Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 156, NWS Twin Cities, MN

June 16, 1998Scott County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 16, 1998, 6:22 PM CDT for Scott County, Minnesota. It was in force for 33 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
Jun 16, 1998, 6:22 PM CDT (23:22 UTC)
Expired
Jun 16, 1998, 6:55 PM CDT
In force
33 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Scott County, MN

The radar

The Minneapolis radar (KMPX), 22 km from the middle of the area, began a volume at 23:22 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.4 hours before the alert went out and 23 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 1998-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 147 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 1998-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.1939Sfc1 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
147 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1150 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
99 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.

069 
WUUS1 KMSP 162325 RRA
SVRMSP
MNC139-162355-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
622 PM CDT TUE JUN 16 1998

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES/CHANHASSEN HAS
ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN SCOTT COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 655 PM CDT

* AT 622 PM CDT...DOPPLER RADAR INDICATED A SEVERE STORM WITH LARGE
  HAIL NEAR BELLE PLAINE OR ABOUT 30 MILES TO THE SOUTHWEST OF
  MINNEAPOLIS.  THE STORM WAS DRIFTING EAST.

* SOME LOCATIONS AFFECTED
    BELLE PLAINE
    JORDAN

THIS IS A DANGEROUS STORM...WITH LARGE HAIL.  STAY INDOORS AWAY
FROM WINDOWS.


TIPTON

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

Local storm report, Jun 16, 2:30 PM CDT, 3 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MINNESOTA
230 PM CDT TUE JUN 16 1998

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

0345 PM    CLARKS GROVE              MN   TORNADO
06/15/98   FREEBORN                       TORNADO WAS ON THE GROUND
                                          5 MILES THROUGH FARM
                                          FIELDS ACCORDING TO COUNTY
                                          SHERIFF.

0453 PM    FREEDHEM                  MN   WIND DAMAGE
06/15/98   MORRISON                       SPOTTER REPORTED TREES
                                          DOWN JUST NORTH OF
                                          FREEDHEM

0748 PM    ROBERTS                   WI   1.75 INCH HAIL
06/15/98   ST CROIX                       HIGHWAY PATROL OFFICER
                                          REPORTED JUST EAST OF
                                          ROBERTS.

0810 PM    HUDSON                    WI   1.75 INCH HAIL
06/15/98   ST CROIX                       SOUTH SIDE OF HUDSON

0825 PM    HAUGEN                    WI   WIND DAMAGE
06/15/98   BARRON                         TREES DOWN IN HAUGEN AND
                                          OTHER PARTS OF NORTHERN
                                          BARRON COUNTY.

0850 PM    WOODBURY                  MN   .75 INCH HAIL
06/15/98   WASHINGTON                     REPORTED BY STORM SPOTTER
Local storm report, Jun 16, 2:30 PM CDT, 3 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTION
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MINNESOTA
230 PM CDT TUE JUN 16 1998

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

0345 PM    CLARKS GROVE              MN   TORNADO
06/15/98   FREEBORN                       TORNADO WAS ON THE GROUND
                                          5 MILES THROUGH FARM
                                          FIELDS ACCORDING TO COUNTY
                                          SHERIFF.

0453 PM    FREEDHEM                  MN   WIND DAMAGE
06/15/98   MORRISON                       SPOTTER REPORTED TREES
                                          DOWN JUST NORTH OF
                                          FREEDHEM

0748 PM    ROBERTS                   WI   1.75 INCH HAIL
06/15/98   ST CROIX                       HIGHWAY PATROL OFFICER
                                          REPORTED JUST EAST OF
                                          ROBERTS.

0810 PM    HUDSON                    WI   1.75 INCH HAIL
06/15/98   ST CROIX                       SOUTH SIDE OF HUDSON

0825 PM    HAUGEN                    WI   WIND DAMAGE
06/15/98   BARRON                         TREES DOWN IN HAUGEN AND
                                          OTHER PARTS OF NORTHERN
                                          BARRON COUNTY.

0850 PM    WOODBURY                  MN   .75 INCH HAIL
06/15/98   WASHINGTON                     REPORTED BY STORM SPOTTER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 8:12 PM CDTSevere Thunderstorm WarningMPXWashington48 min
Jun 15, 9:03 PM CDTSevere Thunderstorm WarningMPXChisago, Isanti47 min
Jun 16, 4:07 PM CDTSevere Thunderstorm WarningMPXRamsey33 min
Jun 16, 4:18 PM CDTTornado WarningMPXFreeborn32 min
Jun 16, 5:39 PM CDTSevere Thunderstorm WarningMPXRamsey31 min
Jun 16, 5:51 PM CDTSevere Thunderstorm WarningMPXAnoka34 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 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.