Alert archive / Kansas / Flash Flood Warnings in 2021

Flash Flood Warning 12, NWS Dodge City, KS

June 30, 2021Barber County, Kansas

NWS Dodge City, KS issued this flash flood warning at Jun 30, 2021, 8:43 AM CDT for Barber County, Kansas. It was in force for 3 hr. 3 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 30, 2021, 8:43 AM CDT (13:43 UTC)
Expired: Jun 30, 2021, 11:45 AM CDT
In force: 3 hr
Issued by: NWS Dodge City, KS
Area: Storm-based polygon
Flood severity: None

County Barber County, KS

The radar

The Vance AFB radar (KVNX), 51 km from the middle of the area, began a volume at 13:43 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

Time	Report	Where	Remark
Jun 30, 9:00 AM CDT	HEAVY RAIN 5.75	Kiowa, KS	SEVERAL REPORTS OF 5 AND A HALF TO 6 INCHES OF RAIN HAVE BEEN RECEIVED FROM IN AND AROUND THE KIOWA AREA SINCE THE OVERNIGHT HOURS.
Jun 30, 9:15 AM CDT	HEAVY RAIN 6.77	2 E Hazelton, KS	REPORT WAS RECEIVED THROUGH SOCIAL MEDIA.
Jun 30, 10:15 AM CDT	HEAVY RAIN 3.9	Hardtner, KS	REPORT WAS RECEIVED THROUGH SOCIAL MEDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 1.7 hours before the alert went out and 144 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 59 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 549 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

654 
WGUS53 KDDC 301343
FFWDDC
KSC007-301645-
/O.NEW.KDDC.FF.W.0012.210630T1343Z-210630T1645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Dodge City KS
843 AM CDT Wed Jun 30 2021

The National Weather Service in Dodge City has issued a

* Flash Flood Warning for...
  Southeastern Barber County in south central Kansas...

* Until 1145 AM CDT.

* At 843 AM CDT, emergency management reported thunderstorms 
  producing heavy rain across the warned area. Between 4 and 6 
  inches of rain have fallen. Flash flooding is already occurring. 
  Highway 2 is closed west of Kiowa due to two feet of water 
  covering the road.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Emergency management.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  Kiowa, Hardtner and Hazelton.

Additional rainfall amounts of 2 to 3 inches are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Move to higher ground now. Act quickly to protect your life.

&&

LAT...LON 3700 9870 3706 9865 3719 9838 3719 9835
      3700 9835

FLASH FLOOD...OBSERVED

$$

UMSCHEID

1 follow-up statement

767 
WGUS73 KDDC 301647
FFSDDC

Flash Flood Statement
National Weather Service Dodge City KS
1147 AM CDT Wed Jun 30 2021

KSC007-301657-
/O.EXP.KDDC.FF.W.0012.000000T0000Z-210630T1645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Barber KS-
1147 AM CDT Wed Jun 30 2021

...FLASH FLOOD WARNING HAS EXPIRED FOR SOUTHEASTERN BARBER COUNTY...

The heavy rain has ended. Flash flooding is no longer a concern, 
however areal flooding continues across many areas of far 
southeastern Barber County. Please continue to heed remaining road 
closures.

LAT...LON 3700 9870 3706 9865 3719 9838 3719 9835
      3700 9835

$$

UMSCHEID

The office that day

Everything else NWS Dodge City, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 30, 6:36 AM CDT	Dense Fog Advisory	DDC	Clark, Comanche, Edwards, Ford, Gray, Haskell and 5 more	2 hr
Jun 30, 6:50 AM CDT	Special Weather Statement	DDC	Barber	40 min
Jun 30, 8:27 AM CDT	Areal Flood Warning	DDC	Barber	6 hr
Jun 30, 10:26 AM CDT	Flood Watch	DDC	Barber	27 hr

Nearby

Flash Flood Warnings in Kansas, 2021 Every 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.