Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 259, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jun 14, 2001, 7:47 PM CDT for LeFlore County, Oklahoma. It was in force for 58 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Jun 14, 2001, 7:47 PM CDT (00:47 UTC)
- Expired
- Jun 14, 2001, 8:45 PM CDT
- In force
- 58 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County LeFlore County, OK
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 14, 2:30 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 0.8 hours before the alert went out and 235 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
- 181 J/kg
- Mixed-layer CIN
- -317 J/kg
- Mixed-layer LCL
- 970 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.8
The text
As transmitted, in the capitals the NWS used until 2016.
913 WUUS54 KTSA 150048 SVRTUL OKC023-079-127-150145- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 747 PM CDT THU JUN 14 2001 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN CHOCTAW COUNTY IN SOUTHEAST OKLAHOMA LE FLORE COUNTY IN SOUTHEAST OKLAHOMA EASTERN PUSHMATAHA COUNTY IN SOUTHEAST OKLAHOMA * UNTIL 845 PM CDT * AT 747 PM CDT...DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES NORTHEAST OF TALIHINA TO 12 MILES SOUTHWEST OF SAWYER...MOVING EAST AT 40 MPH. * SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...OLETA... ALBION...CLOUDY...HOWE...HEAVENER...TALIHINA...WHITESBORO...MUSE... BIG CEDAR...OCTAVIA...FORT TOWSON AND SAWYER. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 70 MPH CAN BE EXPECTED IN THE WARNED AREA. BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH. LAT...LON 3496 9495 3378 9560 3378 9504 3496 9438
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 Jun 14, 3:00 PM CDT, 4 hours 47 minutes earlier.
Area forecast discussion, Jun 14, 3:00 PM CDT, 4 hours 47 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 300 PM CDT THU JUN 14 2001 FORECAST A LITTLE BEHIND SCHED DUE TO MID-AFTERNOON UPDATE. MAIN PROBLEM FOR THIS FORECAST IS THE TIMING OF TSRA TONIGHT. MODELS IN PRETTY GOOD AGREEMENT THAT BACK EDGE OF STORMS WILL MOVE SE ACROSS THE AREA... ENDING BEFORE 6Z AT KTUL AND AROUND 12Z ACROSS FAR SE ZONES. COULD SEE LINGERING POST-FRONTAL PRECIP IN THE VERY SE CORNER OF CWA AFTER 12Z BUT CHANCE MAY BE TOO LOW TO MENTION FOR 2ND PERIOD. AS FOR SEVERE THREAT...BEST CHANCE FOR SIGNIFICANT SEVERE WILL BE ACROSS SERN OK AHEAD OF THE FRONT THIS EVENING. STORMS SHOULD NOT GET TO NW AR UNTIL AFTER MIDNIGHT WHEN INSTABILITY WILL BE DECREASED FROM AFTERNOON LEVELS. MOST SVR STORMS AND TORNADO THREAT MAY STAY WEST OF CWA ACROSS SOUTHCENTRAL OK THIS AFTERNOON AND EARLY EVENING WITH SOME THREAT IN SE OK AFTER 8PM. WITH TOR WATCH IN EFFECT AND SPORADIC SEVERE STORMS EXPECTED IN CWA HAVE KEPT MENTION OF SVR POSSIBLE IN ZFP. AFTER FROPA...WILL BE NOTICABLY COOLER AND DRIER IN THE MORNING WITH PATCHY FOG. WARM AFTERNOON TEMPS ARE EXPECTED BUT HUMIDITIES WILL BE LOWER SO IT SHOULD BE A LITTLE MORE BEARABLE COMPARED WITH THE LAST FEW DAYS. DRY AIR WILL BE GONE AFTER TOMORROW AS SLY SFC FLOW RETURN SO ENJOY FRIDAY WHILE IT LASTS. LOOKED AT MODELS AGAIN FOR LATER PERIODS AND APPEARS THAT FLOW ALOFT WILL REMAIN NORTH OF THE AREA THROUGH THE NEXT 7 DAYS. THUS ANY STORMS TO THE NORTH OF THE AREA WILL HAVE A VERY HARD TIME MAKING IT THIS FAR SOUTH. SLY FLOW WILL RETURN LATE FRIDAY AND SATURDAY AND WARM FRONT DEVELOPS OVER NEBRASKA AND IOWA. STORMS SHOULD STAY ALONG AND NORTH OF WARM FRONT SAT NIGHT EVEN WITH WNWLY FLOW ALOFT. TEMPS SHOULD BE AT OR JUST ABOVE NORMAL THROUGH THE PERIOD. FCSTID = 26 TUL 64 89 63 91 / 60 0 0 0 FSM 65 88 62 92 / 80 10 0 0 MLC 65 88 63 92 / 70 10 0 0 BVO 60 86 61 89 / 60 0 0 0 FYV 61 83 57 87 / 80 10 0 0 BYV 61 83 56 87 / 80 10 0 0 MIO 62 86 63 88 / 70 0 0 0 MKO 64 88 66 91 / 60 0 0 0 F10 64 88 66 91 / 60 0 0 0 HHW 68 88 63 91 / 70 10 0 0 .TSA... AR...TORNADO WATCH UNTIL 800 PM CDT FOR ALL ZONES. OK...TORNADO WATCH UNTIL 800 PM CDT FOR ALL ZONES.
In the hours before
Local storm report, Jun 14, 2:33 PM CDT, 5 hours 14 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
335 PM CDT THU JUN 14 2001
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1205 PM PAWHUSKA OK 60 MPH TSTM GUST
06/14/01 OSAGE EMERGENCY MANAGEMENT
REPORT. 60 MPH WIND
GUSTS WITH TREE DAMAGE.
DRMSpecial weather statement, Jun 14, 4:27 PM CDT, 3 hours 20 minutes before
OKZ054>056-059-142200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 427 PM CDT THU JUN 14 2001 TORNADO WATCH NUMBER 425 HAS BEEN CANCELLED FOR PAWNEE...OSAGE... WASHINGTON AND NOW<ATA COUNTIES IN NORTHEAST OKLAHOMA. SHOWERS AND THUNDERSTORMS LOCATED ALONG A COLD FRONT HAD MOVED EAST OF THESE LOCATIONS...ENDING THE THREAT FOR SEVERE WEATHER.
Local storm report, Jun 14, 5:13 PM CDT, 2 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
607 PM CDT THU JUN 14 2001
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0409 PM DRUMRIGHT OK FLOOD
06/14/01 CREEK SPOTTER REPORT OF WATER
OVER ROADWAYS.
0409 PM 5 W SKIATOOK OK FLOOD
06/14/01 OSAGE SPOTTER REPORT OF WATER
OVER ROADWAYS.
0415 PM HOMINY OK FLOOD
06/14/01 OSAGE LAW ENFORCEMENT REPORT
OF FLOODING.
0425 PM BARTLESVILLE OK FLOOD
06/14/01 WASHINGTON LAW ENFORCEMENT REPORT
0437 PM OWASSO OK FLOOD
06/14/01 TULSA SPOTTER REPORT OF
STREETS FLOODED.
0440 PM LENAPAH OK FLOOD
06/14/01 NOWATA COOPERATIVE OBSERVER
REPO&RT OF STREET
FLOODING.Special weather statement, Jun 14, 6:45 PM CDT, 1 hour 2 minutes before
OKZ057-058-060>062-064>067-150015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 645 PM CDT THU JUN 14 2001 TORNADO WATCH NUMBER 425 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN NORTHEAST OKLAHOMA... CREEK...OKFUSKEE...TULSA...OKMULGEE...ROGERS...WAGONER...CRAIG... MAYES...AND OTTAWA. THE THREAT OF SEVERE WEATHER WAS DIMINISHING FROM NORTHWEST TO SOUTHEAST THIS EVENING AS A LINE OF STRONG THUNDERSTORMS MOVES =ACROSS THE AREA. TORNADO WATCH NUMBER 425 REMAINS IN EFFECT UNTIL 8 PM FOR PARTS OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS.
Special weather statement, Jun 14, 7:00 PM CDT, 47 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-151100- EASTERN OKLAHOMA/NORTHWEST ARKANSAS HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 700 PM CDT THU JUN 14 2001 ...UPDATED FOR CURRENT TRENDS... ...FEW SEVERE THUNDERSTORMS EXPECTED THIS EVENING ACROSS SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS... EARLY THIS EVENING...A SURFACE COLD FRONT EXTENDED FROM NEAR BARTLESVILLE TO SHAMROCK...AND INTO CENTRAL OKLAHOMA. THE FRONT WAS MAKING SLOW PROGRESS TO THE SOUTHEAST. AN OUTFLOW BOUNDARY FROM THUNDERSTORMS EARLIER THIS AFTERNOON WAS LOCATED ACROSS NORTHWEST ARKANSAS AND SOUTHEAST OKLAHOMA. SEVERE THUNDERSTORMS ARE STILL POSSIBLE AHEAD OF THE OUTFLOW BOUNDARY THIS EVENING. THE MAIN THREAT FOR SEVERE STORMS WILL BE SOUTH AND EAST OF A LINE FROM JAY IN DELAWARE COUNTY...TO HANNA IN MCINTOSH COUNTY. .SPOTTER ACTIVATION... SPOTTER ACTIVATION WILL REMAIN NECESSARY THIS EVENING...MAINLY SOUTHEAST OF A JAY TO HANNA OKLAHOMA LINE. .DISCUSSION... THE COLD FRONT APPEARS TO BE STALLED ACROSS NORTHEAST OKLAHOMA...AND MAY NOT MAKE MUCH MORE EASTWARD PROGRESS THROUGH THE NIGHT. HOWEVER OUTFLOW BOUNDARIES ASSOCIATED WITH CURRENT CONVECTION WILL SUPPORT THUNDERSTORM DEVELOPMENT THIS EVENING. SURFACE INSTABILITY WILL BE GREAT ENOUGH FOR A FEW SEVERE THUNDERSTORMS ACROSS SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS THIS EVENING. LIFTED INDEX VALUES RANGED FROM -9 TO -11 CELSIUS WITH SURFACE BASED CAPES NEAR 3000 J/KG. THE SEVERE THREAT WILL DIMINISH AFTER 10 PM. THE MAIN THREAT FROM SEVERE STORMS WILL BE LARGE HAIL AND DAMAGING WIND GUSTS. ISOLATED SUPERCELLS ARE STILL POSSIBLE AS WELL. THREAT TABLE VALID THROUGH 6 AM FRIDAY THREAT AREA 1...SOUTHEAST OF A JAY TO HANNA LINE THUNDERSTORM PROBABILITY...100 SEVERE PROBABILITY IF STORMS OCCUR...70 SIGNIFICANT SEVERE PROBABILITY IF STORMS OCCUR...50 THREAT AREAS DEFINE THE GREATEST RISK. PROBABILITIES ARE IN PERCENT. SIGNIFICANT SEVERE IS DEFINED AS F1 OR GREATER WIND/TORNADO DAMAGE AND/OR GOLFBALL SIZE HAIL OR LARGER. RELATED GRAPHICAL INFORMATION CAN BE FOUND AT... WWW.SRH.NOAA.GOV/TULSA SJT
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 7:47 PM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 58 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2001Every severe thunderstorm warning in 2001
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.