Alert archive / Oklahoma / Tornado Warnings in 1986
Tornado Warning 37, NWS Norman, OK
NWS Norman, OK issued this tornado warning at Sep 29, 1986, 4:11 PM CDT for Oklahoma County, Oklahoma. It was in force for 34 min. 2 reports 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
- Sep 29, 1986, 4:11 PM CDT (21:11 UTC)
- Expired
- Sep 29, 1986, 4:45 PM CDT
- In force
- 34 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties
County Oklahoma 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 29, 4:25 PM CDT | Tornado F2 | Oklahoma, OK | |
| Sep 29, 4:30 PM CDT | Tornado F2 | Oklahoma, 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, 9.2 hours before the alert went out and 24 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.
- Mixed-layer CAPE
- 306 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 802 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 223 m²/s²
- 0-3 km storm-relative helicity
- 298 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAAOO KOKC 292111
TOROKC
OKC109-292145-
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
411 PM CDT MON SEP 29 1986
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 445 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES:
IN CENTRAL OKLAHOMA
..EASTERN OKLAHOMA
AT 411 PM A TORNADO WAS SIGHTED NEAR S.E. 59TH AND DOUGLAS BLVD
MOVING TO THE NORTHEAST AT 35 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,v 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, Sep 29, 4:02 PM CDT, 9 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WICHITA FALLS TX 405 PM CDT MON SEP 29 1986 ...A TORNADO WATCH IS IN EFFECT FOR THE FOLLOWING COUNTIES OF NORTH CENTRAL TEXAS FROM 4 PM UNTIL 10 PM CDT THIS MONDAY AFTERNOON AND EVENING...FOARD...HARDEMAN...WILBARGER AND WICHITA. AT 400 PM CDT NO PRECIPTATION WAS OCCURRING IN ANY OF THE ABOVE COUNTIES. HOWEVER THUNDERSTORMS SOME VERY HEAVY WERE DEVELOPING IN AREA SOME 30 MILES WIDE FROM NORTH OF LUBBOCK TO NEAR WELLINGTON IN THE SOUTHEASTERN TEXAS PANHANDLE. OTHER SHOWERS AND THUNDERSTORMS WERE DEVELOPING TO THE NORTHEAST AND NORTHWEST OF ABILENE. ALL PRECIPITATION MOVING TO THE NORTHEAST AT NEAR 20 MPH. ADDITIONAL STATEMEN$TS WILL BE ISSUED THROUGHOUT THE AFTERNOON AND EVENING.
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 8:04 PM CDT | Severe Thunderstorm Warning | OUN | McClain | 76 min |
| Sep 29, 3:09 PM CDT | Tornado Warning | OUN | Logan | 36 min |
| Sep 29, 4:01 PM CDT | Severe Thunderstorm Warning | OUN | Oklahoma | 59 min |
| Sep 29, 4:35 PM CDT | Tornado Warning | OUN | Lincoln, Oklahoma | 40 min |
| Sep 29, 5:20 PM CDT | Severe Thunderstorm Warning | OUN | Ellis, Roger Mills | 60 min |
| Sep 29, 6:15 PM CDT | Severe Thunderstorm Warning | OUN | Ellis, Roger Mills | 65 min |
| Sep 29, 6:54 PM CDT | Severe Thunderstorm Warning | OUN | Dewey, Woodward | 51 min |
| Sep 29, 6:54 PM CDT | Severe Thunderstorm Warning | OUN | Custer | 51 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.