Alert archive / Nebraska / Tornado Warnings in 2023

Tornado Warning 2, NWS North Platte, NE

May 5, 2023Frontier County, Hayes County, Nebraska

NWS North Platte, NE issued this tornado warning at May 5, 2023, 9:12 PM CDT for Frontier County, Hayes County, Nebraska. It was in force for 33 min. 1 report 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 5, 2023, 9:12 PM CDT (02:12 UTC)
Expired
May 5, 2023, 9:45 PM CDT
In force
33 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

Counties Frontier County, NE, Hayes County, NE

The radar

The Goodland radar (KGLD), 145 km from the middle of the area, began a volume at 02:12 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

TimeReportWhereRemark
May 5, 9:15 PM CDTHAIL 1.75Hayes Center, NESPOTTER DROVE THROUGH HAYES CENTER AND NOTICED GOLF BALL SIZED HAIL ALONG THE ROADWAY.

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

The watch it was issued in

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

IssuedProductOfficeLasted
May 5, 4:51 PM CDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.2 hours before the alert went out and 72 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 2023-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 701 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 2023-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 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
701 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
1801 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
161 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.9

Open this sounding in Storm Lab

The text

As transmitted.

465 
WFUS53 KLBF 060212
TORLBF
NEC063-085-060245-
/O.NEW.KLBF.TO.W.0002.230506T0212Z-230506T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
912 PM CDT Fri May 5 2023

The National Weather Service in North Platte has issued a

* Tornado Warning for...
  West central Frontier County in southwestern Nebraska...
  Eastern Hayes County in southwestern Nebraska...

* Until 945 PM CDT.
    
* At 911 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Hayes Center, moving east at 20 mph.

  HAZARD...Tornado and hail up to two inches in diameter.

  SOURCE...Radar indicated rotation.

  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
  west central Frontier and eastern Hayes Counties, including the
  following locations... Marengo and Hayes Center State Wildlife
  Management Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 4042 10103 4067 10111 4070 10078 4045 10068
TIME...MOT...LOC 0211Z 256DEG 17KT 4053 10092 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN

$$

JWS
2 follow-up statements
301 
WWUS53 KLBF 060225
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
925 PM CDT Fri May 5 2023

NEC063-085-060245-
/O.CON.KLBF.TO.W.0002.000000T0000Z-230506T0245Z/
Frontier NE-Hayes NE-
925 PM CDT Fri May 5 2023

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR WEST
CENTRAL FRONTIER AND EASTERN HAYES COUNTIES...
    
At 924 PM CDT, a severe thunderstorm capable of producing a tornado
was located 9 miles east of Hayes Center, moving east at 20 mph.

HAZARD...Tornado and two inch hail.

SOURCE...Radar indicated rotation.

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.

Locations impacted include...
Hayes Center, Marengo and Hayes Center State Wildlife Management
Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 4042 10103 4067 10111 4070 10078 4045 10068
TIME...MOT...LOC 0224Z 262DEG 17KT 4056 10084 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN

$$

JWS
442 
WWUS53 KLBF 060247
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
947 PM CDT Fri May 5 2023

NEC063-085-060256-
/O.EXP.KLBF.TO.W.0002.000000T0000Z-230506T0245Z/
Frontier NE-Hayes NE-
947 PM CDT Fri May 5 2023

...THE TORNADO WARNING FOR WEST CENTRAL FRONTIER AND EASTERN HAYES
COUNTIES HAS EXPIRED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been allowed to expire.  However damaging 
winds and hail are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until midnight CDT for
southwestern Nebraska.

Remember, a Severe Thunderstorm Warning still remains in effect for
the area.

LAT...LON 4042 10103 4067 10111 4070 10078 4045 10068
TIME...MOT...LOC 0246Z 256DEG 17KT 4058 10071 

$$

JWS

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 7:05 PM CDTSevere Thunderstorm WarningLBFChase, Hayes40 min
May 5, 7:12 PM CDTSevere Thunderstorm WarningLBFFrontier37 min
May 5, 7:16 PM CDTSpecial Weather StatementLBFSheridan44 min
May 5, 7:32 PM CDTSpecial Weather StatementLBFFrontier43 min
May 5, 7:37 PM CDTSpecial Weather StatementLBFPerkins38 min
May 5, 7:43 PM CDTSevere Thunderstorm WarningLBFKeith, Perkins47 min
May 5, 7:44 PM CDTSevere Thunderstorm WarningLBFChase, Hayes46 min
May 5, 7:46 PM CDTSpecial Weather StatementLBFSheridan44 min
May 5, 7:57 PM CDTSevere Thunderstorm Warning Considerable damage threatLBFChase, Perkins48 min
May 5, 8:11 PM CDTSevere Thunderstorm WarningLBFKeith, Perkins13 min
May 5, 8:25 PM CDTSevere Thunderstorm Warning Considerable damage threatLBFChase, Hayes50 min
May 5, 8:30 PM CDTTornado WarningLBFHayes45 min
May 5, 8:45 PM CDTSpecial Weather StatementLBFChase45 min
May 5, 8:51 PM CDTSevere Thunderstorm WarningLBFLincoln39 min
May 5, 8:51 PM CDTSevere Thunderstorm Warning Considerable damage threatLBFChase, Hayes, Lincoln, Perkins39 min
May 5, 9:28 PM CDTSpecial Weather StatementLBFLincoln47 min
May 5, 9:33 PM CDTSpecial Weather StatementLBFCherry42 min
May 5, 9:34 PM CDTSevere Thunderstorm Warning Considerable damage threatLBFFrontier, Hayes, Lincoln41 min
May 5, 10:14 PM CDTSevere Thunderstorm WarningLBFFrontier, Lincoln46 min
May 5, 10:39 PM CDTSpecial Weather StatementLBFCuster51 min
May 5, 11:00 PM CDTSpecial Weather StatementLBFFrontier15 min
May 5, 11:23 PM CDTSevere Thunderstorm WarningLBFCuster37 min
May 6, 12:50 AM CDTSpecial Weather StatementLBFWheeler40 min
May 6, 1:06 PM CDTSpecial Weather StatementLBFSheridan39 min
May 6, 3:01 PM CDTSpecial Weather StatementLBFCherry44 min
May 6, 3:41 PM CDTSpecial Weather StatementLBFCherry79 min
May 6, 4:42 PM CDTSpecial Weather StatementLBFKeya Paha48 min
May 6, 4:44 PM CDTSpecial Weather StatementLBFKeith46 min
May 6, 4:55 PM CDTSpecial Weather StatementLBFFrontier50 min
May 6, 5:00 PM CDTSevere Thunderstorm WarningLBFBrown, Cherry, Keya Paha45 min
May 6, 5:05 PM CDTTornado Warning Tornado observedLBFFrontier, Hayes40 min
May 6, 5:29 PM CDTSpecial Weather StatementLBFMcPherson46 min
May 6, 5:41 PM CDTTornado Warning Tornado observedLBFFrontier28 min
May 6, 5:45 PM CDTSevere Thunderstorm WarningLBFBoyd, Brown, Holt, Keya Paha, Rock45 min
May 6, 6:18 PM CDTSpecial Weather StatementLBFThomas42 min
May 6, 6:25 PM CDTSevere Thunderstorm WarningLBFHolt, Rock61 min
May 6, 6:56 PM CDTSevere Thunderstorm WarningLBFCherry49 min

Nearby

Tornado Warnings in Nebraska, 2023Every tornado warning in 2023Tornadoes in 2023

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.