Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 461, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Oct 5, 1998, 5:42 PM CDT for Haskell County, LeFlore County, Sequoyah County, Oklahoma. It was in force for 33 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
- Oct 5, 1998, 5:42 PM CDT (22:42 UTC)
- Expired
- Oct 5, 1998, 6:15 PM CDT
- In force
- 33 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Haskell County, OK, LeFlore County, OK, Sequoyah County, OK
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 5, 5:50 PM CDT | Thunderstorm Wind | Mc Curtain, OK | Several trees were blown 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, 10.7 hours before the alert went out and 207 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
- 263 J/kg
- Mixed-layer CIN
- -97 J/kg
- Mixed-layer LCL
- 570 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 323 m²/s²
- 0-3 km storm-relative helicity
- 352 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.5
The text
As transmitted, in the capitals the NWS used until 2016.
232
WUUS54 KTSA 052244 RRA
SVRTUL
OKC061-079-135-052315-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
542 PM CDT MON OCT 5 1998
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR
SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA
FAR NORTHERN LE FLORE COUNTY IN SOUTHEAST OKLAHOMA
NORTHEAST HASKELL COUNTY IN SOUTHEAST OKLAHOMA
* UNTIL 615 PM CDT
* AT 542 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM OVER MC
CURTAIN...MOVING NORTHEAST AT 20 MILES PER HOUR.
* SOME LOCATIONS AFFECTED INCLUDE... COWLINGTON...SCULLYVILLE...
SPIRO...BOKOSHE...MILTON...GANS...SALLISAW...KEOTA AND MC CURTAIN
HAIL TO THE SIZE OF NICKLES AND WIND GUSTS TO 70 MPH CAN BE EXPECTED
IN THE WARNED AREA.
BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
LAT...LON 3522 9505 3509 9493 3525 9449 3550 9483What 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 Oct 5, 4:52 PM CDT, 50 minutes earlier.
Area forecast discussion, Oct 5, 4:52 PM CDT, 50 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 401 PM CDT MON OCT 5 1998 PROBLEM(S) OF THE DAY: POPS WILL THERE BE HEAVY RAINFALL? WILL THERE BE ANY FLOODING? BAND OF SEVERE STORMS IN FAR EASTERN ZONES IS MOVING EAST BUT ADDITONAL DEVELOPMENT OCCURING OVER NORTH TEXAS WILL MOVE NORTHEAST BACK INTO SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSA OVERNIGHT. WILL CONTINUE FFA IN THOSE AREAS. NOT SURE ABOUT EXTENT OF POSSIBLE PRECIP NORTH OF SURFACE FRONT OVERNIGHT WITH UPPER SYSTEM STILL BRINGING ENERGY INTO THE SOUTHERN PLAINS. APPEARS MAIN PRECIP SHOULD STAY SOUTHEAST OF H85 TROF SO WILL ONLY GO WITH CHANCE POPS IN NORTHEAST OKLAHOMA OVERNIGHT. COLD UPPER TROF TO SETTLE SOUTHWARD THROUGH WEDNESDAY...SO EVEN WITH SEEMINGLY DRY LOW LEVELS WILL PROBABLY SEE ISOLATED/SCATTERED SHOWERS DEVELOP WITH ANY HEATING. WILL KEEP SLIGHT CHANCE POPS GOING IN WESTERN ZONES AND CHANCE POPS IN THE EAST THROUGH WEDNESDAY. STAYED CLOSE TO FWC TMPS...BUT HAVE NOT HAD MUCH TIME TO LOOK AT MODELS WITH MAJOR COMMS PROBLEMS IN THE OFFICE TODAY. EXTENDED LEFT WITH DRY/MILD WEATHER INTO THE WEEKEND. /13 FCSTID = 13 TUL 53 65 50 68 / 30 20 20 10 FSM 60 68 57 70 / 90 50 30 30 MLC 57 67 54 70 / 70 30 10 20 BVO 50 65 47 68 / 20 20 10 10 FYV 58 65 52 67 / 90 40 20 20 IDB 63 70 57 73 / 90 50 20 20 BYV 58 66 55 68 / 90 40 30 30 MIO 53 65 50 68 / 30 20 20 10 MKO 57 67 54 70 / 70 30 10 20 F10 53 65 50 68 / 30 20 20 10 HHW 63 70 57 73 / 90 50 20 20 .TUL... OK...FLASH FLOOD WATCH FOR TONIGHT FOR ZONES OKZ049...OKZ053... OKZ069...OKZ072>077. AR...FLASH FLOOD WATCH FOR TONIGHT FOR ZONES ARZ001>002... ARZ010>011...ARZ019>020...ARZ029. -------------------- EXPERIMENTAL OUTPUT: GENERAL WEATHER EXPECTED NEXT 24 HOURS: CONVECTIVE PRECIP HAZARDOUS WEATHER EXPECTED NEXT 24 HOURS: SLIGHT CHANCE SEVERE THUNDERSTORMS NGM CONFIDENCE: 6 ON A SCALE OF 0 TO 10 ETA CONFIDENCE: 5 ON A SCALE OF 0 TO 10 AVN CONFIDENCE: 6 ON A SCALE OF 0 TO 10 FCST CONFIDENCE: 6 ON A SCALE OF 0 TO 10
In the hours before
Local storm report, Oct 5, 4:20 PM CDT, 1 hour 22 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
420 PM CDT MON OCT 05 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0743 PM PAWNEE OK WIND DAMAGE
10/04/98 PAWNEE EXTENSIVE TREE DAMAGE IN
PAWNEE REPORTED BY OHP
0804 PM CLEVELAND OK 60 MPH TSTM GUST
10/04/98 PAWNEE
0839 PM HALLETT OK 1.75 INCH HAIL
10/04/98 PAWNEE
0839 PM HALLETT OK 60 MPH TSTM GUST
10/04/98 PAWNEE
0840 PM 3 S JENNINGS OK 1.75 INCH HAIL
10/04/98 CREEK
0844 PM HOMINY OK 80 MPH TSTM GUST
10/04/98 OSAGE
0846 PM 4 W WESTPORT OK 1.75 INCH HAIL
10/04/98 PAWNEE
0847 PM 8 E CLEVELAND OK 1.75 INCH HAIL
10/04/98 OSAGE
0901 PM 2 W TERLTON OK TORNADO
10/04/98 PAWNEE BETWEEN JENNINGS AND
TERLTON
0904 PM HOMINY OK FLOODING
10/04/98 OSAGE ROADS UNDER WATER IN
HOMINY
0923 PM 2 N CLEVELAND OK 1 INCH HAIL
10/04/98 OSAGELocal storm report, Oct 5, 4:45 PM CDT, 57 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
445 PM CDT MON OCT 05 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0944 PM 2 W OCHELATA OK WIND DAMAGE
10/04/98 OSAGE MOBILE HOME DESTROYED
1007 PM OCHELATA OK WIND DAMAGE
10/04/98 WASHINGTON TRAILER HOUSE DESTROYED.
2 INJURIES.
1017 PM 1 SE VERA OK TORNADO
10/04/98 WASHINGTON 7 MILES NW OF INTERSECTION
OF HWYS 169 AND 20 FROM
1017 AND 1022 PM.
1028 PM 2 NE COLLINSVILLE OK TORNADO
10/04/98 TULSASpecial weather statement, Oct 5, 5:00 PM CDT, 42 minutes before
OKZ060-052220- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 500 PM CDT MON OCT 5 1998 THIS IS A COMMUNICATIONS TEST.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 4, 7:00 PM CDT | Tornado Warning | TSA | Pawnee | 45 min |
| Oct 4, 7:35 PM CDT | Tornado Warning | TSA | Osage, Pawnee | 40 min |
| Oct 4, 8:12 PM CDT | Tornado Warning | TSA | Osage | 48 min |
| Oct 4, 8:20 PM CDT | Tornado Warning | TSA | Pawnee | 25 min |
| Oct 4, 8:30 PM CDT | Tornado Warning | TSA | Creek | 45 min |
| Oct 4, 8:39 PM CDT | Tornado Warning | TSA | Osage, Pawnee | 51 min |
| Oct 4, 9:01 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa, Washington | 29 min |
| Oct 4, 9:11 PM CDT | Flash Flood Warning | TSA | Osage, Pawnee | 3 hr |
| Oct 4, 9:11 PM CDT | Severe Thunderstorm Warning | TSA | Nowata, Rogers | 34 min |
| Oct 4, 9:27 PM CDT | Tornado Warning | TSA | Osage, Pawnee | 33 min |
| Oct 4, 9:40 PM CDT | Tornado Warning | TSA | Creek, Okfuskee | 50 min |
| Oct 4, 9:49 PM CDT | Severe Thunderstorm Warning | TSA | Craig, Nowata, Rogers | 56 min |
| Oct 4, 9:54 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 36 min |
| Oct 4, 10:02 PM CDT | Tornado Warning | TSA | Tulsa, Washington | 43 min |
| Oct 4, 10:11 PM CDT | Tornado Warning | TSA | Craig, Nowata | 49 min |
| Oct 4, 10:26 PM CDT | Tornado Warning | TSA | Rogers | 34 min |
| Oct 4, 10:27 PM CDT | Tornado Warning | TSA | Okfuskee | 48 min |
| Oct 4, 10:36 PM CDT | Tornado Warning | TSA | Tulsa, Washington | 39 min |
| Oct 4, 10:45 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee | 45 min |
| Oct 4, 10:49 PM CDT | Tornado Warning | TSA | Creek, Okmulgee | 41 min |
| Oct 4, 10:56 PM CDT | Tornado Warning | TSA | Rogers | 34 min |
| Oct 4, 11:07 PM CDT | Tornado Warning | TSA | Okfuskee | 38 min |
| Oct 4, 11:24 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 36 min |
| Oct 4, 11:24 PM CDT | Tornado Warning | TSA | Muskogee, Okmulgee | 51 min |
| Oct 4, 11:52 PM CDT | Flash Flood Warning | TSA | Osage, Pawnee | 2 hr |
| Oct 4, 11:54 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa, Wagoner | 51 min |
| Oct 5, 12:03 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Okfuskee, Okmulgee | 42 min |
| Oct 5, 12:10 AM CDT | Severe Thunderstorm Warning | TSA | McIntosh, Muskogee, Wagoner | 50 min |
| Oct 5, 12:11 AM CDT | Flash Flood Warning | TSA | Nowata, Washington | 2 hr |
| Oct 5, 12:11 AM CDT | Flash Flood Warning | TSA | Tulsa | 2 hr |
| Oct 5, 12:16 AM CDT | Tornado Warning | TSA | Muskogee, Wagoner | 29 min |
| Oct 5, 12:29 AM CDT | Tornado Warning | TSA | Cherokee | 46 min |
| Oct 5, 12:35 AM CDT | Flash Flood Warning | TSA | Creek, Okmulgee | 115 min |
| Oct 5, 12:38 AM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee | 52 min |
| Oct 5, 12:56 AM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Delaware | 49 min |
| Oct 5, 1:08 AM CDT | Severe Thunderstorm Warning | TSA | Craig | 37 min |
| Oct 5, 1:09 AM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Wagoner | 51 min |
| Oct 5, 1:36 AM CDT | Severe Thunderstorm Warning | TSA | Ottawa | 39 min |
| Oct 5, 1:49 AM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Delaware | 41 min |
| Oct 5, 2:01 AM CDT | Flash Flood Warning | TSA | Cherokee, Craig, Delaware, Mayes, Ottawa | 3 hr |
| Oct 5, 2:01 AM CDT | Flash Flood Warning | TSA | Creek, Okmulgee, Osage, Pawnee, Rogers, Tulsa and 2 more | 3 hr |
| Oct 5, 2:01 AM CDT | Flash Flood Warning | TSA | Muskogee | 3 hr |
| Oct 5, 2:01 AM CDT | Flash Flood Warning | TSA | Nowata | 3 hr |
| Oct 5, 3:34 AM CDT | Severe Thunderstorm Warning | TSA | Delaware | 26 min |
| Oct 5, 3:56 AM CDT | Severe Thunderstorm Warning | TSA | Delaware | 49 min |
| Oct 5, 4:35 AM CDT | Flash Flood Warning | TSA | Cherokee, Craig, Delaware, Mayes, Ottawa | 3 hr |
| Oct 5, 4:35 AM CDT | Flash Flood Warning | TSA | Creek, Osage, Pawnee, Tulsa | 3 hr |
| Oct 5, 4:35 AM CDT | Flash Flood Warning | TSA | Nowata, Rogers, Washington | 3 hr |
| Oct 5, 4:35 AM CDT | Flash Flood Warning | TSA | Wagoner | 3 hr |
| Oct 5, 7:55 AM CDT | Flash Flood Warning | TSA | Cherokee, Mayes, Muskogee, Okmulgee, Rogers, Tulsa and 1 more | 3 hr |
| Oct 5, 7:55 AM CDT | Flash Flood Warning | TSA | Creek, Okfuskee | 3 hr |
| Oct 5, 7:55 AM CDT | Flash Flood Warning | TSA | Craig, Delaware, Ottawa | 3 hr |
| Oct 5, 7:55 AM CDT | Flash Flood Warning | TSA | Adair | 3 hr |
| Oct 5, 10:53 AM CDT | Flash Flood Warning | TSA | Haskell, McIntosh, Pittsburg | 3 hr |
| Oct 5, 10:53 AM CDT | Flash Flood Warning | TSA | Adair, Cherokee, Delaware, Muskogee, Sequoyah | 3 hr |
| Oct 5, 1:45 PM CDT | Flash Flood Warning | TSA | Latimer, Pushmataha | 3 hr |
| Oct 5, 1:45 PM CDT | Flash Flood Warning | TSA | Haskell | 3 hr |
| Oct 5, 1:46 PM CDT | Flash Flood Warning | TSA | Pushmataha | 3 hr |
| Oct 5, 1:49 PM CDT | Flash Flood Warning | TSA | Adair | 3 hr |
| Oct 5, 1:59 PM CDT | Flash Flood Warning | TSA | LeFlore, Sequoyah | 3 hr |
| Oct 5, 2:09 PM CDT | Severe Thunderstorm Warning | TSA | Pushmataha | 61 min |
| Oct 5, 2:45 PM CDT | Flash Flood Warning | TSA | LeFlore, Sequoyah | 2 hr |
| Oct 5, 3:15 PM CDT | Flash Flood Warning | TSA | LeFlore | 3 hr |
| Oct 5, 4:20 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 25 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1998Every severe thunderstorm warning in 1998
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.