Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Dodge City, KS

July 18, 2021Trego County, Kansas

NWS Dodge City, KS issued this special weather statement at Jul 18, 2021, 11:49 AM CDT for Trego County, Kansas. It was in force for 26 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
Jul 18, 2021, 11:49 AM CDT (16:49 UTC)
Expired
Jul 18, 2021, 12:15 PM CDT
In force
26 min
Issued by
NWS Dodge City, KS

County Trego County, KS

The radar

The Dodge City radar (KDDC), 137 km from the middle of the area, began a volume at 16:53 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, 4.8 hours before the alert went out and 136 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 2021-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 525 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 2021-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
525 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1199 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

784 
WWUS83 KDDC 181649
SPSDDC

Special Weather Statement
National Weather Service Dodge City KS
1149 AM CDT Sun Jul 18 2021
 
KSZ030-181715-
Trego KS-
1149 AM CDT Sun Jul 18 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN TREGO COUNTY UNTIL
1215 PM CDT...

At 1148 AM CDT, Doppler radar was tracking a strong thunderstorm 7
miles north of Ogallah, moving south at 20 mph.

Half inch hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
Wakeeney, Ogallah and Riga. 

LAT...LON 3888 9960 3889 9996 3913 9986 3913 9960
TIME...MOT...LOC 1648Z 004DEG 18KT 3910 9975 

$$

JJOHNSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 18, 11:44 AM CDTSpecial Weather StatementDDCEllis31 min
Jul 18, 11:52 AM CDTSevere Thunderstorm WarningDDCEllis38 min
Jul 18, 12:17 PM CDTSevere Thunderstorm WarningDDCEllis, Rush43 min
Jul 18, 12:28 PM CDTSpecial Weather StatementDDCTrego32 min
Jul 18, 12:51 PM CDTSevere Thunderstorm WarningDDCNess, Pawnee, Rush39 min
Jul 18, 1:27 PM CDTSpecial Weather StatementDDCPawnee33 min
Jul 18, 1:55 PM CDTSevere Thunderstorm WarningDDCEdwards, Pawnee, Rush, Stafford50 min
Jul 18, 2:06 PM CDTSpecial Weather StatementDDCGrant24 min
Jul 18, 2:30 PM CDTSevere Thunderstorm WarningDDCEdwards, Kiowa, Pawnee, Pratt, Stafford45 min
Jul 18, 2:32 PM CDTSevere Thunderstorm WarningDDCGrant, Stevens43 min
Jul 18, 2:40 PM CDTSpecial Weather StatementDDCFord35 min
Jul 18, 2:52 PM CDTSpecial Weather StatementDDCGrant, Stanton23 min
Jul 18, 3:03 PM CDTSpecial Weather StatementDDCSeward27 min
Jul 18, 3:13 PM CDTSpecial Weather StatementDDCStanton, Stevens47 min
Jul 18, 3:16 PM CDTSpecial Weather StatementDDCComanche, Kiowa44 min
Jul 18, 3:39 PM CDTSpecial Weather StatementDDCHamilton36 min
Jul 18, 3:51 PM CDTSpecial Weather StatementDDCStevens39 min
Jul 18, 3:53 PM CDTSpecial Weather StatementDDCBarber, Comanche52 min
Jul 18, 4:14 PM CDTSevere Thunderstorm WarningDDCBarber, Comanche31 min
Jul 18, 4:15 PM CDTSpecial Weather StatementDDCStanton45 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.