Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 305, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Sep 3, 2000, 4:47 PM CDT for Sebastian County, Arkansas; LeFlore County, Oklahoma. It was in force for 43 min. 1 report came from 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, with what was reported inside it.
The facts
- Issued
- Sep 3, 2000, 4:47 PM CDT (21:47 UTC)
- Expired
- Sep 3, 2000, 5:30 PM CDT
- In force
- 43 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Sebastian County, AR, LeFlore County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 3, 4:52 PM CDT | Thunderstorm Wind | Pocola, OK | Thunderstorm winds blew down numerous power lines. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 9.8 hours before the alert went out and 200 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
- 705 J/kg
- Mixed-layer CIN
- -267 J/kg
- Mixed-layer LCL
- 2266 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 032149 SVRTUL ARC131-OKC079-032230- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 447 PM CDT SUN SEP 3 2000 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA SOUTHWESTERN SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS * UNTIL 530 PM CDT * AT 447 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER POCOLA...MOVING SOUTH AT 10 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BONANZA... HACKETT...POCOLA AND CAMERON. WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. LAT...LON 3531 9442 3527 9454 3498 9456 3503 9435
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 Sep 3, 3:33 PM CDT, 1 hour 14 minutes earlier.
Area forecast discussion, Sep 3, 3:33 PM CDT, 1 hour 14 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 333 PM CDT SUN SEP 3 2000 SCATTERED THUNDERSTORMS DEVELOPING FROM IN A BAND FROM NEAR SWO-MLC-FSM WITH SOME OTHER DEVELOPMENT LIKELY E OF FYV. WILL INCLUDE SOME POPS INTO EARLY THIS EVE IN THOSE AREAS. BIG PROB THIS FORECAST IS AMOUNT OF COOLING COMING WITH BACKDOOR FRONT THAT WILL PUSH INTO THE AREA LATE MONDAY AND TUE. AVN STRONGEST WITH COOLING DROPING 850 MB TEMPS TO 19 DEGS. NGM/UKMET ARE A FEW DEGS C WARMER AT 850 AND ETA REMAINS WARMEST KEEPING THINGS AT OR A FEW DEGS ABOVE 100 ON TUE. ALL MODELS SHOW LOW LEVEL WINDS BECOMING E/NE WHICH ON ITS OWN WILL CUT A DEG OR TWO FROM MAXES. WILL SIDE WITH ETA AND SHAVE A FEW DEGS FROM MAXES MONDAY AND ABOUT 5 DEGS ON TUE. MID/HI CLOUDS COULD ALSO HELP OUT SOME. UPPER HIGH FCST TO SHIFT SLIGHTLY NW OF THE AREA WITH CORE OF HEAT ALSO SHIFTING THAT WAY DURING THE WEEK. WE'LL STILL BE HOT WITH TEMPS IN THE 90S TO NEAR 100 BUT WILL PLAN ON NOT BEING IN THE 105 TO 110 RECORD BREAKING RANGE AFTER TOMORROW. DOESN'T LOOK LIKE THE CHANCES FOR RAIN WILL IMPROVE ANY AND WILL LIKELY CONTINUE TO SEE ISOLATED THUNDERSTORMS DEVELOP IN THE AFTERNOON WITH BOUNDARY IN THE AREA MONDAY AND TUESDAY. WILL LEAVE WEDNESDAY THRU FRIDAY DRY AND HOT WITH A WEAK SURFACE PRESSURE PATTERN UNDER THE UPPER HIGH THAT THE ECMWF AND MRF SHOW BREAKING DOWN BY THE WEEKEND. FAN/FWC MAX TEMPS REMAIN TOO COOL WITH MINS NOT BAD. LOOKED BACK AT SOME TEMP DATA FOR SEP 1998 WHEN WE HAD A PERIOD OF 100-105 TEMPS. FAN HAD TEMPS BUSTS OF 15 TO 20 DEGS THEN TOWARDS THE END OF THE HOT PERIOD...FWC ALSO WAS ABOUT 10 DEGS TOO COOL. FCSTID = 13 TUL 75 105 73 100 / 0 10 0 10 FSM 73 105 74 100 / 10 10 10 10 MLC 73 107 72 102 / 10 10 10 10 BVO 68 106 70 101 / 5 10 0 10 FYV 67 100 68 95 / 10 10 10 10 BYV 67 99 67 94 / 10 10 1l0 10 MIO 68 106 70 98 / 5 10 0 10 MKO 75 105 73 100 / 0 10 0 10 F10 75 105 73 100 / 0 10 0 10 HHW 73 107 72 102 / 10 10 10 10 .TUL... AR...NONE. OK...NONE.
In the hours before
Local storm report, Sep 3, 3:52 PM CDT, 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
352 PM CDT SUN SEP 03 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0250 PM 4 WNW OZARK AR WIND DAMAGE
09/03/00 FRANKLIN EXTENSIVE DAMAGE TO
POULTRY
HOUSES...BARN...AND
LARGE TREE. RPTD BY
OWNER.The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 3, 2:43 PM CDT | Severe Thunderstorm Warning | TSA | Franklin | 47 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2000Severe Thunderstorm Warnings in Oklahoma, 2000Every severe thunderstorm warning in 2000
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.