Alert archive / Oklahoma / Tornado Warnings in 1986

Tornado Warning 14, NWS Norman, OK

May 14, 1986Canadian County, Oklahoma

NWS Norman, OK issued this tornado warning at May 14, 1986, 11:01 AM CDT for Canadian County, Oklahoma. It was in force for 29 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
May 14, 1986, 11:01 AM CDT (16:01 UTC)
Expired
May 14, 1986, 11:30 AM CDT
In force
29 min
Issued by
NWS Norman, OK
Area
Whole counties

County Canadian County, OK

The radar

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

What was reported inside it

TimeReportWhereRemark
May 14, 11:28 AM CDTHail 0.75Canadian, 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

Ok Cty/Will Rgrs, OK (KOKC), launched 12:00Z, 4.0 hours before the alert went out and 38 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 1986-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2660 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 1986-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 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
2660 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
743 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
147 m²/s²
Significant tornado parameter
0.0
Supercell composite
7.8

Open this sounding in Storm Lab

The text

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

000 
TTAAOO KOKC 141601
TOROKC
OKC017-141630-
 
BULLETIN - EBS ACTIVATION REQUSTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1101 AM CDT WED MAY 14 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1130 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES:
 
IN CENTRAL OKLAHOMA
          ..CANADIAN

AT 1102 AM RADAR INDICATED A POSSIBLE TORNADO 7 MILES WEST OF EL RENO
MOVING TO THE EAST SOUTHEAST AT 25 MPH.
 
IF YOU ARE IN THE PATH OF A TORNADO, THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE, SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS, PILLOWS, OR
CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 14, 8:37 AM CDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA FALLS TX
830 AM CDT WED 14 MAY 1986

 ...SEVERE WEATHER EXPECTED ACROSS NORTHWEST AND NORTH CENTRAL TEXAS
THIS AFTERNOON AND TONIGHT...

AT 830AM CDT RADAR INDICATED THUNDERSTORM ACTIVITY DEVELOPING FROM WEST
OF WICHITA FALLS TO NEAR CHILDRESS TO SOUTH OF AMARILLO.

A POTENTNTIALLY DANGEROUS WEATHER SITUATION HAS DEVELOPED AND IS
BECOMING MORE CRITICAL AS TIME PASSES. SEVERE THUNDERSTORMS ARE EXPECTED
THIS AFTERNOON AND TONIGHT ACROSS THE AREA. BE ALERT TO CHANGING WEATHER
CONDITIONS AND MAKE SHELTER PLANS NOW. SEVERE THUNDERSTORMS WITH LARGE
HAIL..DANGEROUS LIGHTNING..DAMAGING WIND..AND POSSIBLE TORNADOES  WILL
BECOME MORE MUNEROUS DURING THE AFTERNOON. ALL POSSIBLE PRECAUTIONS
SHOULD BE TAKEN NOW. MONITER YOUR RADIO..TELEVISION..OR NOAA WEATHER
RADIO FOR WEATHER STATEMENTS AND POSSIBLE WARNINGS.

                                                                      .
Local storm report, May 14, 8:56 AM CDT, 2 hours 5 minutes before
KOKC 131716

STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
855 AM CDT TUE MAY 13 1986

TIME       COUNTY              EVENT

318-325AM  CANADIAN-KINFISHER  DIME TO NICKEL SIZE HAIL AT OKARCHE AND
                               JUST WEST OF OKARCHE(ON COUNTY LINE)
315AM      KINGFISHER          QUARTER SIZE HAIL JUST NORTHWEST OF
                               OKARCHE
Local storm report, May 14, 10:12 AM CDT, 49 minutes before
KOKC 131716

STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1008 AM CDT TUE MAY 13 1986

TIME       COUNTY              EVENT

0500 AM     KINGFISHER         QUARTER SIZE HAIL 5 MILES SOUTHWEST OF
                               CASHION
1005 AM     BECKHAM            DIME TO PENNY SIZE HAIL AT AND JUST
                               SOUTH OF CARTER
Special weather statement, May 14, 10:32 AM CDT, 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1035 AM CDT WED MAY 14 1986

SEVERE WEATHER AGAIN THREATENS THE SOONER STATE TODAY. STRONG
THUNDERSTORMS HAVE DEVELOPED ALREADY IN WESTERN OKLAHOMA HIS MORNING,
AND CONDITIONS ARE FAVORABLE FOR FURTHER DEVELOPMENT OF SEVERE WEATHER
OVER MUCH OF THE STATE THIS AFTERNOON AND EVENING.

A COLD FRONT THAT MOVED THROUGH MOST OF THE STATE YESTERDAY STALLED
OVERNIGHT, AND HAS BEGUN TO MOVE BACK NORTHWARD THROUGH THE STATE THIS
MORNING. VERY UNSTABLE AIR LIES SOUTH OF THE FRONT AND WILL OVERSPREAD
MUCH OF THE STATE BY THIS AFTERNOON. THE FRONT WILL COMBINE WITH A
FAIRLY STRONG UPPER LEVEL DISTURBANCE TO LIFT THE UNSTABLE AIR,
RESULTING IN THUNDERSTORMS OVERSPREADING THE STATE THROUGH TONIGHT.
SINCE THE AIR IS VERY UNSTABLE AND A LIFTING MECHANISM IS PRESENT,
THERE IS A POTENTIAL FOR SEVERE WEATHER OVER MOST OF THE STATE. CURRENT
CONDITIONS SUGGEST THE POSSIBILITY OF A SIGNIFICANT SEVERE WEATHER
OUTBREAK.

ALL INTERESTS IN OKLAHOMA ARE ADVISED TO REMAIN ALERT FOR LOCAL WEATHER
DEVELOPMENTS, REVIEW SEVERE WEATHER SAFETY RULES, AND LISTEN FOR LATER
STATEMENTS AND POSSIBLE WATCHES OR WARNINGS.

DETAILS OF THE DEVELOPING SEVERE WEATHER SITUATION WILL BE INCLUDED
IN THE OKLAHOMA THUNDERSTORM OUTLOOK TO BE ISSUED AT 300 PM. ADDITIONAL
STATEMENTS WILL BE ISSUED AS NEEDED THROUGH THE AFTERNOON IN ORDER TO
KEEP YOU ADVISED.

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 11:58 PM CDTSevere Thunderstorm WarningOUNComanche102 min
May 14, 12:16 AM CDTSevere Thunderstorm WarningOUNGrady84 min
May 14, 3:05 AM CDTSevere Thunderstorm WarningOUNCanadian, Kingfisher40 min
May 14, 4:30 AM CDTSevere Thunderstorm WarningOUNKingfisher, Logan45 min
May 14, 9:50 AM CDTSevere Thunderstorm WarningOUNBeckham, Washita40 min
May 14, 10:18 AM CDTSevere Thunderstorm WarningOUNEllis42 min
May 14, 10:31 AM CDTSevere Thunderstorm WarningOUNWashita59 min
May 14, 10:39 AM CDTSevere Thunderstorm WarningOUNEllis66 min
May 14, 11:04 AM CDTSevere Thunderstorm WarningOUNDewey56 min
May 14, 11:14 AM CDTSevere Thunderstorm WarningOUNCleveland, Pottawatomie61 min
May 14, 11:27 AM CDTSevere Thunderstorm WarningOUNOklahoma63 min
May 14, 11:33 AM CDTSevere Thunderstorm WarningOUNCaddo, Washita57 min
May 14, 11:45 AM CDTSevere Thunderstorm WarningOUNWoodward60 min
May 14, 12:10 PM CDTSevere Thunderstorm WarningOUNLincoln20 min
May 14, 12:13 PM CDTSevere Thunderstorm WarningOUNLogan62 min
May 14, 12:33 PM CDTSevere Thunderstorm WarningOUNWoods42 min
May 14, 12:44 PM CDTSevere Thunderstorm WarningOUNGarfield, Grant46 min
May 14, 12:58 PM CDTSevere Thunderstorm WarningOUNDewey47 min
May 14, 12:59 PM CDTSevere Thunderstorm WarningOUNAlfalfa46 min
May 14, 1:06 PM CDTSevere Thunderstorm WarningOUNCanadian39 min
May 14, 1:35 PM CDTSevere Thunderstorm WarningOUNKiowa, Washita40 min
May 14, 1:39 PM CDTSevere Thunderstorm WarningOUNComanche51 min
May 14, 1:46 PM CDTSevere Thunderstorm WarningOUNHarmon59 min
May 14, 1:55 PM CDTSevere Thunderstorm WarningOUNCanadian50 min
May 14, 2:02 PM CDTSevere Thunderstorm WarningOUNLogan, Oklahoma43 min
May 14, 2:12 PM CDTSevere Thunderstorm WarningOUNCaddo, Washita33 min
May 14, 2:12 PM CDTSevere Thunderstorm WarningOUNGrady33 min
May 14, 2:19 PM CDTSevere Thunderstorm WarningOUNCaddo26 min
May 14, 2:19 PM CDTSevere Thunderstorm WarningOUNGreer26 min
May 14, 2:32 PM CDTSevere Thunderstorm WarningOUNBeckham, Greer, Jackson58 min
May 14, 2:32 PM CDTSevere Thunderstorm WarningOUNCanadian, Logan, Oklahoma58 min
May 14, 2:32 PM CDTSevere Thunderstorm WarningOUNGrady58 min
May 14, 2:45 PM CDTSevere Thunderstorm WarningOUNLincoln, Oklahoma45 min
May 14, 2:54 PM CDTTornado WarningOUNJackson36 min
May 14, 3:00 PM CDTSevere Thunderstorm WarningOUNCaddo30 min
May 14, 3:28 PM CDTSevere Thunderstorm WarningOUNCanadian, Lincoln, Logan, Oklahoma62 min
May 14, 3:28 PM CDTSevere Thunderstorm WarningOUNCaddo, Grady62 min
May 14, 3:33 PM CDTSevere Thunderstorm WarningOUNCleveland, McClain57 min
May 14, 3:45 PM CDTSevere Thunderstorm WarningOUNBeckham, Washita45 min
May 14, 4:00 PM CDTTornado WarningOUNJackson, Kiowa30 min
May 14, 4:13 PM CDTTornado WarningOUNGrady32 min
May 14, 4:25 PM CDTSevere Thunderstorm WarningOUNCuster, Washita50 min
May 14, 4:33 PM CDTTornado WarningOUNComanche42 min
May 14, 4:37 PM CDTSevere Thunderstorm WarningOUNCleveland, Grady, McClain53 min
May 14, 4:37 PM CDTSevere Thunderstorm WarningOUNOklahoma53 min
May 14, 4:48 PM CDTSevere Thunderstorm WarningOUNSeminole57 min
May 14, 5:04 PM CDTTornado WarningOUNCaddo, Washita36 min
May 14, 5:04 PM CDTTornado WarningOUNComanche36 min
May 14, 5:13 PM CDTSevere Thunderstorm WarningOUNKiowa37 min
May 14, 5:25 PM CDTTornado WarningOUNComanche, Tillman35 min
May 14, 5:27 PM CDTSevere Thunderstorm WarningOUNCleveland, Pottawatomie48 min
May 14, 5:38 PM CDTTornado WarningOUNJackson, Kiowa37 min
May 14, 5:47 PM CDTSevere Thunderstorm WarningOUNCaddo, Grady58 min
May 14, 5:52 PM CDTSevere Thunderstorm WarningOUNComanche53 min
May 14, 6:07 PM CDTTornado WarningOUNComanche, Kiowa, Tillman38 min
May 14, 6:16 PM CDTSevere Thunderstorm WarningOUNCleveland, McClain44 min
May 14, 6:25 PM CDTSevere Thunderstorm WarningOUNBeckham, Greer, Harmon65 min
May 14, 6:31 PM CDTSevere Thunderstorm WarningOUNGarvin, Grady, Stephens59 min

Nearby

Tornado Warnings in Oklahoma, 1986Every tornado warning in 1986Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.