Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 24, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Feb 26, 2000, 1:01 AM CST for Latimer County, Oklahoma. It was in force for 44 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
- Feb 26, 2000, 1:01 AM CST (07:01 UTC)
- Expired
- Feb 26, 2000, 1:45 AM CST
- In force
- 44 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Latimer County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 26, 1:05 AM CST | Hail 0.88 | Bengal, OK |
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
Norman, OK (KOUN), launched 00:00Z, 7.0 hours before the alert went out and 202 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
- 2726 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 99 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 260700 SVRTUL OKC077-260745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 101 AM CST SAT FEB 26 2000 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... LATIMER COUNTY IN SOUTHEAST OKLAHOMA * UNTIL 145 AM CST * AT 1259 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES WEST OF BENGAL...MOVING NORTHEAST AT 35 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...RED OAK HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. LAT...LON 3487 9534 3475 9522 3482 9506 3503 9515
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 Feb 25, 10:15 PM CST, 2 hours 46 minutes earlier.
Area forecast discussion, Feb 25, 10:15 PM CST, 2 hours 46 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 1015 PM CST FRI FEB 25 2000 VERTICAL MOTION AHEAD OF MAIN UPPER TROF IS DEVELOPING MID AND HIGH CLOUDS OVER CENTRAL OK. 10PM OBSERVATIONS FROM OKC INDICATES MID CLOUDS...AND RADAR SHOWS SOME ECHOES. EXPECT VIRGA HAS DEVELOPED AND EVAPORATIVE COOLING RESULTED IN A DESCENDING POCKET OF AIR NEAR OKC. THAT WOULD EXPLAIN THE GUST TO 37 MPH. OKC SOUNDING WAS NEARLY DRY ADIABATIC WHICH WOULD ASSIST A TYPE OF DOWNBURST. MIGHT BE A HEAT BURST AS THE TEMP ROSE FROM 51 THE PREVIOUS HOUR TO 60 AT 10 PM. ANYWAY...THESE CONDITIONS APPEAR TO BE SPREADING TO EASTERN OKLAHOMA...WHERE SPRINKLES AND GUSTY WINDS MAY OCCUR IN SCATTERED AREAS LATER TONIGHT. FCSTID = 02 .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 |
|---|---|---|---|---|
| Feb 25, 11:14 PM CST | Severe Thunderstorm Warning | TSA | LeFlore | 61 min |
| Feb 26, 12:15 AM CST | Severe Thunderstorm Warning | TSA | LeFlore | 45 min |
| Feb 26, 1:18 AM CST | Severe Thunderstorm Warning | TSA | LeFlore | 42 min |
| Feb 26, 1:28 AM CST | Tornado Warning | TSA | LeFlore | 32 min |
Nearby
Severe 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.