Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 284, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 20, 2000, 8:51 AM CDT for 4 counties in Arkansas. It was in force for 54 min. 8 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 20, 2000, 8:51 AM CDT (13:51 UTC)
- Expired
- Jul 20, 2000, 9:45 AM CDT
- In force
- 54 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
Counties Benton County, AR, Carroll County, AR, Madison County, AR, Washington County, AR
The radar
The Western Arkansas radar (KSRX), 105 km from the middle of the area, began a volume at 13:53 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 20, 8:55 AM CDT | Thunderstorm Wind | Lowell, AR | Thunderstorm winds blew trees down onto a road. |
| Jul 20, 9:00 AM CDT | Thunderstorm Wind | Eureka Spgs, AR | Thunderstorm winds blew down several large trees. A few of the trees fell on power lines and one tree fell on a van. |
| Jul 20, 9:00 AM CDT | Thunderstorm Wind | Fayetteville, AR | Thunderstorm winds blew down several large tree limbs. |
| Jul 20, 9:08 AM CDT | Thunderstorm Wind | Berryville, AR | Thunderstorm winds blew trees down. |
| Jul 20, 9:10 AM CDT | Thunderstorm Wind | Huntsville, AR | Thunderstorm winds blew down a few large trees. |
| Jul 20, 9:10 AM CDT | Thunderstorm Wind | Greenland, AR | Thunderstorm winds blew a few large trees down. |
| Jul 20, 9:45 AM CDT | Thunderstorm Wind | St Paul, AR | Thunderstorms winds blew tree down onto Highways 16 and 23. |
| Jul 20, 9:45 AM CDT | Thunderstorm Wind | Winslow, AR | Thunderstorm winds blew several trees down. |
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, 1.9 hours before the alert went out and 82 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
- 1500 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 232 m²/s²
- 0-3 km storm-relative helicity
- 271 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 201354 SVRTUL ARC007-015-087-143-201445- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 851 AM CDT THU JUL 20 2000 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENTON COUNTY IN NORTHWEST ARKANSAS CARROLL COUNTY IN NORTHWEST ARKANSAS MADISON COUNTY IN NORTHWEST ARKANSAS WASHINGTON COUNTY IN NORTHWEST ARKANSAS * UNTIL 945 AM CDT * AT 851 AM CDT SEVERE THUNDERSTORMS CAPABLE OF PRODUCING WINDS UP TO 65 MPH WERE LOCATED ALONG A LINE EXTENDING FROM 2 MILES EAST OF BEAVER TO 3 MILES SOUTH OF BALLARD...MOVING EAST AT 45 MPH. * SOME LOCATIONS AFFECTED INCLUDE...TONTITOWN...CINCINNATI... GREENLAND...BRENTWOOD...BLACKBURN...FARMINGTON...ELKINS...PRAIRIE GROVE...LINCOLN...WEST FORK...WINSLOW...SPRINGDALE... FAYETTEVILLE...CLIFTY...MARBLE...JAPTON...FORUM...HINDSVILLE... KINGSTON...WESLEY...AURORA...HUNTSVILLE...BEAVER...GRANDVIEW... URBANETTE...RULE...CARROLLTON...RUDD...OAK GROVE...GREEN FOREST... OSAGE...EUREKA SPRINGS...BERRYVILLE...WAR EAGLE...CAVE SPRINGS... LOWELL AND ROGERS. STORM SPOTTERS REPORTED TREES DOWN AND SOME POWER OUTAGES IN THE SILOAM SPRINGS AREA AROUND 835 AM. THESE ARE DANGEROUS STORMS WITH A HISTORY OF WIND DAMAGE. TAKE SHELTER NOW! CALL 1-800-722-2778 TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE. LAT...LON 3654 9373 3607 9464 35'72 9417 3636 9284
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 Jul 20, 4:10 AM CDT, 4 hours 41 minutes earlier.
Area forecast discussion, Jul 20, 4:10 AM CDT, 4 hours 41 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 410 AM CDT THU JUL 20 2000 COLD POOL HAS FORMED WITH THE CONVECTIVE COMPLEX IN KANSAS AND STORMS ARE NOW MAKING A BEELINE RIGHT DOWN THE INSTABILITY AXIS TOWARDS OUR FORECAST AREA. AS HAS BEEN THE CASE LATELY...MODELS ARE LAGGING BEHIND OBSERVED RADAR DATA BY SEVERAL HOURS SO HAVE BASICALLY FOLLOWED THE 06Z ETA MODEL AS THE BASIS FOR THIS FORECAST BUT SPED IT UP A FEW HOURS. WITH UPPER RIDGE RETROGRADING TODAY AND NORTHWEST FLOW INCREASING ACROSS THE AREA...EXPECT THE COMPLEX TO MAKE ITS WAY ACROSS MUCH OF THE FORECAST AREA TODAY SO WILL GO LIKELY POPS IN MOST AREAS EXCEPT FOR CHANCE POPS DOWN NEAR THE RED RIVER. IT WILL BE ANOTHER HOT DAY IN SOUTHEAST OKLAHOMA AND WEST CENTRAL ARKANSAS AS THEY WILL HAVE PLENTY OF TIME TO HEAT UP BEFORE THE STORMS ARRIVE BUT MUCH COOLER WEATHER IS ON TAP FURTHER NORTH. TEMPERATURE RECOVERY THIS AFTERNOON WILL BE HAMPERED BY DEBRIS CLOUDINESS AND ALSO COOL NORTH TO NORTHEAST LOW LEVEL FLOW BEHIND THE COLD FRONT WHICH WILL GET A GOOD KICK SOUTH TODAY FROM THE STORMS. FORECAST TRICKIER BEYOND TODAY AS TIMING AND LOCATION OF ADDITIONAL CONVECTIVE COMPLEXES WILL BE TOUGH TO PIN DOWN. WITH THE AIRMASS STABILIZED BY TODAYS CONVECTION...MAIN SHOW TONIGHT MAY BE TO OUR WEST BUT CONFIDENCE ON THIS IS NOT HIGH. WILL BROADBRUSH 50% POPS ACROSS MOST OF THE AREA TONIGHT THROUGH FRIDAY NIGHT AS MOIST AIRMASS WILL REMAIN IN PLACE AND BE CONDUCIVE TO SEVERAL ROUNDS OF CONVECTION WITH TIMING AND LOCATION THE BIG UNKNOWNS AT THIS POINT. PATTERN CHANGES LITTLE THROUGH THE WEEKEND SO WILL KEEP POPS GOING THROUGH THE EXTENDED BUT LOWER THEM TO SLIGHT CHANCE MONDAY. WILL SEE A WELCOME BREAK FROM THE HEAT FOR SEVERAL DAYS BUT THINGS START WARMING BACK UP DURING THE FIRST PART OF NEXT WEEK. GENERALLY UNDERCUT GUIDANCE MAXIMUM TEMPERATURES DUE TO CLOUDS AND CONVECTION THE NEXT COUPLE DAYS BUT STAYED CLOSER TO GUIDANCE ON MINIMUMS. WENT WAY ABOVE GUIDANCE POPS TODAY BASED ON CURRENT RADAR AND MAY MAKE FURTHER ADJUSTMENTS TO POPS TODAY AT THE LAST MINUTE. FCSTID = 5 TUL 87 70 85 68 / 70 50 50 50 FSM 98 71 89 70 / 60 30 50 40 MLC 98 72 87 70 / 50 30 50 40 BVO 84 68 83 66 / 70 50 50 50 FYV 90 69 84 66 / 70 50 50 50 BYV 90 69 84 66 / 70 50 50 50 MIO 86 68 83 66 o/ 70 50 50 50 MKO 92 70 86 69 / 60 40 50 50 F10 92 70 86 69 / 60 40 50 50 HHW 100 73 90 71 / 30 30 40 30 .TUL... AR...NONE. OK...NONE. PLATE
In the hours before
Local storm report, Jul 20, 7:58 AM CDT, 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
758 AM CDT THU JUL 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
075R0 AM 1 W PRYOR OK WIND DAMAGE
07/20/00 MAYES LARGE TREE LIMBS DOWN 1
WEST OF PRYORLocal storm report, Jul 20, 8:09 AM CDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
809 AM CDT THU JUL 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0735 AM TULSA OK WIND DAMAGE
07/20/00 TULSA NUMEROUS POWER LINES
REPORTED DOWN...VARIOUS
PART OF NORTH TULSALocal storm report, Jul 20, 8:26 AM CDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
826 AM CDT THU JUL 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0820 AM LOCUST GROVE OK WIND DAMAGE
07/20/00 MAYES TREES DOWN OVER SH82
NEAR LOCUST GROVELocal storm report, Jul 20, 8:33 AM CDT, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
833 AM CDT THU JUL 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0810 AM ZENA OK WIND DAMAGE
07/20/00 DELAWARE POWER LINES DOWN NEAR
ZENALocal storm report, Jul 20, 8:38 AM CDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
838 AM CDT THU JUL 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0820 AM 8 W JAY OK WIND DAMAGE
07/20/00 DELAWARE LARGE TREES DOWN WEST
OF JAY ON SH28Local storm report, Jul 20, 8:45 AM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
845 AM CDT THU JUL 20 2000
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0825 AM 5 S PRYOR OK WIND DAMAGE
07/20/00 MAYES MOBILE HOME DAMAGEDThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 8:13 AM CDT | Severe Thunderstorm Warning | TSA | Benton | 47 min |
| Jul 20, 9:27 AM CDT | Severe Thunderstorm Warning | TSA | Crawford | 48 min |
| Jul 20, 9:44 AM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Madison, Sebastian, Washington | 46 min |
| Jul 20, 10:29 AM CDT | Severe Thunderstorm Warning | TSA | Franklin | 31 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 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; radar from the NEXRAD Level II archive.