Alert archive / Minnesota / Tornado Warnings in 1996

Tornado Warning 1, NWS Duluth, MN

July 11, 1996Saint Louis County, Minnesota

NWS Duluth, MN issued this tornado warning at Jul 11, 1996, 8:00 PM CDT for Saint Louis County, Minnesota. It was in force for 60 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 11, 1996, 8:00 PM CDT (01:00 UTC)
Expired
Jul 11, 1996, 9:00 PM CDT
In force
60 min
Issued by
NWS Duluth, MN
Area
Whole counties

County Saint Louis County, MN

The radar

The Duluth radar (KDLH), 86 km from the middle of the area, began a volume at 01:03 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.0 hours before the alert went out and 317 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 1996-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 416 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 1996-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939587897117136Sfc1 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
416 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
931 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.3

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
Jul 11, 7:02 PM CDTSevere Thunderstorm WarningDLHItasca58 min
Jul 11, 7:07 PM CDTSevere Thunderstorm WarningDLHAitkin68 min
Jul 11, 7:18 PM CDTSevere Thunderstorm WarningDLHCass42 min
Jul 11, 7:27 PM CDTSevere Thunderstorm WarningDLHCrow Wing63 min
Jul 11, 7:58 PM CDTFlash Flood WarningDLHSaint Louis62 min
Jul 11, 7:58 PM CDTSevere Thunderstorm WarningDLHSaint Louis62 min
Jul 11, 8:08 PM CDTSevere Thunderstorm WarningDLHCass, Itasca67 min
Jul 11, 8:18 PM CDTSevere Thunderstorm WarningDLHAitkin57 min
Jul 11, 8:26 PM CDTSevere Thunderstorm WarningDLHCrow Wing64 min
Jul 11, 8:37 PM CDTFlash Flood WarningDLHSaint Louis68 min
Jul 11, 8:37 PM CDTSevere Thunderstorm WarningDLHSaint Louis68 min
Jul 11, 8:44 PM CDTTornado WarningDLHCrow Wing46 min
Jul 11, 9:10 PM CDTSevere Thunderstorm WarningDLHSaint Louis65 min
Jul 11, 9:18 PM CDTSevere Thunderstorm WarningDLHAitkin57 min
Jul 11, 9:38 PM CDTFlash Flood WarningDLHSaint Louis52 min
Jul 11, 9:38 PM CDTSevere Thunderstorm WarningDLHSaint Louis52 min
Jul 11, 11:36 PM CDTSevere Thunderstorm WarningDLHPine69 min

Nearby

Tornado Warnings in Minnesota, 1996Every tornado warning in 1996Tornadoes in 1996

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.