Alert archive / Missouri / Flash Flood Warnings in 2021

Flash Flood Warning 49, NWS Springfield, MO

June 26, 2021Barton County, Jasper County, Missouri; Cherokee County, Crawford County, Kansas

NWS Springfield, MO issued this flash flood warning at Jun 26, 2021, 12:52 AM CDT for Barton County, Jasper County, Missouri; Cherokee County, Crawford County, Kansas. It was in force for 8 hr. 5 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, 12:52 AM CDT (05:52 UTC)
Expired
Jun 26, 2021, 8:45 AM CDT
In force
8 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

Counties Cherokee County, KS, Crawford County, KS, Barton County, MO, Jasper County, MO

The radar

The Springfield radar (KSGF), 116 km from the middle of the area, began a volume at 05:51 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, 7:00 AM CDTHEAVY RAIN 3.153 Nw Beulah, KS24HR TOTAL.
Jun 26, 7:00 AM CDTHEAVY RAIN 4.13Farlington, KS24HR TOTAL.
Jun 26, 7:00 AM CDTHEAVY RAIN 4.524 W Brazilton, KS24HR TOTAL.
Jun 26, 7:30 AM CDTHEAVY RAIN 4.132 Nw Mccune, KS24HR TOTAL.
Jun 26, 8:48 AM CDTHEAVY RAIN 4Frontenac, KSMESONET STATION CW9798 FRONTENAC.

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, 5.9 hours before the alert went out and 99 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.

280 
WGUS53 KSGF 260552
FFWSGF
KSC021-037-MOC011-097-261345-
/O.NEW.KSGF.FF.W.0049.210626T0552Z-210626T1345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
1252 AM CDT Sat Jun 26 2021

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Northern Cherokee County in southeastern Kansas...
  Crawford County in southeastern Kansas...
  Western Barton County in southwestern Missouri...
  Northwestern Jasper County in southwestern Missouri...

* Until 845 AM CDT Saturday.

* At 1252 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 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...
  Pittsburg, Girard, Frontenac, Arma, Liberal, Cherokee, Weir and 
  Sheldon.

The Lightning Creek and Cow Creek basins have received up to 3 
inches of rain already. With additional rain expected, these two 
streams are expected to rapidly rise through the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3767 9509 3767 9462 3765 9462 3765 9426
      3756 9429 3752 9443 3744 9451 3736 9449
      3714 9462 3728 9476 3715 9490 3715 9497
      3710 9507

FLASH FLOOD...RADAR INDICATED

$$

DC

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, 4:15 AM CDTAreal Flood WarningSGFCedar, St. Clair, Vernon16 hr
Jun 26, 5:09 AM CDTFlash Flood WarningSGFNewton7 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
Jun 26, 9:50 AM CDTRiver Flood WarningSGFBourbon51 hr

Nearby

Flash Flood Warnings in Missouri, 2021Flash Flood Warnings in Kansas, 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.