Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 285, NWS Norman, OK

June 14, 1992Pottawatomie County, Seminole County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jun 14, 1992, 3:54 PM CDT for Pottawatomie County, Seminole County, Oklahoma. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jun 14, 1992, 3:54 PM CDT (20:54 UTC)
Expired
Jun 14, 1992, 5:00 PM CDT
In force
66 min
Issued by
NWS Norman, OK
Area
Whole counties

Counties Pottawatomie County, OK, Seminole County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 8.9 hours before the alert went out and 56 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, Norman, OK at 12:00Z on 1992-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2449 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, Norman, OK at 12:00Z on 1992-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 125 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
2449 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
757 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
125 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.0
Supercell composite
9.1

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 Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 5:08 AM CDTSevere Thunderstorm WarningOUNHarper, Woods52 min
Jun 14, 6:10 AM CDTSevere Thunderstorm WarningOUNWoods50 min
Jun 14, 9:00 AM CDTSevere Thunderstorm WarningOUNGarfield, Noble60 min
Jun 14, 10:00 AM CDTSevere Thunderstorm WarningOUNPayne60 min
Jun 14, 12:14 PM CDTSevere Thunderstorm WarningOUNWoods31 min
Jun 14, 12:38 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Major67 min
Jun 14, 1:27 PM CDTSevere Thunderstorm WarningOUNBlaine, Garfield, Kingfisher63 min
Jun 14, 2:06 PM CDTSevere Thunderstorm WarningOUNLogan24 min
Jun 14, 2:26 PM CDTSevere Thunderstorm WarningOUNCanadian, Kingfisher, Logan, Oklahoma64 min
Jun 14, 2:44 PM CDTSevere Thunderstorm WarningOUNLincoln46 min
Jun 14, 3:02 PM CDTSevere Thunderstorm WarningOUNCleveland, Pottawatomie58 min
Jun 14, 3:24 PM CDTSevere Thunderstorm WarningOUNSeminole51 min
Jun 14, 3:24 PM CDTSevere Thunderstorm WarningOUNLincoln, Oklahoma51 min
Jun 14, 3:54 PM CDTSevere Thunderstorm WarningOUNCleveland66 min
Jun 14, 4:15 PM CDTSevere Thunderstorm WarningOUNHughes45 min
Jun 14, 5:10 PM CDTSevere Thunderstorm WarningOUNPushmataha35 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1992Every severe thunderstorm warning in 1992

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.