Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 107, NWS Green Bay, WI

June 25, 1998Door County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at Jun 25, 1998, 4:55 PM CDT for Door County, Wisconsin. It was in force for 50 min. 1 report 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 25, 1998, 4:55 PM CDT (21:55 UTC)
Expired
Jun 25, 1998, 5:45 PM CDT
In force
50 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Door County, WI

What was reported inside it

TimeReportWhereRemark
Jun 25, 5:30 PM CDTThunderstorm Wind 50Gills Rock, WI

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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.9 hours before the alert went out and 71 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, Green Bay/Straub, WI at 12:00Z on 1998-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Green Bay/Straub, WI at 12:00Z on 1998-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -365 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1160 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-365 m²/s²
0-3 km storm-relative helicity
-134 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

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 Green Bay, WI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 25, 4:30 PM CDT, 25 minutes earlier.

Area forecast discussion, Jun 25, 4:30 PM CDT, 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREEN BAY WI
430 PM CDT THU JUN 25 1998

TSTMS STARTING TO GET ORGANIZED TO OUR WEST. SO WILL BE VERY BRIEF.
LOOKS LIKE MAIN ACTION WILL BE LATE THIS AFT INTO THE EVENING AS UPPER
VORT HEADS FOR LAKE SUPERIOR AND WEAK SFC TROUGH ENTERING WESTERN WI
MOVES EAST. ETA/NGM BRING SFC TROUGH AND SLIGHTLY DRIER AIR ACROSS
NORHERN WI AFTER MIDNIGHT.  CULD BE A FEW LINGERING -SHRA FRI AM...BUT
LOOKS LIKE A BRIEF RESPITE DURING MOST OF DAY FRIDAY BEFORE NEXT SYS
BEGINS TO AFFECT THE STATE LATE FRIDAY.

EB

In the hours before

Special weather statement, Jun 25, 11:20 AM CDT, 5 hours 35 minutes before
WIZ005-010>013-018>022-030-031-035>040-045-048>050-252100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREEN BAY WI
1120 AM CDT THU JUN 25 1998

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND PARTS OF CENTRAL
AND NORTH-CENTRAL WISCONSIN.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE ENTIRE
FORECAST AREA LATE THIS AFTERNOON AND EVENING.

FORECAST:
MORE THUNDERSTORMS WILL REDEVELOP ACROSS WESTERN AND CENTRAL WISCONSIN
LATE THIS AFTERNOON THEN MOVE EAST DURING THE EVENING. DAMAGING WINDS
AND LARGE HAIL WILL BE THE PRIMARY THREAT.

DISCUSSION:
VERY MOIST AND UNSTABLE AIR NEAR THE SURFACE...COUPLED WITH AN UPPER-
LEVEL DISTURBANCE FORECAST TO MOVE ACROSS NORTHERN WISCONSIN WILL HELP
TO INITIATE MORE THUNDERSTORMS LATER THIS AFTERNOON.  A WARM FRONT
EXTENDING FROM SOUTHERN WISCONSIN TO CENTRAL MINNESOTA WILL BE THE
INITIAL FOCUS FOR CONVECTION LATER THIS AFTERNOON.  THUNDERSTORMS ARE
FORECAST TO DEVELOP NEAR THE WARM FRONT OVER WESTERN WISCONSIN LATE THIS
AFTERNOON THEN MOVE EAST ACROSS THE FORECAST AREA THIS EVENING.

SPOTTER ACTIVATION:
SPOTTER ACTIVATION MAY BE REQUIRED BY LATE THIS AFTERNOON.

THE SHORT-TERM FORECAST WILL BE ISSUED AS NEEDED TO PROVIDE ADDITIONAL
WEATHER INFORMATION.

EB
Special weather statement, Jun 25, 11:20 AM CDT, 5 hours 35 minutes before
WIZ005-010>013-018>022-030-031-035>040-045-048>050-252100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREEN BAY WI
1120 AM CDT THU JUN 25 1998

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND PARTS OF CENTRAL
AND NORTH-CENTRAL WISCONSIN.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE ENTIRE
FORECAST AREA LATE THIS AFTERNOON AND EVENING.

FORECAST:
MORE THUNDERSTORMS WILL REDEVELOP ACROSS WESTERN AND CENTRAL WISCONSIN
LATE THIS AFTERNOON THEN MOVE EAST DURING THE EVENING. DAMAGING WINDS
AND LARGE HAIL WILL BE THE PRIMARY THREAT.

DISCUSSION:
VERY MOIST AND UNSTABLE AIR NEAR THE SURFACE...COUPLED WITH AN UPPER-
LEVEL DISTURBANCE FORECAST TO MOVE ACROSS NORTHERN WISCONSIN WILL HELP
TO INITIATE MORE THUNDERSTORMS LATER THIS AFTERNOON.  A WARM FRONT
EXTENDING FROM SOUTHERN WISCONSIN TO CENTRAL MINNESOTA WILL BE THE
INITIAL FOCUS FOR CONVECTION LATER THIS AFTERNOON.  THUNDERSTORMS ARE
FORECAST TO DEVELOP NEAR THE WARM FRONT OVER WESTERN WISCONSIN LATE THIS
AFTERNOON THEN MOVE EAST ACROSS THE FORECAST AREA THIS EVENING.

SPOTTER ACTIVATION:
SPOTTER ACTIVATION MAY BE REQUIRED BY LATE THIS AFTERNOON.

THE SHORT-TERM FORECAST WILL BE ISSUED AS NEEDED TO PROVIDE ADDITIONAL
WEATHER INFORMATION.

EB
Local storm report, Jun 25, 3:38 PM CDT, 1 hour 17 minutes before
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Local storm report, Jun 25, 3:38 PM CDT, 1 hour 17 minutes before
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Local storm report, Jun 25, 4:01 PM CDT, 54 minutes before
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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Local storm report, Jun 25, 4:16 PM CDT, 39 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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The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 10:18 PM CDTSevere Thunderstorm WarningGRBWood62 min
Jun 24, 10:41 PM CDTSevere Thunderstorm WarningGRBMarathon79 min
Jun 24, 10:54 PM CDTSevere Thunderstorm WarningGRBWaupaca51 min
Jun 24, 11:45 PM CDTSevere Thunderstorm WarningGRBPortage, Wood65 min
Jun 25, 12:06 AM CDTSevere Thunderstorm WarningGRBWaupaca59 min
Jun 25, 12:07 AM CDTSevere Thunderstorm WarningGRBOconto33 min
Jun 25, 12:54 AM CDTSevere Thunderstorm WarningGRBOutagamie, Shawano61 min
Jun 25, 12:56 AM CDTTornado WarningGRBShawano34 min
Jun 25, 1:03 AM CDTTornado WarningGRBBrown27 min
Jun 25, 1:24 AM CDTSevere Thunderstorm WarningGRBBrown31 min
Jun 25, 1:32 AM CDTSevere Thunderstorm WarningGRBDoor, Kewaunee48 min
Jun 25, 2:15 AM CDTSevere Thunderstorm WarningGRBBrown, Calumet30 min
Jun 25, 2:24 AM CDTSevere Thunderstorm WarningGRBManitowoc51 min
Jun 25, 3:39 AM CDTSevere Thunderstorm WarningGRBLincoln, Marathon, Wood66 min
Jun 25, 4:17 AM CDTSevere Thunderstorm WarningGRBPortage63 min
Jun 25, 4:25 AM CDTSevere Thunderstorm WarningGRBShawano, Waupaca65 min
Jun 25, 4:42 AM CDTSevere Thunderstorm WarningGRBMenominee33 min
Jun 25, 5:05 AM CDTSevere Thunderstorm WarningGRBMarinette, Oconto60 min
Jun 25, 5:35 AM CDTSevere Thunderstorm WarningGRBDoor50 min
Jun 25, 6:32 AM CDTSevere Thunderstorm WarningGRBManitowoc33 min
Jun 25, 2:10 PM CDTSevere Thunderstorm WarningGRBLincoln, Marathon65 min
Jun 25, 2:52 PM CDTSevere Thunderstorm WarningGRBWood53 min
Jun 25, 3:10 PM CDTSevere Thunderstorm WarningGRBMarathon20 min
Jun 25, 3:14 PM CDTSevere Thunderstorm WarningGRBShawano46 min
Jun 25, 3:18 PM CDTSevere Thunderstorm WarningGRBForest, Marinette57 min
Jun 25, 3:23 PM CDTSevere Thunderstorm WarningGRBPortage82 min
Jun 25, 3:29 PM CDTSevere Thunderstorm WarningGRBShawano, Waupaca76 min
Jun 25, 3:29 PM CDTSevere Thunderstorm WarningGRBMenominee, Oconto76 min
Jun 25, 4:05 PM CDTSevere Thunderstorm WarningGRBMarinette, Oconto50 min
Jun 25, 5:14 PM CDTSevere Thunderstorm WarningGRBBrown31 min
Jun 25, 5:34 PM CDTSevere Thunderstorm WarningGRBKewaunee41 min
Jun 25, 6:52 PM CDTSevere Thunderstorm WarningGRBDoor23 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 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.