Alert archive / Nebraska / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 35, NWS North Platte, NE

June 28, 1989Holt County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 28, 1989, 9:12 AM CDT for Holt County, Nebraska. It was in force for 48 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
Jun 28, 1989, 9:12 AM CDT (14:12 UTC)
Expired
Jun 28, 1989, 10:00 AM CDT
In force
48 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Holt County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jun 28, 9:45 AM CDTHail 1Holt, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 2.2 hours before the alert went out and 211 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 12:00Z on 1989-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1949 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 1989-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 91 square meters per square second.193958Sfc1 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
1949 J/kg
Mixed-layer CIN
-192 J/kg
Mixed-layer LCL
997 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
91 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 10:01 AM CDTSevere Thunderstorm WarningLBFHolt29 min
Jun 28, 10:38 AM CDTSevere Thunderstorm WarningLBFGarfield, Holt, Wheeler52 min
Jun 28, 11:15 AM CDTSevere Thunderstorm WarningLBFGarfield, Wheeler60 min
Jun 28, 11:56 AM CDTTornado WarningLBFGarfield34 min
Jun 28, 12:41 PM CDTTornado WarningLBFCuster34 min
Jun 28, 2:00 PM CDTSevere Thunderstorm WarningLBFCuster60 min
Jun 28, 3:04 PM CDTSevere Thunderstorm WarningLBFLincoln56 min
Jun 28, 4:10 PM CDTSevere Thunderstorm WarningLBFFrontier, Hayes, Hitchcock, Lincoln65 min
Jun 28, 4:16 PM CDTTornado WarningLBFFrontier, Lincoln29 min
Jun 28, 4:48 PM CDTTornado WarningLBFFrontier, Lincoln27 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1989Every severe thunderstorm warning in 1989

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.