Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 193, NWS North Platte, NE

July 21, 1996Lincoln County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jul 21, 1996, 8:57 PM CDT for Lincoln County, Nebraska. It was in force for 63 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 21, 1996, 8:57 PM CDT (01:57 UTC)
Expired: Jul 21, 1996, 10:00 PM CDT
In force: 63 min
Issued by: NWS North Platte, NE
Area: Whole counties

County Lincoln County, NE

What was reported inside it

Time	Report	Where	Remark
Jul 21, 9:00 PM CDT	Hail 1.75	North Platte, 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 00:00Z, 2.0 hours before the alert went out and 15 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: 2927 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 1149 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 4.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 21, 3:41 PM CDT, 5 hours 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
341 PM CDT SUN JUL 21 1996

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

1110 PM    11 S HAY SPRINGS          NE   1.75 INCH HAIL
07/20/96   SHERIDAN

RLB

Local storm report, Jul 21, 8:26 PM CDT, 31 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 21, 7:50 PM CDT	Severe Thunderstorm Warning	LBF	Logan	65 min
Jul 21, 8:15 PM CDT	Tornado Warning	LBF	Logan	30 min
Jul 22, 6:02 AM CDT	Severe Thunderstorm Warning	LBF	Grant	48 min
Jul 22, 6:16 AM CDT	Tornado Warning	LBF	Arthur, Grant	49 min
Jul 22, 6:50 AM CDT	Severe Thunderstorm Warning	LBF	McPherson	60 min
Jul 22, 7:43 AM CDT	Severe Thunderstorm Warning	LBF	Brown	62 min
Jul 22, 7:46 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln, McPherson	64 min
Jul 22, 7:55 AM CDT	Severe Thunderstorm Warning	LBF	Cherry	50 min
Jul 22, 8:25 AM CDT	Severe Thunderstorm Warning	LBF	Rock	65 min
Jul 22, 8:30 AM CDT	Severe Thunderstorm Warning	LBF	Lincoln	60 min
Jul 22, 9:12 AM CDT	Severe Thunderstorm Warning	LBF	Frontier	58 min
Jul 22, 9:50 AM CDT	Severe Thunderstorm Warning	LBF	Keith	60 min
Jul 22, 10:12 AM CDT	Severe Thunderstorm Warning	LBF	Deuel	33 min
Jul 22, 10:31 AM CDT	Severe Thunderstorm Warning	LBF	Perkins	64 min
Jul 22, 10:38 AM CDT	Tornado Warning	LBF	Perkins	32 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.