Alert archive / Nebraska / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 21, NWS North Platte, NE

May 10, 2018Garden County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 10, 2018, 4:25 PM MDT for Garden County, Nebraska. It was in force for 50 min. 4 reports 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 10, 2018, 4:25 PM MDT (22:25 UTC)
Expired: May 10, 2018, 5:15 PM MDT
In force: 50 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

County Garden County, NE

The radar

The North Platte radar (KLNX), 165 km from the middle of the area, began a volume at 22:25 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 10, 4:50 PM MDT	HAIL 1	3 Ne Oshkosh, NE	REPORT VIA SOCIAL MEDIA
May 10, 4:50 PM MDT	HAIL 1	3 Ne Oshkosh, NE	REPORT VIA SOCIAL MEDIA.
May 10, 4:58 PM MDT	TSTM WND GST 64	Crescent Lake Nwr, NE	RESN1 STATION
May 10, 4:58 PM MDT	TSTM WND GST 64	Crescent Lake Nwr, 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
Feb 1, 7:32 PM MST	Severe Thunderstorm Watch	SPC	135 days
May 10, 1:41 PM MDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.4 hours before the alert went out and 166 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1685 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 217 m²/s²
0-3 km storm-relative helicity: 371 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

628 
WUUS53 KLBF 102225 RRA
SVRLBF
NEC069-102315-
/O.NEW.KLBF.SV.W.0021.180510T2225Z-180510T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service North Platte NE
425 PM MDT THU MAY 10 2018

The National Weather Service in North Platte has issued a

* Severe Thunderstorm Warning for...
  Central Garden County in the Panhandle of Nebraska...

* Until 515 PM MDT

* At 425 PM MDT, a severe thunderstorm was located near Lisco, or 11
  miles west of Oshkosh, moving northeast at 45 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees. 

* Locations impacted include...
  Lisco, Crescent Lake National Wildlife Refuge, Richardson Lake,
  Mumper, Rackett, Dogtown Flats, Adams Flats and Sugar Loaf Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4161 10264 4187 10257 4158 10199 4134 10252
      4142 10264
TIME...MOT...LOC 2225Z 220DEG 37KT 4145 10256 

HAIL...1.50IN
WIND...60MPH
 
$$

Taylor

1 follow-up statement

504 
WWUS53 KLBF 102230
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
430 PM MDT THU MAY 10 2018

NEC069-102315-
/O.CON.KLBF.SV.W.0021.000000T0000Z-180510T2315Z/
Garden NE-
430 PM MDT THU MAY 10 2018

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM MDT
FOR CENTRAL GARDEN COUNTY...

At 430 PM MDT, a severe thunderstorm was located near Lisco, or 12
miles northwest of Oshkosh, moving northeast at 45 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

Locations impacted include...
Lisco, Crescent Lake National Wildlife Refuge, Richardson Lake,
Mumper, Rackett, Dogtown Flats, Adams Flats and Sugar Loaf Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4161 10264 4187 10257 4158 10199 4143 10249
      4142 10264
TIME...MOT...LOC 2230Z 213DEG 38KT 4151 10255 

HAIL...1.50IN
WIND...60MPH
 
$$

Taylor

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 3:34 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	41 min
May 10, 3:37 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	38 min
May 10, 4:13 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	47 min
May 10, 4:15 PM MDT	Special Weather Statement	LBF	Garden	45 min
May 10, 4:25 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	50 min
May 10, 4:28 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	47 min
May 10, 4:41 PM MDT	Severe Thunderstorm Warning	LBF	Garden	35 min
May 10, 4:50 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	40 min
May 10, 4:57 PM MDT	Severe Thunderstorm Warning	LBF	Garden, Grant, Sheridan	48 min
May 10, 4:58 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	47 min
May 10, 5:08 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Sheridan	52 min
May 10, 5:22 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Grant, Sheridan	38 min
May 10, 5:29 PM MDT	Severe Thunderstorm Warning	LBF	Cherry	46 min
May 10, 5:40 PM MDT	Severe Thunderstorm Warning	LBF	Garden	50 min
May 10, 5:50 PM MDT	Areal Flood Advisory	LBF	Cherry, Sheridan	3 hr
May 10, 5:56 PM MDT	Severe Thunderstorm Warning	LBF	Cherry, Grant, Sheridan	49 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2018 Every severe thunderstorm warning in 2018

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.