Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 261, NWS Norman, OK

May 26, 1996Greer County, Harmon County, Jackson County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at May 26, 1996, 4:09 AM CDT for Greer County, Harmon County, Jackson County, Oklahoma. It was in force for 36 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 26, 1996, 4:09 AM CDT (09:09 UTC)
Expired
May 26, 1996, 4:45 AM CDT
In force
36 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Greer County, OK, Harmon County, OK, Jackson County, OK

The radar

The Altus AFB radar (KFDR), 72 km from the middle of the area, began a volume at 09:09 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 9.2 hours before the alert went out and 198 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, Amarillo Airport, TX at 00:00Z on 1996-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1656 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, Amarillo Airport, TX at 00:00Z on 1996-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 445 square meters per square second.1939587897117Sfc1 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
1656 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
848 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
445 m²/s²
0-3 km storm-relative helicity
655 m²/s²
Significant tornado parameter
5.1
Supercell composite
23.8

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.

NWS Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 26, 2:59 AM CDT, 1 hour 10 minutes earlier.

Area forecast discussion, May 26, 2:59 AM CDT, 1 hour 10 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 4:53 AM CDTSevere Thunderstorm WarningOUNBeckham, Greer, Kiowa37 min
May 26, 4:53 AM CDTSevere Thunderstorm WarningOUNWashita37 min
May 26, 5:35 AM CDTSevere Thunderstorm WarningOUNCuster, Washita40 min
May 26, 5:50 AM CDTSevere Thunderstorm WarningOUNBeckham, Greer, Harmon40 min
May 26, 6:05 AM CDTSevere Thunderstorm WarningOUNBlaine, Caddo40 min
May 26, 6:29 AM CDTSevere Thunderstorm WarningOUNBeckham, Greer46 min
May 26, 7:45 AM CDTSevere Thunderstorm WarningOUNCuster45 min
May 26, 8:31 AM CDTSevere Thunderstorm WarningOUNCuster44 min
May 26, 1:39 PM CDTSevere Thunderstorm WarningOUNHarmon51 min
May 26, 2:05 PM CDTSevere Thunderstorm WarningOUNGreer40 min
May 26, 2:46 PM CDTSevere Thunderstorm WarningOUNGreer29 min
May 26, 2:58 PM CDTSevere Thunderstorm WarningOUNKiowa, Washita47 min
May 26, 3:05 PM CDTSevere Thunderstorm WarningOUNKay40 min
May 26, 3:35 PM CDTSevere Thunderstorm WarningOUNCuster40 min
May 26, 3:43 PM CDTSevere Thunderstorm WarningOUNJackson, Kiowa47 min
May 26, 3:43 PM CDTSevere Thunderstorm WarningOUNWashita47 min
May 26, 3:55 PM CDTSevere Thunderstorm WarningOUNDewey50 min
May 26, 4:10 PM CDTSevere Thunderstorm WarningOUNWoodward50 min
May 26, 4:17 PM CDTSevere Thunderstorm WarningOUNCaddo43 min
May 26, 4:23 PM CDTSevere Thunderstorm WarningOUNBlaine37 min
May 26, 4:51 PM CDTSevere Thunderstorm WarningOUNKingfisher39 min
May 26, 4:57 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian63 min
May 26, 5:01 PM CDTSevere Thunderstorm WarningOUNWoods44 min
May 26, 5:14 PM CDTSevere Thunderstorm WarningOUNGarfield46 min
May 26, 5:44 PM CDTSevere Thunderstorm WarningOUNKingfisher, Logan46 min
May 26, 5:58 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian, Grady47 min
May 26, 6:29 PM CDTSevere Thunderstorm WarningOUNLincoln, Logan, Payne46 min
May 26, 6:35 PM CDTSevere Thunderstorm WarningOUNOklahoma40 min
May 26, 6:44 PM CDTSevere Thunderstorm WarningOUNGrady46 min
May 26, 6:47 PM CDTSevere Thunderstorm WarningOUNNoble43 min
May 26, 6:52 PM CDTTornado WarningOUNGrady38 min
May 25, 11:03 PM CDTTornado WarningOUNFoard, Knox27 min
May 25, 11:28 PM CDTTornado WarningOUNFoard, Knox32 min
May 25, 11:58 PM CDTTornado WarningOUNFoard, Hardeman32 min
May 26, 1:26 AM CDTSevere Thunderstorm WarningOUNFoard, Hardeman34 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; radar from the NEXRAD Level II archive.