Alert archive / Michigan / Winter Storm Warnings in 2008
Winter Storm Warning 7, NWS Marquette, MI
NWS Marquette, MI issued this winter storm warning at Dec 20, 2008, 5:47 AM EST for 7 counties in Michigan. It took effect at Dec 20, 2008, 7:00 PM EST. It was in force for 36 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
- Dec 20, 2008, 5:47 AM EST (10:47 UTC)
- In effect from
- Dec 20, 2008, 7:00 PM EST
- Expired
- Dec 22, 2008, 7:00 AM EST
- In force
- 36 hr
- Issued by
- NWS Marquette, MI
Counties Alger County, MI, Baraga County, MI, Gogebic County, MI, Houghton County, MI, Keweenaw County, MI, Marquette County, MI, Ontonagon County, MI
The radar
The Marquette radar (KMQT), 66 km from the middle of the area, began a volume at 10:51 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
Green Bay/Straub, WI (KGRB), launched 00:00Z, 10.8 hours before the alert went out and 255 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
- 689 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Marquette, MI wrote its last area forecast discussion before this winter storm warning went out at Dec 20, 4:58 AM EST, 49 minutes earlier.
Area forecast discussion, Dec 20, 4:58 AM EST, 49 minutes before
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</html>The office that day
Everything else NWS Marquette, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 5:29 AM EST | Gale Watch | MQT | 18 hr | |
| Dec 20, 5:29 AM EST | Gale Warning | MQT | 46 hr | |
| Dec 20, 5:29 AM EST | Small Craft Advisory | MQT | 52 hr | |
| Dec 20, 5:29 AM EST | Heavy Freezing Spray Warning | MQT | 50 hr | |
| Dec 20, 5:47 AM EST | Winter Weather Advisory | MQT | Baraga, Delta, Dickinson, Houghton, Iron, Luce and 2 more | 49 hr |
Nearby
Winter Storm Warnings in Michigan, 2008Every winter storm warning in 2008
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.