Alert archive / Kansas / Special Weather Statements in 2021

Special Weather Statement, NWS Goodland, KS

May 15, 2021Greeley County, Kansas

NWS Goodland, KS issued this special weather statement at May 15, 2021, 9:17 PM MDT for Greeley County, Kansas. It was in force for 58 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
May 15, 2021, 9:17 PM MDT (03:17 UTC)
Expired
May 15, 2021, 10:15 PM MDT
In force
58 min
Issued by
NWS Goodland, KS

County Greeley County, KS

The radar

The Goodland radar (KGLD), 95 km from the middle of the area, began a volume at 03:20 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, 3.3 hours before the alert went out and 190 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 00:00Z on 2021-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1303 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 00:00Z on 2021-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
1303 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1181 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
196 m²/s²
Significant tornado parameter
0.4
Supercell composite
5.1

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 May 15, 9:12 PM MDT, 5 minutes earlier.

Area forecast discussion, May 15, 9:12 PM MDT, 5 minutes before
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Hazardous weather outlook, May 15, 9:11 PM MDT, 6 minutes before
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In the hours before

Special weather statement, May 15, 7:21 PM MDT, 1 hour 56 minutes before
Special Weather Statement
National Weather Service Goodland KS
821 PM CDT Sat May 15 2021

NEZ080-081-160145-
Red Willow NE-Hitchcock NE-
821 PM CDT Sat May 15 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN RED WILLOW AND
NORTHEASTERN HITCHCOCK COUNTIES UNTIL 845 PM CDT...

At 821 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles northeast of Culbertson, or 9 miles northwest of McCook, moving
northeast at 10 mph.

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

This storm will remain over mainly rural areas of northwestern Red
Willow and northeastern Hitchcock Counties.

LAT...LON 4035 10035 4025 10075 4035 10082
TIME...MOT...LOC 0121Z 241DEG 7KT 4031 10075

JN
Special weather statement, May 15, 7:49 PM MDT, 1 hour 28 minutes before
Special Weather Statement
National Weather Service Goodland KS
749 PM MDT Sat May 15 2021

KSZ041-042-160230-
Wichita KS-Greeley KS-
749 PM MDT Sat May 15 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN WICHITA AND GREELEY
COUNTIES UNTIL 830 PM MDT/930 PM CDT/...

At 748 PM MDT/848 PM CDT/, Doppler radar was tracking strong
thunderstorms along a line extending from 5 miles south of Towner to
7 miles south of Tribune. Movement was east at 15 mph.

Half inch hail and winds in excess of 40 mph will be possible with
these storms.

Locations impacted include...
Tribune and Horace.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

&&

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT/1100
PM CDT/ for east central Colorado. A Severe Thunderstorm Watch also
remains in effect until midnight MDT/100 AM CDT/ for west central
Kansas.

LAT...LON 3861 10205 3867 10202 3868 10191 3868 10159
      3852 10156 3826 10156 3826 10204
TIME...MOT...LOC 0148Z 249DEG 13KT 3839 10207 3837 10175

JN
Local storm report, May 15, 8:46 PM MDT, 31 minutes before
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Special weather statement, May 15, 8:50 PM MDT, 27 minutes before
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Local storm report, May 15, 9:09 PM MDT, 8 minutes before
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Special weather statement, May 15, 9:17 PM MDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 7:49 PM MDTSpecial Weather StatementGLDGreeley41 min
May 15, 7:56 PM MDTSevere Thunderstorm WarningGLDGreeley34 min
May 15, 8:09 PM MDTSevere Thunderstorm WarningGLDWichita36 min
May 15, 8:26 PM MDTFlash Flood WarningGLDGreeley4 hr
May 15, 8:31 PM MDTSevere Thunderstorm WarningGLDGreeley44 min
May 15, 8:34 PM MDTFlash Flood WarningGLDWichita4 hr
May 15, 8:45 PM MDTSevere Thunderstorm WarningGLDLogan, Wallace45 min
May 15, 8:50 PM MDTSpecial Weather StatementGLDWichita55 min
May 15, 9:21 PM MDTSevere Thunderstorm WarningGLDGove39 min
May 15, 9:25 PM MDTFlash Flood WarningGLDLogan3 hr
May 15, 9:32 PM MDTSpecial Weather StatementGLDLogan58 min
May 15, 9:53 PM MDTFlash Flood WarningGLDGove3 hr
May 15, 10:03 PM MDTSevere Thunderstorm WarningGLDGove, Logan42 min
May 15, 10:20 PM MDTSpecial Weather StatementGLDGraham, Sheridan, Thomas55 min
May 15, 10:29 PM MDTFlash Flood WarningGLDWichita2 hr
May 15, 10:35 PM MDTSpecial Weather StatementGLDWichita40 min
May 15, 10:37 PM MDTSevere Thunderstorm WarningGLDSheridan15 min
May 15, 11:04 PM MDTSpecial Weather StatementGLDSherman41 min
May 15, 11:12 PM MDTSpecial Weather StatementGLDDecatur, Norton, Rawlins78 min
May 15, 11:15 PM MDTSpecial Weather StatementGLDGraham, Sheridan, Thomas75 min
May 15, 11:18 PM MDTSpecial Weather StatementGLDGove, Logan57 min
May 16, 12:27 AM MDTAreal Flood WarningGLDGove, Logan, Wichita5 hr
May 16, 12:41 AM MDTAreal Flood WarningGLDGreeley, Wallace, Wichita5 hr
May 16, 1:05 AM MDTAreal Flood WarningGLDGraham5 hr
May 16, 1:10 AM MDTAreal Flood WarningGLDGove, Sheridan5 hr
May 16, 1:49 AM MDTFlash Flood WatchGLDGove, Greeley, Logan, Wallace, Wichita23 hr
May 16, 4:48 PM MDTSpecial Weather StatementGLDThomas57 min
May 16, 5:42 PM MDTSpecial Weather StatementGLDSheridan, Thomas63 min
May 16, 5:49 PM MDTSevere Thunderstorm WarningGLDGraham, Sheridan41 min
May 15, 9:28 PM MDTSevere Thunderstorm WarningGLDCheyenne12 min
May 15, 9:43 PM MDTSpecial Weather StatementGLDCheyenne62 min
May 15, 10:05 PM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson20 min
May 15, 10:39 PM MDTSpecial Weather StatementGLDKit Carson51 min
May 16, 4:41 PM MDTSpecial Weather StatementGLDCheyenne64 min
May 16, 5:15 PM MDTSpecial Weather StatementGLDKit Carson30 min
May 16, 5:21 PM MDTTornado WarningGLDCheyenne24 min
May 16, 5:25 PM MDTSevere Thunderstorm WarningGLDKit Carson35 min
May 16, 5:30 PM MDTSevere Thunderstorm WarningGLDCheyenne45 min
May 16, 5:44 PM MDTSpecial Weather StatementGLDKit Carson61 min
May 16, 5:46 PM MDTFlash Flood WarningGLDKit Carson3 hr
May 16, 5:58 PM MDTSevere Thunderstorm WarningGLDCheyenne, Kit Carson62 min
May 15, 7:21 PM MDTSpecial Weather StatementGLDRed Willow24 min
May 16, 12:48 AM MDTSpecial Weather StatementGLDRed Willow27 min
May 16, 1:17 AM MDTSpecial Weather StatementGLDRed Willow28 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.