Alert archive / Nebraska / Tornado Warnings in 1989

Tornado Warning 16, NWS Hastings, NE

June 25, 1989Dawson County, Nebraska

NWS Hastings, NE issued this tornado warning at Jun 25, 1989, 8:36 PM CDT for Dawson County, Nebraska. It was in force for 39 min.

The area

The counties it named.

The facts

Issued
Jun 25, 1989, 8:36 PM CDT (01:36 UTC)
Expired
Jun 25, 1989, 9:15 PM CDT
In force
39 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Dawson County, NE

The radar

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

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.6 hours before the alert went out and 72 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 1989-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2940 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 00:00Z on 1989-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 233 square meters per square second.19395878Sfc1 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
2940 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
971 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
233 m²/s²
0-3 km storm-relative helicity
363 m²/s²
Significant tornado parameter
6.9
Supercell composite
28.2

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.

Nearby

Tornado Warnings in Nebraska, 1989Every tornado warning in 1989Tornadoes 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; the sounding from the Mesonet's radiosonde archive.