Alert archive / Oklahoma / Flash Flood Warnings in 2002

Flash Flood Warning 39, NWS Tulsa, OK

May 28, 2002Tulsa County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at May 28, 2002, 8:49 AM CDT for Tulsa 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 outline as issued.

The facts

Issued: May 28, 2002, 8:49 AM CDT (13:49 UTC)
Expired: May 28, 2002, 11:45 AM CDT
In force: 3 hr
Issued by: NWS Tulsa, OK
Area: Counties, with a storm outline in the text

County Tulsa County, OK

The radar

The Tulsa radar (KINX), 43 km from the middle of the area, began a volume at 13:52 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 12:00Z, 1.8 hours before the alert went out and 156 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 231 J/kg
Mixed-layer CIN: -50 J/kg
Mixed-layer LCL: 505 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: -11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS54 KTSA 281349
FFWTUL
OKC143-281645-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
850 AM CDT TUE MAY 28 2002

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  TULSA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 1145 AM CDT

* AT 847 AM CDT RADAR INDICATED NUMEROUS THUNDERSTORMS WITH VERY
  HEAVY RAIN OVER MUCH OF THE CITY OF TULSA. MOVEMENT WAS SLOWLY TO
  THE NORTHEAST AT 10 MPH. RADAR INDICATES THAT 2 TO 3 INCHES OF   
  RAIN HAS ALREADY FALLEN OVER PARTS OF THE TULSA METROPOLITAN
  AREA...AND ANOTHER 1 TO 2 INCHES WILL BE POSSIBLE BEFORE THE RAIN
  DIMINISHES. 

* SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY
  RAIN INCLUDE TULSA...SAND SPRINGS...BIXBY...JENKS...GLENPOOL AND
  BROKEN ARROW.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

EXCESSIVE RUNOFF WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND
STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING
AREAS ARE SUBJECT TO FLASH FLOODING.

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.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND.

LAT...LON 3588 9604 3588 9578 3620 9579 3629 9602
          3617 9617 3609 9628 3609 9602

3 follow-up statements

000 
WGUS74 KTSA 281459
FFSTUL
OKC143-281645-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
958 AM CDT TUE MAY 28 2002

...FLASH FLOOD WARNING CONTINUES FOR TULSA COUNTY UNTIL 1145 AM
   CDT...

AT 957 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED SHOWED 
LIGHT TO MODERATE RAINS CONTINUING ACROSS MUCH OF THE CITY OF TULSA. 
THE RAINS HAVE DIMINISHED OVER THE PAST HOUR...AND A CONTINUED 
DIMINISHING TREND IS EXPECTED FOR THE REST OF THE MORNING. THE RAIN 
WAS MOVING NORTHEAST AT 15 MPH.

RADAR INDICATES THAT 2 TO 4 INCHES OF RAIN HAS ALREADY FALLEN OVER 
PARTS OF THE CITY OF TULSA...ESPECIALLY WESTERN AND SOUTHERN PARTS 
OF THE METROPOLITAN AREA. ANOTHER ONE HALF TO 1 INCH OF RAIN WILL BE 
POSSIBLE THROUGH LATE MORNING.

TULSA EMERGENCY MANAGEMENT HAS REPORTED THAT PARTS OF SOUTH LEWIS 
AVENUE BETWEEN 51ST AND 71ST STREETS HAS BEEN BARRICADED DUE TO 
WATER OVER THE ROADWAY. THERE HAVE ALSO BEEN OTHER REPORTS OF STREET 
FLOODING ACROSS THE REST OF THE CITY OF TULSA.

SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY RUNOFF FROM THE 
HEAVY RAINS INCLUDE TULSA...SAND SPRINGS...BIXBY...JENKS...GLENPOOL 
AND BROKEN ARROW.

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.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND.

LAT...LON 3608 9604 3587 9602 3587 9582 3601 9577
          3625 9582 3627 9601 3618 9601 3617 9628
          3610 9627

000 
WGUS74 KTSA 281606
FFSTUL
OKC143-281645-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1105 AM CDT TUE MAY 28 2002

...FLASH FLOOD WARNING CONTINUES FOR TULSA COUNTY UNTIL 1145 AM
   CDT...

AT 1104 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED SHOWED 
LIGHT TO MODERATE RAINS CONTINUING ACROSS MUCH OF THE CITY OF TULSA. 
THE RAINS CONTINUE TO DIMINISH AS THE RAIN MOVES NORTHEAST AT 15 
MPH. SIGNIFICANT RAINS WERE ENDING IN SOUTHERN TULSA COUNTY AROUND 
BIXBY AND JENKS...WITH STEADY RAINS CONTINUING IN THE OWASSO AND 
COLLINSVILLE AREAS. 

THE RAINS HAVE DIMINISHED IN THE AREAS WHERE THE HEAVIEST RAINS FELL 
EARLIER...MAINLY IN THE SOUTHERN AND WESTERN PARTS OF THE TULSA 
METROPOLITAN AREA. 3 TO 4 INCHES OF RAIN FELL IN LOCALIZED AREAS IN 
SOUTHWEST TULSA. 

ANOTHER ONE HALF INCH OF RAIN WILL BE POSSIBLE THROUGH MIDDAY ACROSS 
CENTRAL AND NORTHERN PARTS OF THE TULSA AREA. HIGH WATER OVER SOME 
ROADWAYS WILL GRADUALLY RECEDE THROUGH 1145 AM.

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.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO 
HIGHER GROUND.

LAT...LON 3608 9604 3587 9602 3587 9582 3601 9577
          3625 9582 3627 9601 3618 9601 3617 9628
          3610 9627

000 
WGUS74 KTSA 281650
FFSTUL
OKC143-281700-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
1150 AM CDT TUE MAY 28 2002

...FLASH FLOOD WARNING FOR TULSA COUNTY EXPIRED AT 1145 AM CDT...

AT 1148 AM CDT...RADAR SHOWED AN AREA OF LIGHT TO MODERATE RAIN OVER 
THE NORTHERN AND CENTRAL PARTS OF TULSA COUNTY. THE RAIN IS EXPECTED 
TO CONTINUE A DIMINISHING TREND THROUGH MIDDAY AS IT MOVES NORTHEAST 
AT 20 MPH.

ALTHOUGH SOME LOCALIZED STREET FLOODING CONTINUES ACROSS THE CITY OF 
TULSA...THE SHORT TERM THREAT OF ADDITIONAL HEAVY RAINS HAS ENDED. 
ANY REMAINING HIGH WATER ACROSS CITY STREETS IN BROKEN ARROW... 
BIXBY...TULSA...AND JENKS SHOULD GRADUALLY RECEDE EARLY THIS 
AFTERNOON. 

ADDITIONAL HEAVY RAINS WILL BE POSSIBLE LATER THIS AFTERNOON AND 
TONIGHT.

LAT...LON 3616 9605 3596 9605 3603 9576 3622 9581

Nearby

Flash Flood Warnings in Oklahoma, 2002 Every flash flood warning in 2002

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.