Alert archive / Oklahoma / Flash Flood Warnings in 2003

Flash Flood Warning 3, NWS Tulsa, OK

May 13, 2003Cherokee County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at May 13, 2003, 3:11 PM CDT for Cherokee County, Oklahoma. It was in force for 4 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 13, 2003, 3:11 PM CDT (20:11 UTC)
Expired
May 13, 2003, 7:15 PM CDT
In force
4 hr
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County Cherokee County, OK

The radar

The Tulsa radar (KINX), 55 km from the middle of the area, began a volume at 20:13 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

Springfield, MO (KSGF), launched 12:00Z, 8.2 hours before the alert went out and 153 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2003-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2003-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1853 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
173 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 132013
FFWTUL
OKC021-140015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
311 PM CDT TUE MAY 13 2003

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  CHEROKEE COUNTY IN EAST CENTRAL OKLAHOMA

* UNTIL 715 PM CDT

* AT 311 PM CDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN
  CONTINUING ACROSS CHEROKEE COUNTY.  RAINFALL RATES ARE ESTIMATED   
  NEAR ONE INCH PER HOUR...WITH ADDITIONAL THUNDERSTORMS POISED TO   
  MOVE ACROSS CHEROKEE COUNTY WITHIN THE NEXT TWO HOURS...POSSIBLY   
  PRODUCING ANOTHER 1-2 INCHES OF RAIN.

THE CITIES OF TAHLEQUAH...PEGGS...WELLING...PETTIT...AND BARBER WILL 
BE AFFECT BY THESE HEAVY RAINS.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

LAT...LON 3614 9508 3585 9522 3567 9511 3569 9485
          3617 9482
2 follow-up statements
000 
WGUS74 KTSA 132218
FFSTUL
OKC021-140015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
516 PM CDT TUE MAY 13 2003

...FLASH FLOOD WARNING CONTINUES FOR CHEROKEE COUNTY UNTIL 715 PM
   CDT...

THUNDERSTORMS HAVE MOVED SOUTH OF CHEROKEE COUNTY HOWEVER FLOODING 
MAY CONTINUE DUE TO THE HEAVY RAINFALL RECEIVED EARLIER.  ADDITIONAL 
RAINFALL IS NOT EXPECTED THROUGH 715 PM BY WHICH TIME ANY FLOOD 
WATERS ARE EXPECTED TO HAVE RECEEDED.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD TO
UNKNOWN DEPTHS. IT ONLY TAKES TWO FEET OF RUSHING WATER TO CARRY AWAY
MOST SPORT UTILITY VEHICLES AND PICKUPS. TAKE A DIFFERENT ROUTE TO
REACH YOUR DESTINATION OR WAIT UNTIL THE WATER RECEDES. REMEMBER...
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR IS
OCCURRING. RESIDENTS LIVING ALONG STREAMS...CREEKS AND DRAINAGE
DITCHES SHOULD BE READY TO TAKE IMMEDIATE ACTION IF FLOODING IS
OBSERVED. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATER BY FOOT OR BY
AUTO...YOU MAY BE SWEPT AWAY BY THE STRONG CURRENT. IT ONLY TAKES TWO
FEET OF RUSHING WATER TO CARRY AWAY MOST SPORT UTILITY VEHICLES AND
PICKUPS. TAKE A DIFFERENT ROUTE TO REACH YOUR DESTINATION OR WAIT
UNTIL THE WATER RECEDES.

LAT...LON 3601 9519 3570 9507 3573 9485 3615 9491
000 
WGUS74 KTSA 132330
FFSTUL
OKC021-140000-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
628 PM CDT TUE MAY 13 2003

...FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CHEROKEE COUNTY...

THUNDERSTORMS HAVE MOVED WELL SOUTHEAST OF CHEROKEE COUNTY...AND FLOOD 
WATER HAVE RECEDED ACROSS THE AREA. NO ADDITIONAL RAINFALL IS 
EXPECTED THIS EVENING.

LAT...LON 3604 9523 3568 9510 3566 9483 3617 9481

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 13, 11:09 AM CDTSevere Thunderstorm WarningTSACraig51 min
May 13, 11:26 AM CDTSevere Thunderstorm WarningTSAOsage, Ottawa49 min
May 13, 11:39 AM CDTSevere Thunderstorm WarningTSADelaware51 min
May 13, 12:17 PM CDTSevere Thunderstorm WarningTSACraig43 min
May 13, 1:03 PM CDTSevere Thunderstorm WarningTSAOsage, Washington42 min
May 13, 1:24 PM CDTSevere Thunderstorm WarningTSARogers, Tulsa66 min
May 13, 2:26 PM CDTSevere Thunderstorm WarningTSACherokee, Mayes49 min
May 13, 2:31 PM CDTSevere Thunderstorm WarningTSATulsa, Wagoner44 min
May 13, 2:50 PM CDTSevere Thunderstorm WarningTSACherokee40 min
May 13, 3:19 PM CDTSevere Thunderstorm WarningTSAMuskogee, Wagoner56 min
May 13, 3:28 PM CDTSevere Thunderstorm WarningTSAAdair, Sequoyah62 min
May 13, 3:48 PM CDTSevere Thunderstorm WarningTSACherokee57 min
May 13, 4:14 PM CDTSevere Thunderstorm WarningTSAHaskell, Muskogee, Sequoyah76 min
May 13, 4:36 PM CDTSevere Thunderstorm WarningTSALeFlore39 min
May 13, 5:08 PM CDTSevere Thunderstorm WarningTSALeFlore52 min
May 13, 5:55 PM CDTSevere Thunderstorm WarningTSALeFlore50 min

Nearby

Flash Flood Warnings in Oklahoma, 2003Every flash flood warning in 2003

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.