Alert archive / Michigan / Lake Effect Snow Warnings in 2010

Lake Effect Snow Warning 2, NWS Gaylord, MI

January 27, 2010Antrim County, Leelanau County, Otsego County, Michigan

NWS Gaylord, MI issued this lake effect snow warning at Jan 27, 2010, 4:34 PM EST for Antrim County, Leelanau County, Otsego County, Michigan. It took effect at Jan 27, 2010, 5:00 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: Jan 27, 2010, 4:34 PM EST (21:34 UTC)
In effect from: Jan 27, 2010, 5:00 PM EST
Expired: Jan 29, 2010, 4:31 AM EST
In force: 36 hr
Issued by: NWS Gaylord, MI

Counties Antrim County, MI, Leelanau County, MI, Otsego County, MI

The radar

The NCL Michigan radar (KAPX), 47 km from the middle of the area, began a volume at 21:36 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 12:00Z, 9.6 hours before the alert went out and 232 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 998 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Gaylord, MI wrote its last area forecast discussion before this lake effect snow warning went out at Jan 27, 4:04 PM EST, 30 minutes earlier.

Area forecast discussion, Jan 27, 4:04 PM EST, 30 minutes before

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Hazardous weather outlook, Jan 27, 4:52 AM EST, 11 hours 42 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GAYLORD MI
452 AM EST WED JAN 27 2010

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-MIZ008-015>036-041-042-
281100-
STRAITS OF MACKINAC-ST IGNACE TO FALSE DETOUR CHANNEL-
MACKINAC BRDG TO PRESQUE ISLE LT-PRESQUE ISLE LT TO STURGEON PT-
STURGEON PT TO ALABASTER-GRAND TRAVERSE BAY-
SEUL CHOIX PT TO MACKINAC BRDG-NORWOOD TO MACKINAC BRDG-
SLEEPING BEAR PT TO GRAND TRAVERSE LT-PT BETSIE TO SLEEPING BEAR PT-
MANISTEE TO PT BETSIE-WHITEFISH BAY-ST. MARYS RIVER-CHIPPEWA-
MACKINAC-EMMET-CHEBOYGAN-PRESQUE ISLE-CHARLEVOIX-LEELANAU-ANTRIM-
OTSEGO-MONTMORENCY-ALPENA-BENZIE-GRAND TRAVERSE-KALKASKA-CRAWFORD-
OSCODA-ALCONA-MANISTEE-WEXFORD-MISSAUKEE-ROSCOMMON-OGEMAW-IOSCO-
GLADWIN-ARENAC-
452 AM EST WED JAN 27 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN LOWER MICHIGAN...
EASTERN UPPER MICHIGAN...AND ADJACENT NEARSHORE WATERS OF LAKE
MICHIGAN...LAKE HURON AND LAKE SUPERIOR.

.DAY ONE...TODAY AND TONIGHT

A PERIOD OF HEAVIER LAKE EFFECT SNOW SHOWERS AND GREATLY REDUCED
VISIBILITIES WILL OCCUR TONIGHT...WITHIN THE SNOWBELTS OF EASTERN
UPPER AND NORTHWEST LOWER MICHIGAN.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

HEAVIER LAKE EFFECT SNOW SHOWERS AND GREATLY REDUCED VISIBILITIES
WILL PERSIST THROUGH THURSDAY MORNING...WITHIN THE SNOWBELTS OF
EASTERN UPPER AND NORTHWEST LOWER MICHIGAN.

SUBSTANTIALLY COLDER AIR WILL SPILL INTO THE REGION TO ROUND OUT
THE REST OF THE WORK WEEK...ESPECIALLY THURSDAY AND FRIDAY. DURING
THIS TIME EXPECT DAYTIME TEMPERATURES TO ONLY REACH THE TEENS AT
BEST...AND WIND CHILL READINGS RANGING FROM O TO 15 BELOW AT
TIMES.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS...PLEASE RELAY SNOWFALL REPORTS TO THE NATIONAL WEATHER
SERVICE.

ADAM

In the hours before

Local storm report, Jan 27, 4:03 PM EST, 31 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
403 PM EST WED JAN 27 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0402 PM     SNOW             PETOSKEY                45.38N 84.96W
01/27/2010  M3.1 INCH        EMMET              MI   CO-OP OBSERVER

            8 HR TOTAL THRU 4 PM.

&&

BERGER

The office that day

Everything else NWS Gaylord, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 27, 4:18 PM EST	Gale Warning	APX		24 hr
Jan 27, 4:34 PM EST	Lake Effect Snow Advisory	APX	Benzie, Crawford, Grand Traverse, Kalkaska, Leelanau	26 hr

Nearby

Lake Effect Snow Warnings in Michigan, 2010 Every lake effect snow warning in 2010

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.