Alert archive / Oklahoma / Tornado Warnings in 1999
Tornado Warning 109, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Dec 3, 1999, 11:26 PM CST for Craig County, Mayes County, Rogers County, Oklahoma. It was in force for 34 min. 2 reports 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
- Dec 3, 1999, 11:26 PM CST (05:26 UTC)
- Expired
- Dec 4, 1999, 12:00 AM CST
- In force
- 34 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Craig County, OK, Mayes County, OK, Rogers County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 3, 11:30 PM CST | Hail 0.75 | Adair, OK | |
| Dec 3, 11:50 PM CST | Hail 1.25 | Vinita, OK | Qarter to half dollar size hail fell in Vinita. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 3, 8:45 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 5.4 hours before the alert went out and 143 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
- 1329 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 245 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
811 WFUS54 KTSA 040527 RRA TORTUL OKC035-097-131-040600- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 1126 PM CST FRI DEC 3 1999 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR SOUTHERN CRAIG COUNTY IN NORTHEAST OKLAHOMA NORTHWESTERN MAYES COUNTY IN NORTHEAST OKLAHOMA NORTHEASTERN ROGERS COUNTY IN NORTHEAST OKLAHOMA * UNTIL MIDNIGHT CST * AT 1126 PM CST...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG ROTATION 5 MILES SOUTH OF CHELSEA. MOVING NORTHEAST AT 35 MPH... THIS DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... WHITE OAK... BIG CABIN...VINITA...CHELSEA...AND ALONG INTERSTATE 44 IN NORTHWEST MAYES COUNTY. IF YOU ARE IN OR NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS IN ADDITION TO THE THREAT OF A TORNADO...LARGE HAIL AND DAMAGING STRAIGHT LINE WINDS CAN BE EXPECTED WITH THIS STORM. GO TO A SAFE PLACE NOW LAT...LON 3648 9555 3635 9539 3666 9500 3684 9524
What forecasters said that day
The local office's own words before this tornado 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 tornado warning went out at Dec 3, 8:55 PM CST, 2 hours 31 minutes earlier.
Area forecast discussion, Dec 3, 8:55 PM CST, 2 hours 31 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 855 PM CST FRI DEC 3 1999 UPDATED ZONES TO INCLUDE THE SEVERE THUNDERSTORM WATCH. SEVERE STORMS DEVELOPED QUaICKLY OVER FAR NORTHEAST OK AND HAVE PRODUCED DIME TO QUARTER SIZE HAIL. GENERAL FORECAST LOOKS OKAY AND WILL NOT MAKE ANY CHANGES AT THIS TIME. FCSTID = 02 .TUL... AR...NONE. OK...NONE. ABBAS E
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 3, 8:00 PM CST | Severe Thunderstorm Warning | TSA | Mayes | 45 min |
| Dec 3, 8:02 PM CST | Severe Thunderstorm Warning | TSA | Delaware | 28 min |
| Dec 3, 8:05 PM CST | Severe Thunderstorm Warning | TSA | Ottawa | 40 min |
| Dec 3, 8:11 PM CST | Severe Thunderstorm Warning | TSA | Delaware | 49 min |
| Dec 3, 8:40 PM CST | Severe Thunderstorm Warning | TSA | Nowata, Rogers | 50 min |
| Dec 3, 8:44 PM CST | Severe Thunderstorm Warning | TSA | Mayes | 61 min |
| Dec 3, 8:44 PM CST | Severe Thunderstorm Warning | TSA | Ottawa | 61 min |
| Dec 3, 8:50 PM CST | Severe Thunderstorm Warning | TSA | Tulsa | 40 min |
| Dec 3, 9:08 PM CST | Severe Thunderstorm Warning | TSA | Craig | 52 min |
| Dec 3, 9:47 PM CST | Severe Thunderstorm Warning | TSA | Ottawa | 43 min |
| Dec 3, 9:54 PM CST | Severe Thunderstorm Warning | TSA | Craig | 51 min |
| Dec 3, 10:04 PM CST | Tornado Warning | TSA | Delaware, Ottawa | 41 min |
| Dec 3, 10:10 PM CST | Severe Thunderstorm Warning | TSA | Okmulgee | 50 min |
| Dec 3, 10:14 PM CST | Severe Thunderstorm Warning | TSA | Creek, Tulsa | 46 min |
| Dec 3, 10:43 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 62 min |
| Dec 3, 10:56 PM CST | Severe Thunderstorm Warning | TSA | Rogers, Tulsa | 49 min |
| Dec 3, 11:20 PM CST | Severe Thunderstorm Warning | TSA | Craig | 55 min |
| Dec 3, 11:29 PM CST | Tornado Warning | TSA | Tulsa, Wagoner | 31 min |
| Dec 3, 11:39 PM CST | Severe Thunderstorm Warning | TSA | Creek | 51 min |
| Dec 3, 11:51 PM CST | Tornado Warning | TSA | Craig | 39 min |
| Dec 3, 11:57 PM CST | Severe Thunderstorm Warning | TSA | Rogers | 48 min |
| Dec 4, 12:11 AM CST | Severe Thunderstorm Warning | TSA | Ottawa | 49 min |
| Dec 4, 12:14 AM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 46 min |
| Dec 4, 8:11 AM CST | Severe Thunderstorm Warning | TSA | Delaware | 49 min |
| Dec 4, 10:18 AM CST | Severe Thunderstorm Warning | TSA | Sequoyah | 42 min |
| Dec 4, 10:32 AM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee | 43 min |
Nearby
Tornado Warnings in Oklahoma, 1999Every tornado warning in 1999Tornadoes in 1999
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.