Alert archive / Oklahoma / Flash Flood Warnings in 1996
Flash Flood Warning 48, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Nov 16, 1996, 8:24 PM CST for McIntosh County, Oklahoma. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Nov 16, 1996, 8:24 PM CST (02:24 UTC)
- Expired
- Nov 16, 1996, 11:30 PM CST
- In force
- 3 hr
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County McIntosh County, OK
The radar
The Tulsa radar (KINX), 90 km from the middle of the area, began a volume at 02:24 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 2.4 hours before the alert went out and 158 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
- 1390 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 637 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 430 m²/s²
- 0-3 km storm-relative helicity
- 474 m²/s²
- Significant tornado parameter
- 3.9
- Supercell composite
- 18.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 170226 FFWTUL OKC091-170530- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TULSA OK 824 PM CST SAT NOV 16 1996 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1130 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL OKLAHOMA ...MCINTOSH COUNTY AT 820PM...RADAR ESTIMATED THAT CLOSE TO 2 INCHES OF RAIN HAD FALLEN OVER PARTS OF MCINTOSH COUNTY SINCE 7PM. THUNDERSTORMS WILL CONTINUE TO MOVE OVER MCINTOSH COUNTY THROUGH 10PM AND MAY PRODUCE ANOTHER 1 TO 2 INCHES OF RAINFALL. RUNOFF FROM THESE RAINS WILL RAPIDLY RUNOFF AND WILL LIKELY CAUSE FLOODING OF STREETS...CREEKS AND DRAINAGE DITCHES IN THE EUFAULA...ONAPA AND CHECOTAH AREAS. A FLASH FLOOD WARNING MEANS THAT FLOODING IS LIKELY OR HAS BEEN REPORTED. STAY ALERT AND WATCH FOR RAPIDLY RISING WATER. REMEMBER...IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO THE NEAREST STREAM...CREEK OR RIVER WHICH CAN BECOME A KILLER DURING PERIODS OF HEAVY RAIN. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER MAY BE TOO DEEP TO ALLOW YOUR CAR TO CROSS SAFELY. IF YOURL VEHICLE GETS CAUGHT IN RISING WATER...ABANDONED IT QUICKLY. THEN MOVE TO HIGHER GROUND. KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this flash flood warning went out at Nov 16, 3:08 PM CST, 5 hours 16 minutes earlier.
Area forecast discussion, Nov 16, 3:08 PM CST, 5 hours 16 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 300 PM CST SAT NOV 16 1996 LINE OF TSRA APPROACHING NW ZONES ATTM ALONG OUTFLOW BOUNDARY FROM THIS MORNINGS STORMS IN WRN OK/KS. HAVE HAD A FEW SVR REPORTS ALONG THIS LINE...BUT MORE WIDESPREAD THREAT APPEARS TO BE HEAVY RAINFALL AND POSSIBLE FLASH FLOODING. WILL BE ISSUING FFA FOR TONIGHT FOR ALL EXCEPT ZONE 77 AS NEW GRIDDED DATA SHOWING THE BEST VERTICAL MOTION AND HIGHEST QPF ALONG THE NRN COUNTIES. EXPECT WIDESPREAD 1- 2 INCH AMOUNS WITH LOCAL AMOUNTS UP TO 4 INCHES. 12Z PCGRIDDS96 DATA CONTINUES TO SHOW EXTREMELY HIGH HELICITY VALUES FROM 00-06Z TONIGHT WITH CAPE VALUES FCST TO BE 100-500 J/KG. THESE CAPES SEEMS LOW COMPARED WITH CURRENT OBSERVED LI/CAPE VALUES AND OBSERVED SVR REPORTS TO OUR WEST. WILL KEEP MENTION OF SVR POSS IN ALL ZONES. MOS TEMPS LOOK GOOD WITH SOME DISAGREEMENT IN FIRST COUPLE PERIODS. LEANED TO WARMER TEMPS IN THE EAST WITH COOLER READINGS WEST TONIGHT. AFTER TONIGHT...RAPID CLEARING SHOULD TAKE PLACE WITH POSS SOME LINGERING STRATIFORM PRECIP IN ZONE 77 SUN MORNING. NO MAJOR WEATHER PROBLEMS EXPECTED DURING THE REST OF THE FCST AS GULF WILL BE CUT OFF TOO LONG FOR ANY MOISTURE TO RETURN. EXTENDED MODELS SHOW UPPER FLOW PATTERN WILL REMAIN NEARLY ZONAL WITH SWLY FLOW OVER WRN CANADA HELPING TO KEEP THE ULTRA COLD AIRMASS IN PLACE RATHER THAN SLIDING SOUTH DOWN THE CENTRAL US PLAINS. /26 TUL BA 040/053 038/068 049 26+000 FSM BA 046/056 035/067 040 26+-00 MLC BA 044/055 036/070 045 26+000 BVO BA 038/053 038/068 048 26+000 FYV BA 042/051 030/065 038 26+-00 IDB EA 051/055 031/068 039 268200 BYV BA 042/050 029/064 037 26+-00 .TUL...R OK...FLASH FLOOD WATCH ZONES 54>76. AR...FLASH FLOOD WATCH ALL ZONES (1/2/10/11/19/29).
In the hours before
Local storm report, Nov 16, 5:51 PM CST, 2 hours 33 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
551 PM CST SAT NOV 16 1996
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0510 PM 5 S LENAPAH OK .75 INCH HAIL
11/16/96 NOWATALocal storm report, Nov 16, 5:52 PM CST, 2 hours 32 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
551 PM CST SAT NOV 16 1996
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0510 PM 5 S LENAPAH OK .75 INCH HAIL
11/16/96 NOWATALocal storm report, Nov 16, 6:20 PM CST, 2 hours 4 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
619 PM CST SAT NOV 16 1996
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0615 PM BIXBY OK .75 INCH HAIL
11/16/96 TULSASpecial weather statement, Nov 16, 7:10 PM CST, 1 hour 14 minutes before
OKZ054>068-170300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 705 PM CST SAT NOV 16 1996 ...TORNADO WATCH NUMBER 1136 HAS BEEN CANCELED FOR THE FOLLOWING NORTHEAST OKLAHOMA COUNTIES... CRAIG...CREEK...NOWATA...OSAGE...OTTAWA...PAWNEE AND WASHINGTON. AT 700 PM...A LINE OF THUNDERSTORMS HAD MOVED JUST SOUTH OF INTERSTATE-44 AND WILL CONTINUE MOVING EAST AT 30 MPH THROUGH THE EVENING. THEREFORE...THE THREAT OF SEVERE WEATHER IS OVER FOR PARTS OF NORTHEAST OKLAHOMA TO THE WEST OF THIS LINE OF STORMS. THIS TORNADO WATCH REMAINS IN EFFECT UNTIL 9 PM FOR MAYES...OKFUSKEE...OKMULGEE...ROGERS...TULSA AND WAGONER COUNTIES. STAYED TUNED TO NOAA WEATHER RADIO AND LOCAL TELEVISION FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, Nov 16, 8:24 PM CST, 0 minutes before
OKZ054>077-170400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 820 PM CST SAT NOV 16 1996 ...TORNADO WATCH NUMBER 1136 HAS BEEN CANCELED FOR THE FOLLOWING NORTHEAST OKLAHOMA COUNTIES... MAYES...OKFUSKEE...OKMULGEE...ROGERS...TULSA AND WAGONER. THUNDERSTORMS HAVE DECREASED IN INTENSITY OVER THE PAST HOUR AND THERE IS NO LONGER A THREAT OF SEVERE WEATHER FOR NORTHEAST AND EAST CENTRAL OKLAHOMA. HOWEVER...OTHER STRONG TO SEVEJRE THUNDERSTORMS CONTINUE OVER SOUTH CENTRAL OKLAHOMA...AND THESE STORMS SHOULD MOVE INTO FAR SOUTHEAST OKLAHOMA LATER THIS EVENING. STAYED TUNED TO NOAA WEATHER RADIO AND LOCAL TELEVISION FOR FURTHER UPDATED AND STATEMENTS.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 16, 7:13 PM CST | Severe Thunderstorm Warning | TSA | McIntosh, Muskogee | 47 min |
Nearby
Flash Flood Warnings in Oklahoma, 1996Every flash flood warning in 1996
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; radar from the NEXRAD Level II archive.