Alert archive / Nebraska / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 16, NWS Hastings, NE

June 12, 1990Howard County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jun 12, 1990, 10:41 PM CDT for Howard County, Nebraska. It was in force for 34 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 12, 1990, 10:41 PM CDT (03:41 UTC)
Expired
Jun 12, 1990, 11:15 PM CDT
In force
34 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Howard 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 12, 10:45 PM CDTTornado F0Howard, 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 00:00Z, 3.7 hours before the alert went out and 175 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 1990-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1990-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3137 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
151 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.

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, Jun 12, 10:25 PM CDT, 16 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1025 PM CDT TUE JUN 12 1990

CIVIL DEFENSE AT LOUP CITY...IN SHERMAN COUNTY NEBRASKA...HAD A REPORT
FROM A SPOTTER 10 MILES SOUTH OF LOUP CITY OF HAILC MARBLE TO GOLFBALL
SIZE IN DRIFTS...NO SIZE OF DRIFTS.  REPORT WAS AT 1023 PM.
DGS
Local storm report, Jun 12, 10:31 PM CDT, 10 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
1031 PM CDT TUE JUN 12 1990

1030 PM CDT STORM SPOTTER AT ROCKVILLE IN SOUTHEAST SHERMAN COUNTY
NEBRASKA REPORTED HAIL MARBLE TO NEAR GOLFBALL SIZE COKVERING THE
GROUND.  VERY HEAVY RAIN BUT NO AMOUNT YET MEASURED.
DGS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:20 PM CDTSevere Thunderstorm WarningGIDBuffalo, Hall25 min
Jun 12, 8:21 PM CDTTornado WarningGIDMerrick, Nance39 min
Jun 12, 9:08 PM CDTSevere Thunderstorm WarningGIDDawson22 min
Jun 12, 9:36 PM CDTSevere Thunderstorm WarningGIDGreeley, Howard, Sherman54 min
Jun 12, 9:42 PM CDTTornado WarningGIDBuffalo, Dawson33 min
Jun 12, 10:02 PM CDTTornado WarningGIDBuffalo, Howard, Sherman43 min
Jun 12, 10:22 PM CDTTornado WarningGIDNance53 min
Jun 12, 10:51 PM CDTTornado WarningGIDHoward, Merrick39 min
Jun 12, 11:10 PM CDTTornado WarningGIDMerrick35 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1990Every severe thunderstorm warning in 1990

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.