Alert archive / Minnesota / Wind Chill Warnings in 2007
Wind Chill Warning 1, NWS Duluth, MN
NWS Duluth, MN issued this wind chill warning at Feb 2, 2007, 3:50 PM CST for 6 counties in Minnesota. It took effect at Feb 2, 2007, 9:40 PM CST. It was in force for 11 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 2, 2007, 3:50 PM CST (21:50 UTC)
- In effect from
- Feb 2, 2007, 9:40 PM CST
- Expired
- Feb 3, 2007, 9:00 AM CST
- In force
- 11 hr
- Issued by
- NWS Duluth, MN
Counties Cass County, MN, Cook County, MN, Itasca County, MN, Koochiching County, MN, Lake County, MN, Saint Louis County, MN
The radar
The Duluth radar (KDLH), 93 km from the middle of the area, began a volume at 21:50 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, 9.8 hours before the alert went out and 314 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 772 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind chill warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Duluth, MN wrote its last area forecast discussion before this wind chill warning went out at Feb 2, 3:16 PM CST, 34 minutes earlier.
Area forecast discussion, Feb 2, 3:16 PM CST, 34 minutes before
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</html>Hazardous weather outlook, Feb 2, 4:13 AM CST, 11 hours 37 minutes before
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Wind Chill Warnings in Minnesota, 2007Every wind chill warning in 2007
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.