Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 85, NWS Tulsa, OK

June 14, 1986Creek County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 14, 1986, 5:35 PM CDT for Creek County, Oklahoma. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jun 14, 1986, 5:35 PM CDT (22:35 UTC)
Expired
Jun 14, 1986, 6:30 PM CDT
In force
55 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Creek County, OK

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Ok Cty/Will Rgrs, OK (KOKC), launched 12:00Z, 10.6 hours before the alert went out and 124 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, Ok Cty/Will Rgrs, OK at 12:00Z on 1986-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 930 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, Ok Cty/Will Rgrs, OK at 12:00Z on 1986-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 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
930 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
1228 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAAOO KTUL 142235 RRA
SVRTUL
OKC037-142330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
535 PM CDT SAT JUN 14 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL  630 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES:
 
IN NORTHEAST OKLAHOMA
          ..SOUTHWESTERN CREEK

AT 535 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTH OF
SHAMROCK, OK. THE THUNDERSTORM WAS MOVING TOWARD THE SOUTH SOUTHEAST
AT 15 MPH.
 
 
IF YOU ARE CAUGHT OUTSIDE, SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND, LARGE HAIL, VERY HEAVY RAIN, AN;D
DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.  STAY
INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

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.

In the hours before

Local storm report, Jun 14, 4:15 PM CDT, 1 hour 20 minutes before
STORM REPORT
NATIONAL WEATHER TULSA OK
415 PM CDT SAT JUN 14 1986

TIME (CDT) COUNTY                EVENT

300 PM    OSAGE          DIME SIZE HAIL REPORTED IN EXTREME
                         WESTERN OSAGE COUNTY BY PAWNEE OHP.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 1:57 PM CDTSevere Thunderstorm WarningTSAOsage48 min
Jun 14, 2:48 PM CDTSevere Thunderstorm WarningTSAOsage57 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1986Every severe thunderstorm warning in 1986

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.