Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1991

Severe Thunderstorm Warning 131, NWS Tulsa, OK

June 5, 1991Creek County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 5, 1991, 9:15 AM CDT for Creek County, Oklahoma. It was in force for 30 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 5, 1991, 9:15 AM CDT (14:15 UTC)
Expired
Jun 5, 1991, 9:45 AM CDT
In force
30 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Creek County, OK

What was reported inside it

TimeReportWhereRemark
Jun 5, 9:40 AM CDTThunderstorm Wind 52Creek, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 2.3 hours before the alert went out and 120 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 1991-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3452 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 1991-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 square meters per square second.1939Sfc1 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
3452 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
805 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
1.5
Supercell composite
9.6

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 Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 3:00 AM CDTSevere Thunderstorm WarningTSAOsage60 min
Jun 5, 4:00 AM CDTSevere Thunderstorm WarningTSAOsage60 min
Jun 5, 5:06 AM CDTSevere Thunderstorm WarningTSAOsage69 min
Jun 5, 5:23 AM CDTFlash Flood WarningTSAOsage2 hr
Jun 5, 6:27 AM CDTSevere Thunderstorm WarningTSAOsage63 min
Jun 5, 7:33 AM CDTSevere Thunderstorm WarningTSARogers42 min
Jun 5, 7:43 AM CDTSevere Thunderstorm WarningTSACreek, Pawnee47 min
Jun 5, 8:24 AM CDTFlash Flood WarningTSAOsage4 hr
Jun 5, 12:35 PM CDTSevere Thunderstorm WarningTSAPolk, Scott55 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1991Every severe thunderstorm warning in 1991

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.