Alert archive / Oklahoma / Tornado Warnings in 1998

Tornado Warning 86, NWS Tulsa, OK

November 10, 1998Washington County, Arkansas; Adair County, Sequoyah County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Nov 10, 1998, 12:22 AM CST for Washington County, Arkansas; Adair County, Sequoyah County, Oklahoma. It was in force for 38 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, 12:22 AM CST (06:22 UTC)
Expired
Nov 10, 1998, 1:00 AM CST
In force
38 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Washington County, AR, Adair County, OK, Sequoyah County, OK

The radar

The Western Arkansas radar (KSRX), 58 km from the middle of the area, began a volume at 06:26 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

TimeReportWhereRemark
Nov 10, 12:30 AM CSTThunderstorm WindSpringdale, ARA tree, reportedly 2 feet in diameter, fell onto a power line near US Hwy 71B and Cooper Drive, causing a power outage for 1,900 customers as far north as Lowell.
Nov 10, 12:45 AM CSTThunderstorm WindFayetteville, ARNumerous trees were blown down from 2-5 miles south of Fayetteville.
Nov 10, 12:55 AM CSTThunderstorm Wind 52Short, OKTin was blown off the roof of a barn by a 60 mph gust.

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.

IssuedProductOfficeLasted
Nov 9, 11:00 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.4 hours before the alert went out and 141 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.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 1998-11-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 16 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1998-11-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 505 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
16 J/kg
Mixed-layer CIN
-341 J/kg
Mixed-layer LCL
524 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
505 m²/s²
0-3 km storm-relative helicity
565 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

681 
WFUS54 KTSA 100623 RRA
TORTUL
ARC143-OKC001-135-100700-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
1222 AM CST TUE NOV 10 1998

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
     EASTERN SEQUOYAH COUNTY IN EAST CENTRAL OKLAHOMA
     SOUTHERN ADAIR COUNTY IN EAST CENTRAL OKLAHOMA
     SOUTHERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS

* UNTIL 100 AM CST

* AT 1221 AM CST...RADAR INDICATED A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 4 MILES NORTH OF BRUSHY. MOVING NORTHEAST AT 45 MILES PER
  HOUR...THIS DANGEROUS STORM COULD PRODUCE A TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...  LEE CREEK...
  NATURAL DAM...TONTITOWN...SONORA...HARMON...WHEELER...GOSHEN...
  SAVOY...WEDINGTON...CINCINNATI...VINEY GROVE...GREENLAND...
  SUMMERS...SULPHUR CITY...CANEHILL...CLYDE...BRENTWOOD...MORROW...
  STRICKLER...BLACKBURN...FARMINGTON...ELKINS...PRAIRIE GROVE...
  LINCOLN...WEST FORK...WINSLOW...SPRINGDALE...FAYETTEVILLE...BEST...
  BRUSHY AND BUNCH

VERY HEAVY RAIN MAY MAKE THIS TORNADO INVISIBLE - TAKE COVER NOW IF
YOU WAIT UNTIL YOU SEE OR HEAR IT COMING IT MAY BE TOO LATE TO GET TO
A SAFE PLACE.

NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS - TAKE COVER NOW IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE

The office that day

Everything else NWS Tulsa, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 9, 11:39 PM CSTSevere Thunderstorm WarningTSABenton, Washington51 min
Nov 10, 12:15 AM CSTTornado WarningTSASebastian45 min
Nov 10, 12:15 AM CSTTornado WarningTSACrawford45 min
Nov 10, 12:20 AM CSTSevere Thunderstorm WarningTSABenton, Carroll, Madison55 min
Nov 10, 12:20 AM CSTSevere Thunderstorm WarningTSAWashington55 min
Nov 10, 12:50 AM CSTTornado WarningTSACrawford, Franklin, Sebastian40 min
Nov 10, 1:11 AM CSTSevere Thunderstorm WarningTSACarroll, Madison34 min
Nov 10, 1:25 AM CSTTornado WarningTSAFranklin20 min
Nov 9, 8:08 PM CSTSevere Thunderstorm WarningTSAOsage, Pawnee52 min
Nov 9, 8:54 PM CSTSevere Thunderstorm WarningTSAOsage, Pawnee66 min
Nov 9, 9:35 PM CSTSevere Thunderstorm WarningTSACreek, Osage, Pawnee, Tulsa55 min
Nov 9, 9:35 PM CSTSevere Thunderstorm WarningTSAWashington55 min
Nov 9, 9:54 PM CSTSevere Thunderstorm WarningTSAOkfuskee51 min
Nov 9, 9:59 PM CSTSevere Thunderstorm WarningTSANowata46 min
Nov 9, 10:21 PM CSTSevere Thunderstorm WarningTSACraig, Nowata, Rogers54 min
Nov 9, 10:21 PM CSTSevere Thunderstorm WarningTSAOkfuskee, Okmulgee54 min
Nov 9, 10:21 PM CSTSevere Thunderstorm WarningTSAMuskogee, Tulsa, Wagoner54 min
Nov 9, 10:31 PM CSTSevere Thunderstorm WarningTSAMcIntosh, Pittsburg59 min
Nov 9, 10:48 PM CSTSevere Thunderstorm WarningTSAMayes27 min
Nov 9, 11:09 PM CSTSevere Thunderstorm WarningTSAHaskell, Muskogee51 min
Nov 9, 11:09 PM CSTSevere Thunderstorm WarningTSALatimer, Pushmataha51 min
Nov 9, 11:17 PM CSTSevere Thunderstorm WarningTSAChoctaw58 min
Nov 9, 11:20 PM CSTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware25 min
Nov 9, 11:20 PM CSTSevere Thunderstorm WarningTSAOttawa25 min
Nov 9, 11:20 PM CSTTornado WarningTSALatimer, Pittsburg40 min
Nov 9, 11:36 PM CSTSevere Thunderstorm WarningTSALeFlore, Sequoyah39 min
Nov 9, 11:39 PM CSTSevere Thunderstorm WarningTSADelaware, Ottawa51 min
Nov 9, 11:39 PM CSTSevere Thunderstorm WarningTSACherokee51 min
Nov 9, 11:52 PM CSTTornado WarningTSAHaskell, Sequoyah38 min
Nov 9, 11:54 PM CSTTornado WarningTSALatimer, LeFlore36 min
Nov 9, 11:59 PM CSTTornado WarningTSAHaskell31 min
Nov 10, 12:08 AM CSTSevere Thunderstorm WarningTSAChoctaw, Pushmataha37 min

Nearby

Tornado Warnings in Oklahoma, 1998Tornado Warnings in Arkansas, 1998Every tornado warning in 1998Tornadoes 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.