Alert archive / Michigan / Storm Warnings in 2009

Storm Warning 1, NWS Gaylord, MI

September 27, 2009

NWS Gaylord, MI issued this storm warning at Sep 27, 2009, 4:24 AM EDT. It took effect at Sep 28, 2009, 8:00 AM EDT. It was in force for 8 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
Sep 27, 2009, 4:24 AM EDT (08:24 UTC)
In effect from
Sep 28, 2009, 8:00 AM EDT
Expired
Sep 28, 2009, 3:42 PM EDT
In force
8 hr
Issued by
NWS Gaylord, MI

The text

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

506 
WHUS73 KAPX 270824
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
424 AM EDT SUN SEP 27 2009

...FIRST BIG WIND EVENT OF THE FALL ON THE WAY...

LMZ323-342-271630-
/O.UPG.KAPX.GL.A.0005.090928T0600Z-090929T1200Z/
/O.NEW.KAPX.GL.W.0010.090928T1500Z-090929T1200Z/
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
424 AM EDT SUN SEP 27 2009

...GALE WARNING IN EFFECT FROM 11 AM MONDAY TO 8 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 11 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.

&&

$$

LMZ341-271630-
/O.UPG.KAPX.GL.A.0005.090928T1800Z-090929T1200Z/
/O.NEW.KAPX.GL.W.0010.090928T1500Z-090929T1200Z/
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
424 AM EDT SUN SEP 27 2009

...GALE WARNING IN EFFECT FROM 11 AM MONDAY TO 8 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 11 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.

&&

$$

LMZ344>346-271630-
/O.UPG.KAPX.GL.A.0005.090928T0600Z-090929T1200Z/
/O.NEW.KAPX.SR.W.0001.090928T0900Z-090929T0400Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
424 AM EDT SUN SEP 27 2009

...STORM WARNING IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT EDT
MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A STORM
WARNING...WHICH IS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT EDT
MONDAY NIGHT. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER
UNTIL WINDS AND WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE
FOR VERY STRONG WINDS AND DANGEROUS SEA CONDITIONS...AND CONSIDER
REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL WINDS AND WAVES
SUBSIDE.

&&

$$

LSZ321-271630-
/O.EXA.KAPX.GL.A.0005.090928T1800Z-090929T1200Z/
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
424 AM EDT SUN SEP 27 2009

...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A GALE WATCH...
WHICH IS IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING.

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... A GALE WATCH IS ISSUED WHEN
THE RISK OF GALE FORCE WINDS OF 34 TO 47 KNOTS HAS SIGNIFICANTLY
INCREASED...BUT THE SPECIFIC TIMING AND/OR LOCATION IS STILL
UNCERTAIN. IT IS INTENDED TO PROVIDE ADDITIONAL LEAD TIME FOR
MARINERS WHO MAY WISH TO CONSIDER ALTERING THEIR PLANS.

&&

$$

LHZ348-349-271630-
/O.EXT.KAPX.GL.A.0005.090928T1800Z-090929T1200Z/
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-STURGEON POINT TO ALABASTER MI-
424 AM EDT SUN SEP 27 2009

...GALE WATCH NOW IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...

THE GALE WATCH IS NOW IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... A GALE WATCH IS ISSUED WHEN
THE RISK OF GALE FORCE WINDS OF 34 TO 47 KNOTS HAS SIGNIFICANTLY
INCREASED...BUT THE SPECIFIC TIMING AND/OR LOCATION IS STILL
UNCERTAIN. IT IS INTENDED TO PROVIDE ADDITIONAL LEAD TIME FOR
MARINERS WHO MAY WISH TO CONSIDER ALTERING THEIR PLANS.

&&

$$

LHZ345-347-271630-
/O.CON.KAPX.GL.A.0005.090928T1800Z-090929T1200Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
424 AM EDT SUN SEP 27 2009

...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

A GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... A GALE WATCH IS ISSUED WHEN
THE RISK OF GALE FORCE WINDS OF 34 TO 47 KNOTS HAS SIGNIFICANTLY
INCREASED...BUT THE SPECIFIC TIMING AND/OR LOCATION IS STILL
UNCERTAIN. IT IS INTENDED TO PROVIDE ADDITIONAL LEAD TIME FOR
MARINERS WHO MAY WISH TO CONSIDER ALTERING THEIR PLANS.

&&

$$
6 follow-up statements
963 
WHUS73 KAPX 271500
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
1100 AM EDT SUN SEP 27 2009

...FIRST BIG WIND EVENT OF THE FALL ON THE WAY...

LMZ323-341-342-272200-
/O.CON.KAPX.GL.W.0010.090928T1500Z-090929T1200Z/
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
1100 AM EDT SUN SEP 27 2009

...GALE WARNING REMAINS IN EFFECT FROM 11 AM MONDAY TO 8 AM EDT
TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 11 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ344>346-272200-
/O.CON.KAPX.SR.W.0001.090928T0900Z-090929T0400Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
1100 AM EDT SUN SEP 27 2009

...STORM WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT
EDT MONDAY NIGHT...

A STORM WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT
EDT MONDAY NIGHT. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... RECREATIONAL BOATERS SHOULD
REMAIN IN PORT...OR TAKE SHELTER UNTIL WINDS AND WAVES SUBSIDE.
COMMERCIAL VESSELS SHOULD PREPARE FOR VERY STRONG WINDS AND
DANGEROUS SEA CONDITIONS...AND CONSIDER REMAINING IN PORT OR
TAKING SHELTER IN PORT UNTIL WINDS AND WAVES SUBSIDE.

&&

$$

LHZ345-347>349-LSZ321-272200-
/O.CON.KAPX.GL.A.0005.090928T1800Z-090929T1200Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-STURGEON POINT TO ALABASTER MI-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
1100 AM EDT SUN SEP 27 2009

...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

A GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... A GALE WATCH IS ISSUED WHEN
THE RISK OF GALE FORCE WINDS OF 34 TO 47 KNOTS HAS SIGNIFICANTLY
INCREASED...BUT THE SPECIFIC TIMING AND/OR LOCATION IS STILL
UNCERTAIN. IT IS INTENDED TO PROVIDE ADDITIONAL LEAD TIME FOR
MARINERS WHO MAY WISH TO CONSIDER ALTERING THEIR PLANS.

&&

$$
994 
WHUS73 KAPX 271853
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
253 PM EDT SUN SEP 27 2009

...FIRST BIG WIND EVENT OF THE FALL ON THE WAY...

LHZ345-347>349-LSZ321-281200-
/O.EXB.KAPX.GL.W.0010.090928T0900Z-090929T1200Z/
/O.UPG.KAPX.GL.A.0005.090928T1800Z-090929T1200Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-STURGEON POINT TO ALABASTER MI-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
253 PM EDT SUN SEP 27 2009

...GALE WARNING IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.

&&

$$

LHZ346-LSZ322-281200-
/O.EXB.KAPX.GL.W.0010.090928T0900Z-090929T1200Z/
ST IGNACE TO FALSE DETOUR CHANNEL-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
253 PM EDT SUN SEP 27 2009

...GALE WARNING IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ323-341-342-281200-
/O.EXT.KAPX.GL.W.0010.090928T0900Z-090929T1200Z/
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
253 PM EDT SUN SEP 27 2009

...GALE WARNING NOW IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT
TUESDAY...

THE GALE WARNING IS NOW IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ344>346-281200-
/O.CON.KAPX.SR.W.0001.090928T0900Z-090929T0400Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
253 PM EDT SUN SEP 27 2009

...STORM WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT
EDT MONDAY NIGHT...

A STORM WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT
EDT MONDAY NIGHT. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... RECREATIONAL BOATERS SHOULD
REMAIN IN PORT...OR TAKE SHELTER UNTIL WINDS AND WAVES SUBSIDE.
COMMERCIAL VESSELS SHOULD PREPARE FOR VERY STRONG WINDS AND
DANGEROUS SEA CONDITIONS...AND CONSIDER REMAINING IN PORT OR
TAKING SHELTER IN PORT UNTIL WINDS AND WAVES SUBSIDE.

&&

$$
524 
WHUS73 KAPX 280238
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
1038 PM EDT SUN SEP 27 2009

...FIRST BIG WIND EVENT OF THE FALL ON THE WAY...

LHZ345>349-LMZ323-341-342-LSZ321-322-281045-
/O.CON.KAPX.GL.W.0010.090928T0900Z-090929T1200Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-STURGEON POINT TO ALABASTER MI-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1038 PM EDT SUN SEP 27 2009

...GALE WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT
TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO 8 AM EDT
TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ344>346-281045-
/O.CON.KAPX.SR.W.0001.090928T0900Z-090929T0400Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
1038 PM EDT SUN SEP 27 2009

...STORM WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT
EDT MONDAY NIGHT...

A STORM WARNING REMAINS IN EFFECT FROM 5 AM MONDAY TO MIDNIGHT
EDT MONDAY NIGHT. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... RECREATIONAL BOATERS SHOULD
REMAIN IN PORT...OR TAKE SHELTER UNTIL WINDS AND WAVES SUBSIDE.
COMMERCIAL VESSELS SHOULD PREPARE FOR VERY STRONG WINDS AND
DANGEROUS SEA CONDITIONS...AND CONSIDER REMAINING IN PORT OR
TAKING SHELTER IN PORT UNTIL WINDS AND WAVES SUBSIDE.

&&

$$
272 
WHUS73 KAPX 280819
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
419 AM EDT MON SEP 28 2009

...FIRST BIG WIND EVENT OF THE FALL ON THE WAY...

LHZ349-LMZ323-341-342-281700-
/O.EXT.KAPX.GL.W.0010.090928T1200Z-090929T1200Z/
STURGEON POINT TO ALABASTER MI-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
419 AM EDT MON SEP 28 2009

...GALE WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO 8 AM EDT
TUESDAY...

THE GALE WARNING IS NOW IN EFFECT FROM 8 AM THIS MORNING TO 8 AM
EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LHZ345>348-LSZ321-322-281700-
/O.EXT.KAPX.GL.W.0010.090928T2100Z-090929T1200Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
419 AM EDT MON SEP 28 2009

...GALE WARNING NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 AM
EDT TUESDAY...

THE GALE WARNING IS NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO
8 AM EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ344>346-281700-
/O.EXT.KAPX.SR.W.0001.090928T1200Z-090929T0400Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
419 AM EDT MON SEP 28 2009

...STORM WARNING NOW IN EFFECT FROM 8 AM THIS MORNING TO MIDNIGHT
EDT TONIGHT...

THE STORM WARNING IS NOW IN EFFECT FROM 8 AM THIS MORNING TO
MIDNIGHT EDT TONIGHT. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... RECREATIONAL BOATERS SHOULD
REMAIN IN PORT...OR TAKE SHELTER UNTIL WINDS AND WAVES SUBSIDE.
COMMERCIAL VESSELS SHOULD PREPARE FOR VERY STRONG WINDS AND
DANGEROUS SEA CONDITIONS...AND CONSIDER REMAINING IN PORT OR
TAKING SHELTER IN PORT UNTIL WINDS AND WAVES SUBSIDE.

&&

$$

JZ
905 
WHUS73 KAPX 281541
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
1141 AM EDT MON SEP 28 2009

...FIRST BIG WIND EVENT OF THE FALL ON THE...

LHZ349-LMZ323-341-342-282345-
/O.CON.KAPX.GL.W.0010.000000T0000Z-090929T1200Z/
STURGEON POINT TO ALABASTER MI-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
1141 AM EDT MON SEP 28 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT TUESDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LHZ345>348-LSZ321-322-282345-
/O.CON.KAPX.GL.W.0010.090928T2100Z-090929T1200Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1141 AM EDT MON SEP 28 2009

...GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
8 AM EDT TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 8 AM
EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ344>346-282345-
/O.CON.KAPX.SR.W.0001.000000T0000Z-090929T0400Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
1141 AM EDT MON SEP 28 2009

...STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

A STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... RECREATIONAL BOATERS SHOULD
REMAIN IN PORT...OR TAKE SHELTER UNTIL WINDS AND WAVES SUBSIDE.
COMMERCIAL VESSELS SHOULD PREPARE FOR VERY STRONG WINDS AND
DANGEROUS SEA CONDITIONS...AND CONSIDER REMAINING IN PORT OR
TAKING SHELTER IN PORT UNTIL WINDS AND WAVES SUBSIDE.

&&

$$
713 
WHUS73 KAPX 281942
MWWAPX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
342 PM EDT MON SEP 28 2009

...GUSTY WINDS TO CONTINUE...

LMZ344>346-291200-
/O.CAN.KAPX.SR.W.0001.000000T0000Z-090929T0400Z/
/O.EXB.KAPX.GL.W.0010.090928T1942Z-090929T1600Z/
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
342 PM EDT MON SEP 28 2009

...GALE WARNING IN EFFECT UNTIL NOON EDT TUESDAY...
...STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT UNTIL NOON EDT TUESDAY. THE STORM
WARNING HAS BEEN CANCELLED. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.

&&

$$

LSZ321-322-291200-
/O.EXT.KAPX.GL.W.0010.090928T1942Z-090929T1600Z/
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
342 PM EDT MON SEP 28 2009

...GALE WARNING NOW IN EFFECT UNTIL NOON EDT TUESDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL NOON EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LMZ323-341-342-291200-
/O.EXT.KAPX.GL.W.0010.000000T0000Z-090929T1600Z/
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
342 PM EDT MON SEP 28 2009

...GALE WARNING NOW IN EFFECT UNTIL NOON EDT TUESDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL NOON EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LHZ345-346-291200-
/O.EXT.KAPX.GL.W.0010.090928T1942Z-090929T1600Z/
STRAITS OF MACKINAC WITHIN 5NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
342 PM EDT MON SEP 28 2009

...GALE WARNING NOW IN EFFECT UNTIL NOON EDT TUESDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL NOON EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

LHZ347>349-291200-
/O.EXT.KAPX.GL.W.0010.090928T1941Z-090929T2100Z/
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-STURGEON POINT TO ALABASTER MI-
342 PM EDT MON SEP 28 2009

...GALE WARNING NOW IN EFFECT UNTIL 5 PM EDT TUESDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL 5 PM EDT TUESDAY. 

PLEASE SEE THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS... 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.

&&

$$

What forecasters said that day

The local office's own words before this storm 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 storm warning went out at Sep 26, 10:00 PM EDT, 6 hours 24 minutes earlier.

Area forecast discussion, Sep 26, 10:00 PM EDT, 6 hours 24 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GAYLORD MI
1000 PM EDT SAT SEP 26 2009

.SYNOPSIS.../ISSUED AT 414 PM/

A STRENGTHENING CANADIAN STORM SYSTEM TO MOVE TOWARD THE GREAT LAKES
TONIGHT...BEFORE BECOMING CENTERED OVER THE STATE MONDAY. THIS
SYSTEM IS FORECAST TO PUSH EAST OF THE GREAT LAKES TUESDAY EVENING.
THIS PATTERN WILL GENERATE STRONG WINDS AND SHOWERS OVER NORTHERN
MICHIGAN SUNDAY THROUGH TUESDAY.

HIGH PRESSURE FROM THE PLAINS WILL BUILD INTO THE GREAT LAKES
REGION WEDNESDAY. THIS PATTERN WILL GENERATE MILD AND DRY
CONDITIONS WEDNESDAY AND THURSDAY.

SWR

&&

.SHORT TERM.../ISSUED AT 1000 PM/...OVERNIGHT

WEAK SURFACE RIDGING REMAINS OVER NRN MICHIGAN AND WISCONSIN LATE
THIS EVENING...WITH LOW PRESSURE DEVELOPING WELL TO OUR SOUTH OVER
INDIANA. PRONOUNCED UPPER LEVEL TROUGH EXTENDS THRU MICHIGAN INTO
ILLINOIS...WITH WEAK DEFORMATION AXIS STRETCHED ACROSS LOWER
MICHIGAN. LIFT FROM THIS FEATURE COUPLED WITH ADDITIONAL DPVA FROM A
VORT MAX MOVING THRU NRN LWR MICHIGAN ATTM CONTINUES TO KICK OFF
ISOLD TO SCT LIGHT SHOWERS AND PATCHY DRIZZLE. ADDITIONAL WEAK
SHOWER ACTIVITY IS MOVING THRU ERN LAKE SUPERIOR THANKS TO ANOTHER
WEAK SHORT WAVE RIDING THRU THE 500 MB FLOW. LACK OF DEEP MOISTURE
IS THE MAIN CULPRIT FOR MINIMAL SHOWER COVERAGE AND INTENSITY...WITH
APX 00Z SOUNDING SHOWING GOOD MOISTURE THRU 700 MB (-4 C ISOTHERM)
AND DRY AIR ABOVE.

WEAK LOW TO OUR SOUTH WILL LIFT NORTHWARD TO LAKE HURON OVERNIGHT.
SHORT WAVE OVER NRN LWR MICHIGAN WILL SLIDE SE INTO SW LWR
MICHIGAN...AND SHORT WAVE OVER ERN LAKE SUPERIOR WILL PUSH EAST INTO
ONTARIO...CLIPPING ERN UPR MICHIGAN IN THE PROCESS. DEPTH OF
MOISTURE WILL REMAIN UNIMPRESSIVE WITH A THICK 700-500 MB DRY LAYER
REMAINING IN PLACE ACROSS OUR CWA. THERE MAY BE SOME LOW LEVEL
DRYING OVERNIGHT AS WELL. WILL MAKE VERY FEW CHANGES TO CURRENT
WX/POPS GRIDS...HIGHLIGHTING SCT LIGHT SHRA ACROSS CENTRAL AND NE
LWR MICHIGAN...WITH JUST ISOLD LIGHT SHRA FOR THE REST OF THE CWA
THRU 06Z. AFTER 06Z...ISOLD SHRA SHOULD BE CONFINED TO NE LWR
MICHIGAN...WITH THE REST OF THE CWA DRY BUT MAINLY CLOUDY OVERNIGHT.

&&

.LONG TERM.../ISSUED AT 414 PM/...SUNDAY AND BEYOND

WELL...NORTHERN MICHIGANDERS...AFTER ONE OF THE MORE PLEASANT STARTS
TO FALL IN RECENT MEMORY...OLD MOTHER NATURE IS ABOUT READY TO HIT
US WITH A DOUBLE DOSE OF MORE TYPICAL FALL REALITY EARLY NEXT WEEK.
EARLY AFTERNOON NORTHERN HEMISPHERIC WATER VAPOR IMAGERY...OVERLAID
WITH MODEL DERIVED WINDS...SHOWS PRIMARY CULPRIT BEHIND SOON TO BE
SUCH RAPIDLY DETERIORATING CONDITIONS AS 150+ KNOT ELONGATED NORTH
PACIFIC UPPER LEVEL JET RUNNING ALONG 50N LATITUDE...THE NOSE OF
WHICH IS ALREADY SLAMMING INTO CENTRAL BRITISH COLUMBIA. MID LEVEL
RESPONSE FALLING SUIT (ALTHOUGH NOT NEARLY AS IMPRESSIVE........YET)
WITH LOW AMPLITUDE ELONGATED SHORTWAVE PUSHING ACROSS BRITISH
COLUMBIA. THE COMBINATION OF THESE WILL RAPIDLY CARVE OUT A DEEP MID
LEVEL LOW ACROSS NORTHERN MICHIGAN BY EARLY MONDAY...WITH SUB 985MB
SURFACE RESPONSE CUTTING ACROSS EASTERN LAKE SUPERIOR. AS ONE WOULD
EXPECT ...THIS EXACT TRACK AND STRENGTH NOT ENTIRELY CARVED IN
STONE...BUT A VAST MAJORITY OF GUIDANCE REMAINS ADAMANT OF SUCH A
SOLUTION...AND GIVEN UPSTREAM UPPER LEVEL JET STREAK...WHO AM I TO
ARGUE. FORECAST CONCERNS RUN THE GAMUT ON THIS POTENTIAL HIGH IMPACT
EVENT (WELL...EVERYTHING EXCEPT SNOW...THOSE DAYS ARE HOPEFULLY JUST
AROUND THE CORNER :))...WITH PRIMARY EMPHASIS CENTERED ON STRONG
WIND POTENTIAL...AND MAGNITUDE AND TIMING OF SYNOPTIC AND LAKE
ENHANCED DRIVEN SHOWERS.

SUNDAY AND SUNDAY NIGHT...PROVERBIAL CALM BEFORE THE STORM DURING
THE MORNING AS TRANSIENT SHORTWAVE RIDGE AXIS PIVOTS ACROSS AHEAD OF
DIGGING NORTHERN CONUS WAVE AND JET STREAK. WILL HAVE TO WATCH FOR A
FEW SNEAKY ELEVATED SHOWERS OR STORMS DURING THE MORNING ACROSS
EASTERN UPPER UNDER RAPIDLY BURGEONING WAA REGIME...WITH MODELS
SHOWING RESPECTABLE MID LEVEL LAPSE RATES APPROACHING 7C/KM THROUGH
THE 700-500MB LAYER. BY LATER IN THE DAY...RAPIDLY INTENSIFYING COLD
FRONT PUSHING INTO THE WESTERN LAKES...ENCROACHING UPON NARROW...
FOCUSED MOISTURE CHANNEL (PWAT >1.00 INCHES WITH 850 DEWPOINTS
PUSHING THE UPPER SINGLE DIGITS) AND SOME MODEST ELEVATED
INSTABILITY (850MB-500MB MOST UNSTABLE CAPE PROFILES IN EXCESS OF
700 J/KG) SHOULD RAPIDLY DEVELOP A LOW TOPPED AND VERY PROGRESSIVE
SQUALL LINE OVER EASTERN WISCONSIN INTO CENTRAL UPPER MICHIGAN. IN
ADDITION TO THE LOW LEVEL SUPPORT...EXCELLENT MID AND UPPER LEVEL
DYNAMICS...COURTESY OF RAPID MID LEVEL HEIGHT FALLS AND BULLSEYE OF
UPPER LEVEL DIFLUENCE IN LEFT EXIT REGION OF >100 KNOT 300MB JET
STREAK...SHOULD ALSO SUPPORT RAPID ONSET OF CONVECTION. THESE
SHOWERS AND STORMS WILL PIVOT EAST ACROSS NORTHERN MICHIGAN DURING
THE LATER AFTERNOON AND EVENING HOURS. DESPITE SOMEWHAT LIMITED
INSTABILITY (WITH DECREASING SURFACE BASED INSTABILITY DURING THE
EVENING)...SIMPLE POTENTIAL FOR ANY CONVECTION TO TAP INTO 40 KNOT
850MB JET/GREATER THAN 50 KNOT 500MB JET ARGUES FOR POTENTIAL
DAMAGING WINDS. PERUSING LATEST DATA...IT TENTATIVELY APPEARS BEST
POTENTIAL FOR SEVERE WIND GUSTS WILL BE ACROSS NORTHERN LOWER
MICHIGAN...WHERE 500 MB JET INCREASES TO 75 KNOTS DIRECTLY ALONG
FRONTAL ZONE. AS A RESULT...LATEST SPC DAY 2 OUTLOOK INDICATES
SLIGHT RISK POTENTIAL OVER THE AREA...AND WILL CONTINUE TO HIT HARD
IN THE AFTERNOON RENDITION OF THE HAZARDOUS WEATHER OUTLOOK.
POSSIBLE BRIEF BREAK IMMEDIATELY BEHIND THE FRONT OVERNIGHT AS MID
LEVEL DRY SLOT ATTEMPTS TO PUNCH NORTHEAST INTO THE AREA.
HOWEVER...WESTERN LAKES LAKE EFFECT POTENTIAL WILL BE ON THE
INCREASE TOWARDS MORNING UNDER INITIAL CAA REGIME...PERHAPS SPAWNING
SOME LAKE ENHANCED SHOWERS OFF OF NORTHERN LAKE MICHIGAN IN FAVORED
WEST FLOW AREAS.

MONDAY...AS PREVIOUS FORECASTER MOST ACCURATELY SURMISED...A PRETTY
UGLY DAY SETTING UP ACROSS THE MAJESTIC NORTHWOODS AS AFOREMENTIONED
STORM GOES THROUGH RAPID DEEPENING PROCESS OVER THE NORTHERN LAKES
(AN ALL TOO COMMON OCCURRENCE DURING THE FALL UNSTABLE SEASON OVER
THE WARM WATERS). GREAT MID LEVEL SUPPORT...COMBINED WITH MOISTURE
PINWHEELING AROUND THE PARENT SYSTEM AND INCREASINGLY FAVORABLE LAKE
ENHANCEMENT PARAMETERS (850MB TEMPERATURES FALLING INTO THE SINGLE
DIGITS...PRODUCING MID TEENS DELTA T/S) SHOULD SET THE STAGE FOR A
RATHER SHOWERY DAY MONDAY...WITH GREATEST COVERAGE IN THE TYPICAL
NORTHWEST FLOW AREAS. OF MORE IMPORTANCE REMAINS HIGH IMPACT WIND
POTENTIAL MONDAY...ESPECIALLY BEHIND SECONDARY COLD FRONTAL PASSAGE.
COMBINATION OF EXCELLENT LOW LEVEL INSTABILITY TAPPING INTO SOME OF
THE 40 TO 50 KNOT 950-850MB WINDS AND TIGHT PRESSURE GRADIENT WILL
SUPPORT FREQUENT GUSTS OF 30 TO 40 MPH OVER LAND...WITH EVEN GREATER
GUSTS OVER THE OPEN WATERS AND ALONG THE LAKE MICHIGAN SHORELINE
AREAS. NO DOUBT...INHERITED GALE WATCH OVER MUCH NORTHERN LAKE
MICHIGAN AND HURON WILL STAY IN EFFECT...WITH POSSIBLE OVER-LAND
ADVISORIES/WARNING NEEDED IN THE NEAR FUTURE (JUST A TAD TOO EARLY
AT THIS JUNCTURE). TEMPERATURES WILL BE NOTICEABLY COLDER THAN THE
70S EXPECTED ON SUNDAY...WITH AFTERNOON HIGHS STUCK GENERALLY IN THE
50S.

MONDAY NIGHT THROUGH TUESDAY NIGHT...CONDITIONS TRY TOO SLOWLY ABATE
AS LOW CONTINUES THE OCCLUDING PROCESS AND SLOWLY PUSHES OFF TO THE
EAST. PER THE USUAL...ALL IMPORTANT BOUNDARY LAYER WIND DIRECTION
WILL DECIDE WHO SEES THE MOST WIDESPREAD SHOWER ACTIVITY AS
OVER-WATER INSTABILITY REMAINS FAVORABLE WITH DELTA T/S IN THE MID
TEENS. FULLY EXPECT INITIAL NORTHWEST FLOW REGIME TO TRANSITION MORE
NORTHERLY THROUGH THE PERIOD...TARGETING AREAS CLOSER TO THE LAKE
MICHIGAN SHORELINE AND NEAR WHITEFISH POINT. AWAY FROM THE FAVORED
LAKE AREAS...SHOWER COVERAGE SHOULD SCATTER OUT CONSIDERABLY. BY
LATER TUESDAY NIGHT...SIGNIFICANT DRY AIR INTRUSION SHOULD PUT AN
END TO ANY LAKE EFFECT ACTIVITY. WINDS SHOULD ALSO GRADUALLY SUBSIDE
THROUGH THE PERIOD...ALTHOUGH GUSTY CONDITIONS SHOULD CONTINUE
THROUGH TUESDAY. ANOTHER COLD ONE EXPECTED TUESDAY...WITH HIGH
TEMPERATURES STRUGGLING INTO THE 50S...WITH EVEN A FEW UPPER 40S
POSSIBLE OVER UPPER MICHIGAN AND ELEVATED INTERIOR SECTIONS OF
NORTHERN LOWER MICHIGAN.

REST OF THE FORECAST (WEDNESDAY THROUGH SATURDAY)...NOT A WHOLE LOT
OF TIME TO THOROUGHLY LOOK AT THIS PERIOD...SO NEARLY RAN STRAIGHT
WITH HPC SUGGESTIONS. STILL APPEARS MID WEEK PERIOD LOOKS DRY UNDER
MODERATING CONDITIONS AS MID LEVEL RIDGE AXIS MOVES ACROSS THE AREA
IN RESPONSE TO INCOMING WESTERN NOAM ENERGY. SHOWER POSSIBILITY WILL
BE ON THE INCREASE TO ROUND OUT THE WORK WEEK INTO THE START OF NEXT
WEEKEND AS SAID WESTERN SHORTWAVE APPROACHES. HOWEVER...GIVEN
INCREASINGLY BLOCKY LOOK TO UPPER LEVEL PATTERN...WOULD NOT BE
SURPRISED IF SHOWER POTENTIAL NEEDS TO BE DELAYED FURTHER.

MSB

&&

.MARINE.../ISSUED AT 414 PM/

RELATIVE QUIET CONDITIONS WILL HOLD THRU THE DAYLIGHT HOURS
SUNDAY...WITH RAPID DETERIORATION IN MARINE CONDITIONS AFTER THAT.
SOME SCATTERED LIGHT SHOWERS ARE EXPECTED THIS EVENING UNDER LIGHT
SOUTHERLY WIND FLOW. WINDS WILL BECOME SOUTHWESTERLY AND INCREASE
OVERNIGHT...ESPECIALLY OVER LAKE MICHIGAN. SMALL CRAFT CONDITIONS
WILL EVENTUALLY DEVELOP ON LAKE MI (AT LEAST) EARLY SUNDAY MORNING.
HOWEVER...WITH CURRENT GALE WATCH ALREADY ISSUED...DECIDED AGAINST A
SPECIFIC SCA MENTION IN THE FORECAST. AFTERWORDS...A BAND OF SHOWERS
ALONG A VERY STRONG COLD FRONT SUNDAY NIGHT COULD BRING BRIEF HIGH
WINDS. BEHIND THE FRONT...VERY STRONG WINDS WILL REDEVELOP BY
MONDAY...WITH SOME STORM-FORCE GUSTS NOT OUT OF THE QUESTION...
ESPECIALLY ON LAKE MICHIGAN. EARLY ISSUED GALE WATCHES WILL REMAIN
IN EFFECT TO ACCOUNT FOR THIS POTENTIAL.

ALL MARINE INTERESTS SHOULD CLOSELY MONITOR FORECASTS FOR THE SUNDAY
NIGHT TO MONDAY NIGHT PERIOD.

JZ/MSB

&&

.AVIATION.../ISSUED AT 715 PM/...VALID FOR 00Z TAFS

VFR/MVFR CIGS ARE EXPECTED FOR THE REST OF THE NIGHT AS WEAK LOW
PRESSURE SLIDES NE INTO LOWER MICHIGAN. CHANCES OF SHOWERS WILL
LINGER THIS EVENING AND THEN WANE OVERNIGHT THRU MID AFTERNOON
SUNDAY. WINDS TO INCREASE FROM THE S/SW ACROSS NRN MI SUNDAY AS
PLAINS STORM SYSTEM APPROACHES. CHANCES OF SHOWERS AND THUNDERSTORMS
WILL AGAIN INCREASE FROM WEST TO EAST LATE SUNDAY AFTERNOON THRU
SUNDAY EVENING AS A STRENGTHENING COLD FRONT SWEEPS THRU THE REGION.

&&

.APX WATCHES/WARNINGS/ADVISORIES...
MI...NONE.
LM...GALE WATCH FROM LATE SUNDAY NIGHT THROUGH TUESDAY MORNING FOR
     LMZ323-342-344>346.
     GALE WATCH FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING FOR
     LMZ341.
LH...GALE WATCH FROM MONDAY MORNING THROUGH TUESDAY MORNING FOR
     LHZ348-349.
     GALE WATCH FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING FOR
     LHZ345-347.
LS...NONE.

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 3:53 AM EDTHigh Wind WatchAPXBenzie, Leelanau, Manistee11 hr
Sep 27, 4:24 AM EDTGale WarningAPX60 hr
Sep 27, 4:55 AM EDTLakeshore Flood StatementAPXAntrim, Benzie, Emmet, Leelanau, Manistee55 hr
Sep 27, 2:40 PM EDTHigh Wind WarningAPXBenzie, Leelanau, Manistee25 hr
Sep 27, 2:40 PM EDTWind AdvisoryAPXAntrim, Arenac, Crawford, Gladwin, Grand Traverse, Kalkaska and 4 more25 hr

Nearby

Storm Warnings in Michigan, 2009Every storm warning in 2009

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.