Alert archive / Minnesota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 101, NWS Duluth, MN

June 15, 1998Pine County, Minnesota

NWS Duluth, MN issued this severe thunderstorm warning at Jun 15, 1998, 9:11 PM CDT for Pine County, Minnesota. It was in force for 59 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 15, 1998, 9:11 PM CDT (02:11 UTC)
Expired
Jun 15, 1998, 10:10 PM CDT
In force
59 min
Issued by
NWS Duluth, MN
Area
Whole counties

County Pine County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 2.2 hours before the alert went out and 156 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 00:00Z on 1998-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 320 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, Minneapolis, MN at 00:00Z on 1998-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 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
320 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1557 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 2:56 PM CDTSevere Thunderstorm WarningDLHItasca59 min
Jun 16, 3:04 PM CDTSevere Thunderstorm WarningDLHAitkin36 min
Jun 16, 3:36 PM CDTSevere Thunderstorm WarningDLHAitkin44 min
Jun 16, 5:55 PM CDTSevere Thunderstorm WarningDLHCass, Crow Wing35 min
Jun 15, 7:23 PM CDTSevere Thunderstorm WarningDLHWashburn32 min
Jun 15, 7:38 PM CDTSevere Thunderstorm WarningDLHBurnett57 min
Jun 15, 8:16 PM CDTSevere Thunderstorm WarningDLHBurnett59 min
Jun 16, 3:40 PM CDTSevere Thunderstorm WarningDLHBurnett45 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.