Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 337, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Aug 1, 2003, 6:53 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
- Aug 1, 2003, 6:53 PM CDT (23:53 UTC)
- Expired
- Aug 1, 2003, 7:45 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), 22 km from the middle of the area, began a volume at 23:53 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 |
|---|---|---|---|
| Aug 1, 5:40 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 11.9 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
- 186 J/kg
- Mixed-layer CIN
- -244 J/kg
- Mixed-layer LCL
- 2058 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
490 WUUS54 KTSA 012353 SVRTUL OKC145-020045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 652 PM CDT FRI AUG 1 2003 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WAGONER COUNTY IN NORTHEAST OKLAHOMA * UNTIL 745 PM CDT * AT 650 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES EAST OF COWETA...MOVING EAST AT 25 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WAGONER...OKAY AND COWETA. HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS OF 60 TO 80 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 3609 9561 3590 9567 3582 9526 3608 9521 $$
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 Aug 1, 3:20 PM CDT, 3 hours 33 minutes earlier.
Area forecast discussion, Aug 1, 3:20 PM CDT, 3 hours 33 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OKLAHOMA 320 PM CDT FRI AUG 1 2003 CURRENT AMPLIFIED PATTERN TO CONTINUE WITH A LITTLE LESS EFFECT FROM UPPER RIDGE OVER THE WEEKEND...BUT REESTABLISHING ITSELF FOR NEXT WEEK. SHORT TERM... UNUSUALLY AUGUST AIR MASS AT LEAST IN REGARDS TO DEEP LAYER SHEAR. SURFACE BOUNDARY SAGGING SOUTH GETTING NEAR OK/KS STATE LINE. AIR MASS VERY UNSTABLE WITH CAP FAIRLY WEAK. SHEARING MAY RETARD TENDENCY TO FORM INTO A LINE UNTIL LATER TONIGHT...ALSO SHEARING FORECAST TO VEER SLIGHTLY PUTTING IT MORE ACROSS BOUNDARIES. EXPECT MERGING OF CELLS AND BETTER CHANCES OF A LINE FORMING TONIGHT AS LOW LEVEL JET CHANGES STORM MODE. THINK THAT SEVERE THREAT WILL GO WELL INTO THE NIGHT. FOR SATURDAY...MAY HAVE ELEVATED CONVECTION ON-GOING AT DAYBREAK. ONE MAIN DIFFERENCE COMPARED TO TODAY IS THAT BOUNDARIES SHOULD BE IN CWA WITH INITIAL SURFACE-BASED DEEP CONVECTION FIRING DURING THE MIDDLE OF THE AFTERNOON. EXTENDED FORECAST... MODELS VARY ON HOW MUCH INFLUENCE UPPER HIGH WILL HAVE ON AREA. WILL TREND TOWARD A SOLUTION WHERE UPPER HIGH HAS BECOME REESTABLISHED BY EARLY NEXT WEEK OVER AREA WITH HEIGHTS GETTING HIGHER THAN CURRENT LEVELS BY MIDWEEK. WITH THE INFLUENCE OF THE HIGH...WILL BE SQUELCHING PRECIP CHANCES AFTER THE WEEKEND...AND ALLOWING SLIGHTLY COOLER SURFACE AIR MASS FROM THE WEEKEND TO MODIFY IN THE COMING WEEK...AND HAVING SURFACE BOUNDARIES TO BECOME DIFFUSE AND LIFT NORTHWARD. THEREFORE...AM TRENDING AWAY FROM GFS SOLUTION THAT KEEPS SURFACE LOW AND BOUNDARY IN REGION INTO NEXT WEEK. TUL 72 93 70 94 / 50 30 20 10 FSM 73 93 71 94 / 40 40 20 10 MLC 75 96 73 95 / 40 40 20 20 BVO 69 91 67 93 / 60 20 20 10 FYV 67 88 66 88 / 50 30 20 10 BYV 66 88 66 86 / 70 30 20 10 MKO 73 94 70 94 / 50 30 20 10 MIO 68 89 67 91 / 60 20 20 10 F10 74 95 70 94 / 40 40 20 10 HHW 76 97 75 95 / 20 50 40 20 FORECAST ID= 29 .TSA... AR...NONE. OK...NONE. MATHEWS
Hazardous weather outlook, Aug 1, 2:53 PM CDT, 4 hours before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-021100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 253 PM CDT FRI AUG 01 2003 THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...TODAY AND TONIGHT SEVERE WEATHER OUTLOOK ...A CHANCE FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND TONIGHT ACROSS NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS... STRONG THUNDERSTORMS HAVE DEVELOPED THIS AFTERNOON ACROSS CENTRAL KANSAS ALONG A WEAK FRONTAL BOUNDARY. THESE THUNDERSTORMS WILL CONTINUE TO MOVE TO THE SOUTHEAST AND ARE EXPECTED TO MOVE INTO NORTHEASTERN OKLAHOMA BY LATE AFTERNOON OR EARLY EVENING. THESE STORMS COULD BECOME SEVERE AS THE AIRMASS ACROSS NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS CONTINUES TO DESTABILIZE DUE TO AFTERNOON HEATING. LARGE HAIL AND DAMAGING THUNDERSTORMS WINDS WILL BE POSSIBLE WITH THESE STORMS. THE CHANCES OF THUNDERSTORMS WILL CONTINUE TONIGHT AS AN UPPER LEVEL DISTURBANCE COMBINES WITH AN INCREASING LOW LEVEL JET TO PRODUCE A THUNDERSTORM COMPLEX THAT WILL AFFECT NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. INSTABILITIES WILL BE SUCH THAT LARGE HAIL AND DAMAGING WINDS WILL AGAIN BE POSSIBLE. 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...SATURDAY THROUGH THURSDAY. THE CHANCE FOR SEVERE WEATHER WILL CONTINUE SATURDAY AS THE COLD FRONT PUSHES SOUTH INTO THE AREA. STRONG TO SEVERE THUNDERSTORMS MAY BE ONGOING SATURDAY MORNING ACROSS PORTIONS OF FAR NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. AS THE ATMOSPHERE BECOMES INCREASINGLY UNSTABLE ALONG AND AHEAD OF THE FRONT SATURDAY AFTERNOON...ADDITIONAL THUNDERSTORM DEVELOPMENT WILL BE POSSIBLE. ANY STORMS THAT DEVELOP WILL HAVE THE POTENTIAL TO PRODUCE LARGE HAIL AND DAMAGING DOWNBURST WINDS. .SPOTTER / EMERGENCY MANAGEMENT ACTION STATEMENT...SPOTTER ACTIVATION MAY BE REQUIRED LATE THIS AFTERNOON AND TONIGHT ACROSS PORTIONS NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. ADDITIONAL WEATHER INFORMATION CAN BE FOUND AT... WWW.SRH.NOAA.GOV/TULSA
In the hours before
Special weather statement, Aug 1, 2:16 PM CDT, 4 hours 37 minutes before
OKZ054>058-020100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 216 PM CDT FRI AUG 1 2003 THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH #825 UNTIL 800 PM CDT FRIDAY EVENING FOR THE FOLLOWING AREAS: IN OKLAHOMA THIS WATCH INCLUDES 5 COUNTIES... IN NORTHEAST OKLAHOMA: CRAIG NOWATA OSAGE OTTAWA WASHINGTON THIS INCLUDES THE CITIES OF BARTLESVILLE...MIAMI...NOWATA...PAWHUSKA AND VINITA.
Special weather statement, Aug 1, 3:50 PM CDT, 3 hours 3 minutes before
OKZ073-012145-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
350 PM CDT FRI AUG 1 2003
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY EFFECTIVE UNTIL 445 PM CDT FOR THE FOLLOWING COUNTY:
IN SOUTHEAST OKLAHOMA
PITTSBURG
AT 350 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 4 MILES
SOUTHWEST OF SCIPIO...MOVING EAST AT 20 MPH. SOME LOCATIONS THAT WILL
BE AFFECTED BY THIS STORM INCLUDE...MCALESTER...HARTSHORNE...
HAILEYVILLE...DOW...HAYWOOD...BACHE...ALDERSON...KREBS...ARPELAR...
SCIPIO...BLOCKER...CROWDER...INDIANOLA AND CANADIAN.
THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
40 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
ADVISORY IS UPGRADED TO A WARNING.Special weather statement, Aug 1, 5:42 PM CDT, 1 hour 11 minutes before
ARZ001>002-010>011-019>020-029-OKZ054>072-074-076-020100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 542 PM CDT FRI AUG 1 2003 THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH #828 UNTIL 1100 PM CDT FRIDAY 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 16 COUNTIES... IN EAST CENTRAL OKLAHOMA: CHEROKEE MUSKOGEE OKFUSKEE SEQUOYAH IN NORTHEAST OKLAHOMA: ADAIR CREEK DELAWARE MAYES OKMULGEE PAWNEE ROGERS TULSA WAGONER IN SOUTHEAST OKLAHOMA: HASKELL LE FLORE MCINTOSH THIS INCLUDES THE CITIES OF BENTONVILLE...BERRYVILLE...BRISTOW... BROKEN ARROW...CEDARVILLE...CHARLESTON...CLAREMORE...EUFAULA...EUREKA SPRINGS...FAYETTEVILLE...FORT SMITH...HUNTSVILLE...JAY... MOUNTAINBURG...MUSKOGEE...NATURAL DAM...OKEMAH...OKMULGEE...OZARK... PAWNEE...POTEAU...PRYOR...ROGERS...SALLISAW...SAND SPRINGS...SILOAM SPRINGS...SPRINGDALE...STIGLER...STILWELL...TAHLEQUAH...TULSA...VAN BUREN AND WAGONER. SEVERE THUNDERSTORM WATCH #825 REMAINS VALID UNTIL 800 PM CDT FRIDAY EVENING FOR THE FOLLOWING AREAS: IN OKLAHOMA THIS WATCH INCLUDES 5 COUNTIES... IN NORTHEAST OKLAHOMA: CRAIG NOWATA OSAGE OTTAWA WASHINGTON THIS INCLUDES THE CITIES OF BARTLESVILLE...MIAMI...NOWATA...PAWHUSKA AND VINITA.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 5:23 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 37 min |
| Aug 1, 5:40 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 50 min |
| Aug 1, 5:59 PM CDT | Severe Thunderstorm Warning | TSA | Rogers, Wagoner | 61 min |
| Aug 1, 6:28 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 47 min |
| Aug 1, 6:41 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 49 min |
| Aug 1, 6:56 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee | 49 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.