Alert archive / Oklahoma / Flash Flood Warnings in 1989
Flash Flood Warning 16, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Sep 1, 1989, 9:09 PM CDT for Pittsburg County, Oklahoma. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Sep 1, 1989, 9:09 PM CDT (02:09 UTC)
- Expired
- Sep 2, 1989, 1:15 AM CDT
- In force
- 4 hr
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Pittsburg 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
Norman, OK (KOUN), launched 00:00Z, 2.2 hours before the alert went out and 154 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
- 1581 J/kg
- Mixed-layer CIN
- -206 J/kg
- Mixed-layer LCL
- 1448 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KTUL 020209
FFWTUL
OKC121-020615-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
909 PM CDT FRI SEP 1 1989
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 115 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHEAST OKLAHOMA
...PITTSBURG
UP TO 4 INCHES OF RAIN HAVE FALLEN OVER PARTS OF PITTSBURG COUNTY IN
THE PAST 3 TO 4 HOURS BASED ON RADAR AND SATELLITE ESTIMATES. THE
MCALESTER EOC HAS REPORTED THAT FLOODING IS OCCURRING OVER SOME OF
THE HIGHWAYS IN THE NORTHERN PART OF THE COUNTY. RAINFALL WILL
CONTINUE IN PITTSBURG COUNTY FOR THE NEXT 2 TO 3 HOURS WITH AN
ADDITIONAL 1 TO 2 INCHES OF RAIN POSSIBLE. PERSONS LIVING NEAR
ANY SMALL CREEKS OR NORMALLY POOR DRAINAGE AREAS SHOULD REMAIN
ALERT TO THE POSSIBILITY OF RISING FLOOD WATERS TONIGHT...AND
SHOULD MOVE IMMEDIATELY TO A SAFE PLACE IF THESE WATERS APPROACH
WHERE THEY LIVE.
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 YOUR
VEHICLE GETS CAUGHT IN RISING WATER...ABANDONED IT QUICKLY. THEN
MOVE TO HIGHER GROUND.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.
In the hours before
Local storm report, Sep 1, 6:57 PM CDT, 2 hours 12 minutes before
STORM REPORT NATIONAL WEATHER SERVICE TULSA, OK 655 PM CDT FRI SEP 1 1989 TIME/CDT COUNTY EVENT (CD=CIVIL DEFENSE OHP=OK HIGHWAY PAT'L) 615 PM OKMULGEE DIME SIZE HAIL REPORTED IN BEGGS.
Local storm report, Sep 1, 7:04 PM CDT, 2 hours 5 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
702 PM CDT FRI SEP 01 1989
TIME/CDT COUNTY EVENT (CD=CIVIL DEFENSE OHP=OK HIGHWAY PAT'L)
600 PM CREEK DIME TO QUARTER SIZE HAIL ALONG THE TURNER TURN/
PIKE JUST SOUTHWEST OF BRISTOW.Local storm report, Sep 1, 8:23 PM CDT, 46 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
820 PM CDT FRI SEP 1 1989
TIME/CDT COUNTY EVENT (CD=CIVIL DEFENSE OHP=OK HIGHWAY PAT'L)
815 PM MUSKOGEE 60 MPH WINDS DAMAGED TREES AND QUARTER SIZE HAIL
FELL AT PORUM.Nearby
Flash Flood Warnings in Oklahoma, 1989Every flash flood warning in 1989
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.