Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Dodge City, KS

August 20, 2021Pawnee County, Kansas

NWS Dodge City, KS issued this special weather statement at Aug 20, 2021, 5:39 PM CDT for Pawnee County, Kansas. It was in force for 51 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
Aug 20, 2021, 5:39 PM CDT (22:39 UTC)
Expired
Aug 20, 2021, 6:30 PM CDT
In force
51 min
Issued by
NWS Dodge City, KS
Hail
0.88 in
Wind
55

County Pawnee County, KS

The radar

The Dodge City radar (KDDC), 89 km from the middle of the area, began a volume at 22:40 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

Dodge City, (KDDC), launched 12:00Z, 10.7 hours before the alert went out and 84 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 2021-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 744 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 2021-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 203 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
744 J/kg
Mixed-layer CIN
-260 J/kg
Mixed-layer LCL
1570 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
203 m²/s²
0-3 km storm-relative helicity
231 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

832 
WWUS83 KDDC 202239
SPSDDC

Special Weather Statement
National Weather Service Dodge City KS
539 PM CDT Fri Aug 20 2021
 
KSZ046-065-202330-
Rush KS-Pawnee KS-
539 PM CDT Fri Aug 20 2021

...A strong thunderstorm will impact portions of north central Pawnee
and southeastern Rush Counties through 630 PM CDT...

At 539 PM CDT, Doppler radar was tracking a strong thunderstorm near
Ash Valley, moving northeast at 20 mph.

HAZARD...Wind gusts of 50 to 55 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

This strong thunderstorm will be near...
  Ash Valley around 545 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

&&

LAT...LON 3821 9925 3828 9941 3848 9929 3845 9908
TIME...MOT...LOC 2239Z 215DEG 19KT 3828 9928 

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...55 MPH

$$

RUSSELL

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 20, 3:56 PM CDTSpecial Weather StatementDDCPawnee34 min
Aug 20, 4:07 PM CDTSpecial Weather StatementDDCEdwards23 min
Aug 20, 4:12 PM CDTSevere Thunderstorm WarningDDCEdwards, Ford, Kiowa34 min
Aug 20, 4:32 PM CDTSpecial Weather StatementDDCEdwards28 min
Aug 20, 4:45 PM CDTSpecial Weather StatementDDCEdwards30 min
Aug 20, 5:02 PM CDTSpecial Weather StatementDDCPawnee28 min
Aug 20, 5:30 PM CDTSpecial Weather StatementDDCPawnee30 min
Aug 20, 5:44 PM CDTSevere Thunderstorm WarningDDCPawnee, Rush33 min
Aug 20, 6:15 PM CDTSpecial Weather StatementDDCRush30 min

Nearby

Special Weather Statements in Kansas, 2021Every special weather statement 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.