at Lost Creek just south of Racine.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3705 9422 3692 9436 3684 9448 3677 9462
      3706 9462

FLASH FLOOD...RADAR INDICATED

$$

MMT
310 
WGUS73 KSGF 261730
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
1230 PM CDT Sat Jun 26 2021

MOC145-261740-
/O.CAN.KSGF.FF.W.0050.000000T0000Z-210626T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Newton MO-
1230 PM CDT Sat Jun 26 2021

...FLASH FLOOD WARNING FOR NORTHWESTERN NEWTON COUNTY HAS BEEN 
REPLACED WITH A FLOOD WARNING...

Residual flooding of low lying areas that received heavy rainfall 
earlier today will continue through the afternoon. Additional 
rainfall is expected tonight and could lead to flash flooding 
overnight and early Sunday.

LAT...LON 3705 9422 3692 9436 3684 9448 3677 9462
      3706 9462

$$

MMT

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 8:25 PM CDTRiver Flood WarningSGFVernon5 days
Jun 25, 8:27 PM CDTRiver Flood WarningSGFBates, Vernon21 days
Jun 25, 8:31 PM CDTRiver Flood WarningSGFSt. Clair21 days
Jun 25, 10:08 PM CDTFlash Flood WarningSGFVernon6 hr
Jun 25, 10:44 PM CDTAreal Flood AdvisorySGFBenton6 hr
Jun 26, 12:52 AM CDTFlash Flood WarningSGFBarton, Jasper8 hr
Jun 26, 4:15 AM CDTAreal Flood WarningSGFCedar, St. Clair, Vernon16 hr
Jun 26, 5:40 AM CDTFlash Flood Warning EmergencyConsiderable damage threatSGFNewton5 hr
Jun 26, 6:30 AM CDTFlash Flood WarningSGFJasper6 hr
Jun 26, 7:38 AM CDTSevere Thunderstorm WarningSGFLawrence, Newton37 min
Jun 26, 8:21 AM CDTAreal Flood WarningSGFBarton, Jasper12 hr
Jun 26, 9:50 AM CDTRiver Flood WarningSGFVernon9 days
Jun 26, 9:50 AM CDTRiver Flood WarningSGFBates, Vernon11 days
Jun 26, 9:50 AM CDTRiver Flood WarningSGFVernon8 days
Jun 26, 9:50 AM CDTRiver Flood WarningSGFSt. Clair21 days
Jun 26, 10:13 AM CDTRiver Flood WarningSGFJasper, Newton9 hr
Jun 26, 12:30 PM CDTAreal Flood WarningSGFNewton20 hr
Jun 26, 12:35 PM CDTAreal Flood WarningSGFJasper19 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.