Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 18, NWS Twin Cities, MN

March 29, 1998Barron County, Chippewa County, Rusk County, Wisconsin

NWS Twin Cities, MN issued this severe thunderstorm warning at Mar 29, 1998, 4:43 PM CST for Barron County, Chippewa County, Rusk County, Wisconsin. It was in force for 62 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
Mar 29, 1998, 4:43 PM CST (22:43 UTC)
Expired
Mar 29, 1998, 5:45 PM CST
In force
62 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Barron County, WI, Chippewa County, WI, Rusk County, WI

The radar

The La Crosse radar (KARX), 168 km from the middle of the area, began a volume at 22:43 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
Mar 29, 11:00 AM CSTSevere Thunderstorm WatchSPC6 hr
Mar 29, 2:45 PM CSTTornado WatchSPC6 hr
Mar 29, 3:15 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.7 hours before the alert went out and 179 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, Minneapolis, MN at 12:00Z on 1998-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Minneapolis, MN at 12:00Z on 1998-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 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
551 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
251 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 292243
SVRMSP
WIC017-005-107-292345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
443 PM CST SUN MAR 29 1998


* SEVERE THUNDERSTORM WARNING FOR
  CHIPPEWA COUNTY - WEST CENTRAL WISCONSIN
  SOUTHERN RUSK COUNTY - NORTHWESTERN WISCONSIN
  SOUTHEAST BARRON COUNTY - NORTHWEST WISCONSIN

* UNTIL 545 PM CST

* SOME LOCATIONS AFFECTED
    NEW AUBURN
    ISLAND LAKE
    BLOOMER
    CHETEK

* AT 440 PM CST DOPPLER RADAR INDICATED A SEVERE STORM WITH LARGE
  HAIL AND STRONG WINDS NEAR SAND CREEK OR ABOUT 30 MILES SOUTH OF
  BARRON. THE STORM   WAS MOVING NORTHEAST AT 35 MPH.  HIGH WINDS
  WERE REPORTED 5 MILES WEST OF COLFAX AT 4365 PM CST.

DAMAGING WINDS AND LARGE HAIL ARE LIKELY.  GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS.


MBK

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.

In the hours before

Special weather statement, Mar 29, 12:26 PM CST, 4 hours 17 minutes before
MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-292100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1226 PM CST SUN MAR 29 1998

...SEVERE WEATHER POSSIBLE THIS AFTERNOON AND EVENING...

CONDITIONS ARE STILL PRIMED FOR SEVERE WEATHER DEVELOPMENT ACROSS
SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN THIS AFTERNOON AND
EVENING.  THUNDERSTORMS ARE EXPECTED TO DEVELOP BY MID AFTERNOON IN
SOUTHWEST MINNESOTA BEFORE PROPAGATING EASTWARD INTO SOUTHEAST
MINNESOTA AND WEST WISCONSIN.

THUNDERSTORMS LOCATED SOUTH OF A REDWOOD FALLS TO MINNEAPOLIS TO RICE
LAKE LINE COULD BE PARTICULARLY STRONG WITH THE POTENTIAL OF TORNADIC
THUNDERSTORMS.

PLEASE STAY TUNED FOR THE LATEST ON THIS PARTICULARLY STRONG SPRING
STORM.

TIPTON
Special weather statement, Mar 29, 12:26 PM CST, 4 hours 17 minutes before
MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028-292100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1226 PM CST SUN MAR 29 1998

...SEVERE WEATHER POSSIBLE THIS AFTERNOON AND EVENING...

CONDITIONS ARE STILL PRIMED FOR SEVERE WEATHER DEVELOPMENT ACROSS
SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN THIS AFTERNOON AND
EVENING.  THUNDERSTORMS ARE EXPECTED TO DEVELOP BY MID AFTERNOON IN
SOUTHWEST MINNESOTA BEFORE PROPAGATING EASTWARD INTO SOUTHEAST
MINNESOTA AND WEST WISCONSIN.

THUNDERSTORMS LOCATED SOUTH OF A REDWOOD FALLS TO MINNEAPOLIS TO RICE
LAKE LINE COULD BE PARTICULARLY STRONG WITH THE POTENTIAL OF TORNADIC
THUNDERSTORMS.

PLEASE STAY TUNED FOR THE LATEST ON THIS PARTICULARLY STRONG SPRING
STORM.

TIPTON

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 3:32 PM CSTSevere Thunderstorm WarningMPXPierce63 min
Mar 29, 3:49 PM CSTSevere Thunderstorm WarningMPXPolk, Saint Croix56 min
Mar 29, 4:09 PM CSTSevere Thunderstorm WarningMPXDunn46 min
Mar 29, 4:19 PM CSTTornado WarningMPXDunn41 min
Mar 29, 4:53 PM CSTSevere Thunderstorm WarningMPXPolk37 min
Mar 29, 5:02 PM CSTTornado WarningMPXPepin28 min
Mar 29, 5:28 PM CSTTornado WarningMPXDunn47 min
Mar 29, 5:36 PM CSTSevere Thunderstorm WarningMPXEau Claire39 min
Mar 29, 5:55 PM CSTSevere Thunderstorm WarningMPXChippewa65 min
Mar 29, 5:58 PM CSTSevere Thunderstorm WarningMPXDunn, Pepin, Pierce47 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.