Alert archive / Oklahoma / Tornado Warnings in 1998

Tornado Warning 62, NWS Tulsa, OK

October 4, 1998Creek County, Oklahoma

NWS Tulsa, OK issued this tornado warning at Oct 4, 1998, 8:30 PM CDT for Creek County, Oklahoma. It was in force for 45 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 4, 1998, 8:30 PM CDT (01:30 UTC)
Expired
Oct 4, 1998, 9:15 PM CDT
In force
45 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Creek County, OK

What was reported inside it

TimeReportWhereRemark
Oct 4, 8:40 PM CDTHail 1.75Oilton, OKLocation: intersection of OK Hwy 99 and 51

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, 1.5 hours before the alert went out and 124 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, Norman, OK at 00:00Z on 1998-10-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1746 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, Norman, OK at 00:00Z on 1998-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 293 square meters per square second.19395878Sfc1 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
1746 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
1456 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
293 m²/s²
0-3 km storm-relative helicity
419 m²/s²
Significant tornado parameter
2.0
Supercell composite
28.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 050132 RRA
TORTUL
OKC037-050215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
830 PM CDT SUN OCT 4 1998

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
     NORTHERN CREEK COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 915 PM CDT

* AT 830 PM CDT...RADAR INDICATED A DEVELOPING TORNADO NEAR YALE.   
THIS DANGEROUS STORM IS MOVING EAST AT 35 MILES PER HOUR.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...  MANNFORD...
  SILVER CITY AND OILTON

NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS - TAKE COVER NOW! DO NOT
WAIT UNTIL YOU SEE OR HEAR IT COMING - IT MAY BE TOO LATE TO GET A
SAFE PLACE!

LAT...LON 3616 9684 3598 9679 3607 9620 3618 9623

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 4, 7:00 PM CDTTornado WarningTSAPawnee45 min
Oct 4, 7:35 PM CDTTornado WarningTSAOsage, Pawnee40 min
Oct 4, 8:12 PM CDTTornado WarningTSAOsage48 min
Oct 4, 8:20 PM CDTTornado WarningTSAPawnee25 min
Oct 4, 8:39 PM CDTTornado WarningTSAOsage, Pawnee51 min
Oct 4, 9:01 PM CDTSevere Thunderstorm WarningTSATulsa, Washington29 min
Oct 4, 9:11 PM CDTFlash Flood WarningTSAOsage, Pawnee3 hr
Oct 4, 9:11 PM CDTSevere Thunderstorm WarningTSANowata, Rogers34 min
Oct 4, 9:27 PM CDTTornado WarningTSAOsage, Pawnee33 min
Oct 4, 9:40 PM CDTTornado WarningTSACreek, Okfuskee50 min
Oct 4, 9:49 PM CDTSevere Thunderstorm WarningTSACraig, Nowata, Rogers56 min
Oct 4, 9:54 PM CDTSevere Thunderstorm WarningTSAOsage36 min
Oct 4, 10:02 PM CDTTornado WarningTSATulsa, Washington43 min
Oct 4, 10:11 PM CDTTornado WarningTSACraig, Nowata49 min
Oct 4, 10:26 PM CDTTornado WarningTSARogers34 min
Oct 4, 10:27 PM CDTTornado WarningTSAOkfuskee48 min
Oct 4, 10:36 PM CDTTornado WarningTSATulsa, Washington39 min
Oct 4, 10:45 PM CDTSevere Thunderstorm WarningTSACreek, Okmulgee45 min
Oct 4, 10:49 PM CDTTornado WarningTSACreek, Okmulgee41 min
Oct 4, 10:56 PM CDTTornado WarningTSARogers34 min
Oct 4, 11:07 PM CDTTornado WarningTSAOkfuskee38 min
Oct 4, 11:24 PM CDTSevere Thunderstorm WarningTSACraig36 min
Oct 4, 11:24 PM CDTTornado WarningTSAMuskogee, Okmulgee51 min
Oct 4, 11:52 PM CDTFlash Flood WarningTSAOsage, Pawnee2 hr
Oct 4, 11:54 PM CDTSevere Thunderstorm WarningTSATulsa, Wagoner51 min
Oct 5, 12:03 AM CDTSevere Thunderstorm WarningTSACreek, Okfuskee, Okmulgee42 min
Oct 5, 12:10 AM CDTSevere Thunderstorm WarningTSAMcIntosh, Muskogee, Wagoner50 min
Oct 5, 12:11 AM CDTFlash Flood WarningTSANowata, Washington2 hr
Oct 5, 12:11 AM CDTFlash Flood WarningTSATulsa2 hr
Oct 5, 12:16 AM CDTTornado WarningTSAMuskogee, Wagoner29 min
Oct 5, 12:29 AM CDTTornado WarningTSACherokee46 min
Oct 5, 12:35 AM CDTFlash Flood WarningTSACreek, Okmulgee115 min
Oct 5, 12:38 AM CDTSevere Thunderstorm WarningTSACreek, Okmulgee52 min
Oct 5, 12:56 AM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware49 min
Oct 5, 1:08 AM CDTSevere Thunderstorm WarningTSACraig37 min
Oct 5, 1:09 AM CDTSevere Thunderstorm WarningTSAMuskogee, Wagoner51 min
Oct 5, 1:36 AM CDTSevere Thunderstorm WarningTSAOttawa39 min
Oct 5, 1:49 AM CDTSevere Thunderstorm WarningTSAAdair, Cherokee, Delaware41 min
Oct 5, 2:01 AM CDTFlash Flood WarningTSACherokee, Craig, Delaware, Mayes, Ottawa3 hr
Oct 5, 2:01 AM CDTFlash Flood WarningTSACreek, Okmulgee, Osage, Pawnee, Rogers, Tulsa and 2 more3 hr
Oct 5, 2:01 AM CDTFlash Flood WarningTSAMuskogee3 hr
Oct 5, 2:01 AM CDTFlash Flood WarningTSANowata3 hr
Oct 5, 3:34 AM CDTSevere Thunderstorm WarningTSADelaware26 min
Oct 5, 3:56 AM CDTSevere Thunderstorm WarningTSADelaware49 min
Oct 5, 4:35 AM CDTFlash Flood WarningTSACherokee, Craig, Delaware, Mayes, Ottawa3 hr
Oct 5, 4:35 AM CDTFlash Flood WarningTSACreek, Osage, Pawnee, Tulsa3 hr
Oct 5, 4:35 AM CDTFlash Flood WarningTSANowata, Rogers, Washington3 hr
Oct 5, 4:35 AM CDTFlash Flood WarningTSAWagoner3 hr
Oct 5, 7:55 AM CDTFlash Flood WarningTSACherokee, Mayes, Muskogee, Okmulgee, Rogers, Tulsa and 1 more3 hr
Oct 5, 7:55 AM CDTFlash Flood WarningTSACreek, Okfuskee3 hr
Oct 5, 7:55 AM CDTFlash Flood WarningTSACraig, Delaware, Ottawa3 hr
Oct 5, 7:55 AM CDTFlash Flood WarningTSAAdair3 hr
Oct 5, 10:53 AM CDTFlash Flood WarningTSAHaskell, McIntosh, Pittsburg3 hr
Oct 5, 10:53 AM CDTFlash Flood WarningTSAAdair, Cherokee, Delaware, Muskogee, Sequoyah3 hr
Oct 5, 1:45 PM CDTFlash Flood WarningTSALatimer, Pushmataha3 hr
Oct 5, 1:45 PM CDTFlash Flood WarningTSAHaskell3 hr
Oct 5, 1:46 PM CDTFlash Flood WarningTSAPushmataha3 hr
Oct 5, 1:49 PM CDTFlash Flood WarningTSAAdair3 hr
Oct 5, 1:59 PM CDTFlash Flood WarningTSALeFlore, Sequoyah3 hr
Oct 5, 2:09 PM CDTSevere Thunderstorm WarningTSAPushmataha61 min
Oct 5, 2:45 PM CDTFlash Flood WarningTSALeFlore, Sequoyah2 hr
Oct 5, 3:15 PM CDTFlash Flood WarningTSALeFlore3 hr
Oct 5, 4:20 PM CDTSevere Thunderstorm WarningTSALeFlore25 min
Oct 5, 5:42 PM CDTSevere Thunderstorm WarningTSAHaskell, LeFlore, Sequoyah33 min

Nearby

Tornado Warnings in Oklahoma, 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.