Alert archive / Nebraska / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 40, NWS North Platte, NE

May 26, 2021Chase County, Perkins County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 26, 2021, 7:28 PM MDT for Chase County, Perkins County, Nebraska. It was in force for 32 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 26, 2021, 7:28 PM MDT (01:28 UTC)
Expired: May 26, 2021, 8:00 PM MDT
In force: 32 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Chase County, NE, Perkins County, NE

The radar

The Goodland radar (KGLD), 143 km from the middle of the area, began a volume at 01:32 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 26, 7:31 PM MDT	HAIL 1	Nnw Grant, NE

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.

Issued	Product	Office	Lasted
May 26, 3:42 PM MDT	Tornado Watch PDS	SPC	8 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.5 hours before the alert went out and 97 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: 124 J/kg
Mixed-layer CIN: -115 J/kg
Mixed-layer LCL: 1622 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 363 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 9.7

Open this sounding in Storm Lab

The text

As transmitted.

785 
WUUS53 KLBF 270128
SVRLBF
NEC029-135-270200-
/O.NEW.KLBF.SV.W.0040.210527T0128Z-210527T0200Z/

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

The National Weather Service in North Platte has issued a

* Severe Thunderstorm Warning for...
  Southeastern Perkins County in southwestern Nebraska...
  Northeastern Chase County in southwestern Nebraska...

* Until 800 PM MDT.

* At 728 PM MDT, severe thunderstorms were located along a line
  extending from Grant to 13 miles southwest of Madrid to 9 miles
  northeast of Lamar, moving east 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...
  Imperial, Grant, Wauneta, Madrid, Elsie, Enders, Enders Reservoir
  State Recreation Area, Chase, Grainton, Center Dam Campground,
  Wanamaker State Wildfire Management Area and Area A Campground.

This includes Highway 61 between mile markers 29 and 69.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A Tornado Watch remains in effect until 100 AM MDT for southwestern
Nebraska.

LAT...LON 4059 10193 4075 10182 4088 10177 4084 10125
      4070 10125 4070 10135 4043 10134 4035 10140
TIME...MOT...LOC 0128Z 291DEG 32KT 4084 10172 4074 10175 4063 10182 

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

NMJ

2 follow-up statements

715 
WWUS53 KLBF 270146
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
746 PM MDT Wed May 26 2021

NEC029-135-270200-
/O.CON.KLBF.SV.W.0040.000000T0000Z-210527T0200Z/
Perkins NE-Chase NE-
746 PM MDT Wed May 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM MDT
FOR SOUTHEASTERN PERKINS AND EASTERN CHASE COUNTIES...

At 746 PM MDT, severe thunderstorms were located along a line
extending from near Madrid to 14 miles southeast of Grant to near
Imperial, moving southeast at 35 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Imperial, Wauneta, Madrid, Elsie, Enders, Enders Reservoir State
Recreation Area, Chase, Grainton, Center Dam Campground, Wanamaker
State Wildfire Management Area and Area A Campground.

This includes Highway 61 between mile markers 29 and 62.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4084 10125 4070 10125 4070 10135 4043 10134
      4035 10140 4057 10187 4087 10163
TIME...MOT...LOC 0146Z 294DEG 29KT 4078 10153 4068 10156 4057 10163 

HAIL...0.75IN
WIND...60MPH
 
$$

NMJ

500 
WWUS53 KLBF 270156
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
756 PM MDT Wed May 26 2021

NEC029-135-270205-
/O.EXP.KLBF.SV.W.0040.000000T0000Z-210527T0200Z/
Perkins NE-Chase NE-
756 PM MDT Wed May 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PERKINS AND
EASTERN CHASE COUNTIES WILL EXPIRE AT 800 PM MDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However small hail
and gusty winds are still possible with these thunderstorms.

A Tornado Watch remains in effect until 100 AM MDT for southwestern
Nebraska.

LAT...LON 4084 10125 4070 10125 4070 10135 4043 10134
      4035 10140 4057 10187 4087 10163
TIME...MOT...LOC 0155Z 270DEG 32KT 4075 10144 4065 10147 4054 10154 

$$

NMJ

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 6:00 PM MDT	Special Weather Statement	LBF	Garden	30 min
May 26, 6:12 PM MDT	Special Weather Statement	LBF	Deuel	33 min
May 26, 6:15 PM MDT	Special Weather Statement	LBF	Sheridan	30 min
May 26, 6:20 PM MDT	Special Weather Statement	LBF	Garden	25 min
May 26, 6:23 PM MDT	Special Weather Statement	LBF	Hayes	37 min
May 26, 6:40 PM MDT	Special Weather Statement	LBF	Sheridan	35 min
May 26, 6:43 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	47 min
May 26, 6:46 PM MDT	Special Weather Statement	LBF	Hayes	44 min
May 26, 6:47 PM MDT	Flash Flood Warning	LBF	Frontier, Hayes	10 hr
May 26, 6:57 PM MDT	Special Weather Statement	LBF	Keith	48 min
May 26, 7:03 PM MDT	Severe Thunderstorm Warning	LBF	Frontier, Hayes	42 min
May 26, 7:04 PM MDT	Severe Thunderstorm Warning	LBF	Chase, Hayes	41 min
May 26, 7:05 PM MDT	Severe Thunderstorm Warning	LBF	Keith, Perkins	40 min
May 26, 7:39 PM MDT	Severe Thunderstorm Warning	LBF	Arthur, Keith, Lincoln, McPherson	36 min
May 26, 7:42 PM MDT	Special Weather Statement	LBF	Frontier	33 min
May 26, 7:44 PM MDT	Severe Thunderstorm Warning	LBF	Keith, Lincoln, Perkins	46 min
May 26, 7:55 PM MDT	Special Weather Statement	LBF	Chase, Hayes	65 min
May 26, 7:56 PM MDT	Flash Flood Warning	LBF	Lincoln	62 min
May 26, 8:17 PM MDT	Severe Thunderstorm Warning	LBF	Hooker, Logan, McPherson, Thomas	43 min
May 26, 8:18 PM MDT	Special Weather Statement	LBF	Frontier	27 min
May 26, 8:26 PM MDT	Special Weather Statement	LBF	Frontier	49 min
May 26, 8:30 PM MDT	Special Weather Statement	LBF	Lincoln	45 min
May 26, 9:04 PM MDT	Special Weather Statement	LBF	Frontier	56 min
May 26, 10:41 PM MDT	River Flood Advisory	LBF	Hayes	87 min
May 27, 12:08 AM MDT	River Flood Warning	LBF	Hayes	10 hr

Nearby

Severe Thunderstorm Warnings in Nebraska, 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.