Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 310, NWS Norman, OK

May 31, 1996Harper County, Woods County, Woodward County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 31, 1996, 9:38 PM CDT for Harper County, Woods County, Woodward County, Oklahoma. It was in force for 52 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
May 31, 1996, 9:38 PM CDT (02:38 UTC)
Expired
May 31, 1996, 10:30 PM CDT
In force
52 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Harper County, OK, Woods County, OK, Woodward County, OK

What was reported inside it

TimeReportWhereRemark
May 31, 10:00 PM CDTThunderstorm Wind 51Buffalo (Mesonet), OK
May 31, 10:15 PM CDTThunderstorm Wind 50Freedom (Mesonet), OK

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

Dodge City, (KDDC), launched 00:00Z, 2.6 hours before the alert went out and 113 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, Dodge City, at 00:00Z on 1996-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2053 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, Dodge City, at 00:00Z on 1996-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
2053 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
1501 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KOKC 010241
SVROKC
OKC059-151-153-010330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
938 PM CDT FRI MAY 31 1996

THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM CDT FOR
PEOPLE IN THE FOLLOWING COUNTIES

IN NORTHWESTERN OKLAHOMA
     HARPER...WOODS AND NORTHERN WOODWARD

INCLUDING THE FOLLOWING LOCATIONS
     BUFFALO...CORA...FREEDOM...LOOKOUT...LOVEDALE...PLAINVIEW
     ...ROSSTON...SELMAN AND TEGARDEN

AT 938 PM CDT DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
FROM 15 MILES NORTHWEST OF BUFFALO TO NEAR LOOKOUT. THESE
STORMS ARE MOVING EAST-SOUTHEAST AT 20 MPH. DAMAGING WINDS AND LARGE
HAIL ARE POSSIBLE WITH THESE STORMS. 


LAT...LON 3685  9867 3660  9932 3682 10002 3730  9968
          3726  9928

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 8:56 PM CDTSevere Thunderstorm WarningOUNBeckham, Greer, Harmon64 min
May 31, 9:56 PM CDTSevere Thunderstorm WarningOUNBeckham, Greer, Harmon49 min
May 31, 10:26 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Woods49 min
May 31, 10:37 PM CDTSevere Thunderstorm WarningOUNBlaine, Caddo, Custer53 min
May 31, 10:37 PM CDTSevere Thunderstorm WarningOUNKiowa, Washita53 min
May 31, 10:43 PM CDTSevere Thunderstorm WarningOUNGreer, Harmon47 min
May 31, 11:10 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Grant50 min
May 31, 11:15 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian, Grady45 min
May 31, 11:15 PM CDTSevere Thunderstorm WarningOUNBlaine, Kingfisher45 min
May 31, 11:21 PM CDTSevere Thunderstorm WarningOUNGreer, Harmon, Jackson, Kiowa39 min
Jun 1, 12:06 AM CDTSevere Thunderstorm WarningOUNComanche, Kiowa39 min
Jun 1, 12:37 AM CDTSevere Thunderstorm WarningOUNKay53 min
Jun 1, 2:53 AM CDTSevere Thunderstorm WarningOUNEllis37 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1996Every 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.