Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 69, NWS Goodland, KS

May 23, 2021Hitchcock County, Red Willow County, Nebraska

NWS Goodland, KS issued this severe thunderstorm warning at May 23, 2021, 11:29 PM CDT for Hitchcock County, Red Willow County, Nebraska. It was in force for 36 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 23, 2021, 11:29 PM CDT (04:29 UTC)
Expired
May 24, 2021, 12:05 AM CDT
In force
36 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Hail
0.75 in
Wind
70.0 mph

Counties Hitchcock County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 131 km from the middle of the area, began a volume at 04:33 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 23, 8:12 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.5 hours before the alert went out and 102 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, N. Platte/Lee Bi, NE at 00:00Z on 2021-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 930 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, N. Platte/Lee Bi, NE at 00:00Z on 2021-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 square meters per square second.1939587897Sfc1 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
930 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
1216 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.5
Supercell composite
7.0

Open this sounding in Storm Lab

The text

As transmitted.

803 
WUUS53 KGLD 240429
SVRGLD
NEC087-145-240545-
/O.NEW.KGLD.SV.W.0069.210524T0429Z-210524T0545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
1129 PM CDT Sun May 23 2021

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Red Willow County in southwestern Nebraska...
  Eastern Hitchcock County in southwestern Nebraska...

* Until 1245 AM CDT.

* At 1129 PM CDT, a severe thunderstorm was located 10 miles
  southeast of Trenton, moving northeast at 60 mph.

  HAZARD...70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* This severe thunderstorm will be near...
  Culbertson around 1140 PM CDT.
  McCook around 1145 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4035 10026 4000 10053 4000 10121 4035 10090
TIME...MOT...LOC 0429Z 225DEG 52KT 4007 10088 

HAIL...<.75IN
WIND...70MPH
 
$$

Lundquist
3 follow-up statements
968 
WWUS53 KGLD 240439
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
1139 PM CDT Sun May 23 2021

NEC087-145-240545-
/O.CON.KGLD.SV.W.0069.000000T0000Z-210524T0545Z/
Red Willow NE-Hitchcock NE-
1139 PM CDT Sun May 23 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR RED WILLOW AND EASTERN HITCHCOCK COUNTIES...

At 1139 PM CDT, a severe thunderstorm was located 9 miles south of
Culbertson, or 11 miles southwest of McCook, moving northeast at 35
mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
  McCook and Indianola.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4035 10026 4000 10053 4000 10117 4035 10085
TIME...MOT...LOC 0439Z 230DEG 30KT 4009 10079 

HAIL...<.75IN
WIND...60MPH
 
$$

Lundquist
735 
WWUS53 KGLD 240449
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
1149 PM CDT Sun May 23 2021

NEC087-145-240545-
/O.CON.KGLD.SV.W.0069.000000T0000Z-210524T0545Z/
Red Willow NE-Hitchcock NE-
1149 PM CDT Sun May 23 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR RED WILLOW AND EASTERN HITCHCOCK COUNTIES...

At 1149 PM CDT, a severe thunderstorm was located 10 miles southwest
of McCook, moving northeast at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
McCook, Trenton, Culbertson and Indianola. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4035 10026 4000 10053 4000 10117 4035 10085
TIME...MOT...LOC 0449Z 226DEG 21KT 4008 10071 

HAIL...<.75IN
WIND...60MPH
 
$$

Lundquist
195 
WWUS53 KGLD 240505
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
1205 AM CDT Mon May 24 2021

NEC087-145-240515-
/O.CAN.KGLD.SV.W.0069.000000T0000Z-210524T0545Z/
Red Willow NE-Hitchcock NE-
1205 AM CDT Mon May 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR RED WILLOW AND EASTERN
HITCHCOCK COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.  However gusty winds are
still possible with this thunderstorm.


LAT...LON 4035 10026 4000 10053 4000 10117 4035 10085
TIME...MOT...LOC 0504Z 225DEG 52KT 4025 10049 

$$

Lundquist

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 7:59 PM CDTSpecial Weather StatementGLDDundy46 min
May 23, 8:25 PM CDTSevere Thunderstorm WarningGLDDundy50 min
May 23, 9:06 PM CDTSpecial Weather StatementGLDDundy9 min
May 23, 9:13 PM CDTSevere Thunderstorm WarningGLDDundy, Hitchcock32 min
May 23, 9:45 PM CDTSpecial Weather StatementGLDHitchcock60 min
May 23, 11:18 PM CDTSpecial Weather StatementGLDHitchcock27 min
May 24, 5:50 PM CDTSpecial Weather StatementGLDRed Willow25 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2021Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.