Alert archive / Nebraska / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 4, NWS North Platte, NE

March 29, 2016Arthur County, Keith County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Mar 29, 2016, 7:02 PM MDT for Arthur County, Keith County, Nebraska. It was in force for 23 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
Mar 29, 2016, 7:02 PM MDT (01:02 UTC)
Expired
Mar 29, 2016, 7:25 PM MDT
In force
23 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Arthur County, NE, Keith County, NE

The radar

The North Platte radar (KLNX), 101 km from the middle of the area, began a volume at 01:03 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 00:00Z, 1.0 hours before the alert went out and 83 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 2016-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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 2016-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 square meters per square second.1939587897Sfc1 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
30 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
1514 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
354 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

017 
WUUS53 KLBF 300102
SVRLBF
NEC005-101-300145-
/O.NEW.KLBF.SV.W.0004.160330T0102Z-160330T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
702 PM MDT TUE MAR 29 2016

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE  HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN ARTHUR COUNTY IN WEST CENTRAL NEBRASKA...
  NORTH CENTRAL KEITH COUNTY IN SOUTHWESTERN NEBRASKA...

* UNTIL 745 PM MDT

* AT 702 PM MDT...A SEVERE THUNDERSTORM WAS LOCATED 10 MILES NORTH OF
  KEYSTONE...OR 14 MILES SOUTHEAST OF ARTHUR...MOVING NORTHEAST AT 20
  MPH.

  HAZARD...QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
  SOUTHEASTERN ARTHUR AND NORTH CENTRAL KEITH COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4139 10171 4153 10157 4140 10143 4141 10141
      4139 10138 4128 10152
TIME...MOT...LOC 0102Z 226DEG 18KT 4138 10158 

HAIL...1.00IN
WIND...<50MPH
 
$$

CDC
1 follow-up statement
418 
WWUS53 KLBF 300125
SVSLBF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
725 PM MDT TUE MAR 29 2016

NEC005-101-300135-
/O.CAN.KLBF.SV.W.0004.000000T0000Z-160330T0145Z/
ARTHUR NE-KEITH NE-
725 PM MDT TUE MAR 29 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ARTHUR AND NORTH
CENTRAL KEITH COUNTIES IS CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER SMALL HAIL IS
STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4139 10171 4153 10157 4140 10143 4141 10141
      4139 10138 4128 10152
TIME...MOT...LOC 0121Z 226DEG 18KT 4146 10147 

$$

CDC

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 6:11 PM MDTSevere Thunderstorm WarningLBFArthur, Garden, Grant, Keith, Sheridan107 days
Mar 29, 6:38 PM MDTSpecial Weather StatementLBFHooker52 min
Mar 29, 6:46 PM MDTSevere Thunderstorm WarningLBFCherry, Hooker, Keith, Lincoln, McPherson108 days
Mar 29, 6:51 PM MDTSevere Thunderstorm WarningLBFArthur, Lincoln, McPherson108 days
Mar 29, 7:23 PM MDTSevere Thunderstorm WarningLBFCherry27 min
Mar 29, 7:26 PM MDTSevere Thunderstorm WarningLBFMcPherson28 min
Mar 29, 7:35 PM MDTSpecial Weather StatementLBFKeith40 min
Mar 29, 7:36 PM MDTSpecial Weather StatementLBFDeuel39 min
Mar 29, 7:59 PM MDTSevere Thunderstorm WarningLBFKeith46 min
Mar 29, 9:16 PM MDTSpecial Weather StatementLBFMcPherson44 min
Mar 29, 9:58 PM MDTSpecial Weather StatementLBFThomas47 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2016Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.