Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Goodland, KS

June 18, 20214 counties in Kansas

NWS Goodland, KS issued this special weather statement at Jun 18, 2021, 12:37 AM CDT for 4 counties in Kansas. It was in force for 38 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: Jun 18, 2021, 12:37 AM CDT (05:37 UTC)
Expired: Jun 18, 2021, 1:15 AM CDT
In force: 38 min
Issued by: NWS Goodland, KS

Counties Decatur County, KS, Logan County, KS, Sheridan County, KS, Thomas County, KS

The radar

The Goodland radar (KGLD), 89 km from the middle of the area, began a volume at 05:39 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 00:00Z, 5.6 hours before the alert went out and 179 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: 259 J/kg
Mixed-layer CIN: -189 J/kg
Mixed-layer LCL: 3533 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 79 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this special weather statement went out at Jun 18, 12:34 AM CDT, 3 minutes earlier.

Area forecast discussion, Jun 18, 12:34 AM CDT, 3 minutes before

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Hazardous weather outlook, Jun 17, 8:25 PM CDT, 4 hours 12 minutes before

Hazardous Weather Outlook
National Weather Service Goodland KS
725 PM MDT Thu Jun 17 2021

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-190130-
Yuma-Kit Carson-Cheyenne-Rawlins-Decatur-Norton-Sherman-Thomas-
Sheridan-Graham-Wallace-Logan-Gove-Greeley-Wichita-Dundy-Hitchcock-
Red Willow-
725 PM MDT Thu Jun 17 2021 /825 PM CDT Thu Jun 17 2021/

This hazardous weather outlook is for extreme southwest Nebraska...
northwest Kansas and east central Colorado.

.DAY ONE...TONIGHT...

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY...

Another hot day is in store on Friday with afternoon high
temperatures ranging from the low 90s into the triple digits.

A marginal risk for severe thunderstorms exists for portions of the
Tri-State area Friday and Saturday with damaging winds and large
hail the primary threats.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected tonight.

In the hours before

Special weather statement, Jun 17, 10:26 PM CDT, 2 hours 11 minutes before

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Local storm report, Jun 17, 10:31 PM CDT, 2 hours 6 minutes before

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Special weather statement, Jun 17, 10:32 PM CDT, 2 hours 5 minutes before

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Special weather statement, Jun 17, 11:01 PM CDT, 1 hour 36 minutes before

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Special weather statement, Jun 17, 11:57 PM CDT, 40 minutes before

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Special weather statement, Jun 18, 12:37 AM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 10:32 PM CDT	Special Weather Statement	GLD	Cheyenne	43 min
Jun 17, 11:01 PM CDT	Special Weather Statement	GLD	Cheyenne, Sherman	44 min
Jun 17, 11:57 PM CDT	Special Weather Statement	GLD	Rawlins, Sherman, Thomas	33 min
Jun 17, 10:02 PM CDT	Special Weather Statement	GLD	Yuma	43 min
Jun 17, 10:26 PM CDT	Special Weather Statement	GLD	Kit Carson	34 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.