Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 239, NWS Norman, OK

May 22, 1996Choctaw County, Pushmataha County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 22, 1996, 7:59 AM CDT for Choctaw County, Pushmataha County, Oklahoma. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 22, 1996, 7:59 AM CDT (12:59 UTC)
Expired
May 22, 1996, 8:45 AM CDT
In force
46 min
Issued by
NWS Norman, OK
Area
Whole counties

Counties Choctaw County, OK, Pushmataha County, OK

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 1.0 hours before the alert went out and 229 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, Fort Worth, TX at 12:00Z on 1996-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 670 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, Fort Worth, TX at 12:00Z on 1996-05-22The 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
670 J/kg
Mixed-layer CIN
-366 J/kg
Mixed-layer LCL
1513 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
129 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KOKC 221301 COR
SVROKC
OKC023-127-221345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTION TO FIPS CODE
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
759 AM CDT WED MAY 22 1996

THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 AM CDT FOR
PEOPLE IN THE FOLLOWING COUNTIES

IN SOUTHEASTERN OKLAHOMA
     SOUTHERN PUSHMATAHA
     EASTERN CHOCTAW

INCLUDING THE FOLLOWING LOCATIONS
     FORT TOWSON...SAWYER...SOBOL...CORINNE...AND SWINK

AT 759 AM CDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 9
MILES NORTHWEST OF SOBOL.

THE STORM WAS MOVING SOUTHEAST AT 20 MPH.

THIS STORM LIKELY CONTAINS HAIL UP TO THE SIZE OF QUARTERS
AND WIND GUSTS TO 60 MPH. VERY HEAVY RAIN AND FREQUENT
LIGHTNING ALSO ACCOMPANY THIS STORM.  SEEK SHELTER INDOORS...
STAY AWAY FROM WINDOWS...AND AVOID USING ELECTRICAL APPLIANCES
UNTIL THE STORM HAS PASSED.


LAT...LON 3397  9514 3398  9539 3428  9546 3427  9516
WR

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.

NWS Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 21, 3:47 PM CDT, 16 hours 12 minutes earlier.

Area forecast discussion, May 21, 3:47 PM CDT, 16 hours 12 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 10:55 PM CDTSevere Thunderstorm WarningOUNHughes50 min
May 21, 11:11 PM CDTSevere Thunderstorm WarningOUNSeminole34 min
May 21, 11:57 PM CDTSevere Thunderstorm WarningOUNPontotoc48 min
May 22, 1:38 AM CDTSevere Thunderstorm WarningOUNCoal, Hughes, Pontotoc52 min
May 22, 2:12 AM CDTSevere Thunderstorm WarningOUNSeminole48 min
May 22, 2:33 AM CDTSevere Thunderstorm WarningOUNPushmataha27 min
May 22, 3:22 AM CDTSevere Thunderstorm WarningOUNPontotoc, Seminole53 min
May 22, 3:48 AM CDTSevere Thunderstorm WarningOUNPushmataha42 min
May 22, 4:56 AM CDTSevere Thunderstorm WarningOUNSeminole49 min
May 22, 5:36 AM CDTSevere Thunderstorm WarningOUNPushmataha39 min
May 22, 6:10 AM CDTSevere Thunderstorm WarningOUNPushmataha50 min
May 22, 7:18 AM CDTSevere Thunderstorm WarningOUNPushmataha42 min
May 22, 8:13 AM CDTFlash Flood WarningOUNPushmataha3 hr
May 22, 5:42 PM CDTSevere Thunderstorm WarningOUNHarmon48 min
May 22, 6:24 PM CDTSevere Thunderstorm WarningOUNHarmon, Jackson36 min
May 22, 6:59 PM CDTSevere Thunderstorm WarningOUNJackson46 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; the sounding from the Mesonet's radiosonde archive.