Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 261, NWS North Platte, NE

July 28, 1996Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jul 28, 1996, 4:28 PM MDT for Cherry County, Nebraska. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jul 28, 1996, 4:28 PM MDT (22:28 UTC)
Expired: Jul 28, 1996, 5:15 PM MDT
In force: 47 min
Issued by: NWS North Platte, NE
Area: Whole counties

County Cherry County, NE

The radar

The North Platte radar (KLNX), 79 km from the middle of the area, began a volume at 22:28 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
Jul 28, 4:45 PM MDT	Hail 0.75	Brownlee, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.5 hours before the alert went out and 163 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: 108 J/kg
Mixed-layer CIN: -359 J/kg
Mixed-layer LCL: 1340 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 160 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLBF 282229
SVRLBF
NEC031-282315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
528 PM CDT (428 PM MDT) SUN JUL 28 1996

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL NEBRASKA

   ...SOUTHEASTERN CHERRY COUNTY
 
AT 527 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY NORTH PLATTE
DOPPLER RADAR 27 MILES NORTH NORTHEAST OF MULLEN OR 13 MILES
NORTHWEST OF BROWNLEE MOVING SOUTH SOUTHEAST AT 34 MPH.

DAMAGING HAIL AND/OR DESTRUCTIVE WINDS CAN BE EXPECTED NEAR...
  BROWNLEE                     BY 550 PM CDT
 
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING. IF YOU ARE IN THE PATH OF THIS STORM
YOU SHOULD MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.

IF SEVERE WEATHER IS OBSERVED...CONTACT YOUR LOCAL LAW ENbFORCEMENT
AGENCY AND ASK THEM TO RELAY YOUR INFORMATION TO THE NATIONAL
WEATHER SERVICE.

JWS

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jul 28, 11:37 AM MDT, 4 hours 51 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
1236 PM CDT SUN JUL 28 1996

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

01(25 AM    13 E ARTHUR               NE   0.75 INCH HAIL
07/28/96   ARTHUR

SLM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 10:52 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	53 min
Jul 28, 12:02 AM MDT	Severe Thunderstorm Warning	LBF	Arthur	63 min
Jul 28, 12:12 AM MDT	Severe Thunderstorm Warning	LBF	McPherson	53 min
Jul 28, 12:17 AM MDT	Severe Thunderstorm Warning	LBF	McPherson	48 min
Jul 28, 12:27 AM MDT	Severe Thunderstorm Warning	LBF	Deuel	63 min
Jul 28, 12:39 AM MDT	Severe Thunderstorm Warning	LBF	Keith	61 min
Jul 28, 4:39 PM MDT	Severe Thunderstorm Warning	LBF	Sheridan	61 min
Jul 28, 5:25 PM MDT	Severe Thunderstorm Warning	LBF	Blaine	65 min
Jul 28, 5:54 PM MDT	Severe Thunderstorm Warning	LBF	Custer	61 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1996 Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.