Alert archive / Michigan / Lake Effect Snow Warnings in 2012
Lake Effect Snow Warning 3, NWS Marquette, MI
NWS Marquette, MI issued this lake effect snow warning at Jan 28, 2012, 4:06 AM EST for 7 counties in Michigan. It took effect at Jan 28, 2012, 1:00 PM EST. It was in force for 30 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
- Jan 28, 2012, 4:06 AM EST (09:06 UTC)
- In effect from
- Jan 28, 2012, 1:00 PM EST
- Expired
- Jan 29, 2012, 6:55 PM EST
- In force
- 30 hr
- Issued by
- NWS Marquette, MI
Counties Alger County, MI, Baraga County, MI, Houghton County, MI, Keweenaw County, MI, Luce County, MI, Ontonagon County, MI, Schoolcraft County, MI
The radar
The Marquette radar (KMQT), 14 km from the middle of the area, began a volume at 09:11 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
Alpena, MI (KAPX), launched 00:00Z, 9.1 hours before the alert went out and 435 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
- 2045 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this lake effect snow 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 lake effect snow warning went out at Jan 27, 11:23 PM EST, 4 hours 43 minutes earlier.
Area forecast discussion, Jan 27, 11:23 PM EST, 4 hours 43 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 |
|---|---|---|---|---|
| Jan 28, 4:06 AM EST | Lake Effect Snow Advisory | MQT | Baraga | 14 hr |
| Jan 28, 11:09 AM EST | Small Craft Advisory | MQT | 14 hr | |
| Jan 28, 6:13 PM EST | Lake Effect Snow Advisory | MQT | Gogebic, Keweenaw | 19 hr |
Nearby
Lake Effect Snow Warnings in Michigan, 2012Every lake effect snow warning in 2012
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.