Alert archive / Michigan / Gale Warnings in 2012

Gale Warning 35, NWS Detroit, MI

December 25, 2012

NWS Detroit, MI issued this gale warning at Dec 25, 2012, 3:50 PM EST. It took effect at Dec 26, 2012, 10:00 AM EST. It was in force for 12 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 25, 2012, 3:50 PM EST (20:50 UTC)
In effect from
Dec 26, 2012, 10:00 AM EST
Expired
Dec 26, 2012, 9:47 PM EST
In force
12 hr
Issued by
NWS Detroit, MI

The text

As transmitted, in the capitals the NWS used until 2016.

729 
WHUS73 KDTX 252050
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
350 PM EST TUE DEC 25 2012

...INCREASING WAVE HEIGHTS DUE TO PROLONGED NORTHEAST FLOW...

.WINDS AND WAVES WILL INCREASE QUICKLY OVERNIGHT AS A STRONG LOW 
PRESSURE SYSTEM LIFTS INTO THE OHIO VALLEY ON WEDNESDAY. WINDS 
CURRENTLY N/NW WILL BACK TO THE NE AND INCREASE TO AROUND 20 KNOTS 
WITH 30 KNOT GUSTS OVER LAKE HURON. THIS HAS ALREADY INCREASED WAVES 
ALONG PART OF THE LAKE HURON NEARSHORE WATERS AND WILL ENCOMPASS ALL 
NEARSHORE ZONES BY WEDNESDAY MORNING. FURTHER SOUTH...CLOSER TO THE 
LOW...LAKE ERIE WILL SEE A TIGHTER PRESSURE GRADIENT AND A FAVORABLE 
FETCH WHICH WILL ALLOW GUSTS TO REACH GALE FORCE FOR SEVERAL HOURS 
ON WEDNESDAY. EVEN AFTER THE GALE FORCE GUSTS SUBSIDE WEDNESDAY 
NIGHT...WAVES WILL STAY ELEVATED LIKELY REQUIRING A SMALL CRAFT 
ADVISORY TO BE ISSUED. A WIDESPREAD AREA OF SNOW WILL ALSO IMPACT 
SOUTHERN LAKE HURON AND POINTS SOUTH WEDNESDAY AND WEDNESDAY NIGHT.

LEZ444-260930-
/O.NEW.KDTX.GL.W.0035.121226T1500Z-121227T0300Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
350 PM EST TUE DEC 25 2012

...GALE WARNING IN EFFECT FROM 10 AM TO 10 PM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 10 AM TO 10 PM EST WEDNESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 28 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 35 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 6 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 1 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ422-260930-
/O.EXB.KDTX.SC.Y.0113.121226T0900Z-121227T2100Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
350 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM WEDNESDAY TO 4 PM EST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 4 AM WEDNESDAY TO
4 PM EST THURSDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 29 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 6 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 6 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ443-260930-
/O.EXB.KDTX.SC.Y.0113.121226T0900Z-121228T1500Z/
PORT SANILAC TO PORT HURON MI-
350 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM WEDNESDAY TO 10 AM
EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 4 AM WEDNESDAY TO
10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 22 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 26 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 8 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 11 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 8 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 6 AM EST 
  THURSDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LCZ460-260930-
/O.EXB.KDTX.SC.Y.0113.121226T1500Z-121227T0900Z/
LAKE ST. CLAIR-
350 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 4 AM
EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 10 AM WEDNESDAY TO
4 AM EST THURSDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 21 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 27 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 4 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ421-441-442-260930-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
HARBOR BEACH TO PORT SANILAC MI-
350 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 9 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
5 follow-up statements
630 
WHUS73 KDTX 260230
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
930 PM EST TUE DEC 25 2012

...WINDS WILL INCREASE TONIGHT INTO WEDNESDAY...

.WINDS AND WAVES WILL INCREASE QUICKLY OVERNIGHT AS A STRONG LOW 
PRESSURE SYSTEM LIFTS INTO THE OHIO VALLEY ON WEDNESDAY. WINDS 
CURRENTLY N/NW WILL BACK TO THE NE AND INCREASE TO AROUND 20 KNOTS 
WITH 30 KNOT GUSTS OVER LAKE HURON. THIS HAS ALREADY INCREASED WAVES 
ALONG PART OF THE LAKE HURON NEARSHORE WATERS AND WILL ENCOMPASS ALL 
NEARSHORE ZONES BY WEDNESDAY MORNING. FURTHER SOUTH...CLOSER TO THE 
LOW...LAKE ERIE WILL SEE A TIGHTER PRESSURE GRADIENT AND A FAVORABLE 
FETCH WHICH WILL ALLOW GUSTS TO REACH GALE FORCE FOR SEVERAL HOURS 
ON WEDNESDAY. EVEN AFTER THE GALE FORCE GUSTS SUBSIDE WEDNESDAY 
NIGHT...WAVES WILL STAY ELEVATED LIKELY REQUIRING A SMALL CRAFT 
ADVISORY TO BE ISSUED. A WIDESPREAD AREA OF SNOW WILL ALSO IMPACT 
SOUTHERN LAKE HURON AND POINTS SOUTH WEDNESDAY AND WEDNESDAY NIGHT.

LEZ444-261430-
/O.CON.KDTX.GL.W.0035.121226T1500Z-121227T0300Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
930 PM EST TUE DEC 25 2012

...GALE WARNING REMAINS IN EFFECT FROM 10 AM TO 10 PM EST
WEDNESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 10 AM TO 10 PM EST
WEDNESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 28 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 35 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 6 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ422-261430-
/O.EXT.KDTX.SC.Y.0113.121226T0400Z-121227T2100Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
930 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST THURSDAY...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 4 PM EST
THURSDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 29 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 6 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 7 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ443-261430-
/O.EXT.KDTX.SC.Y.0113.121226T0400Z-121228T1500Z/
PORT SANILAC TO PORT HURON MI-
930 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EST FRIDAY...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 10 AM EST FRIDAY.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 22 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 26 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 8 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 11 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 8 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 5 AM EST 
  THURSDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ421-441-442-261430-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
HARBOR BEACH TO PORT SANILAC MI-
930 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 9 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LCZ460-261430-
/O.CON.KDTX.SC.Y.0113.121226T1500Z-121227T0900Z/
LAKE ST. CLAIR-
930 PM EST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO
4 AM EST THURSDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO
4 AM EST THURSDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 21 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 27 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 4 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
599 
WHUS73 KDTX 260849
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
349 AM EST WED DEC 26 2012

...STRONG NORTHEAST WINDS TODAY...

.STRONG LOW PRESSURE TRACKING THROUGH EASTERN KENTUCKY THIS MORNING 
WILL REACH THE WASHINGTON D.C. AREA THIS EVENING. MEANWHILE...HIGH 
PRESSURE WILL REMAIN PARKED OVER ONTARIO...LEADING TO A TIGHT 
EASTERLY PRESSURE GRADIENT OVER THE CENTRAL GREAT LAKES 
TODAY...SHIFTING TO THE NORTHEAST AND THEN NORTH TONIGHT. 
WITH A LONG FETCH AND SOME CHANNELING...HAVE DECIDED TO ISSUE A GALE 
WARNING FOR SAGINAW BAY THIS AFTERNOON INTO THIS EVENING...WITH THE 
GALE WARNING CONTINUING FOR WESTERN LAKE ERIE AS WELL. 
OTHERWISE...HIGHER WAVES LOOK TO BE PERSISTING OVER THE NEARSHORE 
WATERS OF LAKE HURON TOMORROW AND TOMORROW NIGHT WITH THE NORTHERLY 
WINDS. WIDESPREAD SNOW WILL IMPACT MUCH OF THE CENTRAL GREAT LAKES 
THIS AFTERNOON INTO THIS EVENING..TAPERING OFF TO MORE CONCENTRATED 
LAKE BANDS OVER SOUTHERN LAKE HURON THURSDAY MORNING.

LHZ422-262100-
/O.UPG.KDTX.SC.Y.0113.000000T0000Z-121227T2100Z/
/O.EXB.KDTX.GL.W.0035.121226T1600Z-121227T0500Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
349 AM EST WED DEC 26 2012

...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO MIDNIGHT EST
TONIGHT...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO MIDNIGHT
EST TONIGHT. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 27 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 34 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 6 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 7 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ421-262100-
/O.UPG.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
/O.EXB.KDTX.GL.W.0035.121226T1600Z-121227T0500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
349 AM EST WED DEC 26 2012

...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO MIDNIGHT EST
TONIGHT...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO MIDNIGHT
EST TONIGHT. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 27 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 35 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 11 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 16 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 10 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LEZ444-262100-
/O.CON.KDTX.GL.W.0035.121226T1500Z-121227T0300Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
349 AM EST WED DEC 26 2012

...GALE WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
10 PM EST THIS EVENING...

A GALE WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 10 PM
EST THIS EVENING. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 30 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 37 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 7 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LCZ460-262100-
/O.EXT.KDTX.SC.Y.0113.121226T0849Z-121227T0900Z/
LAKE ST. CLAIR-
349 AM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM EST THURSDAY...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 4 AM EST
THURSDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 23 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 5 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ441-442-262100-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
349 AM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 10 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ443-262100-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
PORT SANILAC TO PORT HURON MI-
349 AM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 29 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 9 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 8 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 6 AM EST 
  THURSDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$
570 
WHUS73 KDTX 261454
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
954 AM EST WED DEC 26 2012

...STRONG WINDS AND LARGE WAVES TODAY...

.STRONG LOW PRESSURE TRACKING KENTUCKY THIS MORNING WILL REACH
THE WASHINGTON D.C. AREA THIS EVENING. MEANWHILE...HIGH PRESSURE
WILL REMAIN PARKED OVER ONTARIO...LEADING TO A TIGHT EASTERLY
PRESSURE GRADIENT OVER THE CENTRAL GREAT LAKES TODAY...SHIFTING TO
THE NORTHEAST AND THEN NORTH TONIGHT. WITH A LONG FETCH AND SOME
CHANNELING...GALE FORCE WINDS ARE EXPECTED TO DEVELOP OVER SAGINAW
BAY BY EARLY AFTERNOON AND LAST THROUGH MUCH OF THIS EVENING.
GALE FORCE WINDS WILL DEVELOP OVER WESTERN LAKE ERIE AS WELL.
OTHERWISE...HIGHER WAVES LOOK TO BE PERSISTING OVER THE NEARSHORE
WATERS OF LAKE HURON THROUGH TOMORROW AND TOMORROW NIGHT WITH THE
NORTHERLY WINDS. WIDESPREAD SNOW WILL IMPACT MUCH OF THE CENTRAL
GREAT LAKES THIS AFTERNOON INTO THIS EVENING..TAPERING OFF TO MORE
CONCENTRATED LAKE BANDS OVER SOUTHERN LAKE HURON THURSDAY MORNING.

LHZ421-422-270300-
/O.EXT.KDTX.GL.W.0035.121226T1500Z-121227T0500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
954 AM EST WED DEC 26 2012

...GALE WARNING NOW IN EFFECT UNTIL MIDNIGHT EST TONIGHT...

THE GALE WARNING IS NOW IN EFFECT UNTIL MIDNIGHT EST TONIGHT. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 27 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 35 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 11 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 16 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 10 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LEZ444-270300-
/O.CON.KDTX.GL.W.0035.121226T1500Z-121227T0300Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
954 AM EST WED DEC 26 2012

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

A GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 30 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 36 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 7 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 3 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ441-442-270300-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
954 AM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS UP
  TO 33 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 11
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 16 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ443-270300-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1500Z/
PORT SANILAC TO PORT HURON MI-
954 AM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
FRIDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 27 KNOTS FROM THE EAST WITH GUSTS UP TO 
  31 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 AM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 6 AM EST 
  THURSDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LCZ460-270300-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121227T0900Z/
LAKE ST. CLAIR-
954 AM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
THURSDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST THURSDAY.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 32 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 5 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 AM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

HLO
769 
WHUS73 KDTX 262123
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
423 PM EST WED DEC 26 2012

...STRONG WINDS TONIGHT AND HIGH WAVES THROUGH FRIDAY MORNING...

.STRONG LOW PRESSURE IN KENTUCKY WILL REACH THE WASHINGTON D.C.
AREA TONIGHT WHILE HIGH PRESSURE WILL REMAIN PARKED OVER ONTARIO.
THIS WILL SUPPORT CONTINUED STRONG NORTHEAST WIND TONIGHT. A LONG
FETCH AND SOME CHANNELING WILL SUPPORT GALE FORCE WINDS OVER
SAGINAW BAY BY EARLY AFTERNOON AND LAST THROUGH MUCH OF THIS
EVENING. GALE FORCE WINDS OVER WESTERN LAKE ERIE WILL GRADUALLY
EASE TONIGHT. OTHERWISE...HIGHER WAVES WILL PERSIST OVER THE
NEARSHORE WATERS OF LAKE HURON THROUGH THURSDAY NIGHT WITH THE
NORTHERLY WINDS. WIDESPREAD SNOW WILL IMPACT MUCH OF THE CENTRAL
GREAT LAKES TONIGHT AND TAPER OFF TO MORE CONCENTRATED LAKE BANDS
OVER SOUTHERN LAKE HURON THURSDAY MORNING.

LEZ444-270900-
/O.EXT.KDTX.GL.W.0035.000000T0000Z-121227T0900Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
423 PM EST WED DEC 26 2012

...GALE WARNING NOW IN EFFECT UNTIL 4 AM EST THURSDAY...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 30 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 36 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 7 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS AND WAVES WILL OCCUR DURING THE
  EVENING. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ421-422-270900-
/O.EXT.KDTX.GL.W.0035.000000T0000Z-121227T0900Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
423 PM EST WED DEC 26 2012

...GALE WARNING NOW IN EFFECT UNTIL 4 AM EST THURSDAY...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 27 KNOTS FROM THE NORTHEAST WITH GUSTS UP TO 35 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 11 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 16 FEET. 

* TIMING: THE MAXIMUM WINDS AND WAVES ARE EXPECTED AROUND 10 PM
  EST WEDNESDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ441-442-271030-
/O.EXT.KDTX.SC.Y.0113.000000T0000Z-121228T1200Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
423 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EST FRIDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 33 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 
  11 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 16 FEET. 

* TIMING: THE MAXIMUM WINDS AND WAVES ARE EXPECTED AROUND 11 PM
  EST WEDNESDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ443-271030-
/O.EXT.KDTX.SC.Y.0113.000000T0000Z-121228T1200Z/
PORT SANILAC TO PORT HURON MI-
423 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 AM EST FRIDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 27 KNOTS FROM THE EAST WITH GUSTS UP TO 
  31 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED DURING THE EVENING WITH
  THE LARGEST WAVES EXPECTED AROUND 6 AM EST THURSDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LCZ460-270900-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121227T0900Z/
LAKE ST. CLAIR-
423 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
THURSDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 32 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 
  5 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET. 

* TIMING: THE MAXIMUM WINDS AND WAVES ARE EXPECTED DURING THE
  EVENING.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

BT
099 
WHUS73 KDTX 270247
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
947 PM EST WED DEC 26 2012

...STRONG NORTHEAST WINDS CONTINUE, BUT HAVE DROPPED BELOW GALE FORCE...

.SNOW AND STRONG NORTHEAST WINDS WILL CONTINUE THROUGH TONIGHT AS A 
STRONG LOW PRESSURE SYSTEM MOVES EASTWARD ALONG THE MID-ATLANTIC
COAST. GALE WARNINGS HAVE BEEN DROPPED AS OBSERVATIONS SHOW PEAK
WINDS AT 32-33KTS AT 9PM AND FALLING. WINDS WILL REMAIN UP NEAR
25-30KT FOR THE REMAINDER OF THE NIGHT AS THE PRESSURE GRADIENT
SLOWLY RELAXES. WAVE HEIGHTS WILL BE CORRESPONDINGLY HIGH...NEAR
10 FEET IN THE OPEN WATERS AND ALSO WITHIN 10 MILES OF PORT
AUSTIN AND PORT HURON. AFTER A WEAK ROUND OF HIGH PRESSURE ON THURSDAY,
THE NEXT LOW PRESSURE SYSTEM WILL ARRIVE LATE FRIDAY BUT IS NOT
EXPECTED TO BE AS STRONG. MARINE CONDITIONS ARE THEN LIKELY TO BE
MOSTLY FAVORABLE THROUGH THE WEEKEND.

LEZ444-LHZ422-271500-
/O.CAN.KDTX.GL.W.0035.000000T0000Z-121227T0900Z/
/O.EXB.KDTX.SC.Y.0113.121227T0300Z-121227T1500Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
947 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THURSDAY...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST
THURSDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 33 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 6 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 10 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 10 PM EST 
  WEDNESDAY. 

THE GALE WARNING HAS BEEN CANCELLED. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ421-271500-
/O.CAN.KDTX.GL.W.0035.000000T0000Z-121227T0900Z/
/O.EXB.KDTX.SC.Y.0113.121227T0300Z-121228T1200Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
947 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST FRIDAY...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM EST FRIDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 34 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 10 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 10 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EST 
  WEDNESDAY. 

THE GALE WARNING HAS BEEN CANCELLED. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ441-442-271500-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1200Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
947 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST FRIDAY...


* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 31 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 9 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LHZ443-271500-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121228T1200Z/
PORT SANILAC TO PORT HURON MI-
947 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST FRIDAY...


* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 26 KNOTS FROM THE NORTHEAST WITH GUSTS 
  UP TO 32 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 9 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 AM EST 
  THURSDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LCZ460-270900-
/O.CON.KDTX.SC.Y.0113.000000T0000Z-121227T0900Z/
LAKE ST. CLAIR-
947 PM EST WED DEC 26 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
THURSDAY...


* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 22 KNOTS FROM THE NORTH WITH GUSTS UP 
  TO 27 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 4 
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 PM EST 
  WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 9 PM EST 
  WEDNESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

MM

What forecasters said that day

The local office's own words before this gale warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Detroit, MI wrote its last area forecast discussion before this gale warning went out at Dec 25, 3:43 PM EST, 7 minutes earlier.

Area forecast discussion, Dec 25, 3:43 PM EST, 7 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 PM EST TUE DEC 25 2012

.SHORT TERM...THROUGH TONIGHT

FAIRLY QUIET OVER SE MI THROUGH TONIGHT AS WE FALL UNDER HIGH
PRESSURE EXTENDING FROM THE NORTHERN PLAINS NE INTO ONTARIO. STRONG
LOW PRESSURE SYSTEM OVER LA HAS BEGUN TO TURN TO THE NE AND THE
MOISTURE PLUME IS ALREADY REACHING UP INTO THE OHIO VALLEY.
NORTHERLY WINDS WILL GRADUALLY TURN NORTHEASTERLY/EASTERLY AS THE
LOW DRAWS NEARER ENHANCING THE LOW LEVEL MOISTURE FEED OFF THE LAKES
WHICH WILL IN TURN LEAD TO STRATUS FILLING BACK IN LATE THIS
EVENING. ONE THING WE HAVE BEEN WATCHING IS THE CONVERGENCE ZONE
OVER SOUTHERN LAKE HURON PRODUCING LAKE EFFECT SNOW SHOWERS THROUGH
THE DAY. EXETER RADAR SHOW THE FEATURE VERY WELL THOUGH KDTX IS ALSO
PICKING IT UP. THE SNOW BAND WAS ISOLATED OVER ONTARIO BUT THIS
AFTERNOON WINDS TURNING MORE NORTHERLY ALLOWED THE BAND TO TRACK
TOWARD ST CLAIR COUNTY. SARINA REPORTED VISIBILITIES DOWN TO A MILE
AT TIMES SO THERE IS POTENTIAL FOR THE NEXT FEW HOURS THAT IT COULD
MAKE A PUSH TOWARD PORT HURON AND DROP A QUICK HALF INCH TO AN INCH
OF SNOW. NORTHWESTERLY OFFSHORE FLOW IS HELPING KEEP IT OVER SARINA
BUT CANNOT RULE OUT THE CHANCE IT WILL SHIFT WESTWARD AS WINDS
CONTINUE TO BACK. MODELS INDICATE THE BAND HOLDING TOGETHER A FEW
MORE HOURS BEFORE LOSING THE CONVERGENCE NEEDED TO SUSTAIN IT ANY
LONGER.

OVERNIGHT...BOTH LOW CLOUDS FROM THE LAKES AND HIGH CLOUDS FROM THE
LOW TO OUR SOUTH WILL FILL INTO THE AREA. LOWS WILL GENERALLY FALL
TO THE LOW/UPPER 20S FOR SAGINAW VALLEY/DETROIT METRO AREAS
RESPECTIVELY.

&&

.LONG TERM...

A STRONG LOW PRESSURE SYSTEM ORGANIZING ALONG THE GULF COAST WILL
MOVE INTO THE TENNESSEE VALLEY TONIGHT. THIS SYSTEM WILL SPREAD SNOW
ACROSS THE OHIO BORDER BY MID MORNING WEDNESDAY AND THEN EXPAND IT
OVER ALL OF SE MICHIGAN DURING THE AFTERNOON. TIMING OF THE PEAK IN
THE EVENT IS EXPECTED TO BE ROUGHLY 3 PM TO MIDNIGHT WITH MEANINGFUL
SNOW LASTING LONGER AFTER MIDNIGHT IN THE NORTHERN THUMB DUE TO
MODEST LAKE ENHANCEMENT. THERE IS JUST ENOUGH OF A DOWNWARD TREND IN
THE OVERALL SNOWFALL SCENARIO DEPICTED IN AFTERNOON MODEL DATA TO
SUPPORT ADVISORY ISSUANCE FOR ALL COUNTIES OUTSIDE THE SAGINAW
VALLEY WITH THIS FORECAST PACKAGE. A 3 TO 5 INCH ACCUMULATION IS THE
MOST LIKELY AMOUNT DURING THE ROUGHLY 9 HOUR PEAK OF THE EVENT WITH
AN INCH OR TWO ON EITHER SIDE FOR A 12 TO 15 HOUR TOTAL IN THE 4 TO
7 INCH RANGE AS THE SNOW TAPERS OFF AROUND SUNRISE THURSDAY. THE
EARLY HEADLINE ISSUANCE IS ALSO INTENDED TO HEIGHTEN AWARENESS FOR
THOSE PLANNING POST HOLIDAY TRAVEL.

SATELLITE IMAGERY AND RADAR COMPOSITES INDICATE THE SYSTEM WELL ON
ITS WAY TO MODEL ADVERTISED STRENGTH ALONG THE GULF COAST TODAY.
PRESSURE TENDENCY IN SURFACE ANALYSIS POINTS TO THE SYSTEM MOVING
INTO CENTRAL TENNESSEE, ALSO AS ADVERTISED. ABOUT THE ONLY
NOTICEABLE CHANGE IN MODEL DEPICTIONS OF THE LARGER SCALE FEATURES
FROM PREVIOUS RUNS IN THE SYSTEM CONCERN A FASTER PACE OF
DEVELOPMENT TRANSFERRING TO THE MID ATLANTIC COAST WEDNESDAY
AFTERNOON AND EVENING, AND A SLIGHTLY FARTHER EAST TREND IN THE
TRACK OF THE UPPER LOW. THESE ARE CRITICAL ASPECTS OF THE SYSTEM
EVOLUTION FOR US, HOWEVER, AS THE TREND WILL LIKELY RESULT IN
SLIGHTLY LESS SNOWFALL IN SE MICHIGAN. THAT BEING SAID, WE STILL
HAVE A NOTABLE EVENT IN STORE FOR THE REGION WITH HIGH END ADVISORY
ACCUMULATION SUPPORTED BY PLENTIFUL MOISTURE AND TROWAL FORCING AS
IT MATURES NEARBY TO OUR SOUTH AND EAST. MODEL SPECIFIC HUMIDITY IN
THE 850 TO 700 MB LAYER IS SHOWN TO REMAIN MORE THAN SUFFICIENT IN
THE 1-3 G/KG RANGE DURING THE EVENT. WHAT IS DIFFERENT IS THE
CHARACTER OF THE TROWAL SOLUTION CHANGING FROM MORE OF DIRECT IMPACT
IN OUR AREA TO A GLANCING BLOW BEFORE THE MATURE MID LEVEL THETA-E
RIDGE SHRINKS RAPIDLY TO THE EAST. THE PACE OF SURFACE PRESSURE
RISES OVER THE UPPER OHIO VALLEY AROUND 00Z THURSDAY IS A GOOD
TRACER FOR THE BEGINNING OF THE WEAKENING TREND IN FORCING OVER
LOWER MICHIGAN. THESE CONSIDERATIONS, ALONG WITH A GENEROUS AVERAGE
SNOW RATIO AROUND 12:1 AND SURFACE TEMPS AROUND 30F, GIVE US THE
SNOW ACCUMULATION ARRIVED AT WITH THIS FORECAST PACKAGE. EXTRA
ACCUMULATION WAS ADDED TO THE NORTHERN THUMB WEDNESDAY NIGHT DUE
TO LAKE ENHANCEMENT LIKELY DUE TO THE NE LOW LEVEL FLOW OVER LAKE
HURON. LAKE TO 850 DELTA-T WILL BE AROUND 13C USING 850 TEMP OF
-7C AND WATER TEMP OF 6C. THE TARGET RANGE FOR ENHANCEMENT IS
DELTA-T IN THE 8-13C RANGE WHEN SYNOPTIC SCALE LIFT EXCEEDS -2
UB/S. THIS WILL HELP THE NORTHERN THUMB INTO A HIGH END ADVISORY
AS WELL EVEN AS SYNOPTIC SCALE SNOWFALL WEAKENS DURING THE NIGHT.

AFTER A BREAK DURING THURSDAY AND MOST OF FRIDAY, THE ACTIVE LARGE
SCALE PATTERN WILL CONTINUE WITH THE NEXT PACIFIC SYSTEM REACHING
THE GREAT LAKES TO START THE WEEKEND. THE LATEST MODEL DATA
CONTINUES TO SUGGEST THIS SYSTEM WILL BE LESS ORGANIZED AS IT MOVES
THROUGH THE GREAT LAKES BEFORE GAINING STRENGTH ALONG THE EAST COAST
TOWARD SUNDAY. ITS PASSAGE IS SHOWN TO LEAVE THE GREAT LAKES UNDER
THE INFLUENCE OF HIGH PRESSURE TO START NEXT WEEK.

&&

.MARINE...

WINDS AND WAVES WILL INCREASE QUICKLY OVERNIGHT AS A STRONG LOW
PRESSURE SYSTEM LIFTS INTO THE OHIO VALLEY ON WEDNESDAY. WINDS
CURRENTLY N/NW WILL BACK TO THE NE AND INCREASE TO AROUND 20 KNOTS
WITH 30 KNOT GUSTS OVER LAKE HURON. THIS HAS ALREADY INCREASED WAVES
ALONG PART OF THE LAKE HURON NEARSHORE WATERS AND WILL ENCOMPASS ALL
NEARSHORE ZONES BY WEDNESDAY MORNING. FURTHER SOUTH...CLOSER TO THE
LOW...LAKE ERIE WILL SEE A TIGHTER PRESSURE GRADIENT AND A FAVORABLE
FETCH WHICH WILL ALLOW GUSTS TO REACH GALE FORCE FOR SEVERAL HOURS
ON WEDNESDAY. EVEN AFTER THE GALE FORCE GUSTS SUBSIDE WEDNESDAY
NIGHT...WAVES WILL STAY ELEVATED LIKELY REQUIRING A SMALL CRAFT
ADVISORY TO BE ISSUED. A WIDESPREAD AREA OF SNOW WILL ALSO IMPACT
SOUTHERN LAKE HURON AND POINTS SOUTH WEDNESDAY AND WEDNESDAY NIGHT.

&&

.AVIATION...ISSUED 1248 PM EST TUE DEC 25 2012

//DISCUSSION...

STRATUS WILL BE THE MAIN ISSUE THIS AFTERNOON AS MOST AREAS HAVE
CLEARED OUT EXCEPT NEAR THE LAKES WHERE ENHANCED MOISTURE FIELD IS
KEEPING A 3 TO 4 KFT DECK PRESENT. THE WINDS WILL GRADUALLY TURN
MORE NE PUSHING THIS MOISTURE FURTHER INLAND. LOOKS LIKE MOSTLY VFR
CONDITIONS INTO TONIGHT AS CLOUDS HAVE GENERALLY BEEN AOB 4
KFT...WITH BKN CIGS FROM PTK SOUTHWARD. ATTENTION THEN TURNS TOWARD
A STRONG LOW PRESSURE SYSTEM LIFTING TOWARD SE MI ON WEDNESDAY. THIS
WILL BRING MVFR CIGS TO THE TAF SITES AND SNOW IN THE AFTERNOON.
SNOW WILL LIKELY FALL HEAVY AT TIMES WEDNESDAY AFTERNOON ACROSS
DET/YIP/DTW BUT TIMING IS STILL A BIT UNCERTAIN.

FOR DTW...CIGS AROUND 4 KFT WILL HOLD AT LEAST THOUGH THE EVENING
HOURS POSSIBLY SCATTERING OUT AROUND 00Z. CLOUDS WILL FILL BACK IN
OVER NIGHT IN ADVANCE OF THE APPROACHING LOW PRESSURE SYSTEM FOR
WEDNESDAY. SNOW WILL BEGIN FALLING AROUND 15Z WITH HEAVIER SNOW AND
POSSIBLE IFR VSBYS FOR SEVERAL HOURS IN THE AFTERNOON.

//DTW THRESHOLD THREATS...

* MEDIUM CONFIDENCE IN AT LEAST INTERMITTENT CEILINGS BELOW 5000 FT
  TODAY AND TONIGHT.

* HIGH CONFIDENCE THAT PRECIPITATION WILL FALL AS SNOW WEDNESDAY
  AFTERNOON.

&&

.DTX WATCHES/WARNINGS/ADVISORIES...

MI...WINTER WEATHER ADVISORY...MIZ063-MIZ069-MIZ070-MIZ075-MIZ076-MIZ082-
     MIZ083...FROM 10 AM WEDNESDAY TO 7 AM FRIDAY.

     WINTER WEATHER ADVISORY...MIZ049-MIZ054-MIZ055-MIZ061-MIZ062-
     MIZ068...FROM 1 PM WEDNESDAY TO 7 AM FRIDAY.

LAKE HURON...
     SMALL CRAFT ADVISORY...OUTER SAGINAW BAY AND THE NEARSHORE WATERS
     FROM PORT AUSTIN TO PORT SANILAC...UNTIL 10 AM FRIDAY.

     SMALL CRAFT ADVISORY...INNER SAGINAW BAY...FROM 4 AM WEDNESDAY TO 4
     PM THURSDAY.

     SMALL CRAFT ADVISORY...NEARSHORE WATERS FROM PORT SANILAC TO PORT
     HURON...FROM 4 AM WEDNESDAY TO 10 AM FRIDAY.

LAKE ST CLAIR...
     SMALL CRAFT ADVISORY...FROM 10 AM WEDNESDAY TO 4 AM THURSDAY.

MI WATERS OF LAKE ERIE...
     GALE WARNING...FROM 10 AM WEDNESDAY TO 10 PM WEDNESDAY.

&&

SHORT TERM...DRK
LONG TERM....BT
MARINE.......DRK
AVIATION.....DRK

YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).
Hazardous weather outlook, Dec 25, 4:11 AM EST, 11 hours 39 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
411 AM EST TUE DEC 25 2012

MIZ049-054-055-060>062-068-069-075-260930-
HURON-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-LIVINGSTON-OAKLAND-
WASHTENAW-
411 AM EST TUE DEC 25 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SNOW IS EXPECTED TO DEVELOP WEDNESDAY AFTERNOON...CONTINUING INTO
WEDNESDAY NIGHT. SNOWFALL ACCUMULATIONS OF 2 TO 5 INCHES ARE
EXPECTED AT THE PRESENT TIME. NORTHEAST WINDS OF 15 TO 25 MPH
WILL ALSO EXACERBATE TRAVEL DIFFICULTIES...AS BLOWING AND DRIFTING
SNOW MAY REDUCE VISIBILITY. A STRONG LOW PRESSURE SYSTEM WILL
TRACK NORTHEAST OUT OF THE WESTERN GULF COAST STATES TODAY...REACHING
THE MID ATLANTIC STATES ON WEDNESDAY. THIS IS A LARGE STORM SYSTEM
AND SOUTHEAST MICHIGAN IS EXPECTED TO RECEIVE A GLANCING BLOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

MIZ063-070-076-082-083-260930-
ST. CLAIR-MACOMB-WAYNE-LENAWEE-MONROE-
411 AM EST TUE DEC 25 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A WINTER STORM WATCH IS IN EFFECT WEDNESDAY AFTERNOON THROUGH WEDNESDAY
NIGHT FOR THE POTENTIAL OF 4 T0 7 INCHES OF SNOW. NORTHEAST WINDS
OF 15 TO 25 MPH WILL ALSO EXACERBATE TRAVEL DIFFICULTIES...AS
BLOWING AND DRIFTING SNOW WILL REDUCE VISIBILITY. A STRONG LOW PRESSURE
SYSTEM WILL TRACK NORTHEAST OUT OF THE WESTERN GULF COAST STATES
TODAY...REACHING THE MID ATLANTIC STATES ON WEDNESDAY. THIS IS A
LARGE STORM SYSTEM AND SOUTHEAST MICHIGAN IS EXPECTED TO RECEIVE A
GLANCING BLOW...BUT STILL SUFFICIENT FOR 4 INCHES OR MORE OF SNOW
FOR MOST LOCATIONS WEDNESDAY AFTERNOON AND WEDNESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-260930-
ST. CLAIR RIVER-DETROIT RIVER-LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND 5NM
OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW
BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
411 AM EST TUE DEC 25 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE
HURON AND LAKE ST CLAIR.

.DAY ONE...TODAY AND TONIGHT

SMALL CRAFT ADVISORIES ARE IN EFFECT FOR NEARSHORE WATERS OF LAKE
HURON FROM PORT AUSTIN TO PORT SANILAC...ALONG WITH OUTER SAGINAW
BAY. REFER TO THE LATEST MARINE FORECASTS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SMALL CRAFT ADVISORIES ARE IN EFFECT FOR NEARSHORE WATERS OF LAKE
HURON FROM PORT AUSTIN TO PORT SANILAC...ALONG WITH OUTER SAGINAW
BAY. REFER TO THE LATEST MARINE FORECASTS FOR DETAILS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

MIZ047-048-053-260930-
MIDLAND-BAY-SAGINAW-
411 AM EST TUE DEC 25 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

LIGHT SNOW IS LIKELY DEVELOPING WEDNESDAY AFTERNOON...CONTINUING
INTO WEDNESDAY NIGHT. SNOWFALL ACCUMULATIONS OF A DUSTING TO 2
INCHES IS EXPECTED AT THE PRESENT TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

SF

YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 25, 3:38 AM ESTSmall Craft AdvisoryDTX3 days
Dec 25, 3:54 AM ESTWinter Storm WatchDTXLenawee, Macomb, Monroe, Saint Clair, Wayne12 hr
Dec 25, 4:03 PM ESTWinter Weather AdvisoryDTXGenesee, Huron, Lapeer, Lenawee, Livingston, Macomb and 8 more38 hr

Nearby

Gale Warnings in Michigan, 2012Every gale 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.