Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 332, NWS Norman, OK

June 10, 1998Garfield County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jun 10, 1998, 6:15 PM CDT for Garfield County, Oklahoma. It was in force for 45 min. 6 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
Jun 10, 1998, 6:15 PM CDT (23:15 UTC)
Expired
Jun 10, 1998, 7:00 PM CDT
In force
45 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Garfield County, OK

The radar

The Vance AFB radar (KVNX), 51 km from the middle of the area, began a volume at 23:18 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
Jun 10, 6:20 PM CDTHail 1Enid, OK
Jun 10, 6:20 PM CDTThunderstorm WindEnid, OKSevere thunderstorm winds wrapped a trampoline around a pole and downed many tree limbs.
Jun 10, 6:20 PM CDTThunderstorm Wind 61Enid, OKThunderstorm wind gust of 70 mph was reported by a spotter.
Jun 10, 6:23 PM CDTThunderstorm Wind 50Vance Afb, OK
Jun 10, 6:30 PM CDTThunderstorm Wind 61Enid, OK
Jun 10, 6:30 PM CDTThunderstorm WindKremlin, OKPower 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 nearest sounding before it

Lamont, OK (KLMN), launched 12:00Z, 11.3 hours before the alert went out and 38 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, Lamont, OK at 12:00Z on 1998-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 944 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, Lamont, OK at 12:00Z on 1998-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 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
944 J/kg
Mixed-layer CIN
-290 J/kg
Mixed-layer LCL
1074 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
225 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

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 Norman, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 10, 3:00 PM CDT, 3 hours 15 minutes earlier.

Area forecast discussion, Jun 10, 3:00 PM CDT, 3 hours 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORMAN OK
300 PM CDT WED JUN 10 1998

CNVCTN INCRSG OVR NTX/SRN OK AHD OF MID LVL WV MOVG NWD. THIS
FEATURE IS NOT PICKED UP BY MDLS. EXPCT PCPN TO OVRSPRD MUCH OF SRN
AND CNTL ZNS THIS EVENING. ANOTHER SHTWV APCHG SWRN NM WL MOVE NE
AND INCRS PCPN OUT W LATER ON TNGT. PREV PCPN OVR SRN OK AND TX PTN
OF FA HAS RESULTED IN SATURATED GROUND...SO WL GO WITH A FLASH FLOOD
WATCH FOR THOSE AREAS TNGT.

WL SIDE WITH THE AVN AND ITS FASTER MVMT OF SHTWV...WHICH SHUD MOVE
NE OF AREA THU AFTN. BLV THAT AVN/NGM ARE TOO DEEP WITH SFC LOW OVR
CNTL PLNS ON THU...SO WL FOLLOW ETA SFC FEATURES WHICH KEEPS SFC
TROF FURTHER W. RESIDUAL MSTR AND ANY LO CLDS MAY HAMPER INSOLATION
EARLY...BUT EXPCT ENUF BREAKS IN CLDS DURG AFTN FOR TEMPS TO REACH
MOS VALUES.

NOT TOO MUCH CHG IN THE OVERALL PATERN THRU 48 HRS...AND CONFIDENCE
IN MDL DEPICTIONS NOT EXTREMELY HIGH. THU NGT AND FRI SHUD BE A
RELATIVE LULL IN PCPN...SO WL KEEP POPS IN THE SLGT CHC CATEGORY.
AVN BRINGS MAIN UPR TROF OUT TO THE 4-CORNERS AREA BY BEGINNING OF
DAY SAT...SO WL INCRS POPS FRI NGT AND SAT.   ..04..

GAG 66/90/62/94 4222    PNC 73/89/68/90 4322    HBR 69/92/67/95 67222
SPS 70/93/69/96 +222    OKC 71/87/69/92 7322    DUA 74/89/71/91 +322

.OKC...
OK...FLASH FLOOD WATCH TNGT ZNS 37>48..50>52.
TX...FALSH FLOOD WATCH TNGT ZNS 84>90.

In the hours before

Local storm report, Jun 10, 3:39 PM CDT, 2 hours 36 minutes before
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Local storm report, Jun 10, 3:39 PM CDT, 2 hours 36 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 10, 3:42 PM CDT, 2 hours 33 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
342 PM CDT WED JUN 10 1998

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

0300 PM    ADA                       OK   WIND DAMAGE
06/10/98   PONTOTOC                       FEW TREES BLOWN DOWN IN
                                          ADA.

TL
Local storm report, Jun 10, 3:42 PM CDT, 2 hours 33 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
342 PM CDT WED JUN 10 1998

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

0300 PM    ADA                       OK   WIND DAMAGE
06/10/98   PONTOTOC                       FEW TREES BLOWN DOWN IN
                                          ADA.

TL
Local storm report, Jun 10, 3:50 PM CDT, 2 hours 25 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
350 PM CDT WED JUN 10 1998

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

0350 PM    BOWLEGS                   OK   60 MPH WIND GUST
06/10/98   SEMINOLE

TL
Local storm report, Jun 10, 3:50 PM CDT, 2 hours 25 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORMAN OK
350 PM CDT WED JUN 10 1998

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

0350 PM    BOWLEGS                   OK   60 MPH WIND GUST
06/10/98   SEMINOLE

TL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 7:09 PM CDTFlash Flood WarningOUNMurray2 hr
Jun 9, 7:15 PM CDTSevere Thunderstorm WarningOUNTillman45 min
Jun 9, 7:31 PM CDTSevere Thunderstorm WarningOUNCarter, Johnston, Love, Marshall44 min
Jun 9, 7:31 PM CDTSevere Thunderstorm WarningOUNPontotoc44 min
Jun 9, 7:58 PM CDTSevere Thunderstorm WarningOUNCoal47 min
Jun 9, 8:06 PM CDTSevere Thunderstorm WarningOUNAtoka, Bryan39 min
Jun 9, 8:09 PM CDTSevere Thunderstorm WarningOUNLove51 min
Jun 9, 8:43 PM CDTSevere Thunderstorm WarningOUNAtoka, Coal47 min
Jun 9, 8:43 PM CDTSevere Thunderstorm WarningOUNBryan47 min
Jun 9, 8:44 PM CDTSevere Thunderstorm WarningOUNTillman46 min
Jun 9, 8:55 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton, Tillman50 min
Jun 9, 9:41 PM CDTSevere Thunderstorm WarningOUNComanche, Cotton, Stephens34 min
Jun 9, 10:02 PM CDTSevere Thunderstorm WarningOUNComanche, Kiowa43 min
Jun 9, 10:15 PM CDTSevere Thunderstorm WarningOUNStephens45 min
Jun 9, 10:44 PM CDTSevere Thunderstorm WarningOUNComanche46 min
Jun 9, 10:54 PM CDTSevere Thunderstorm WarningOUNCarter, Garvin, Stephens51 min
Jun 9, 11:14 PM CDTSevere Thunderstorm WarningOUNMurray31 min
Jun 9, 11:18 PM CDTFlash Flood WarningOUNMurray87 min
Jun 9, 11:46 PM CDTSevere Thunderstorm WarningOUNGarvin, Stephens44 min
Jun 9, 11:49 PM CDTSevere Thunderstorm WarningOUNJohnston, Murray, Pontotoc41 min
Jun 10, 12:05 AM CDTSevere Thunderstorm WarningOUNCaddo, Kiowa, Washita40 min
Jun 10, 12:47 AM CDTSevere Thunderstorm WarningOUNCoal28 min
Jun 10, 1:18 AM CDTSevere Thunderstorm WarningOUNAtoka27 min
Jun 10, 2:12 PM CDTSevere Thunderstorm WarningOUNCarter, Johnston, Marshall48 min
Jun 10, 2:43 PM CDTSevere Thunderstorm WarningOUNJohnston, Murray, Pontotoc47 min
Jun 10, 3:30 PM CDTSevere Thunderstorm WarningOUNSeminole45 min
Jun 9, 7:25 PM CDTSevere Thunderstorm WarningOUNClay35 min
Jun 9, 9:34 PM CDTSevere Thunderstorm WarningOUNArcher, Wichita36 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.