Alert archive / Nebraska / Tornado Warnings in 2022

Tornado Warning 5, NWS North Platte, NE

July 26, 2022Keith County, Perkins County, Nebraska

NWS North Platte, NE issued this tornado warning at Jul 26, 2022, 4:58 PM MDT for Keith County, Perkins County, Nebraska. It was in force for 17 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
Jul 26, 2022, 4:58 PM MDT (22:58 UTC)
Expired
Jul 26, 2022, 5:15 PM MDT
In force
17 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Tornado
Observed
Hail
1.5 in

Counties Keith County, NE, Perkins County, NE

The radar

The North Platte radar (KLNX), 132 km from the middle of the area, began a volume at 22:56 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, 11.0 hours before the alert went out and 82 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 2022-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 425 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 12:00Z on 2022-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 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
425 J/kg
Mixed-layer CIN
-259 J/kg
Mixed-layer LCL
582 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
223 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

151 
WFUS53 KLBF 262258
TORLBF
NEC101-135-262315-
/O.NEW.KLBF.TO.W.0005.220726T2258Z-220726T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
458 PM MDT Tue Jul 26 2022

The National Weather Service in North Platte has issued a

* Tornado Warning for...
  Northeastern Perkins County in southwestern Nebraska...
  South central Keith County in southwestern Nebraska...

* Until 515 PM MDT.

* At 453 PM MDT, a confirmed tornado was located 3 miles southwest 
  of Roscoe, or near Ogallala, moving southeast at 25 mph.

  HAZARD...Damaging tornado and ping pong ball size hail.

  SOURCE...Weather spotters confirmed tornado.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
  northeastern Perkins and south central Keith Counties. 

This includes Interstate 80 in Nebraska near mile marker 135.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4109 10167 4112 10156 4096 10136 4090 10161
TIME...MOT...LOC 2257Z 321DEG 23KT 4106 10163 

TORNADO...OBSERVED
MAX HAIL SIZE...1.50 IN

$$

Brown
1 follow-up statement
941 
WWUS53 KLBF 262310
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
510 PM MDT Tue Jul 26 2022

NEC101-135-262319-
/O.EXP.KLBF.TO.W.0005.000000T0000Z-220726T2315Z/
Perkins NE-Keith NE-
510 PM MDT Tue Jul 26 2022

...THE TORNADO WARNING FOR NORTHEASTERN PERKINS AND SOUTH CENTRAL
KEITH COUNTIES WILL EXPIRE AT 515 PM MDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

Remember, a Severe Thunderstorm Warning still remains in effect for 
portions of south central Keith and northeastern Perkins counties 
until 545 PM MDT. 

LAT...LON 4109 10167 4112 10156 4096 10136 4090 10161
TIME...MOT...LOC 2309Z 316DEG 23KT 4101 10155 

$$

Brown

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 9:20 PM MDTDense Fog AdvisoryLBFCuster, Frontier, Hayes, Lincoln, Logan8 hr
Jul 26, 1:01 AM MDTSpecial Weather StatementLBFSheridan29 min
Jul 26, 1:48 AM MDTSpecial Weather StatementLBFSheridan27 min
Jul 26, 1:58 AM MDTSpecial Weather StatementLBFCherry17 min
Jul 26, 2:44 AM MDTSpecial Weather StatementLBFCherry31 min
Jul 26, 4:06 AM MDTSpecial Weather StatementLBFCherry24 min
Jul 26, 4:07 AM MDTSpecial Weather StatementLBFCherry23 min
Jul 26, 2:43 PM MDTSpecial Weather StatementLBFLoup32 min
Jul 26, 2:55 PM MDTSpecial Weather StatementLBFWheeler35 min
Jul 26, 3:20 PM MDTSpecial Weather StatementLBFGarden25 min
Jul 26, 3:36 PM MDTSpecial Weather StatementLBFWheeler24 min
Jul 26, 3:44 PM MDTSevere Thunderstorm WarningLBFArthur, Garden, Keith46 min
Jul 26, 4:07 PM MDTSpecial Weather StatementLBFCuster23 min
Jul 26, 4:11 PM MDTSpecial Weather StatementLBFCuster34 min
Jul 26, 4:22 PM MDTSevere Thunderstorm WarningLBFKeith, Perkins38 min
Jul 26, 4:26 PM MDTSpecial Weather StatementLBFWheeler49 min
Jul 26, 4:26 PM MDTSevere Thunderstorm WarningLBFCuster21 min
Jul 26, 4:35 PM MDTTornado WarningLBFKeith, Perkins25 min
Jul 26, 4:55 PM MDTSevere Thunderstorm WarningLBFKeith, Perkins39 min

Nearby

Tornado Warnings in Nebraska, 2022Every tornado warning in 2022Tornadoes in 2022

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.