Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 48, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jun 19, 1987, 3:34 PM CDT for Delaware County, Ottawa County, Oklahoma. It was in force for 26 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
- Jun 19, 1987, 3:34 PM CDT (20:34 UTC)
- Expired
- Jun 19, 1987, 4:00 PM CDT
- In force
- 26 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Delaware County, OK, Ottawa 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 |
|---|---|---|---|
| Jun 19, 3:42 PM CDT | Thunderstorm Wind 56 | Delaware, OK | |
| Jun 19, 3:50 PM CDT | Thunderstorm Wind 0 | Ottawa, 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
Springfield, MO (KUMN), launched 12:00Z, 8.6 hours before the alert went out and 95 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
- 586 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 758 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KTUL 192034
SVRTUL
OKC041-115-192100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
334 PM CDT FRI JUN 19 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHEAST OKLAHOMA
...NORTHERN DELAWARE...SOUTHERN OTTAWA
AT 330 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM LOCATED 5 MILES
NORTH OF GROVE, OKLAHOMA. THE STORM WAS MOVING TO THE EAST AT 30 MPH.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
LARGE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST F LOOR OF YOUR
HOME OR BUSINESS.
KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.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
Special weather statement, Jun 19, 9:50 AM CDT, 5 hours 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA, OK
946 AM CDT FRI JUN 19 1987
...HOT AND HUMID TODAY...THUNDERSTORMS TONIGHT...
AN UPPER LEVEL DISTURBANCE APPROACHING OKLAHOMA FROM THE WEST WILL
LIKELY BRING THUNDERSTORMS TO PARTS OF EASTERN OKLAHOMA LATER THIS
EVENING. WITH WARM...MOIST...AND UNSTABLE AIR ALREADY OVER THE EAST/
ERN SECTIONS OF THE STATE...LITTLE ELSE IN NEEDED TO TRIGGER THUNDER/
STORM ACTIVITY. AFTERNOON HIGHS ARE EXPECTED TO REACH INTO THE LOW
TO MID 90S...AND THIS SHOULD ALSO AID THUNDERSTORM DEVELOPMENT.
WITH THE APPROACH OF THE WEEKEND...PERSONS PLANNING OUTDOOR ACTIVITIES
SHOULD BE AWARE OF THE POSSIBILITY OF SOME STRONG THUNDERSTORMS THIS
EVENING. BOATERS SHOULD REMEMBER THAT HIGH WINDS FROM THUNDERSTORMS
CAN PRODUCE WAVES THAT WILL QUICKLY ENDANGER LIVES.
THUNDERSTORMS HAVE ALREADY DEVELOPED IN NORTHWESTERN AND CENTRAL OKLAHOMA
THIS MORNING...AND AS A RESULT A SEVERE THUNDERSTORM WATCH HAS BEEN
ISSUED FOR MUCH OF WESTERN AND CENTRAL OKLAHOMA.
STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION.
TEAGUESpecial weather statement, Jun 19, 12:13 PM CDT, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA, OK 1202 PM CDT FRI JUN 19 1987 ...INTENSE THUNDERTSTORMS MOVING INTO WESTERN OSAGE COUNTY... THUNDERSTORMS ARE MOVING INTO WESTERN OSAGE COUNTY AND COULD PRODUCE BRIEF HEAVY RAIN...SMALL HAIL AND WIND GUSTS TO NEAR 40 MPH. PERSONS IN THE KAW CITY...BURBANK AND FORAKER AREAS SHOULD BE ALERT TO THE POSSIBLITY OF THESE THUNDERSTORMS AS THEY MOVE THROUGH OSAGE COUNTY. SEVERE THUNDERSTORMS ARE A POSSIBILITY THIS AFTERNOON AS COOLER AIR ACROSS NORTHERN OKLAHOMA MOVES SOUTHEAST INTO WARM UNSTABLE AIR OVER EASTERN SECTIONS OF THE STATE. PERSONS PLANNING OUTDOOR ACTIVITIES SHOULD REMAIN ALERT TO THE POSSIBLITY OF SEVERE WEATHER IN EASTERN OKLAHOMA THIS AFTERNOON. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES. TEAGUE STAY TUNED TO NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. TEAGUE
Special weather statement, Jun 19, 12:16 PM CDT, 3 hours 18 minutes before
SPECIAL WEATHER STATEMENT CORRECTED NATIONAL WEATHER SERVICE TULSA, OK 1215 PM CDT FRI JUN 19 1987 ...INTENSE THUNDERTSTORMS MOVING INTO WESTERN OSAGE COUNTY... THUNDERSTORMS ARE MOVING INTO WESTERN OSAGE COUNTY AND COULD PRODUCE BRIEF HEAVY RAIN...SMALL HAIL AND WIND GUSTS TO NEAR 40 MPH. PERSONS IN THE KAW CITY...BURBANK AND FORAKER AREAS SHOULD BE ALERT TO THE POSSIBLITY OF THESE THUNDERSTORMS AS THEY MOVE THROUGH OSAGE COUNTY. SEVERE THUNDERSTORMS ARE A POSSIBILITY THIS AFTERNOON AS COOLER AIR ACROSS NORTHERN OKLAHOMA MOVES SOUTHEAST INTO WARM UNSTABLE AIR OVER EASTERN SECTIONS OF THE STATE. PERSONS PLANNING OUTDOOR ACTIVITIES SHOULD REMAIN ALERT TO THE POSSIBLITY OF SEVERE WEATHER IN EASTERN OKLAHOMA THIS AFTERNOON. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES. TEAGUE
Local storm report, Jun 19, 2:55 PM CDT, 39 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
254 PM CDT FRI JUN 19 1987
TIME/CST COUNTY EVENT
105 PM CREEK POLICE AND C.D. REPORT HIGH WINDS OF 60
MILES AN HOUR AT BRISTOW OKLAHOMA.
127 PM TULSA HIGH WINDS AT THE SAND SPRINGS OKLAHOMA
AIRPORT. WINDS CLOCKED TO 60 MPH.
145 PM TULSA NUMEROUS REPORTS OF 60 MPH WIND GUST
ACROSS TULSA COUNTY FROM 145 PM TO 215 PM.
200 PM ROGERS STRONG WINDS OF 67 MPH RECORDED JUST
SOUTH OF CATOOSA OKLAHOMA. PUBLIC REPORT.
205 PM TULSA HIGH WINDS OF MORE THAN 60 MPH OVERTURNED
SEVERAL OUTBUILDING AT BIXBY OKLAHOMA.
REPORT FROM PUBLIC.
210 PM OKMULGEE STRONG WINDS REPORT BY C.D. NEAR HENRY-
ETTE, OKLAHOMA.
220 PM OKMULGEE HIGH WINDS ESTIMATED TO MORE THAN 60 MPH
IN EASTERN PART OF OKMULGEE COUNTY BY
SPOTTERS.Local storm report, Jun 19, 3:23 PM CDT, 11 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
323 PM CDT FRI JUN 19 1987
TIME/CST COUNTY EVENT
245 PM MCINTOSH C.D. REPORTS STRONG WINDS...ESTIMATED TO
NEAR 70 MPH AT CHECOTAH OKLAHOMA.
255 PM MAYES HIGH WINDS CAUSED WIND DAMAGE IN AND
AROUND PRYOR OKLAHOMA. TREES AND POWER
LINES DOWN. ALSO A RADIO TOWER BLOWN
DOWN. REPORT FROM C.D.Local storm report, Jun 19, 3:24 PM CDT, 10 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
324 PM CDT FRI JUN 19 1987
TIME/CST COUNTY EVENT
245 PM MCINTOSH C.D. REPORTS STRONG WINDS...ESTIMATED TO
NEAR 70 MPH AT CHECOTAH OKLAHOMA.
255 PM MAYES HIGH WINDS CAUSED WIND DAMAGE IN AND
AROUND PRYOR OKLAHOMA. TREES AND POWER
LINES DOWN. ALSO A RADIO TOWER BLOWN
DOWN. REPORT FROM C.D.The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 12:39 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 66 min |
| Jun 19, 1:36 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Tulsa | 54 min |
| Jun 19, 1:56 PM CDT | Severe Thunderstorm Warning | TSA | Rogers, Wagoner | 64 min |
| Jun 19, 2:23 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Okmulgee | 67 min |
| Jun 19, 2:33 PM CDT | Severe Thunderstorm Warning | TSA | Mayes | 57 min |
| Jun 19, 4:00 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 60 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1987Every severe thunderstorm warning in 1987
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.