Alert archive / Arkansas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 1, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jan 2, 2000, 11:07 PM CST for Sebastian County, Arkansas; LeFlore County, Oklahoma. It was in force for 38 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
- Jan 2, 2000, 11:07 PM CST (05:07 UTC)
- Expired
- Jan 2, 2000, 11:45 PM CST
- In force
- 38 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Sebastian County, AR, LeFlore County, OK
The radar
The Western Arkansas radar (KSRX), 16 km from the middle of the area, began a volume at 05:09 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.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 5.1 hours before the alert went out and 201 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1681 m above ground
- 0-6 km bulk shear
- 82 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 219 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 030508 SVRTUL ARC131-OKC079-030545- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 1107 PM CST SUN JAN 2 2000 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS * UNTIL 1145 PM CST * AT 1107 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 3 MILES SOUTHWEST OF CAMERON...MOVING NORTHEAST AT 40 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...JENNY LIND... BONANZA...EXCELSIOR...BURNVILLE...WASHBURN...MIDLAND...BARLING... GREENWOOD...HACKETT..f.FORT SMITH...ARKOMA...POCOLA...PANAMA AND CAMERON HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. LAT...LON 3516 9469 3494 9457 3518 9405 3544 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 Jan 2, 9:35 PM CST, 1 hour 32 minutes earlier.
Area forecast discussion, Jan 2, 9:35 PM CST, 1 hour 32 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 935 PM CST SUN JAN 2 2000 CURRENTLY MONITORING SHALLOW LOW LEVEL MOISTURE SLOWLY MOVING WEST INTO SOUTHERN AND EASTERN PARTS OF CWA. DENSE FOG ALREADY OCCURING AT KFSM AND NOT MUCH LONGER BEFORE OTHER AREAS IN NW AR AND SE OK GET DENSE FOG AS WELL. MAY BE ISSUING DENSE FOG ADVISORY IN THE NEXT HOUR OR SO...HARD TO TELL HOW FAR WEST TO TAKE IT AS LIGHT EAST WINDS DEVELOP IN THE NEXT FEW HOURS. WILL LOOK AT LATEST MODELS AND OBS FIRST. BIG INCREASE IN CLOUDS ACROSS WRN TX SPREADING INTO WRN OK ATTM IN ASCENT REGION OF NEXT S/W. MAY HAVE TO INCREASE POPS FOR LATE TONIGHT AND EARLY TOMORROW. AGAIN WILL LOOK AT MODELS MORE FIRST. FCSTID = 26 .TUL... AR...NONE. OK...NONE.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 3, 12:11 AM CST | Severe Thunderstorm Warning | TSA | Franklin | 19 min |
| Jan 3, 2:39 AM CST | Severe Thunderstorm Warning | TSA | Benton | 36 min |
| Jan 3, 2:52 AM CST | Tornado Warning | TSA | Benton | 23 min |
| Jan 3, 3:36 AM CST | Severe Thunderstorm Warning | TSA | Crawford | 54 min |
| Jan 3, 3:36 AM CST | Severe Thunderstorm Warning | TSA | Washington | 54 min |
| Jan 3, 4:05 AM CST | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 50 min |
| Jan 3, 4:29 AM CST | Severe Thunderstorm Warning | TSA | Madison | 46 min |
| Jan 3, 4:36 AM CST | Severe Thunderstorm Warning | TSA | Franklin | 39 min |
| Jan 3, 1:09 AM CST | Severe Thunderstorm Warning | TSA | Muskogee | 36 min |
| Jan 3, 3:14 AM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Sequoyah | 46 min |
| Jan 3, 5:55 AM CST | Severe Thunderstorm Warning | TSA | LeFlore | 35 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.