Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 11, NWS Goodland, KS

May 2, 2021Dundy County, Nebraska; Cheyenne County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at May 2, 2021, 4:22 PM MDT for Dundy County, Nebraska; Cheyenne County, Kansas. It was in force for 53 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 2, 2021, 4:22 PM MDT (22:22 UTC)
Expired: May 2, 2021, 5:15 PM MDT
In force: 53 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Cheyenne County, KS, Dundy County, NE

The radar

The Goodland radar (KGLD), 84 km from the middle of the area, began a volume at 22:22 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.

What was reported inside it

Time	Report	Where	Remark
May 2, 4:39 PM MDT	HAIL 0.7	Haigler, NE	NICKEL TO DIME SIZED HAIL.
May 2, 4:45 PM MDT	TSTM WND GST 80	3 Nnw Parks, NE	DELAYED REPORT VIA SOCIAL MEDIA. ESTIMATED 70-80 MPH GUSTS REPORTED.
May 2, 4:45 PM MDT	HAIL 0.5	3 Nnw Parks, NE	DELAYED REPORT VIA SOCIAL MEDIA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 10.4 hours before the alert went out and 133 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1976 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: -89 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

866 
WUUS53 KGLD 022222
SVRGLD
KSC023-NEC057-022315-
/O.NEW.KGLD.SV.W.0011.210502T2222Z-210502T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
422 PM MDT Sun May 2 2021

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Northwestern Cheyenne County in northwestern Kansas...
  Western Dundy County in southwestern Nebraska...

* Until 515 PM MDT/615 PM CDT/.

* At 422 PM MDT/522 PM CDT/, a severe thunderstorm was located over
  Haigler, or 14 miles east of Wray, moving northeast at 25 mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  northwestern Cheyenne County in northwestern Kansas and western
  Dundy Counties in southwestern Nebraska, including the following
  locations... Parks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

This thunderstorm will produce damaging winds resulting in areas of
near zero visibility in blowing dirt. Use extreme caution if you must
travel and be alert for rapidly changing visibility.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4000 10149 3989 10205 4015 10205 4035 10160
      4035 10158
TIME...MOT...LOC 2222Z 239DEG 22KT 4002 10197 

HAIL...1.25IN
WIND...60MPH
 
$$

Lundquist

3 follow-up statements

634 
WWUS53 KGLD 022233
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
433 PM MDT Sun May 2 2021

KSC023-NEC057-022315-
/O.CON.KGLD.SV.W.0011.000000T0000Z-210502T2315Z/
Cheyenne KS-Dundy NE-
433 PM MDT Sun May 2 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM
MDT/615 PM CDT/ FOR NORTHWESTERN CHEYENNE COUNTY IN NORTHWESTERN
KANSAS AND WESTERN DUNDY COUNTIES IN SOUTHWESTERN NEBRASKA...

At 433 PM MDT/533 PM CDT/, a severe thunderstorm was located over
Haigler, or 15 miles east of Wray, moving east at 10 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Benkelman, Haigler and Parks. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

This thunderstorm will produce damaging winds resulting in areas of
near zero visibility in blowing dirt. Use extreme caution if you must
travel and be alert for rapidly changing visibility.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4000 10149 3989 10205 4011 10205 4035 10160
      4035 10158
TIME...MOT...LOC 2233Z 260DEG 7KT 4001 10196 

HAIL...1.25IN
WIND...60MPH
 
$$

Lundquist

142 
WWUS53 KGLD 022242
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
442 PM MDT Sun May 2 2021

KSC023-NEC057-022315-
/O.CON.KGLD.SV.W.0011.000000T0000Z-210502T2315Z/
Cheyenne KS-Dundy NE-
442 PM MDT Sun May 2 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM
MDT/615 PM CDT/ FOR NORTHWESTERN CHEYENNE COUNTY IN NORTHWESTERN
KANSAS AND WESTERN DUNDY COUNTIES IN SOUTHWESTERN NEBRASKA...

At 442 PM MDT/542 PM CDT/, a severe thunderstorm was located over
Haigler, or 16 miles east of Wray, moving east at 10 mph.

HAZARD...Nickel size hail.

SOURCE...Trained weather spotters.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Benkelman, Haigler and Parks. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

This thunderstorm will produce damaging winds resulting in areas of
near zero visibility in blowing dirt. Use extreme caution if you must
travel and be alert for rapidly changing visibility.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4000 10149 3990 10201 4011 10202 4035 10160
      4035 10158
TIME...MOT...LOC 2242Z 247DEG 10KT 4002 10192 

HAIL...0.88IN
WIND...60MPH
 
$$

Lundquist

259 
WWUS53 KGLD 022256
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
456 PM MDT Sun May 2 2021

KSC023-NEC057-022315-
/O.CON.KGLD.SV.W.0011.000000T0000Z-210502T2315Z/
Cheyenne KS-Dundy NE-
456 PM MDT Sun May 2 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM
MDT/615 PM CDT/ FOR NORTHWESTERN CHEYENNE COUNTY IN NORTHWESTERN
KANSAS AND WESTERN DUNDY COUNTIES IN SOUTHWESTERN NEBRASKA...

At 456 PM MDT/556 PM CDT/, a severe thunderstorm was located 7 miles
east of Haigler, or 14 miles west of Benkelman, moving northeast at
25 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Trained weather spotters.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Benkelman, Haigler and Parks. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

This thunderstorm will produce damaging winds resulting in areas of
near zero visibility in blowing dirt. Use extreme caution if you must
travel and be alert for rapidly changing visibility.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3992 10193 4012 10199 4030 10157 4000 10149
TIME...MOT...LOC 2256Z 242DEG 22KT 4005 10181 

HAIL...1.00IN
WIND...60MPH
 
$$

Lundquist

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 4:05 PM MDT	Special Weather Statement	GLD	Hitchcock	25 min
May 2, 5:03 PM MDT	Severe Thunderstorm Warning	GLD	Dundy, Hitchcock	72 min
May 2, 5:39 PM MDT	Flash Flood Warning	GLD	Hitchcock	77 min
May 2, 5:40 PM MDT	Special Weather Statement	GLD	Red Willow	20 min
May 2, 3:39 PM MDT	Special Weather Statement	GLD	Cheyenne, Sherman	21 min
May 2, 4:46 PM MDT	Special Weather Statement	GLD	Cheyenne, Sherman, Wallace	14 min
May 2, 4:53 PM MDT	Special Weather Statement	GLD	Cheyenne	37 min
May 2, 5:14 PM MDT	Severe Thunderstorm Warning	GLD	Sherman, Thomas	76 min
May 2, 5:34 PM MDT	Special Weather Statement	GLD	Logan, Wallace	26 min
May 2, 5:44 PM MDT	Flash Flood Warning	GLD	Rawlins, Thomas	93 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2021 Severe Thunderstorm Warnings in Kansas, 2021 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.