Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 23, NWS Duluth, MN

June 17, 2016Koochiching County, Minnesota

NWS Duluth, MN issued this severe thunderstorm warning at Jun 17, 2016, 10:23 AM CDT for Koochiching County, Minnesota. It was in force for 37 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 17, 2016, 10:23 AM CDT (15:23 UTC)
Expired
Jun 17, 2016, 11:00 AM CDT
In force
37 min
Issued by
NWS Duluth, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Koochiching County, MN

The radar

The Duluth radar (KDLH), 196 km from the middle of the area, began a volume at 15:26 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

International Fa, MN (KINL), launched 12:00Z, 3.4 hours before the alert went out and 51 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, International Fa, MN at 12:00Z on 2016-06-17Temperature 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, International Fa, MN at 12:00Z on 2016-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1685 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 8:49 AM CDTSpecial Weather StatementDLHKoochiching116 min
Jun 17, 9:43 AM CDTSpecial Weather StatementDLHKoochiching47 min
Jun 17, 9:46 AM CDTSpecial Weather StatementDLHCass59 min
Jun 17, 10:47 AM CDTSpecial Weather StatementDLHCass13 min
Jun 17, 10:55 AM CDTSpecial Weather StatementDLHItasca20 min
Jun 17, 10:59 AM CDTSpecial Weather StatementDLHCrow Wing31 min
Jun 17, 11:04 AM CDTSpecial Weather StatementDLHKoochiching26 min
Jun 17, 11:10 AM CDTSpecial Weather StatementDLHCass20 min
Jun 17, 11:26 AM CDTSpecial Weather StatementDLHItasca19 min
Jun 17, 11:34 AM CDTSpecial Weather StatementDLHCass, Crow Wing26 min
Jun 17, 11:56 AM CDTSpecial Weather StatementDLHItasca34 min
Jun 17, 12:04 PM CDTSpecial Weather StatementDLHCrow Wing26 min
Jun 17, 12:21 PM CDTSpecial Weather StatementDLHCass24 min
Jun 17, 12:29 PM CDTSpecial Weather StatementDLHSaint Louis31 min
Jun 17, 12:53 PM CDTSpecial Weather StatementDLHCass22 min
Jun 17, 1:24 PM CDTSpecial Weather StatementDLHCrow Wing21 min
Jun 17, 1:56 PM CDTSpecial Weather StatementDLHCrow Wing19 min
Jun 17, 2:25 PM CDTSpecial Weather StatementDLHCrow Wing20 min
Jun 17, 4:40 PM CDTSpecial Weather StatementDLHPine35 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016Every severe thunderstorm warning in 2016

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.