Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 154, NWS Dodge City, KS

August 7, 20214 counties in Kansas

NWS Dodge City, KS issued this severe thunderstorm warning at Aug 7, 2021, 6:31 PM CDT for 4 counties in Kansas. It was in force for 44 min. 4 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
Aug 7, 2021, 6:31 PM CDT (23:31 UTC)
Expired
Aug 7, 2021, 7:15 PM CDT
In force
44 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Ellis County, KS, Ness County, KS, Rush County, KS, Trego County, KS

The radar

The Dodge City radar (KDDC), 126 km from the middle of the area, began a volume at 23:35 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
Aug 7, 6:44 PM CDTTSTM WND GST 541 W Toulon, KSAWOS STATION KHYS HAYS REGIONAL AIRPORT AWOS SITE.
Aug 7, 6:54 PM CDTTSTM WND DMGVictoria, KSREPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF.
Aug 7, 6:56 PM CDTTSTM WND GST 55Hays, KSAWOS STATION KHYS HAYS REGIONAL AIRPORT AWOS SITE.
Aug 7, 7:05 PM CDTTSTM WND GST 713 Nw Victoria, KSMESONET STATION K5WKR 2 NW VICTORIA.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 7, 4:01 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 11.5 hours before the alert went out and 122 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, Dodge City, at 12:00Z on 2021-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 207 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, Dodge City, at 12:00Z on 2021-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
207 J/kg
Mixed-layer CIN
-591 J/kg
Mixed-layer LCL
2167 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

845 
WUUS53 KDDC 072331
SVRDDC
KSC051-135-165-195-080015-
/O.NEW.KDDC.SV.W.0154.210807T2331Z-210808T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Dodge City KS
631 PM CDT Sat Aug 7 2021

The National Weather Service in Dodge City has issued a

* Severe Thunderstorm Warning for...
  Northeastern Ness County in west central Kansas...
  Eastern Trego County in west central Kansas...
  Northern Rush County in central Kansas...
  Ellis County in central Kansas...

* Until 715 PM CDT.

* At 630 PM CDT, severe thunderstorms were located along a line
  extending from near Zurich to near Yocemento to near McCracken,
  moving east at 40 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Severe thunderstorms will be near...
  Hays, La Crosse, Liebenthal, Toulon and Munjor around 645 PM CDT.
  Catherine around 650 PM CDT.

Other locations in the path of these severe thunderstorms include
Victoria, Bison, Loretta, Emmeram, Pfeifer, Walker and Otis.

This warning replaces the previous warning for southern portions of 
Trego and Ellis and northern portions of Ness and Rush counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3849 9903 3860 9975 3913 9973 3913 9904
TIME...MOT...LOC 2330Z 273DEG 37KT 3915 9947 3891 9945 3861 9950 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

GERARD
1 follow-up statement
623 
WWUS53 KDDC 072358
SVSDDC

Severe Weather Statement
National Weather Service Dodge City KS
658 PM CDT Sat Aug 7 2021

KSC051-135-165-195-080015-
/O.CON.KDDC.SV.W.0154.000000T0000Z-210808T0015Z/
Ness KS-Trego KS-Rush KS-Ellis KS-
658 PM CDT Sat Aug 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR NORTHEASTERN NESS...SOUTHEASTERN TREGO...NORTHERN RUSH AND ELLIS
COUNTIES...

At 657 PM CDT, severe thunderstorms were located along a line
extending from near Natoma to near Walker to near Hargrave, moving
east at 25 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
  Walker, Bison, Loretta, Pfeifer and Otis.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3849 9903 3860 9975 3913 9944 3913 9904
TIME...MOT...LOC 2357Z 269DEG 23KT 3914 9900 3886 9905 3863 9943 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

GERARD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 7, 4:45 PM CDTSevere Thunderstorm Warning Considerable damage threatDDCFinney, Kearny, Lane, Scott60 min
Aug 7, 5:35 PM CDTSpecial Weather StatementDDCMorton40 min
Aug 7, 5:45 PM CDTSevere Thunderstorm Warning Considerable damage threatDDCFinney, Hodgeman, Lane, Ness, Scott60 min
Aug 7, 5:56 PM CDTSevere Thunderstorm WarningDDCEllis, Ness, Rush, Trego64 min
Aug 7, 6:04 PM CDTSevere Thunderstorm Warning Considerable damage threatDDCFinney, Gray41 min
Aug 7, 6:08 PM CDTSevere Thunderstorm Warning Considerable damage threatDDCLane, Ness52 min
Aug 7, 6:24 PM CDTSpecial Weather StatementDDCMorton, Stevens66 min
Aug 7, 6:42 PM CDTSevere Thunderstorm WarningDDCFinney, Hodgeman26 min
Aug 7, 6:46 PM CDTSevere Thunderstorm Warning Considerable damage threatDDCNess, Pawnee, Rush59 min
Aug 7, 6:51 PM CDTSevere Thunderstorm WarningDDCFinney, Gray28 min
Aug 7, 6:53 PM CDTSevere Thunderstorm WarningDDCGrant, Haskell32 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2021Every severe thunderstorm 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.