Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 103, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 6, 2003, 3:53 PM CDT for Wagoner County, Oklahoma. It was in force for 52 min. 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 6, 2003, 3:53 PM CDT (20:53 UTC)
- Expired
- May 6, 2003, 4:45 PM CDT
- In force
- 52 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
County Wagoner County, OK
The radar
The Tulsa radar (KINX), 29 km from the middle of the area, began a volume at 20:55 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 6, 11:40 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 12:00Z, 8.9 hours before the alert went out and 180 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
- 236 J/kg
- Mixed-layer CIN
- -453 J/kg
- Mixed-layer LCL
- 2191 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
387 WUUS54 KTSA 062053 SVRTUL OKC145-062145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 353 PM CDT TUE MAY 6 2003 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WAGONER COUNTY IN NORTHEAST OKLAHOMA * UNTIL 445 PM CDT * AT 353 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTHEAST OF STONEBLUFF...MOVING NORTHEAST AT 25 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WAGONER... PORTER...STONEBLUFF AND COWETA. HAIL TO THE SIZE OF GOLF BALLS CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 3583 9584 3576 9565 3600 9524 3618 9546
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.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at May 6, 3:25 PM CDT, 28 minutes earlier.
Area forecast discussion, May 6, 3:25 PM CDT, 28 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OKLAHOMA 325 PM CDT TUE MAY 6 2003 DRYLINE ENTERING ERN OK THIS AFTERNOON. CONVECTION ALREADY FIRING ACROSS SE OK WITH THIS ACTIVITY LIKELY DEVELOPING FURTHER NE ALONG THE DRYLINE INTO NE OK. ALSO THE POTENTIAL FOR DISCRETE SUPERCELL DEVELOPMENT EXISTS WELL OUT AHEAD OF THE BOUNDARY...MAINLY ACROSS NE OK AND NW AR WHERE THE BETTER LOW LEVEL WILL BE BACKED BY THE SFC LOW ACROSS SE KS. CONVECTION WILL SHIFT EAST TONIGHT AS THE DRYLINE AND COLD FRONT MOVE ACROSS THE AREA. POPS THIS EVENING ARE GOING TO BE TRICKY...WITH A SHARP POPS GRADIENT SETTING UP JUST EAST OF A BVO-TUL-OKMULGEE LINE. WILL GO AHEAD AND LEAVE POPS OUT ACROSS WRN ZONES AS DRYLINE SHOULD BE EAST OF THOSE AREAS BY 00Z. MAY CATCH A BREAK TOMORROW WITH BOUNDARY TO STALL OUT IN THE VICINITY OF THE RED RIVER. BOUNDARY TO MOVE NORTH WEDNESDAY NIGHT AND INTO THURSDAY ...WITH SURFACE MOISTURE INCREASING ONCE AGAIN. UNCERTAINTY EXISTS WITH TIMING AND AREAL COVERAGE OF POPS SO WILL GO WITH HIGH CHC POPS TOMORROW NIGHT. DRYLINE SETS UP TO THE WEST ONCE AGAIN THURSDAY...SO WILL CONTINUE WITH HIGH CHANCE POPS. WILL LOWER POPS SOME THURSDAY NIGHT CONVECTION GETS PUSHED EAST. WILL GO AHEAD AND KEEP LOW POPS IN FOR FRIDAY AS LEE SFC LOW PRESSURE QUICKLY REDEVELOPS...EFFECTIVELY KEEPING THE AREA IN A SOUTHERLY WIND WITH MOISTURE PRETTY MUCH REMAINING IN PLACE. FRIDAY COULD BE DRY ALTOGETHER AS LIMITED UPPER SUPPORT AS GFS SUGGESTS WE WILL BE IN BETWEEN SYSTEMS AT THAT TIME. THE NEXT STRONG UPPER SYSTEM PER GFS AND ECMWF PROGGED TO AFFECT THE AREA MAINLY SATURDAY. BULK OF SYSTEM LOOKS TO BE EAST OF THE AREA BY SUNDAY...AND WILL KEEP SLIGHT CHC POPS IN FOR EARLY PART OF SUNDAY. MONDAY AND TUESDAY LOOK DRY FOR NOW. WILL GO AHEAD AND WARM THINGS UP SLIGHTLY FOR TUESDAY AS HIGH PRESSURE SLIDE EAST-SOUTHEAST. .PRELIMINARY NUMBERS... TUL 53 81 70 85 / 10 20 50 50 FSM 64 83 69 86 / 70 20 50 50 MLC 61 84 73 86 / 30 20 50 50 BVO 48 80 67 84 / 10 20 50 50 FYV 59 79 65 81 / 70 20 50 50 BYV 59 79 64 80 / 70 20 50 50 MKO 58 82 70 85 / 30 20 50 50 MIO 53 79 64 82 / 70 20 50 50 F10 57 83 72 86 / 20 20 50 50 HHW 67 86 72 88 / 60 20 50 50 FORECAST ID= 23 .TSA... AR...NONE. OK...NONE.
Hazardous weather outlook, May 6, 1:00 PM CDT, 2 hours 53 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-071100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 100 PM CDT TUE MAY 6 2003 THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...THIS AFTERNOON AND TONIGHT SEVERE WEATHER OUTLOOK ...SEVERE WEATHER OUTBREAK EXPECTED THIS AFTERNOON AND EVENING ACROSS PORTIONS OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS... SURFACE LOW PRESSURE WAS LOCATED OVER NORTH-CENTRAL OKLAHOMA EARLY THIS AFTERNOON WITH A DRY LINE EXTENDING SOUTHWEST INTO SOUTHWEST OKLAHOMA. THUNDERSTORMS WILL LIKELY DEVELOP ALONG THE DRY LINE BY MID AFTERNOON ACROSS EASTERN OKLAHOMA...RAPIDLY BECOMING SEVERE. SUPERCELL THUNDERSTORMS ARE EXPECTED WITH HAIL UP TO THE SIZE OF BASEBALLS...DAMAGING DOWNBURST WINDS TO 70 MPH AND A FEW TORNADOES. THE GREATEST TORNADO THREAT THROUGH THIS EVENING WILL BE ACROSS FAR NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS...NORTH OF A BARTLESVILLE...FORT SMITH LINE. WARNING PROBABILITIES FOR SEVERE THUNDERSTORMS AND TORNADOES CAN BE FOUND IN THE OUTLOOK SECTION AT: WWW.SRH.NOAA.GOV/TULSA. GIVEN PROBABILITIES REPRESENT THE POTENTIAL FOR A WARNING TO BE ISSUED AT YOUR LOCATION. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY AN ACTIVE SPRING WEATHER PATTERN WILL CONTINUE INTO THE WEEKEND AS A SERIES OF DISTURBANCES MOVES ACROSS THE SOUTHERN PLAINS AND A SURFACE BOUNDARY REMAINS OVER THE AREA. IT APPEARS THE BEST CHANCES OF SEVERE WEATHER WILL OCCUR WEDNESDAY NIGHT AND THURSDAY...AND AGAIN ON SATURDAY. A MORE STABLE PATTERN MAY FINALLY TAKE OVER BY EARLY NEXT WEEK. .SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT... SPOTTER ACTIVATION WILL BE REQUIRED THIS AFTERNOON. A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS UNTIL 700 PM. EMERGENCY MANAGEMENT PERSONNEL SHOULD CONTINUE TO CLOSELY MONITOR THE LATEST WEATHER CONDITIONS...AS WARNINGS WILL LIKELY BE ISSUED LATER THIS AFTERNOON. ADDITIONAL WEATHER INFORMATION CAN BE FOUND AT... WWW.SRH.NOAA.GOV/TULSA
In the hours before
Special weather statement, May 6, 12:46 PM CDT, 3 hours 7 minutes before
ARZ001>002-010>011-019>020-029-OKZ054>072-070000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 1246 PM CDT TUE MAY 6 2003 THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH #269 UNTIL 700 PM CDT TUESDAY EVENING FOR THE FOLLOWING AREAS: IN ARKANSAS THIS WATCH INCLUDES 7 COUNTIES... IN NORTHWEST ARKANSAS: BENTON CARROLL CRAWFORD MADISON WASHINGTON IN WEST CENTRAL ARKANSAS: FRANKLIN SEBASTIAN IN OKLAHOMA THIS WATCH INCLUDES 19 COUNTIES... IN EAST CENTRAL OKLAHOMA: CHEROKEE MUSKOGEE OKFUSKEE SEQUOYAH IN NORTHEAST OKLAHOMA: ADAIR CRAIG CREEK DELAWARE MAYES NOWATA OKMULGEE OSAGE OTTAWA PAWNEE ROGERS TULSA WAGONER WASHINGTON IN SOUTHEAST OKLAHOMA: MCINTOSH THIS INCLUDES THE CITIES OF BARTLESVILLE...BENTONVILLE... BERRYVILLE...BRISTOW...BROKEN ARROW...CEDARVILLE...CLAREMORE... EUFAULA...EUREKA SPRINGS...FAYETTEVILLE...FORT SMITH...HUNTSVILLE... JAY...MIAMI...MOUNTAINBURG...MUSKOGEE...NATURAL DAM...NOWATA... OKEMAH...OKMULGEE...OZARK...PAWHUSKA...PAWNEE...PRYOR...ROGERS... SALLISAW...SAND SPRINGS...SILOAM SPRINGS...SPRINGDALE...STILWELL... TAHLEQUAH...TULSA...VAN BUREN...VINITA AND WAGONER.
Special weather statement, May 6, 3:01 PM CDT, 52 minutes before
OKZ049-053-073>076-070200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 301 PM CDT TUE MAY 6 2003 THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH #273 UNTIL 900 PM CDT TUESDAY EVENING FOR THE FOLLOWING AREAS: IN OKLAHOMA THIS WATCH INCLUDES 6 COUNTIES... IN SOUTHEAST OKLAHOMA: CHOCTAW HASKELL LATIMER LE FLORE PITTSBURG PUSHMATAHA THIS INCLUDES THE CITIES OF ANTLERS...CLAYTON...HUGO...MCALESTER... POTEAU...STIGLER AND WILBURTON.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 3:30 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 45 min |
| May 6, 3:50 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh | 55 min |
| May 6, 4:05 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 70 min |
| May 6, 4:18 PM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Pittsburg | 87 min |
| May 6, 4:19 PM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers | 56 min |
| May 6, 4:39 PM CDT | Tornado Warning | TSA | Muskogee | 66 min |
| May 6, 4:47 PM CDT | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 58 min |
| May 6, 4:56 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 64 min |
| May 6, 5:10 PM CDT | Severe Thunderstorm Warning | TSA | Sequoyah | 50 min |
| May 6, 5:13 PM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee | 62 min |
| May 6, 5:15 PM CDT | Severe Thunderstorm Warning | TSA | Mayes | 45 min |
| May 6, 5:23 PM CDT | Tornado Warning | TSA | Sequoyah | 52 min |
| May 6, 5:39 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Latimer, Muskogee, Pittsburg | 81 min |
| May 6, 6:02 PM CDT | Severe Thunderstorm Warning | TSA | Pushmataha | 88 min |
| May 6, 6:13 PM CDT | Severe Thunderstorm Warning | TSA | Sequoyah | 77 min |
| May 6, 6:19 PM CDT | Severe Thunderstorm Warning | TSA | Adair | 41 min |
| May 6, 6:26 PM CDT | Tornado Warning | TSA | Adair | 34 min |
| May 6, 6:48 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 72 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2003Every severe thunderstorm 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.