Alert archive / Oklahoma / Tornado Warnings in 1986
Tornado Warning 30, NWS Norman, OK
NWS Norman, OK issued this tornado warning at May 16, 1986, 10:36 PM CDT for Grady County, Oklahoma. It was in force for 34 min.
The area
The counties it named.
The facts
- Issued
- May 16, 1986, 10:36 PM CDT (03:36 UTC)
- Expired
- May 16, 1986, 11:10 PM CDT
- In force
- 34 min
- Issued by
- NWS Norman, OK
- Area
- Whole counties
County Grady 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 00:00Z, 3.6 hours before the alert went out and 50 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
- 2930 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 856 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 5.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAAOO KOKC 170336
TOROKC
OKC051-170410-
BULLETIN - EBS ACTIVATION REQUSTED
TORNADO WARNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
1036 PM CDT FRI MAY 16 1986
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1110 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES:
IN CENTRAL OKLAHOMA
..WEST CENTRAL GRADY
AT 1035 PM A TORNADO WAS REPORTED BY THE OHP BETWEEN CEMENT AND
VERDEN. THIS TORNADO WAS MOVING TOWARD THE EAST AT 15 MPH. PERSONS IN
VERDEN AND CHICKISHA SHOULD TAKE SHELTER IMMEDIATELY..
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 SHELTER0 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 16, 5:02 PM CDT, 5 hours 34 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WICHITA FALLS TX 505 PM CDT FRI MAY 16 1986 ...A TORNADO WATCH IN EFFECT FOR FOARD...HARDEMAN..AND KNOX COUNTIES UNTIL 1100 PM CDT... ...A FLASH FLOOD WATCH IS IN EFFECT FOR WICHITA AND SURROUDING COUNTIES FOR TONIGHT AND SATURDAY MORNING... AT 505 PM CDT VERY STRONG THUNDERSTORMS WERE DEVELOPING TO THE WEST OF FOARD...HARDEMAN..AND KNOX COUNTIES FROM CHILDRESS SOUTHWEST TO DICKENS. THESE STORMS MOVING NORTHEAST AT 20 MPH. ELSEWHERE RAINSHOWERS WERE DEVELOPING TO THE SOUTH OF WICHITA FALLS OVER PORTIONS OF YOUNG AND JACK COUNTIES. MOVEMENT OF THESE SHOWERS TO THE NORTH AT 15 MPH. ADDITIONAL STATEMENTS WILL BE ISSUED THROUGHOUT THE EVENING.
Special weather statement, May 16, 5:32 PM CDT, 5 hours 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WICHITA FALLS TX 530 PM CDT FRI MAY 16 1986 ...A TORNADO WATCH IS IN EFFECT FOR FOARD...HARDEMAN...AND KNOX COUNTIES UNTIL 11 PM CDT... ...A FLASH FLOOD WATCH IS IN EFFECT FOR WICHITA AND THE SURROUNDING COUNTIES FOR TONIGHT AND SATURDAY MORNING... AT 525 PM CDT STRONG THUNDERSTORMS CONTINUED TO THE WEST OF FOARD... HARDEMAN AND KNOX COUNTIES BETWEEN CHILDRESS AND DICKENS. MOVEMENT OF THESE STORMS NORTHEAST AT 20 MPH OTHER SHOWERS AND THUNDERSTORMS WERE DEVELOPING TO THE SOUTH OF WICHITA FALLS OVER YOUNG...JACK...ARCHER AND CLAY COUNTIES. THESE SHOWERS AND THUNDERSTORMS WERE MOVING NORTH AT 20 MPH. IN OKLAHOMA...SHOWERS AND THUNDER>STORMS WERE DEVELOPING OVER THE SOUTHWEST CORNER OF THE STATE TO THE WEST AND SOUTHWEST OF HOBART.
Special weather statement, May 16, 6:00 PM CDT, 4 hours 36 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WICHITA FALLS TX 555 PM CDT FRI MAY 16 1986 ...A TORNADO WATCH IS IN EFFECT FOR FOARD...HARDEMAN...AND KNOX COUNTIES UNTIL 11 PM CDT... ...A FLASH FLOOD WATCH IS IN EFFECT FOR WICHITA AND THE SURROUNDING COUNTIES FOR TONIGHT AND SATURDAY MORNING... AT 550 PM CDT A VERY STRONG THUNDERSTORM WAS MOVING ACROSS THE FOARD COUNTY LINE 17 MILES WEST OF CROWELL. THIS STORM COULD PRODUCE ALONG WITH VERY HEAVY RAIN...STRONG WINDS AND POSSIBLE SMALL HAIL. THIS STORM WAS INCREASING IN INTENSITY. MOVEMENT...NORTHEAST AT 25 MPH. ELSEWHERE ANOTHER VERY STRONG THUNDERSTORM WAS LOCATED 10 MILES NORTH WEST OF JACKSBORO OVER THE YOUNG...JACK COUNTY LINE. THIS STORM IS CAPABLE OF PRODUCING VERY HEAVY RAIN...STRONG WINDS AND HAIL. THIS STORM MOVING NORTHEAST AT 20 MPH. THE POTENTIAL FOR HEAVY RAINS AND SEVERE WEATHER EXISTS ACROSS NORTH CENTRAL TEXAS FOR TONIGHT AND RESIDENTS ARE URGED TO STAY TUNEDZ TO NOAA WEATHER RADIO FOR THE LASTEST ON THIS DEVELOPING WEATHER SITUATION.
Special weather statement, May 16, 6:37 PM CDT, 3 hours 59 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WICHITA FALLS TX 635 PM CDT FRI MAY 16 1986 ...A TORNADO WATCH IS IN EFFECT FOR FOARD...HARDEMAN...AND KNOX COUNTIES UNTIL 11 PM CDT... ...A FLASH FLOOD WATCH IS IN EFFECT FOR WICHITA AND THE SURROUNDING COUNTIES FOR TONIGHT AND SATURDAY MORNING... AT 630 PM THE WICHITA FALLS RADAR SHOWED SHOWERS AND THUNDERSTORMS SOME PRODUCING HEAVY RAIN SCATTERED OVER CLAY AND MONTAGUE COUNTIES TO THE EAST OF WICHITA FALLS. HEAVIEST RAINS WERE FALLING SOUTHEAST OF WINDTHORST AND NORTHWEST OF BOWIE. A SEVERE THUNDERSTORM WAS LOCATED WEST OF FOARD COUNTY NEAR PADUCAH. IN OKLAHOMA...A VERY STRONG THUNDERSTORM WAS LOCATED TO THE NORTHWEST OF LAWTON. ALL PRECIPITATION MOVING NORTHEAST AT 20 MPH.
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 7:10 PM CDT | Severe Thunderstorm Warning | OUN | Woodward | 50 min |
| May 16, 7:10 PM CDT | Severe Thunderstorm Warning | OUN | Roger Mills | 60 min |
| May 16, 7:37 PM CDT | Severe Thunderstorm Warning | OUN | Dewey | 33 min |
| May 16, 7:55 PM CDT | Severe Thunderstorm Warning | OUN | Major, Woodward | 50 min |
| May 16, 8:16 PM CDT | Tornado Warning | OUN | Beckham, Custer, Washita | 29 min |
| May 16, 8:31 PM CDT | Severe Thunderstorm Warning | OUN | Dewey | 44 min |
| May 16, 8:54 PM CDT | Tornado Warning | OUN | Washita | 36 min |
| May 16, 9:08 PM CDT | Severe Thunderstorm Warning | OUN | Cleveland, McClain | 52 min |
| May 16, 9:35 PM CDT | Severe Thunderstorm Warning | OUN | Comanche | 55 min |
| May 16, 9:50 PM CDT | Severe Thunderstorm Warning | OUN | Caddo, Canadian | 55 min |
| May 16, 9:50 PM CDT | Severe Thunderstorm Warning | OUN | Cleveland, Oklahoma | 55 min |
| May 16, 9:50 PM CDT | Severe Thunderstorm Warning | OUN | Kingfisher | 55 min |
| May 16, 10:16 PM CDT | Severe Thunderstorm Warning | OUN | Jackson, Tillman | 59 min |
| May 16, 10:18 PM CDT | Severe Thunderstorm Warning | OUN | Grady | 42 min |
| May 16, 10:26 PM CDT | Severe Thunderstorm Warning | OUN | Logan, Oklahoma | 64 min |
| May 16, 10:32 PM CDT | Tornado Warning | OUN | Caddo | 28 min |
| May 16, 10:45 PM CDT | Severe Thunderstorm Warning | OUN | Canadian, Cleveland, Oklahoma | 45 min |
| May 16, 10:45 PM CDT | Severe Thunderstorm Warning | OUN | Grady, McClain | 45 min |
| May 16, 10:45 PM CDT | Tornado Warning | OUN | Tillman | 30 min |
| May 16, 11:10 PM CDT | Tornado Warning | OUN | Cotton, Tillman | 50 min |
| May 16, 11:12 PM CDT | Tornado Warning | OUN | Logan, Noble, Payne | 33 min |
| May 16, 11:20 PM CDT | Flash Flood Warning | OUN | Logan, Oklahoma | 3 hr |
| May 16, 11:20 PM CDT | Flash Flood Warning | OUN | Cleveland, McClain | 3 hr |
| May 16, 11:30 PM CDT | Severe Thunderstorm Warning | OUN | Lincoln, Logan, Oklahoma | 60 min |
| May 16, 11:30 PM CDT | Severe Thunderstorm Warning | OUN | Cleveland, Grady, McClain | 60 min |
| May 16, 11:40 PM CDT | Severe Thunderstorm Warning | OUN | Payne | 50 min |
| May 16, 11:45 PM CDT | Severe Thunderstorm Warning | OUN | Stephens | 45 min |
| May 16, 11:47 PM CDT | Tornado Warning | OUN | Garvin | 28 min |
| May 16, 11:57 PM CDT | Severe Thunderstorm Warning | OUN | Pottawatomie | 48 min |
| May 17, 12:08 AM CDT | Flash Flood Warning | OUN | Caddo, Grady | 112 min |
| May 17, 12:09 AM CDT | Tornado Warning | OUN | Lincoln | 31 min |
| May 17, 12:52 AM CDT | Severe Thunderstorm Warning | OUN | Choctaw, Pushmataha | 68 min |
| May 17, 1:05 AM CDT | Severe Thunderstorm Warning | OUN | Carter, Johnston | 55 min |
| May 17, 1:05 AM CDT | Severe Thunderstorm Warning | OUN | Pontotoc | 55 min |
| May 17, 1:30 AM CDT | Severe Thunderstorm Warning | OUN | Atoka, Coal | 60 min |
| May 17, 1:30 AM CDT | Severe Thunderstorm Warning | OUN | Hughes | 60 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; the sounding from the Mesonet's radiosonde archive.