Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 449, NWS Tulsa, OK

October 5, 1998Muskogee County, Wagoner County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Oct 5, 1998, 1:09 AM CDT for Muskogee County, Wagoner County, Oklahoma. It was in force for 51 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, 1:09 AM CDT (06:09 UTC)
Expired
Oct 5, 1998, 2:00 AM CDT
In force
51 min
Issued by
NWS Tulsa, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Muskogee County, OK, Wagoner County, OK

What was reported inside it

TimeReportWhereRemark
Oct 5, 1:30 AM CDTHail 1Porter, OK

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
Oct 4, 11:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 6.2 hours before the alert went out and 181 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.

739 
WUUS54 KTSA 050610 RRA
SVRTUL
OKC101-145-050700-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
109 AM CDT MON OCT 5 1998

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR
     NORTHERN MUSKOGEE COUNTY IN EAST CENTRAL OKLAHOMA
     SOUTHERN WAGONER COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 200 AM CDT

* AT 109 AM CDT RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES WEST
  OF JAMESVILLE...MOVING EAST AT 30 MILES PER HOUR.

* SOME LOCATIONS AFFECTED INCLUDE...  HASKELL...FORT GIBSON...TAFT...
  JAMESVILLE...SUMMIT...BOYNTON...MUSKOGEE...OKAY AND TULLAHASSEE

HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 65 MPH CAN BE EXPECTED IN 
THE WARNED AREA.

A TORNADO WATCH IS ALSO IN EFFECT. TORNADOES CAN DEVELOP SUDDENLY
FROM SEVERE THUNDERSTORMS. BE ALERT FOR RAPIDLY CHANGING WEATHER
CONDITIONS.

LAT...LON 3579 9575 3560 9572 3568 9516 3593 9521

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 Oct 4, 8:15 PM CDT, 4 hours 54 minutes earlier.

Area forecast discussion, Oct 4, 8:15 PM CDT, 4 hours 54 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
815 PM CDT SUN OCT 4 1998

ISSUED FLASH FLOOD WATCH FOR NORTHEAST OKLAHOMA OVERNIGHT
WITH CELLS TRAINING AND IR SAT PICS INDICATING CONTINUED
BACKBUILDING POSSIBLE OVERNIGHT AS UPPER JET PIVOTS INTO
SOUTHERN PLAINS. UPPED POPS TO 100% IN WATCH AREA AND ALSO
UPPED POPS ELSEWHERE. FRONT IN NW KANSAS IS NOT
COMING SOUTHEAST VERY QUICKLY AND MAY MEAN HEAVY RAIN
THREAT WILL CONTINUE INTO MONDAY OVER MUCH OF THE AREA.
ENTIRE FORECAST AREA UNDER TORNADO WATCH UNTIL 1AM BUT
AM NOT SURE FAR SOUTHEAST ZONES WILL SEE PRECIP UNTIL
MONDAY MORNING...SO LEFT CHANCE POPS NEAR RED RIVER
OVERNIGHT. NO OTR CHANGES. ZONES AND FFA HAVE BEEN
ISSUED.

FCSTID = 13

.TUL...
OK...FLASH FLOOD WATCH FOR TONIGHT FOR ZONES OKZ054>067.

AR...NONE.

In the hours before

Special weather statement, Oct 4, 8:36 PM CDT, 4 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
836 PM CDT SUN OCT 4 1998

...TORNADO WATCH NUMBER 864 HAS BEEN EXPANDED TO INCLUDE
PAWNEE COUNTY AND NOW INCLUDES ALL OF EASTERN OKLAHOMA AND
NORTHWEST ARKANSAS UNTIL 1AM...

SOME CITIES INCLUDED IN THE WATCH ARE...

BARTLESVILLE    CLAREMORE       DURANT          HUGO
IDABEL          MCALESTER       MIAMI           MUSKOGEE
OKMULGEE        PRYOR           SALLISAW        TAHLEQUAH
TULSA           VINITA		FORT SMITH	FAYETTEVILLE
BENTONVILLE	HUNTSVILLE	BERRYVILLE

COUNTIES INCLUDED IN THE WATCH
IN EASTERN OKLAHOMA:

ADAIR           CHEROKEE        CRAIG           CREEK
DELAWARE        MAYES           MCINTOSH        MUSKOGEE
NOWATA          OKFUSKEE        OKMULGEE        OSAGE
OTTAWA          ROGERS          SEQUOYAH        TULSA
WAGONER         WASHINGTON	PAWNEE
CHOCTAW         HASKELL         LATIMER         LE FLORE
PITTSBURG       PUSHMATAHA

IN NORTHWEST ARKANSAS:

SEBASTIAN	CRAWFORD	FRANKLIN	WASHINGTON
BENTON		CARROLL		MADISON
Special weather statement, Oct 4, 8:36 PM CDT, 4 hours 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
836 PM CDT SUN OCT 4 1998

...TORNADO WATCH NUMBER 864 HAS BEEN EXPANDED TO INCLUDE
PAWNEE COUNTY AND NOW INCLUDES ALL OF EASTERN OKLAHOMA AND
NORTHWEST ARKANSAS UNTIL 1AM...

SOME CITIES INCLUDED IN THE WATCH ARE...

BARTLESVILLE    CLAREMORE       DURANT          HUGO
IDABEL          MCALESTER       MIAMI           MUSKOGEE
OKMULGEE        PRYOR           SALLISAW        TAHLEQUAH
TULSA           VINITA		FORT SMITH	FAYETTEVILLE
BENTONVILLE	HUNTSVILLE	BERRYVILLE

COUNTIES INCLUDED IN THE WATCH
IN EASTERN OKLAHOMA:

ADAIR           CHEROKEE        CRAIG           CREEK
DELAWARE        MAYES           MCINTOSH        MUSKOGEE
NOWATA          OKFUSKEE        OKMULGEE        OSAGE
OTTAWA          ROGERS          SEQUOYAH        TULSA
WAGONER         WASHINGTON	PAWNEE
CHOCTAW         HASKELL         LATIMER         LE FLORE
PITTSBURG       PUSHMATAHA

IN NORTHWEST ARKANSAS:

SEBASTIAN	CRAWFORD	FRANKLIN	WASHINGTON
BENTON		CARROLL		MADISON
Local storm report, Oct 4, 9:09 PM CDT, 4 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
909 PM CDT SUN OCT 04 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0804 PM    CLEVELAND                 OK   60 MPH TSTM GUST
10/04/98   PAWNEE

0839 PM    HALLETT                   OK   60 MPH TSTM GUST
10/04/98   PAWNEE

0839 PM    HALLETT                   OK   1.75 INCH HAIL
10/04/98   PAWNEE

0844 PM    HOMINY                    OK   80 MPH TSTM GUST
10/04/98   OSAGE

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, 8:30 PM CDTTornado WarningTSACreek45 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, 1:36 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

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.