Alert archive / Illinois / Gale Warnings in 2013

Gale Warning 13, NWS Chicago, IL

February 17, 2013

NWS Chicago, IL issued this gale warning at Feb 17, 2013, 3:24 PM CST. It took effect at Feb 18, 2013, 3:00 AM CST. It was in force for 61 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
Feb 17, 2013, 3:24 PM CST (21:24 UTC)
In effect from
Feb 18, 2013, 3:00 AM CST
Expired
Feb 20, 2013, 3:34 PM CST
In force
61 hr
Issued by
NWS Chicago, IL

The text

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

169 
WHUS73 KLOT 172124
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
324 PM CST SUN FEB 17 2013

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-180530-
/O.UPG.KLOT.GL.A.0009.130218T0900Z-130218T2100Z/
/O.NEW.KLOT.GL.W.0013.130218T0900Z-130219T0000Z/
/O.NEW.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
324 PM CST SUN FEB 17 2013

...GALE WARNING IN EFFECT FROM 3 AM TO 6 PM CST MONDAY...
...HEAVY FREEZING SPRAY WATCH IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 6 PM CST MONDAY. A
HEAVY FREEZING SPRAY WATCH HAS ALSO BEEN ISSUED. THIS HEAVY
FREEZING SPRAY WATCH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING. THE GALE WATCH IS NO LONGER IN EFFECT. 

* WINDS...GALES UP TO 35 KT.

* SIGNIFICANT WAVES...14 FT.

* OCCASIONAL WAVES...18 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ261-362-364-563-180530-
/O.NEW.KLOT.GL.W.0013.130218T0900Z-130219T0000Z/
/O.NEW.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
324 PM CST SUN FEB 17 2013

...GALE WARNING IN EFFECT FROM 3 AM TO 6 PM CST MONDAY...
...HEAVY FREEZING SPRAY WATCH IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 6 PM CST MONDAY. A
HEAVY FREEZING SPRAY WATCH HAS ALSO BEEN ISSUED. THIS HEAVY
FREEZING SPRAY WATCH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING. 

* WINDS...GALES TO 35 KT.

* SIGNIFICANT WAVES...12 FT.

* OCCASIONAL WAVES...16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ744-745-180530-
/O.EXT.KLOT.SC.Y.0023.130218T0600Z-130221T1000Z/
/O.NEW.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
324 PM CST SUN FEB 17 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
4 AM CST THURSDAY...
...HEAVY FREEZING SPRAY WATCH IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HEAVY
FREEZING SPRAY WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING. 

* WINDS...UP TO 30 KT. OCCASIONAL GALE GUSTS TO 35 KT POSSIBLE.

* SIGNIFICANT WAVES...UP TO 10 FT.

* OCCASIONAL WAVES...UP TO 14 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ740>743-180530-
/O.EXT.KLOT.SC.Y.0023.130218T0600Z-130221T0600Z/
/O.NEW.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
324 PM CST SUN FEB 17 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST WEDNESDAY NIGHT...
...HEAVY FREEZING SPRAY WATCH IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HEAVY
FREEZING SPRAY WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY MORNING. 

* WINDS...UP TO 30 KT. OCCASIONAL GALE GUSTS TO 35 KT POSSIBLE.

* SIGNIFICANT WAVES...8 FT

* OCCASIONAL WAVES...12 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

JEE
13 follow-up statements
921 
WHUS73 KLOT 180339
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
939 PM CST SUN FEB 17 2013

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-181145-
/O.CON.KLOT.GL.W.0013.130218T0900Z-130219T0000Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
939 PM CST SUN FEB 17 2013

...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM CST MONDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...GALES 35 TO 40 KT.

* SIGNIFICANT WAVES...14 FT.

* OCCASIONAL WAVES...18 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ744-745-181145-
/O.CON.KLOT.SC.Y.0023.130218T0600Z-130221T1000Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
939 PM CST SUN FEB 17 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 4 AM CST THURSDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...UP TO 30 KT. OCCASIONAL GALE GUSTS TO 35 KT POSSIBLE.

* SIGNIFICANT WAVES...UP TO 10 FT.

* OCCASIONAL WAVES...UP TO 14 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ740>743-181145-
/O.CON.KLOT.SC.Y.0023.130218T0600Z-130221T0600Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
939 PM CST SUN FEB 17 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO MIDNIGHT CST WEDNESDAY NIGHT...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...UP TO 30 KT. OCCASIONAL GALE GUSTS TO 35 KT POSSIBLE.

* SIGNIFICANT WAVES...8 FT

* OCCASIONAL WAVES...12 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

BMD
453 
WHUS73 KLOT 180949
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
349 AM CST MON FEB 18 2013

LMZ744-745-181800-
/O.EXT.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.NEW.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
349 AM CST MON FEB 18 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 PM CST
TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 9 PM CST
TUESDAY. 

* WINDS...SOUTH UP TO 30 KT...WITH OCCASIONAL GALE GUSTS TO 35 KT
  POSSIBLE TODAY...THEN BECOMING WEST TO 35 KT GALES AFTER
  MIDNIGHT TONIGHT THROUGH TUESDAY.

* SIGNIFICANT WAVES...UP TO 11 FT.

* OCCASIONAL WAVES...UP TO 15 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

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.

&&

$$

LMZ740>743-181800-
/O.EXT.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.NEW.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
349 AM CST MON FEB 18 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 PM CST
TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 9 PM CST
TUESDAY. 

* WINDS...SOUTH UP TO 30 KT...WITH OCCASIONAL GALE GUSTS TO 35 KT
  POSSIBLE TODAY...THEN BECOMING WEST TO 40 KT GALES AFTER
  MIDNIGHT TONIGHT INTO TUESDAY.

* SIGNIFICANT WAVES...8 FT

* OCCASIONAL WAVES...12 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-181800-
/O.EXT.KLOT.GL.W.0013.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
349 AM CST MON FEB 18 2013

...GALE WARNING NOW IN EFFECT UNTIL 9 PM CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...GALES 35 TO 40 KT.

* SIGNIFICANT WAVES...16 FT.

* OCCASIONAL WAVES...20 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ261-362-364-366-563-565-567-868-181800-
/O.EXT.KLOT.GL.W.0013.000000T0000Z-130220T1500Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
349 AM CST MON FEB 18 2013

...GALE WARNING NOW IN EFFECT UNTIL 9 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...GALES 40 TO 45 KT.

* SIGNIFICANT WAVES...18 FT.

* OCCASIONAL WAVES...24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

KJB
726 
WHUS73 KLOT 181557
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
957 AM CST MON FEB 18 2013

LMZ744-745-190000-
/O.CON.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.CON.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
957 AM CST MON FEB 18 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 PM
CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH TO 30 KT...WITH OCCASIONAL GALE GUSTS TO 35 KT
  POSSIBLE TODAY...THEN BECOMING WEST GALES TO 35 KT AFTER
  MIDNIGHT TONIGHT THROUGH TUESDAY.

* SIGNIFICANT WAVES...TO 5 FT TODAY...TO 8 FT TONIGHT AND TO 11 FT
  TUESDAY.

* OCCASIONAL WAVES...TO 8 FT TODAY...TO 12 FT TONIGHT AND TO 15 FT
  TUESDAY.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

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.

&&

$$

LMZ740>743-190000-
/O.CON.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.CON.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
957 AM CST MON FEB 18 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 PM
CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH TO 30 KT...WITH OCCASIONAL GALE GUSTS TO 35 KT
  POSSIBLE TODAY...THEN BECOMING WEST GALES TO 40 KT AFTER
  MIDNIGHT TONIGHT INTO TUESDAY.

* SIGNIFICANT WAVES...TO 8 FT.

* OCCASIONAL WAVES...TO 12 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-190000-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
957 AM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH GALES TO 35 KT TODAY BECOMING WEST TO 40 KT
  TONIGHT.

* SIGNIFICANT WAVES...TO 14 FT TODAY AND TO 16 FT TUESDAY.

* OCCASIONAL WAVES...TO 18 FT TODAY AND TO 20 FT TUESDAY.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ261-362-364-366-563-565-567-868-190000-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T1500Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
957 AM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH GALES TO 35 KT TODAY BECOMING WEST TONIGHT THEN
  NORTHWEST TO 45 KT TUESDAY.

* SIGNIFICANT WAVES...TO 14 FT TODAY AND TONIGHT...AND TO 18 FT
  TUESDAY.

* OCCASIONAL WAVES...TO 18 FT TODAY AND TONIGHT...AND TO 24 FT
  TUESDAY.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$
045 
WHUS73 KLOT 182116
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
316 PM CST MON FEB 18 2013

LMZ744-745-190530-
/O.CON.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.CON.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
316 PM CST MON FEB 18 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 PM
CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH TO 30 KT...WITH A FEW GALE GUSTS TO 35 KT THIS
  EVENING BECOMING WEST GALES TO 40 KT BY MIDNIGHT.

* SIGNIFICANT WAVES...TO 12 FT.

* OCCASIONAL WAVES...TO 16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

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.

&&

$$

LMZ740>743-190530-
/O.CON.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.CON.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
316 PM CST MON FEB 18 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 9 PM
CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH TO 30 KT...WITH A FEW GALE GUSTS TO 35 KT THIS
  EVENING BECOMING WEST GALES TO 40 KT BY LATE EVENING.

* SIGNIFICANT WAVES...TO 8 FT.

* OCCASIONAL WAVES...TO 13 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-190530-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
316 PM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST TUESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...SOUTH GALES TO 35 KT SHIFTING NORTHWEST LATE THIS
  EVENING. WEST GALES TO 40 KT TUESDAY.

* SIGNIFICANT WAVES...TO 14 FT TONIGHT AND TO 18 FT TUESDAY.

* OCCASIONAL WAVES...TO 18 FT TONIGHT AND TO 24 FT TUESDAY.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$

LMZ261-362-364-366-563-565-567-868-190530-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T1500Z/
/O.CON.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
316 PM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM TUESDAY
AFTERNOON THROUGH WEDNESDAY MORNING...

* WINDS...NORTHWEST GALES TO 45 KT OVERNIGHT AND TUESDAY.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

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.

A HEAVY FREEZING SPRAY WATCH IS ISSUED WHEN THE RISK OF HEAVY
FREEZING SPRAY 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.

&&

$$
822 
WHUS73 KLOT 190339
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
939 PM CST MON FEB 18 2013

LMZ744-745-191145-
/O.EXP.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.CON.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.UPG.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
/O.NEW.KLOT.UP.W.0002.130219T1800Z-130220T1000Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
939 PM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST TUESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TUESDAY TO
4 AM CST WEDNESDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HEAVY
FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM NOON TUESDAY TO
4 AM CST WEDNESDAY. 

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 12 FT.

* OCCASIONAL WAVES...TO 16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ740>743-191145-
/O.EXP.KLOT.SC.Y.0023.000000T0000Z-130219T0400Z/
/O.CON.KLOT.GL.W.0014.130219T0400Z-130220T0300Z/
/O.UPG.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
/O.NEW.KLOT.UP.W.0002.130219T1800Z-130220T1000Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
939 PM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST TUESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TUESDAY TO
4 AM CST WEDNESDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 10 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HEAVY
FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM NOON TUESDAY TO
4 AM CST WEDNESDAY. 

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 8 FT.

* OCCASIONAL WAVES...TO 13 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-191145-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T0300Z/
/O.UPG.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
/O.NEW.KLOT.UP.W.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
939 PM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST TUESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TUESDAY TO
NOON CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HEAVY
FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM NOON TUESDAY TO
NOON CST WEDNESDAY. 

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-191145-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T1500Z/
/O.UPG.KLOT.UP.A.0002.130219T1800Z-130220T1800Z/
/O.NEW.KLOT.UP.W.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
939 PM CST MON FEB 18 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TUESDAY TO
NOON CST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A HEAVY
FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM NOON TUESDAY TO
NOON CST WEDNESDAY. 

* WINDS...NORTHWEST GALES TO 45 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

BMD
173 
WHUS73 KLOT 190931
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
331 AM CST TUE FEB 19 2013

LMZ080-669-671-673-675-777-779-870-872-874-876-878-191745-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.W.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
331 AM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM NOON TODAY
TO NOON CST WEDNESDAY...

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-191745-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T1500Z/
/O.CON.KLOT.UP.W.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
331 AM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM NOON TODAY
TO NOON CST WEDNESDAY...

* WINDS...NORTHWEST GALES TO 45 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ740>745-191745-
/O.CON.KLOT.GL.W.0014.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.W.0002.130219T1800Z-130220T1000Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
331 AM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM NOON TODAY
TO 4 AM CST WEDNESDAY...

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 12 FT.

* OCCASIONAL WAVES...TO 16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

KJB
679 
WHUS73 KLOT 191516
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
916 AM CST TUE FEB 19 2013

LMZ080-669-671-673-675-777-779-870-872-874-876-878-192330-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.W.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
916 AM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
WEDNESDAY...

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-192330-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T1500Z/
/O.CON.KLOT.UP.W.0002.130219T1800Z-130220T1800Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
916 AM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
WEDNESDAY...

* WINDS...NORTHWEST GALES TO 45 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ740>745-192330-
/O.CON.KLOT.GL.W.0014.000000T0000Z-130220T0300Z/
/O.CON.KLOT.UP.W.0002.130219T1800Z-130220T1000Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
916 AM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 AM CST
WEDNESDAY...

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 12 FT.

* OCCASIONAL WAVES...TO 16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$
279 
WHUS73 KLOT 192035
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
235 PM CST TUE FEB 19 2013

LMZ080-669-671-673-675-777-779-870-872-874-876-878-200445-
/O.EXT.KLOT.GL.W.0013.000000T0000Z-130220T1800Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
235 PM CST TUE FEB 19 2013

...GALE WARNING NOW IN EFFECT UNTIL NOON CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
WEDNESDAY...

* WINDS...NORTHWEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-200445-
/O.EXT.KLOT.GL.W.0013.000000T0000Z-130221T0300Z/
/O.EXT.KLOT.UP.W.0002.000000T0000Z-130221T0300Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
235 PM CST TUE FEB 19 2013

...GALE WARNING NOW IN EFFECT UNTIL 9 PM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING NOW IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WINDS...NORTHWEST GALES TO 45 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ740>745-200445-
/O.EXT.KLOT.GL.W.0014.000000T0000Z-130220T1000Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130220T1000Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
235 PM CST TUE FEB 19 2013

...GALE WARNING NOW IN EFFECT UNTIL 4 AM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 AM CST
WEDNESDAY...

* WINDS...WEST GALES TO 40 KT.

* SIGNIFICANT WAVES...TO 12 FT.

* OCCASIONAL WAVES...TO 16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$
665 
WHUS73 KLOT 200331
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
931 PM CST TUE FEB 19 2013

LMZ740>745-201145-
/O.CAN.KLOT.GL.W.0014.000000T0000Z-130220T1000Z/
/O.NEW.KLOT.SC.Y.0024.130220T0331Z-130221T2100Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130220T1000Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
931 PM CST TUE FEB 19 2013

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM CST THURSDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 4 AM CST
WEDNESDAY...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CST THURSDAY. THE GALE
WARNING HAS BEEN CANCELLED. 

* WINDS...NORTHWEST WINDS TO 30 KT.

* SIGNIFICANT WAVES...TO 12 FT.

* OCCASIONAL WAVES...TO 16 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-201145-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130220T1800Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
931 PM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL NOON CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
WEDNESDAY...

* WINDS...NORTHWEST GALES TO 35 KT WITH OCCASIONAL GUSTS TO 40 KT. 

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-201145-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130221T0300Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130221T0300Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
931 PM CST TUE FEB 19 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 PM CST
WEDNESDAY...

* WINDS...NORTHWEST GALES TO 40 KT WITH OCCASIONAL GUSTS TO 45 KT.

* SIGNIFICANT WAVES...TO 18 FT.

* OCCASIONAL WAVES...TO 24 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

BMD
875 
WHUS73 KLOT 200942
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
342 AM CST WED FEB 20 2013

LMZ080-669-671-673-675-777-779-870-872-874-876-878-201745-
/O.CAN.KLOT.GL.W.0013.000000T0000Z-130220T1800Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
342 AM CST WED FEB 20 2013

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
TODAY...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE GALE
WARNING. 

* WINDS HAVE SUBSIDED BELOW GALE FORCE...THEREFORE THE GALE
  WARNING HAS BEEN ALLOWED TO END EARLY. 

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

&&

$$

LMZ743>745-201745-
/O.CAN.KLOT.UP.W.0002.000000T0000Z-130220T1000Z/
/O.EXT.KLOT.SC.Y.0024.000000T0000Z-130222T1600Z/
CALUMET HARBOR TO GARY-GARY TO BURNS HARBOR-
BURNS HARBOR TO MICHIGAN CITY-
342 AM CST WED FEB 20 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM CST FRIDAY...
...HEAVY FREEZING SPRAY WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE HEAVY
FREEZING SPRAY WARNING. 

* WINDS...WINDS TO 30 KT THIS MORNING...OTHERWISE 15 TO 25 KT.

* SIGNIFICANT WAVES...TO 12 FT TODAY...OTHERWISE 5 TO 8 FT.

* OCCASIONAL WAVES...TO 16 FT TODAY...OTHERWISE UP TO 12 FT.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ740>742-201745-
/O.CAN.KLOT.UP.W.0002.000000T0000Z-130220T1000Z/
/O.EXT.KLOT.SC.Y.0024.000000T0000Z-130222T2200Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-
342 AM CST WED FEB 20 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM CST FRIDAY...
...HEAVY FREEZING SPRAY WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE HEAVY
FREEZING SPRAY WARNING. 


* WINDS...NORTHWEST TO 25 KT TODAY...THEN BECOME EAST UP TO 30 KT
  THURSDAY NIGHT.


* SIGNIFICANT WAVES...TO 7 FT TODAY THROUGH THURSDAY...BUILDING UP
  TO 9 FT THURSDAY NIGHT.

* OCCASIONAL WAVES...TO 10 FT TODAY THROUGH THURSDAY...BUILDING UP
  TO 13 FT THURSDAY NIGHT.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ261-362-364-366-563-565-567-868-201745-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130221T0300Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130221T0300Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
342 AM CST WED FEB 20 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 PM CST
THIS EVENING...

* WINDS...NORTHWEST GALES TO 35 KT.

* SIGNIFICANT WAVES...TO 16 FT.

* OCCASIONAL WAVES...TO 20 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

KJB
549 
WHUS73 KLOT 201502
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
902 AM CST WED FEB 20 2013

LMZ261-362-364-366-563-565-567-868-202315-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130221T0300Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130221T0300Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
902 AM CST WED FEB 20 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 PM CST
THIS EVENING...

* WINDS...NORTH GALES TO 35 KT.

* SIGNIFICANT WAVES...TO 14 FT.

* OCCASIONAL WAVES...TO 18 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-201800-
/O.CON.KLOT.UP.W.0002.000000T0000Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
902 AM CST WED FEB 20 2013

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
TODAY...

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

&&

$$

LMZ740>745-202315-
/O.EXT.KLOT.SC.Y.0024.000000T0000Z-130221T2100Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
902 AM CST WED FEB 20 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM CST THURSDAY...

* WINDS...WINDS TO 30 KT THIS MORNING...OTHERWISE 15 TO 25 KT.

* SIGNIFICANT WAVES...TO 11 FT TODAY...OTHERWISE 5 TO 8 FT.

* OCCASIONAL WAVES...TO 15 FT TODAY...OTHERWISE UP TO 12 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

JEE
567 
WHUS73 KLOT 201827
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
1227 PM CST WED FEB 20 2013

LMZ080-669-671-673-675-777-779-870-872-874-876-878-201930-
/O.EXP.KLOT.UP.W.0002.000000T0000Z-130220T1800Z/
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
1227 PM CST WED FEB 20 2013

...HEAVY FREEZING SPRAY WARNING HAS EXPIRED...

WINDS HAVE DIMINISHED WHILE TEMPERATURES OVER THE LAKE HAVE
MODERATED...THEREFORE THE HEAVY FREEZING SPRAY WARNING WAS ALLOWED
TO EXPIRE.

$$

LMZ261-362-364-366-563-565-567-868-210230-
/O.CON.KLOT.GL.W.0013.000000T0000Z-130221T0300Z/
/O.CON.KLOT.UP.W.0002.000000T0000Z-130221T0300Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
1227 PM CST WED FEB 20 2013

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 9 PM CST
THIS EVENING...

* WINDS...NORTH GALES TO 35 KT.

* SIGNIFICANT WAVES...TO 14 FT.

* OCCASIONAL WAVES...TO 18 FT.

* ICE ACCUMULATIONS...UPWARDS OF AN INCH PER HOUR POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARNING AREA.

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.

&&

$$

LMZ740>745-210230-
/O.CON.KLOT.SC.Y.0024.000000T0000Z-130221T2100Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
1227 PM CST WED FEB 20 2013

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST
THURSDAY...

* WINDS...WINDS TO 30 KT THIS MORNING...OTHERWISE 15 TO 25 KT.

* SIGNIFICANT WAVES...TO 11 FT TODAY...OTHERWISE 5 TO 8 FT.

* OCCASIONAL WAVES...TO 15 FT TODAY...OTHERWISE UP TO 12 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

JEE
713 
WHUS73 KLOT 202134
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
334 PM CST WED FEB 20 2013

LMZ261-362-364-366-563-565-567-868-202245-
/O.CAN.KLOT.GL.W.0013.000000T0000Z-130221T0300Z/
/O.CAN.KLOT.UP.W.0002.000000T0000Z-130221T0300Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
334 PM CST WED FEB 20 2013

...GALE WARNING IS CANCELLED...
...HEAVY FREEZING SPRAY WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS CANCELLED THE HEAVY
FREEZING SPRAY WARNING. THE GALE WARNING HAS BEEN CANCELLED. 

WINDS HAVE DIMINISHED TO BELOW GALES...THEREFORE THE GALE WARNING
WAS ALLOWED TO EXPIRE. MODERATE FREEZING SPRAY IS STILL LIKELY
SINCE WINDS ARE AROUND 30 KT AND TEMPERATURES OVER THE LAKE ARE
BELOW 20 DEGREES. HOWEVER HEAVY FREEZING SPRAY IS NO LONGER
EXPECTED...SO THE HEAVY FREEZING SPRAY WARNING WAS ALSO ALLOWED TO
EXPIRE.

$$

LMZ740>742-210545-
/O.EXT.KLOT.SC.Y.0024.000000T0000Z-130222T2200Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-
334 PM CST WED FEB 20 2013

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM CST FRIDAY...

* WINDS...15 TO 20 KT...INCREASING TO 30 KT THURSDAY NIGHT.

* SIGNIFICANT WAVES...TO 7 FT TODAY...BUILDING TO 9 FT THURSDAY
  NIGHT.

* OCCASIONAL WAVES...TO 10 FT TODAY...BUILDING TO 13 FT THURSDAY
  NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ743>745-210545-
/O.EXT.KLOT.SC.Y.0024.000000T0000Z-130222T1600Z/
CALUMET HARBOR TO GARY-GARY TO BURNS HARBOR-
BURNS HARBOR TO MICHIGAN CITY-
334 PM CST WED FEB 20 2013

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

* WINDS...15 TO 20 KT...INCREASING TO 30 KT THURSDAY NIGHT.

* SIGNIFICANT WAVES...TO 9 FT TODAY...OTHERWISE TO 7 FT.

* OCCASIONAL WAVES...TO 13 FT TODAY...OTHERWISE TO 10 FT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WINDS OF 22 TO 33 KNOTS AND/OR
WAVES GREATER THAN 4 FT WILL PRODUCE HAZARDOUS CONDITIONS FOR
SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING
SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.

&&

$$

JEE

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 Chicago, IL wrote its last area forecast discussion before this gale warning went out at Feb 17, 3:02 PM CST, 22 minutes earlier.

Area forecast discussion, Feb 17, 3:02 PM CST, 22 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
302 PM CST SUN FEB 17 2013

.DISCUSSION...
254 PM CST

FORECAST CONCERNS INCLUDE SYSTEM TOMORROW WITH RELATIVELY MILD TEMPS
AND RAIN...THEN COLDER TEMPS THROUGH MID-WEEK PRIOR TO THE MUCH
DISCUSSED STORM SYSTEM WHICH IS STILL PROJECTED TO AFFECT THE
MIDWEST THURSDAY-FRIDAY. WHILE STILL 5 DAYS OUT...FAIRLY CONSISTENT
MODEL SOLUTIONS WITH THIS SYSTEM CONTINUE TO POINT TOWARD AN INITIAL
PERIOD OF ACCUMULATING SNOW FOR THE CWA THURSDAY AFTERNOON/EVENING
BEFORE DRY SLOT PRESENTS MORE OF A LIGHT SNOW/FREEZING DRIZZLE
SCENARIO THURSDAY NIGHT.

QUIET WEATHER ACROSS THE FORECAST AREA THIS AFTERNOON...WITH SURFACE
HIGH PRESSURE RIDGE DRIFTING OFF TO THE EAST. AREA OF SURFACE
PRESSURE FALLS ARE ALREADY NOTED ACROSS THE PLAINS AND UPPER MIDWEST
AHEAD OF LOW PRESSURE OVER THE DAKOTAS/SOUTHERN MANITOBA HOWEVER...
WHICH WILL SPREAD EAST...TIGHTEN OUR GRADIENT AND INCREASE OUR
SOUTHERLY WINDS TONIGHT INTO MONDAY. THIS SHOULD RESULT IN STEADY OR
SLOWLY RISING TEMPS TONIGHT ACROSS THE WESTERN CWA WHERE WINDS WILL
PICK UP EARLIER...WITH EVENING LOWS AND RISING OVERNIGHT TEMPS
FARTHER EAST CLOSER TO THE DEPARTING SFC RIDGE. FAIRLY DRY LOW LEVEL
AIR ACROSS THE PLAINS SHOULD HELP TO LIMIT CLOUD COVER TONIGHT SAVE
FOR SOME GRADUALLY INCREASING CIRRUS ACROSS THE NORTH/WEST. ON
MONDAY...THE SURFACE LOW TRACKS SOUTHEAST ACROSS WI DURING THE
AFTERNOON...WITH LOW LEVEL MOISTURE EVENTUALLY SURGING NORTH AHEAD
OF THE TRAILING COLD FRONT LATE MORNING/AFTERNOON INCREASING CLOUDS
AND PRODUCING THE DEVELOPMENT OF LIGHT RAIN. LOW LEVEL THERMAL PROGS
SUPPORT TEMPS SURGING INTO THE MID 40S TO LOWER 50S AHEAD OF THE
FRONT. MODELS INDICATE THE FRONT SHOULD BE APPROACHING THE
MISSISSIPPI RIVER BY 00Z...AND WILL PUSH QUICKLY EAST ACROSS THE WFO
LOT FORECAST AREA MONDAY EVENING. PARTIAL THICKNESS VALUES DECREASE
RAPIDLY BEHIND THE FRONT...SUPPORTING CHANGEOVER FROM LIGHT RAIN TO
LIGHT SNOW THOUGH WITH LITTLE/NO ACCUMULATION AS IT APPEARS PRECIP
ENDS SHORTLY AFTER IT GETS COLD ENOUGH FOR SNOW. BRIEF DRY SLOTTING
BEHIND THE FRONT IS THEN FOLLOWED BY TAIL OF WEAK DEFORMATION/COMMA
HEAD SNOW/SNOW SHOWERS WHICH WILL AFFECT MAINLY FAR NORTHERN IL
OVERNIGHT. SOME MINOR ACCUMULATION POSSIBLE...PERHAPS A FEW TENTHS
TO A HALF INCH MAINLY ACROSS FAR NORTH CENTRAL IL AND NEAR THE WI/IL
BORDER. COLD AIR THEN SPILLS INTO THE REGION MONDAY NIGHT/TUESDAY
WITH BLUSTERY WEST-NORTHWEST WINDS MAKING FOR RATHER RAW CONDITIONS
THROUGH THE DAY. GUIDANCE LOW LEVEL TEMPS SUPPORT LOWS DROPPING OFF
TO THE TEENS/LOWER 20S BY TUESDAY MORNING AND PERHAPS ONLY
RECOVERING A FEW DEGREES TUESDAY IN CONTINUED COLD ADVECTION.
COUPLED WITH GUSTY WINDS NEAR 20 MPH WITH GUSTS ABOVE 30 MPH...WIND
CHILLS LOOK TO REMAIN WITHIN A FEW DEGREES EITHER SIDE OF ZERO.
CYCLONIC LOW LEVEL FLOW BENEATH UPPER TROUGH AXIS MAY SUPPORT SOME
CLOUDS AND FLURRIES AT TIMES...THOUGH DRY ARCTIC AIR WILL PROBABLY
LIMIT COVERAGE ESPECIALLY BY AFTERNOON. LOW LEVEL WIND TRAJECTORIES
SUGGEST LAKE EFFECT SNOW SHOULD MAINLY BE EAST OF PORTER COUNTY.

COLD HIGH PRESSURE RIDGE EVENTUALLY BUILDS SLOWLY EAST ACROSS THE
AREA LATE TUESDAY NIGHT AND WEDNESDAY...WHICH WILL EVENTUALLY BRING
RELIEF FROM THE BLUSTERY WINDS AND CLEAR OUT THE CLOUDS. HOWEVER...
IT WILL REMAIN COLD...WITH LOW LEVEL MODEL TEMPS SUPPORTING LOWS IN
THE SINGLE DIGITS OR EVEN NEAR ZERO BY WEDNESDAY MORNING. SOME
RECOVERY BACK INTO THE 20S IS ANTICIPATED WEDNESDAY WITH A GOOD DEAL
OF LATE FEBRUARY SUNSHINE.

ATTENTION THEN TURNS TO UPPER LOW WHICH MODELS HAVE BEEN PROGGING
ACROSS THE MIDWEST LATER IN THE WEEK. TRENDS IN THE VARIOUS GLOBAL
GUIDANCE OVER THE PAST FEW DAYS HAVE BEEN TO SHIFT THE TRACK OF THIS
FEATURE WEST OF THE WFO CHICAGO FORECAST AREA. CURRENT 12Z
DETERMINISTIC RUNS OF THE ECMWF/GFS/NOGAPS CONTINUE TO PRODUCE THIS
SOLUTION WITH VERY GOOD CONSISTENCY TO THEIR 00/06Z RUNS. HOWEVER...
IT SHOULD BE NOTED THAT THERE REMAINS CONSIDERABLE SPREAD IN THE
GEFS ENSEMBLE MEMBER SOLUTIONS WITH RESPECT TO THE EVOLUTION OF
THE SURFACE AND UPPER LEVEL LOWS...PARTICULARLY IN THE 108-120
HOUR RANGE AS IT MOVES INTO THE MIDWEST. OVERALL...THE TRENDS
WHICH STAND OUT INCLUDE THE SYSTEM OCCLUDING OVER MO/IA/IL
THURSDAY NIGHT/FRIDAY WITH THE WEAKENING UPPER LOW SLOWLY DRIFTING
NORTHEAST ACROSS MN/WI FRIDAY. AN ELONGATED SURFACE
TROUGH/OCCLUSION EXTENDING SOUTHEAST INTO THE OHIO VALLEY LIFTS
ACROSS THE LOT CWA THURSDAY NIGHT...WITH A PRONOUNCED MID-LEVEL
DRY SLOT OVERRUNNING THE MOIST LOW LEVEL FRONTAL ZONE LATE
THURSDAY/THURSDAY NIGHT. THIS SUGGESTS A PERIOD OF SNOW DEVELOPING
FROM THE SOUTHWEST THURSDAY/THURSDAY AFTERNOON AS THE WAVE AND
OCCLUSION APPROACH...WITH THE DRY SLOT THEN SPREADING ACROSS THE
AREA THURSDAY NIGHT. FORECAST SOUNDINGS FROM BOTH GFS/ECMWF MODELS
DEPICT LOSS OF SATURATION IN MID-LEVELS AND LOSS OF ICE-PRODUCTION
WHICH WOULD SUGGEST A DECREASE IN PRECIP INTENSITY AND PERHAPS
MORE OF A FREEZING DRIZZLE/DRIZZLE OCCASIONALLY MIXED WITH LIGHT
SNOW THREAT THURSDAY NIGHT INTO EARLY FRIDAY. OBVIOUSLY THIS IS
STILL QUITE A WAY OUT IN TIME...AND CHANGES/ADJUSTMENTS REMAIN
LIKELY TO MODEL FORECASTS AS THE SYSTEM IN QUESTION IS ONLY OVER
THE GULF OF ALASKA AT THIS TIME. THE STRENGTH OF THE SOUTHERN
UPPER JET AND THE PRESENCE OF A SEPARATE/FARTHER SOUTH LOW REMAIN
POSSIBILITIES. ALSO...THE PERIOD OF SNOW THURSDAY AFTERNOON PRIOR
TO THE DRY SLOT DEPICTED IN THE OPERATIONAL MODEL RUNS COULD
PRODUCE SEVERAL INCHES OF ACCUMULATION BEFORE DIMINISHING/CHANGING
TO MIXED PRECIP OR DRIZZLE. STAY TUNED FOR ADDITIONAL DETAILS WITH
THIS STORM OVER THE NEXT SEVERAL DAYS.

GUIDANCE THEN WEAKENS THE UPPER LOW NORTH OF US INTO NEXT WEEKEND
WITH WEAK HIGH PRESSURE PROVIDING QUIET WEATHER SAT/SUN.

RATZER

&&

.AVIATION...

//ORD AND MDW CONCERNS...UPDATED 21Z...

* LLWS TONIGHT
* STRONG/GUSTY SOUTHERLY WINDS MONDAY
* -SHRA/MVFR DEVELOPING MONDAY AFTERNOON

MDB

//DISCUSSION...UPDATED 18Z...

MID/HIGH LEVEL CLOUDINESS WILL INCREASE THROUGH TONIGHT AS
DEVELOPING STORM OVER THE PLAINS BEGINS TO MAKE PROGRESS EAST
TOWARD THE REGION. SOUTH/SOUTHEAST WINDS WILL DEVELOP TODAY AND
SLOWLY RAMP UP TONIGHT...PARTICULARLY JUST ABOVE THE SFC WHERE LOW
LEVEL JET WILL RESULT IN 50KT+ SOUTHERLY WINDS JUST OFF THE DECK
TONIGHT. THOSE HIGHER WINDS WILL BEGIN MIXING TO THE SFC AS GUSTS
OF 25KT+ BY MID-LATE MORNING SUNDAY AND CONTINUE INTO SUNDAY
AFTERNOON. SHOWERS ARE EXPECTED TO MOVE INTO THE CHICAGO AREA
SUNDAY AFTERNOON WITH CORRESPONDING INCREASE IN LOW LEVEL MOISTURE
LIKELY TO RESULT IN MVFR CIGS DEVELOPING.

IZZI

//ORD AND MDW CONFIDENCE...UPDATED 21Z...

* HIGH CONFIDENCE THROUGH EARLY MONDAY MORNING
* LOWER CONFIDENCE ON CIGS MONDAY AND TIMING OF LOWER CIGS
  ARRIVING

MDB

//OUTLOOK FOR ORD/MDW FOR 00Z TUESDAY-12Z SUNDAY...UPDATED 12Z...

MONDAY NIGHT...RAIN ENDING...POSSIBLY AS A TOUCH OF SNOW. MVFR
LIKELY AND IFR POSSIBLE. STRONG WINDS.

TUESDAY...MVFR CIGS. STRONG WEST WINDS.

WEDNESDAY...VFR.

THURSDAY...SNOW DEVELOPING IN THE LATE AFTERNOON/EARLY EVENING.
IFR CONDITIONS LIKELY BY EVENING. STRONG EAST WINDS LIKELY.

FRIDAY...IFR/LIFR POSSIBLE WITH DZ/-RA.

SATURDAY...MVFR CIGS POSSIBLE.

IZZI

&&

.MARINE...
310 AM CST

HIGH PRESSURE STRETCHES FROM JAMES BAY...THROUGH THE WESTERN
GREAT LAKES...SOUTH INTO THE LOWER MISSISSIPPI VALLEY. THIS RIDGE
WILL PASS EAST ACROSS LAKE MICHIGAN DURING THE EARLY MORNING
HOURS...ALLOWING WINDS TO SHIFT FROM NORTHWESTERLY TO MORE
SOUTHERLY. AS WINDS SHIFT TO A MORE OFFSHORE ORIENTATION...WAVES
OVER THE SOUTHERN TIP OF THE LAKE WILL SUBSIDE...BRINGING AND END
TO THE GOING SMALL CRAFT ADVISORY. THE HIGH WILL THEN PROCEED TO
THE EASTERN SEABOARD BY MONDAY AFTERNOON WHILE STRENGTHENING TO
30.5 INCHES. MEANWHILE...LOW PRESSURE OVER SOUTHERN SASKATCHEWAN
WILL DROP SOUTHEAST TO NORTHERN MINNESOTA BY MONDAY MORNING. THIS
WILL LEAD TO A STRENGTHENING SOUTHERLY GRADIENT OVER THE LAKE WITH
WINDS INCREASING TO 30KT LATE SUNDAY NIGHT AND MONDAY MORNING. A
SMALL CRAFT ADVISORY WILL GO INTO EFFECT LATE SUNDAY NIGHT AS
WINDS INCREASE TO 30 KT AND THERE IS A CHANCE FOR OCCASIONAL
SOUTHERLY GALE FORCE GUSTS OVER THE SOUTHERN TWO THIRDS OF THE OPEN
WATERS THROUGH MONDAY. AS THE LOW CONTINUES EAST...DRAGGING A
STRONG COLD FRONT ACROSS THE LAKE MONDAY EVENING AS THE LOW
DEEPENS TO 29.2 INCHES. THERE WILL BE A BRIEF LULL IN THE WINDS AS
THE FRONTAL TROUGH CROSSES THE LAKE...BUT WINDS WILL QUICKLY RISE
TO WEST GALES AS THE STRONG PUSH OF COLD AIR SPREADS ACROSS THE
LAKE. WEST TO NORTHWEST GALES SHOULD PERSIST UNTIL EARLY WEDNESDAY
MORNING WHEN THE LOW LIFTS NORTHEAST ACROSS SOUTHERN QUEBEC AND
WEAKENS. HIGH PRESSURE WILL THEN BUILD IN BEHIND THE FRONT...
SPREADING ACROSS THE WESTERN GREAT LAKES WEDNESDAY AND WEDNESDAY
NIGHT.

KREIN

&&

.LOT WATCHES/WARNINGS/ADVISORIES...
IL...NONE.
IN...NONE.
LM...GALE WARNING...LMZ080-LMZ261-LMZ362-LMZ364-LMZ366-LMZ563-LMZ565-
     LMZ567-LMZ669-LMZ671-LMZ673-LMZ675-LMZ777-LMZ779-LMZ868-
     LMZ870-LMZ872-LMZ874-LMZ876-LMZ878...3 AM MONDAY TO 6 PM
     MONDAY.

     HEAVY FREEZING SPRAY WATCH...LMZ080-LMZ261-LMZ362-LMZ364-LMZ366-
     LMZ563-LMZ565-LMZ567-LMZ669-LMZ671-LMZ673-LMZ675-LMZ740-
     LMZ741-LMZ742-LMZ743-LMZ744-LMZ745-LMZ777-LMZ779-LMZ868-
     LMZ870-LMZ872-LMZ874-LMZ876-LMZ878...NOON TUESDAY TO NOON
     WEDNESDAY.

     SMALL CRAFT ADVISORY...LMZ744-LMZ745...MIDNIGHT MONDAY TO 4 AM
     THURSDAY.

     SMALL CRAFT ADVISORY...LMZ740-LMZ741-LMZ742-LMZ743...MIDNIGHT
     MONDAY TO MIDNIGHT THURSDAY.

&&
Hazardous weather outlook, Feb 17, 3:53 AM CST, 11 hours 31 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
353 AM CST SUN FEB 17 2013

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
181000-
WINNEBAGO-BOONE-MCHENRY-LAKE ILLINOIS-OGLE-LEE-DE KALB-KANE-
DUPAGE-COOK-LA SALLE-KENDALL-GRUNDY-WILL-KANKAKEE-LIVINGSTON-
IROQUOIS-FORD-LAKE INDIANA-PORTER-NEWTON-JASPER-BENTON-
353 AM CST SUN FEB 17 2013 /453 AM EST SUN FEB 17 2013/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...TODAY AND TONIGHT.

A FEW LAKE EFFECT SNOW SHOWERS ARE POSSIBLE EARLY THIS MORNING
ACROSS PORTIONS OF PORTER COUNTY INDIANA. HOWEVER...NO SIGNIFICANT
SNOW ACCUMULATIONS ARE EXPECTED.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

STRONG SOUTHERLY WINDS ARE POSSIBLE ON MONDAY AFTERNOON. ANOTHER
PERIOD OF STRONG WEST NORTHWESTERLY WINDS ARE POSSIBLE MONDAY
NIGHT AND ON TUESDAY. WINDS COULD GUST UP AROUND 40 MPH AT TIMES
DURING THIS PERIOD.

AN ACTIVE WEATHER PATTERN WILL CONTINUE ACROSS THE CENTRAL STATES
THOUGH THE WEEK. THIS COULD RESULT IN THE DEVELOPMENT OF A
SIGNIFICANT STORM SYSTEM AFFECTING PORTIONS OF NORTHERN ILLINOIS
AND NORTHWEST INDIANA LATE IN THE WORK WEEK. THIS SYSTEM HAS THE
POTENTIAL TO PRODUCE ACCUMULATING SNOWFALL ACROSS PORTIONS OF THE
AREA. HOWEVER...GIVEN THIS STORM IS STILL SEVERAL DAYS
AWAY...UNCERTAINTY IN THE FINER DETAILS REMAINS HIGH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NECESSARY THROUGH TONIGHT.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

LMZ740>745-181000-
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
353 AM CST SUN FEB 17 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE ILLINOIS NEARSHORE
WATERS OF LAKE MICHIGAN AND THE INDIANA NEARSHORE WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

HAZARDOUS CONDITIONS FOR SMALL CRAFT ARE EXPECTED FOR THE INDIANA
NEARSHORE WATERS EAST OF GARY THROUGH MID MORNING.

HAZARDOUS CONDITIONS FOR SMALL CRAFT WILL REDEVELOP LATE TONIGHT
FOR BOTH THE INDIANA AND ILLINOIS NEAR SHORES.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

HIGH WINDS AND WAVES WILL CONTINUE TO LEAD TO HAZARDOUS CONDITIONS
FOR SMALL CRAFT THROUGH WEDNESDAY. GALE FORCE WINDS ARE ALSO
POSSIBLE ACROSS THE INDIANA NEARSHORE WATERS LATE MONDAY NIGHT AND
TUESDAY.

FREEZING SPRAY IS POSSIBLE TUESDAY THROUGH WEDNESDAY
MORNING...AND AGAIN ON THURSDAY NIGHT.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-181000-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
353 AM CST SUN FEB 17 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE OPEN WATERS OF LAKE
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT.

GALE FORCE GUSTS MAY DEVELOP LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

GALE FORCE GUSTS ARE POSSIBLE ACROSS THE LAKE THROUGH MONDAY.
THEN GALES ARE EXPECTED ACROSS THE LAKE LATE MONDAY NIGHT THROUGH
TUESDAY NIGHT.

GALE FORCE GUSTS ARE ONCE AGAIN POSSIBLE ACROSS THE SOUTHERN HALF
OF THE LAKE THURSDAY NIGHT.

FREEZING SPRAY IS POSSIBLE ACROSS THE WHOLE LAKE LATE MONDAY
NIGHT THROUGH WEDNESDAY MORNING. FREEZING SPRAY IS AGAIN POSSIBLE
THURSDAY NIGHT.

&&

COMPLETE FORECAST INFORMATION IS AVAILABLE ON THE NWS CHICAGO
WEBPAGE: WEATHER.GOV/CHICAGO

KJB

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 17, 3:20 AM CSTSmall Craft AdvisoryLOT43 hr
Feb 17, 9:06 AM CSTGale WatchLOT6 hr
Feb 17, 3:24 PM CSTHeavy Freezing Spray WatchLOT30 hr

Nearby

Gale Warnings in Illinois, 2013Every gale warning in 2013

Sources

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