Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Goodland, KS

July 18, 2021Sheridan County, Kansas

NWS Goodland, KS issued this special weather statement at Jul 18, 2021, 12:13 PM CDT for Sheridan County, Kansas. It was in force for 17 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, 12:13 PM CDT (17:13 UTC)
Expired: Jul 18, 2021, 12:30 PM CDT
In force: 17 min
Issued by: NWS Goodland, KS

County Sheridan County, KS

The radar

The Goodland radar (KGLD), 90 km from the middle of the area, began a volume at 17:15 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 5.2 hours before the alert went out and 187 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: 781 J/kg
Mixed-layer CIN: -172 J/kg
Mixed-layer LCL: 958 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 227 m²/s²
0-3 km storm-relative helicity: 278 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

600 
WWUS83 KGLD 181713
SPSGLD

Special Weather Statement
National Weather Service Goodland KS
1213 PM CDT Sun Jul 18 2021
 
KSZ014-015-181730-
Sheridan KS-Thomas KS-
1213 PM CDT Sun Jul 18 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN THOMAS AND
NORTHWESTERN SHERIDAN COUNTIES UNTIL 1230 PM CDT...

At 1213 PM CDT, Doppler radar was tracking a strong thunderstorm 6
miles southeast of Rexford, or 11 miles northwest of Hoxie, moving
south at 25 mph.

Penny size hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Hoxie, Rexford, Selden, Menlo and Seguin. 

LAT...LON 3955 10081 3956 10043 3928 10040 3929 10083
TIME...MOT...LOC 1713Z 000DEG 24KT 3943 10064 

$$

Lundquist

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 8:27 AM CDT	Dense Fog Advisory	GLD	Graham, Norton	93 min
Jul 18, 8:46 AM CDT	Special Weather Statement	GLD	Norton	14 min
Jul 18, 9:01 AM CDT	Special Weather Statement	GLD	Norton	14 min
Jul 18, 10:20 AM CDT	Severe Thunderstorm Warning	GLD	Decatur	55 min
Jul 18, 10:55 AM CDT	Severe Thunderstorm Warning	GLD	Decatur	50 min
Jul 18, 11:07 AM CDT	Severe Thunderstorm Warning	GLD	Norton	23 min
Jul 18, 11:23 AM CDT	Special Weather Statement	GLD	Graham, Sheridan	22 min
Jul 18, 11:45 AM CDT	Special Weather Statement	GLD	Graham	15 min
Jul 18, 11:49 AM CDT	Special Weather Statement	GLD	Decatur	26 min
Jul 18, 11:57 AM CDT	Special Weather Statement	GLD	Graham	18 min
Jul 18, 12:15 PM CDT	Special Weather Statement	GLD	Graham	15 min
Jul 18, 12:24 PM CDT	Special Weather Statement	GLD	Gove	21 min
Jul 18, 1:07 PM CDT	Special Weather Statement	GLD	Sherman	23 min
Jul 18, 1:17 PM CDT	Severe Thunderstorm Warning	GLD	Sherman	58 min
Jul 18, 1:32 PM CDT	Special Weather Statement	GLD	Wallace	13 min
Jul 18, 1:33 PM CDT	Severe Thunderstorm Warning	GLD	Sherman	46 min
Jul 18, 1:40 PM CDT	Severe Thunderstorm Warning	GLD	Wallace	46 min
Jul 18, 2:10 PM CDT	Special Weather Statement	GLD	Greeley	20 min
Jul 18, 2:18 PM CDT	Severe Thunderstorm Warning	GLD	Greeley	57 min
Jul 18, 2:47 PM CDT	Severe Thunderstorm Warning	GLD	Greeley	58 min
Jul 18, 3:19 PM CDT	Special Weather Statement	GLD	Cheyenne	26 min
Jul 18, 3:50 PM CDT	Special Weather Statement	GLD	Cheyenne	25 min
Jul 18, 4:01 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne	44 min
Jul 18, 4:25 PM CDT	Special Weather Statement	GLD	Rawlins	20 min
Jul 17, 11:44 PM CDT	Special Weather Statement	GLD	Kit Carson	61 min
Jul 18, 12:38 AM CDT	Special Weather Statement	GLD	Cheyenne, Kit Carson	82 min
Jul 18, 12:56 AM CDT	Special Weather Statement	GLD	Yuma	64 min
Jul 18, 1:45 PM CDT	Special Weather Statement	GLD	Cheyenne	15 min
Jul 18, 1:53 PM CDT	Severe Thunderstorm Warning	GLD	Kit Carson	39 min
Jul 18, 1:58 PM CDT	Special Weather Statement	GLD	Cheyenne	17 min
Jul 18, 2:14 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne	29 min
Jul 18, 2:35 PM CDT	Special Weather Statement	GLD	Cheyenne	25 min
Jul 18, 2:39 PM CDT	Severe Thunderstorm Warning	GLD	Cheyenne	45 min
Jul 18, 9:37 AM CDT	Special Weather Statement	GLD	Red Willow	23 min
Jul 18, 9:57 AM CDT	Special Weather Statement	GLD	Red Willow	18 min

Nearby

Special Weather Statements in Kansas, 2021 Every 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.