Alert archive / Nebraska / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 22, NWS North Platte, NE

May 8, 2016Holt County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 8, 2016, 8:30 PM CDT for Holt County, Nebraska. It was in force for 30 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 8, 2016, 8:30 PM CDT (01:30 UTC)
Expired: May 8, 2016, 9:00 PM CDT
In force: 30 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Holt County, NE

The radar

The North Platte radar (KLNX), 138 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 8, 8:45 PM CDT	HAIL 3	6 W Atkinson, NE	TIME ESTIMATED FROM RADAR. DELAYED REPORT

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 8, 5:09 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.5 hours before the alert went out and 200 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: 411 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 1901 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 82 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

713 
WUUS53 KLBF 090130
SVRLBF
NEC089-090200-
/O.NEW.KLBF.SV.W.0022.160509T0130Z-160509T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
830 PM CDT SUN MAY 8 2016

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WEST CENTRAL HOLT COUNTY IN NORTH CENTRAL NEBRASKA...

* UNTIL 900 PM CDT

* AT 830 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 8 MILES SOUTH OF
  ATKINSON...OR 20 MILES WEST OF ONEILL...MOVING NORTHWEST AT 20 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...
  ATKINSON AND STUART. 

THIS INCLUDES HIGHWAY 20 BETWEEN MILE MARKERS 275 AND 291.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4271 9904 4239 9888 4231 9909 4246 9925
      4262 9924
TIME...MOT...LOC 0130Z 151DEG 19KT 4242 9904 

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

TAYLOR

1 follow-up statement

894 
WWUS53 KLBF 090143
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
843 PM CDT SUN MAY 8 2016

NEC089-090200-
/O.CON.KLBF.SV.W.0022.000000T0000Z-160509T0200Z/
HOLT NE-
843 PM CDT SUN MAY 8 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR WEST CENTRAL HOLT COUNTY...

AT 843 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ATKINSON...OR 22
MILES WEST OF ONEILL...MOVING NORTHWEST AT 25 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...
ATKINSON AND STUART. 

THIS INCLUDES HIGHWAY 20 BETWEEN MILE MARKERS 275 AND 291.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4271 9904 4243 9890 4233 9911 4246 9925
      4262 9924
TIME...MOT...LOC 0143Z 153DEG 20KT 4251 9907 

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

ROBERG

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 7:06 PM CDT	Special Weather Statement	LBF	Frontier	39 min
May 8, 7:20 PM CDT	Special Weather Statement	LBF	Holt	40 min
May 8, 7:29 PM CDT	Tornado Warning	LBF	Frontier	46 min
May 8, 7:30 PM CDT	Severe Thunderstorm Warning	LBF	Holt, Rock	30 min
May 8, 7:36 PM CDT	Severe Thunderstorm Warning	LBF	Loup, Rock	39 min
May 8, 7:59 PM CDT	Severe Thunderstorm Warning	LBF	Holt	31 min
May 8, 8:05 PM CDT	Severe Thunderstorm Warning	LBF	Garfield	25 min
May 8, 8:08 PM CDT	Severe Thunderstorm Warning	LBF	Custer, Lincoln	38 min
May 8, 8:26 PM CDT	Severe Thunderstorm Warning	LBF	Custer	34 min
May 8, 8:59 PM CDT	Severe Thunderstorm Warning	LBF	Holt	31 min
May 9, 12:19 AM CDT	River Flood Warning	LBF	Garden	27 days
May 9, 4:57 PM CDT	Special Weather Statement	LBF	Boyd	48 min
May 9, 5:30 PM CDT	Special Weather Statement	LBF	Boyd	45 min
May 9, 6:02 PM CDT	Special Weather Statement	LBF	Hooker	43 min
May 9, 6:10 PM CDT	Flash Flood Warning	LBF	Boyd, Holt	6 hr
May 9, 6:45 PM CDT	Special Weather Statement	LBF	Logan	45 min
May 9, 6:51 PM CDT	Severe Thunderstorm Warning	LBF	Logan, McPherson	39 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2016 Every severe thunderstorm warning in 2016

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.