Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 493, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Nov 10, 1998, 12:08 AM CST for Choctaw County, Pushmataha County, Oklahoma. It was in force for 37 min. 3 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
- Nov 10, 1998, 12:08 AM CST (06:08 UTC)
- Expired
- Nov 10, 1998, 12:45 AM CST
- In force
- 37 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Choctaw County, OK, Pushmataha County, OK
The radar
The Western Arkansas radar (KSRX), 156 km from the middle of the area, began a volume at 06:11 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 |
|---|---|---|---|
| Nov 10, 12:10 AM CST | Thunderstorm Wind | Nashoba, OK | Several large tree limbs were blown down. |
| Nov 10, 12:10 AM CST | Thunderstorm Wind | Hugo, OK | Several power lines were blown down. |
| Nov 10, 12:15 AM CST | Thunderstorm Wind | Hugo, OK | A large sign was blown down; large tree limbs were blown down; telephone lines 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Nov 9, 11:00 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 6.1 hours before the alert went out and 209 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
- 1298 J/kg
- Mixed-layer CIN
- -106 J/kg
- Mixed-layer LCL
- 834 m above ground
- 0-6 km bulk shear
- 89 kt
- 0-1 km storm-relative helicity
- 359 m²/s²
- 0-3 km storm-relative helicity
- 378 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 4.4
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Nov 9, 8:00 PM CST, 4 hours 8 minutes earlier.
Area forecast discussion, Nov 9, 8:00 PM CST, 4 hours 8 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 800 PM CST MON NOV 9 1998 SQUALL LINE WILL ENTER NW ZONES WITHIN THE HOUR AND EXPECT IT TO CONTINUE ACROSS ALL OF THE AREA. GOING FORECAST LOOKS OK AND WILL NOT UPDATE PRIOR TO 10 PM. WILL UPDATE ZONES AS LINE OF STORMS CLEARS...LIKELY AROUND MIDNIGHT. WIND ADVISORY LOOKS GOOD. /13 .TUL... OK...WIND ADVISORY FOR TONIGHT FOR ZONES OKZ049...OKZ053>077. AR...WIND ADVISORY FOR TONIGHT FOR ZONES ARZ001>002...ARZ010>011... ARZ019>020...ARZ029.
In the hours before
Local storm report, Nov 9, 11:17 PM CST, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1117 PM CST MON NOV 09 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1100 PM BIG CABIN OK 60 MPH TSTM GUST
11/09/98 CRAIG
1113 PM MUSKOGEE OK 60 MPH TSTM GUST
11/09/98 MUSKOGEELocal storm report, Nov 9, 11:19 PM CST, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1119 PM CST MON NOV 09 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1050 PM HENRYETTA OK 60 MPH TSTM GUST
11/09/98 OKMULGEELocal storm report, Nov 9, 11:25 PM CST, 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1125 PM CST MON NOV 09 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1115 PM DOW OK TORNADO
11/09/98 PITTSBURG PUBLIC REPORTED A BRIEF
TORNADO TOUCHDOWN IN DOWLocal storm report, Nov 9, 11:36 PM CST, 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1136 PM CST MON NOV 09 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1120 PM BERNICE OK 60 MPH TSTM GUST
11/09/98 DELAWARE
1125 PM 2 E MUSKOGEE OK 60 MPH TSTM GUST
11/09/98 MUSKOGEE
1125 PM 9 W JAY OK .75 INCH HAIL
11/09/98 DELAWARELocal storm report, Nov 9, 11:42 PM CST, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1142 PM CST MON NOV 09 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1115 PM 2 S WAGONER OK 65 MPH TSTM GUST
11/09/98 WAGONERLocal storm report, Nov 9, 11:50 PM CST, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1150 PM CST MON NOV 09 1998
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1100 PM 2 S SAVANNA OK WIND DAMAGE
11/09/98 PITTSBURG BARNS DAMAGEDThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 9, 8:08 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 52 min |
| Nov 9, 8:54 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 66 min |
| Nov 9, 9:35 PM CST | Severe Thunderstorm Warning | TSA | Creek, Osage, Pawnee, Tulsa | 55 min |
| Nov 9, 9:35 PM CST | Severe Thunderstorm Warning | TSA | Washington | 55 min |
| Nov 9, 9:54 PM CST | Severe Thunderstorm Warning | TSA | Okfuskee | 51 min |
| Nov 9, 9:59 PM CST | Severe Thunderstorm Warning | TSA | Nowata | 46 min |
| Nov 9, 10:21 PM CST | Severe Thunderstorm Warning | TSA | Craig, Nowata, Rogers | 54 min |
| Nov 9, 10:21 PM CST | Severe Thunderstorm Warning | TSA | Okfuskee, Okmulgee | 54 min |
| Nov 9, 10:21 PM CST | Severe Thunderstorm Warning | TSA | Muskogee, Tulsa, Wagoner | 54 min |
| Nov 9, 10:31 PM CST | Severe Thunderstorm Warning | TSA | McIntosh, Pittsburg | 59 min |
| Nov 9, 10:48 PM CST | Severe Thunderstorm Warning | TSA | Mayes | 27 min |
| Nov 9, 11:09 PM CST | Severe Thunderstorm Warning | TSA | Haskell, Muskogee | 51 min |
| Nov 9, 11:09 PM CST | Severe Thunderstorm Warning | TSA | Latimer, Pushmataha | 51 min |
| Nov 9, 11:17 PM CST | Severe Thunderstorm Warning | TSA | Choctaw | 58 min |
| Nov 9, 11:20 PM CST | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Delaware | 25 min |
| Nov 9, 11:20 PM CST | Severe Thunderstorm Warning | TSA | Ottawa | 25 min |
| Nov 9, 11:20 PM CST | Tornado Warning | TSA | Latimer, Pittsburg | 40 min |
| Nov 9, 11:36 PM CST | Severe Thunderstorm Warning | TSA | LeFlore, Sequoyah | 39 min |
| Nov 9, 11:39 PM CST | Severe Thunderstorm Warning | TSA | Delaware, Ottawa | 51 min |
| Nov 9, 11:39 PM CST | Severe Thunderstorm Warning | TSA | Adair | 51 min |
| Nov 9, 11:39 PM CST | Severe Thunderstorm Warning | TSA | Cherokee | 51 min |
| Nov 9, 11:52 PM CST | Tornado Warning | TSA | Haskell, Sequoyah | 38 min |
| Nov 9, 11:54 PM CST | Tornado Warning | TSA | Latimer, LeFlore | 36 min |
| Nov 9, 11:59 PM CST | Tornado Warning | TSA | Haskell | 31 min |
| Nov 10, 12:15 AM CST | Tornado Warning | TSA | LeFlore | 45 min |
| Nov 10, 12:22 AM CST | Tornado Warning | TSA | Adair, Sequoyah | 38 min |
| Nov 10, 12:15 AM CST | Tornado Warning | TSA | Crawford | 45 min |
| Nov 10, 12:20 AM CST | Severe Thunderstorm Warning | TSA | Benton, Carroll, Madison | 55 min |
| Nov 10, 12:20 AM CST | Severe Thunderstorm Warning | TSA | Washington | 55 min |
| Nov 10, 12:50 AM CST | Tornado Warning | TSA | Crawford, Franklin, Sebastian | 40 min |
| Nov 10, 1:11 AM CST | Severe Thunderstorm Warning | TSA | Carroll, Madison | 34 min |
| Nov 10, 1:25 AM CST | Tornado Warning | TSA | Franklin | 20 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; radar from the NEXRAD Level II archive.