Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 30, NWS North Platte, NE

May 26, 2021Frontier County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 26, 2021, 2:31 PM CDT for Frontier County, Nebraska. It was in force for 44 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 26, 2021, 2:31 PM CDT (19:31 UTC)
Expired
May 26, 2021, 3:15 PM CDT
In force
44 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Frontier County, NE

The radar

The North Platte radar (KLNX), 154 km from the middle of the area, began a volume at 19:34 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, 7.5 hours before the alert went out and 66 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 12:00Z on 2021-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2021-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2021 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
171 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

733 
WUUS53 KLBF 261931
SVRLBF
NEC063-262015-
/O.NEW.KLBF.SV.W.0030.210526T1931Z-210526T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
231 PM CDT Wed May 26 2021

The National Weather Service in North Platte has issued a

* Severe Thunderstorm Warning for...
  Central Frontier County in southwestern Nebraska...

* Until 315 PM CDT.

* At 231 PM CDT, a severe thunderstorm was located over Stockville,
  or 8 miles southeast of Curtis, moving northeast at 35 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Eustis, Stockville, Orafino and Dancing Leaf Earth Lodge. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4057 10060 4070 10036 4070 10002 4066 9998
      4051 9999 4042 10047
TIME...MOT...LOC 1931Z 246DEG 31KT 4054 10042 

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

Gomez
2 follow-up statements
968 
WWUS53 KLBF 261956
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
256 PM CDT Wed May 26 2021

NEC063-262015-
/O.CON.KLBF.SV.W.0030.000000T0000Z-210526T2015Z/
Frontier NE-
256 PM CDT Wed May 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR NORTHEASTERN FRONTIER COUNTY...

At 256 PM CDT, a severe thunderstorm was located 7 miles west of
Eustis, or 18 miles east of Curtis, moving northeast at 35 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Eustis and Orafino. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4070 10036 4070 10002 4066 9998 4051 9999
      4046 10024 4067 10042
TIME...MOT...LOC 1956Z 246DEG 31KT 4063 10016 

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

Gomez
794 
WWUS53 KLBF 262005
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
305 PM CDT Wed May 26 2021

NEC063-262015-
/O.EXP.KLBF.SV.W.0030.000000T0000Z-210526T2015Z/
Frontier NE-
305 PM CDT Wed May 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN FRONTIER COUNTY
WILL EXPIRE AT 315 PM CDT...
                
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 will be allowed to expire.  However small hail
is still possible with this thunderstorm.

LAT...LON 4070 10036 4070 10002 4066 9998 4051 9999
      4046 10024 4067 10042
TIME...MOT...LOC 2005Z 246DEG 31KT 4065 10009 

$$

Gomez

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 1:58 PM CDTSpecial Weather StatementLBFFrontier47 min
May 26, 2:34 PM CDTSpecial Weather StatementLBFLincoln41 min
May 26, 2:36 PM CDTSpecial Weather StatementLBFMcPherson39 min
May 26, 2:39 PM CDTSpecial Weather StatementLBFKeith, Perkins51 min
May 26, 3:20 PM CDTSevere Thunderstorm WarningLBFKeith, Lincoln40 min
May 26, 3:28 PM CDTSpecial Weather StatementLBFLogan32 min
May 26, 3:56 PM CDTSpecial Weather StatementLBFThomas34 min
May 26, 4:00 PM CDTSpecial Weather StatementLBFMcPherson30 min
May 26, 4:22 PM CDTSpecial Weather StatementLBFMcPherson38 min
May 26, 4:33 PM CDTSevere Thunderstorm WarningLBFLogan, McPherson42 min
May 26, 4:42 PM CDTSpecial Weather StatementLBFCuster33 min
May 26, 5:00 PM CDTSpecial Weather StatementLBFFrontier45 min
May 26, 5:00 PM CDTTornado WarningLBFChase, Hayes60 min
May 26, 5:24 PM CDTSevere Thunderstorm WarningLBFFrontier, Lincoln31 min
May 26, 5:30 PM CDTTornado WarningLBFHayes45 min
May 26, 5:30 PM CDTTornado WarningLBFHayes45 min
May 26, 5:39 PM CDTSevere Thunderstorm WarningLBFBlaine, Custer, Logan, Thomas36 min
May 26, 5:42 PM CDTSpecial Weather StatementLBFLincoln33 min
May 26, 5:44 PM CDTSpecial Weather StatementLBFKeith31 min
May 26, 5:55 PM CDTSpecial Weather StatementLBFSheridan35 min
May 26, 6:07 PM CDTTornado WarningLBFHayes31 min
May 26, 6:10 PM CDTSpecial Weather StatementLBFBlaine50 min
May 26, 6:18 PM CDTSevere Thunderstorm WarningLBFSheridan42 min
May 26, 6:26 PM CDTSpecial Weather StatementLBFLincoln34 min
May 26, 6:57 PM CDTSpecial Weather StatementLBFMcPherson33 min
May 26, 6:59 PM CDTSpecial Weather StatementLBFSheridan46 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.