Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 142, NWS Duluth, MN

July 29, 2006Price County, Wisconsin

NWS Duluth, MN issued this severe thunderstorm warning at Jul 29, 2006, 5:03 AM CDT for Price County, Wisconsin. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 29, 2006, 5:03 AM CDT (10:03 UTC)
Expired
Jul 29, 2006, 5:30 AM CDT
In force
27 min
Issued by
NWS Duluth, MN
Area
Counties, with a storm outline in the text

County Price County, WI

The radar

The Duluth radar (KDLH), 192 km from the middle of the area, began a volume at 10:03 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 29, 3:18 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 10.1 hours before the alert went out and 222 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 00:00Z on 2006-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2310 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 00:00Z on 2006-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.193958Sfc1 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
2310 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1504 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.5
Supercell composite
6.9

Open this sounding in Storm Lab

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 Duluth, MN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 29, 4:04 AM CDT, 59 minutes earlier.

Area forecast discussion, Jul 29, 4:04 AM CDT, 59 minutes before
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Hazardous weather outlook, Jul 28, 12:50 PM CDT, 16 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE DULUTH MN
1250 PM CDT FRI JUL 28 2006

LSZ121-140>148-162-MNZ010>012-018>021-025-026-033>038-WIZ001>004-
006>009-291800-
BAYFIELD TO OAK POINT WI-GRAND PORTAGE TO GRAND MARAIS MN-
GRAND MARAIS TO TACONITE HARBOR MN-
TACONITE HARBOR TO SILVER BAY HARBOR MN-
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-
DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI-
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-
OPEN WATERS OF LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI
TO GRAND PORTAGE MN-KOOCHICHING-NORTHERN ST. LOUIS-
NORTHERN COOK/NORTHERN LAKE-NORTHERN ITASCA-CENTRAL ST. LOUIS-
SOUTHERN LAKE/LAKESHORE-SOUTHERN COOK/LAKESHORE-NORTHERN CASS-
SOUTHERN ITASCA-SOUTHERN CASS-CROW WING-NORTHERN AITKIN-
SOUTHERN AITKIN-CARLTON/SOUTHERN ST. LOUIS-PINE-DOUGLAS-BAYFIELD-
ASHLAND-IRON-BURNETT-WASHBURN-SAWYER-PRICE-
1250 PM CDT FRI JUL 28 2006

...THERE IS A SLIGHT RISKE OF SEVERE THUNDERSTORMS THIS AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA...
NORTHWEST WISCONSIN AND WESTERN LAKE SUPERIOR.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A HEAT ADVISORY IN EFFECT FOR LOCATIONS SOUTH OF A LINE FROM PINE
RIVER...TO AITKIN...WILLOW RIVER...HAYWARD...TO PHILLIPS. TEMPERATURES
THIS AFTERNOON WILL CLIMB INTO THE MID 90S ACROSS THE AREA WITH
DEW POINTS IN THE MID TO UPPER 70S. ISOLATED LOCATIONS WILL
APPROACH 100 DEGREES THIS AFTERNOON.

THUNDERSTORMS ARE EXPECTED TO FORM THIS AFTERNOON MAINLY OVER
NORTHWEST WISCONSIN. THESE STORMS ARE EXPECTED TO CONTINUE INTO
THE OVERNIGHT HOURS. THERE IS A SLIGHT RISK OF SOME OF THESE
STORMS BECOMING SEVERE. DAMAGING WIND AND HAIL ARE THE PRIMARY
THREATS.

ADDITIONAL THUNDERSTORMS AND POSSIBLE MCS WILL MOVE INTO THE
WESTERN FORECAST AREA GENERALLY AFTER MIDNIGHT. THESE STORMS WILL
THEN TRACK EAST OVER THE NORTHLAND INTO SATURDAY MORNING. THERE
IS A SLIGHT RISK OF SOME OF THESE STORMS BECOMING SEVERE. DAMAGING
WIND AND HAIL ARE THE PRIMARY THREATS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THUNDERSTORMS ARE EXPECTED TO CONTINUE EARLY SATURDAY ACROSS MUCH
OF THE FORECAST AREA. THERE IS A SLIGHT RISK OF SOME OF THESE
STORMS BECOMING SEVERE. DAMAGING WIND AND HAIL ARE THE PRIMARY
THREATS.

SCATTERED THUNDERSTORMS ARE POSSIBLE THROUGH THE WEEKEND AND AGAIN
MONDAY THROUGH WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND TONIGHT.

BRANDT

In the hours before

Local storm report, Jul 28, 11:19 PM CDT, 5 hours 44 minutes before
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Local storm report, Jul 28, 11:23 PM CDT, 5 hours 40 minutes before
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Local storm report, Jul 29, 12:13 AM CDT, 4 hours 50 minutes before
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Local storm report, Jul 29, 3:51 AM CDT, 1 hour 12 minutes before
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Local storm report, Jul 29, 3:54 AM CDT, 1 hour 9 minutes before
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Local storm report, Jul 29, 4:20 AM CDT, 43 minutes before
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The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 28, 7:13 PM CDTSpecial Marine WarningDLH47 min
Jul 28, 7:40 PM CDTSpecial Marine WarningDLH42 min
Jul 29, 1:06 AM CDTSpecial Marine WarningDLH21 min
Jul 29, 1:06 AM CDTSevere Thunderstorm WarningDLHCass, Itasca39 min
Jul 29, 2:14 AM CDTSpecial Marine WarningDLH43 min
Jul 29, 2:22 AM CDTSevere Thunderstorm WarningDLHAitkin, Itasca, Saint Louis38 min
Jul 29, 2:30 AM CDTSevere Thunderstorm WarningDLHCass, Crow Wing45 min
Jul 29, 2:47 AM CDTSevere Thunderstorm WarningDLHCarlton, Lake, Saint Louis43 min
Jul 29, 2:52 AM CDTSpecial Marine WarningDLH53 min
Jul 29, 3:07 AM CDTSevere Thunderstorm WarningDLHAitkin23 min
Jul 29, 3:26 AM CDTSevere Thunderstorm WarningDLHCarlton, Pine, Saint Louis64 min
Jul 29, 3:38 AM CDTSpecial Marine WarningDLH67 min
Jul 29, 4:42 AM CDTSpecial Marine WarningDLH33 min
Jul 28, 7:00 PM CDTSevere Thunderstorm WarningDLHBayfield45 min
Jul 28, 7:45 PM CDTSevere Thunderstorm WarningDLHBayfield, Douglas45 min
Jul 28, 8:26 PM CDTSevere Thunderstorm WarningDLHBayfield, Douglas49 min
Jul 28, 8:53 PM CDTSevere Thunderstorm WarningDLHAshland, Iron, Price52 min
Jul 28, 9:10 PM CDTSevere Thunderstorm WarningDLHBayfield, Douglas, Sawyer65 min
Jul 28, 9:25 PM CDTTornado WarningDLHAshland, Sawyer35 min
Jul 28, 9:57 PM CDTSevere Thunderstorm WarningDLHAshland, Sawyer33 min
Jul 28, 10:11 PM CDTSevere Thunderstorm WarningDLHBurnett, Douglas, Washburn64 min
Jul 28, 10:58 PM CDTSevere Thunderstorm WarningDLHSawyer47 min
Jul 28, 11:10 PM CDTSevere Thunderstorm WarningDLHBurnett, Washburn48 min
Jul 28, 11:35 PM CDTSevere Thunderstorm WarningDLHPrice25 min
Jul 29, 1:42 AM CDTSevere Thunderstorm WarningDLHDouglas33 min
Jul 29, 2:13 AM CDTSevere Thunderstorm WarningDLHAshland, Bayfield47 min
Jul 29, 3:27 AM CDTSevere Thunderstorm WarningDLHAshland, Iron33 min
Jul 29, 3:57 AM CDTSevere Thunderstorm WarningDLHAshland33 min
Jul 29, 4:28 AM CDTSevere Thunderstorm WarningDLHAshland, Bayfield, Burnett, Douglas, Iron, Sawyer and 1 more62 min
Jul 29, 5:23 AM CDTSevere Thunderstorm WarningDLHPrice, Sawyer46 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2006Every severe thunderstorm warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.