Alert archive / Illinois / Gale Warnings in 2012

Gale Warning 4, NWS Chicago, IL

January 15, 2012

NWS Chicago, IL issued this gale warning at Jan 15, 2012, 3:36 AM CST. It took effect at Jan 15, 2012, 6:00 PM CST. It was in force for 16 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 15, 2012, 3:36 AM CST (09:36 UTC)
In effect from
Jan 15, 2012, 6:00 PM CST
Expired
Jan 16, 2012, 9:56 AM CST
In force
16 hr
Issued by
NWS Chicago, IL

The text

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

400 
WHUS73 KLOT 150936
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
336 AM CST SUN JAN 15 2012

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-151745-
/O.UPG.KLOT.GL.A.0003.120116T0000Z-120116T1200Z/
/O.NEW.KLOT.GL.W.0004.120116T0000Z-120116T1600Z/
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-
336 AM CST SUN JAN 15 2012

...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO 10 AM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM CST
MONDAY. 

* EXPECT SUSTAINED GALE FORCE WINDS OR FREQUENT GALE FORCE GUSTS 
  FROM 6 PM THIS EVENING TO 10 AM CST MONDAY.

* DURING THE GALE WARNING...THE STRONGEST WINDS WILL BE UP TO 40 
  KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES WILL BE UP 
  TO 14 FT. THERE WILL BE OCCASIONAL WAVES UP TO 20 FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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.

&&

$$

LMZ740>745-151745-
/O.EXT.KLOT.SC.Y.0005.120115T1700Z-120116T1700Z/
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-
336 AM CST SUN JAN 15 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 AM THIS MORNING TO
11 AM CST MONDAY...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT FROM 11 AM THIS MORNING
TO 11 AM CST MONDAY. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT FROM 11 AM THIS 
  MORNING TO 11 AM CST MONDAY.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 30 KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 9 FT. THERE WILL BE OCCASIONAL WAVES UP TO 13 
  FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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 WAVE CONDITIONS
FOR SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

BEACHLER
5 follow-up statements
613 
WHUS73 KLOT 151545
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
945 AM CST SUN JAN 15 2012

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-152345-
/O.CON.KLOT.GL.W.0004.120116T0000Z-120116T1600Z/
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-
945 AM CST SUN JAN 15 2012

...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST MONDAY...

A GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST MONDAY. 

* EXPECT SUSTAINED GALE FORCE WINDS OR FREQUENT GALE FORCE GUSTS 
  FROM 6 PM THIS EVENING TO 10 AM CST MONDAY.

* DURING THE GALE WARNING...THE STRONGEST WINDS WILL BE UP TO 40 
  KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES WILL BE UP 
  TO 14 FT. THERE WILL BE OCCASIONAL WAVES UP TO 20 FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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.

&&

$$

LMZ740>745-152345-
/O.CON.KLOT.SC.Y.0005.120115T1700Z-120116T1700Z/
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-
945 AM CST SUN JAN 15 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST
MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST MONDAY. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT UNTIL 11 AM CST 
  MONDAY.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 30 KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 9 FT. THERE WILL BE OCCASIONAL WAVES UP TO 12 
  FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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 WAVE CONDITIONS
FOR SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

SHEA
239 
WHUS73 KLOT 152103
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
303 PM CST SUN JAN 15 2012

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-160515-
/O.CON.KLOT.GL.W.0004.120116T0000Z-120116T1600Z/
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-
303 PM CST SUN JAN 15 2012

...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST MONDAY...

A GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST MONDAY. 

* EXPECT SUSTAINED GALE FORCE WINDS OR FREQUENT GALE FORCE GUSTS 
  FROM 6 PM THIS EVENING TO 10 AM CST MONDAY.

* DURING THE GALE WARNING...THE STRONGEST WINDS WILL BE UP TO 40
  KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES WILL BE UP TO
  14 FT. THERE WILL BE OCCASIONAL WAVES UP TO 21 FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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.

&&

$$

LMZ740>745-160515-
/O.CON.KLOT.SC.Y.0005.000000T0000Z-120116T1700Z/
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-
303 PM CST SUN JAN 15 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST
MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST MONDAY. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT UNTIL 11 AM CST 
  MONDAY.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE UP
  TO 30 KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES WILL BE
  UP TO 9 FT. THERE WILL BE OCCASIONAL WAVES UP TO 12 FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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 WAVE CONDITIONS
FOR SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

SHEA
513 
WHUS73 KLOT 160354
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
954 PM CST SUN JAN 15 2012

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-161200-
/O.CON.KLOT.GL.W.0004.000000T0000Z-120116T1600Z/
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-
954 PM CST SUN JAN 15 2012

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CST MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CST MONDAY. 

* EXPECT SUSTAINED GALE FORCE WINDS OR FREQUENT GALE FORCE GUSTS 
  UNTIL 10 AM CST MONDAY.

* DURING THE GALE WARNING...THE STRONGEST WINDS WILL BE UP TO 40 
  KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES WILL BE UP 
  TO 16 FT. THERE WILL BE OCCASIONAL WAVES UP TO 20 FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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.

&&

$$

LMZ740>745-161200-
/O.CON.KLOT.SC.Y.0005.000000T0000Z-120116T1700Z/
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-
954 PM CST SUN JAN 15 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST
MONDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST MONDAY. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT UNTIL 11 AM CST 
  MONDAY.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 30 KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 9 FT. THERE WILL BE OCCASIONAL WAVES UP TO 12 
  FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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 WAVE CONDITIONS
FOR SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

BEACHLER
077 
WHUS73 KLOT 160931
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
331 AM CST MON JAN 16 2012

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-161600-
/O.CON.KLOT.GL.W.0004.000000T0000Z-120116T1600Z/
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-
331 AM CST MON JAN 16 2012

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING...

A GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING. 

* EXPECT SUSTAINED GALE FORCE WINDS OR FREQUENT GALE FORCE GUSTS 
  UNTIL 10 AM CST THIS MORNING.

* DURING THE GALE WARNING...THE STRONGEST WINDS WILL BE UP TO 35 
  KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES WILL BE UP 
  TO 14 FT. THERE WILL BE OCCASIONAL WAVES UP TO 20 FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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.

&&

$$

LMZ740>745-161745-
/O.CON.KLOT.SC.Y.0005.000000T0000Z-120116T1700Z/
/O.NEW.KLOT.SC.Y.0006.120117T1800Z-120118T0900Z/
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 MON JAN 16 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TUESDAY TO 3 AM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT FROM NOON TUESDAY TO 3 AM CST
WEDNESDAY. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT FROM NOON TUESDAY 
  TO 3 AM CST WEDNESDAY.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 30 KT FROM THE NORTHWEST. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 10 FT. THERE WILL BE OCCASIONAL WAVES UP TO 15 
  FT.

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM CST THIS
MORNING. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT UNTIL 11 AM CST 
  THIS MORNING.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 30 KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 7 FT. THERE WILL BE OCCASIONAL WAVES UP TO 10 
  FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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 WAVE CONDITIONS
FOR SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

BEACHLER
493 
WHUS73 KLOT 161556
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
956 AM CST MON JAN 16 2012

LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-
870-872-874-876-878-161700-
/O.CAN.KLOT.GL.W.0004.000000T0000Z-120116T1600Z/
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-
956 AM CST MON JAN 16 2012

...GALE WARNING IS CANCELLED...

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

$$

LMZ740>745-170000-
/O.EXT.KLOT.SC.Y.0005.000000T0000Z-120116T2100Z/
/O.CON.KLOT.SC.Y.0006.120117T1800Z-120118T0900Z/
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-
956 AM CST MON JAN 16 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO
3 AM CST WEDNESDAY...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 3 PM CST THIS
AFTERNOON. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT UNTIL 3 PM CST 
  THIS AFTERNOON.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 25 KT FROM THE SOUTH. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 5 FT. THERE WILL BE OCCASIONAL WAVES UP TO 8 FT.

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO
3 AM CST WEDNESDAY. 

* EXPECT HAZARDOUS CONDITIONS FOR SMALL CRAFT FROM NOON TUESDAY 
  TO 3 AM CST WEDNESDAY.

* DURING THE SMALL CRAFT ADVISORY...THE STRONGEST WINDS WILL BE 
  UP TO 30 KT FROM THE NORTHWEST. THE HIGHEST SIGNIFICANT WAVES 
  WILL BE UP TO 7 FT. THERE WILL BE OCCASIONAL WAVES UP TO 11 
  FT.

REFER TO THE LATEST MARINE FORECASTS FOR MORE DETAILED
INFORMATION.

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 WAVE CONDITIONS
FOR SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

KREIN

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 Jan 15, 3:07 AM CST, 29 minutes earlier.

Area forecast discussion, Jan 15, 3:07 AM CST, 29 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
307 AM CST SUN JAN 15 2012

.DISCUSSION...
919 PM CST

NOT MANY CHANGES TO THE GOING FORECAST THIS EVENING. EVENING ANALYSIS
HIGHLIGHTS A POTENT WAVE CRASHING INTO THE PAC NW...BRINGING MUCH
NEEDED MOISTURE TO THE REGION. MEANWHILE RIDGING PERSISTS ACROSS
MUCH OF THE WESTERN CONUS. ACROSS OUR NECK OF THE WOODS...A
CHANNELED AREA OF VORTICITY CAN BE SEEN ON WATER VAPOR IMAGERY
STRETCHING FROM MINNESOTA...SOUTHEAST THROUGH SOUTHERN ILLINOIS.
THIS VORT HAS WEAKENED CONSIDERABLY THROUGH THE DAY AND INTO THE
EVENING HOURS. LIGHT SNOW SHOWERS WERE NOTED ACROSS THE UPPER
MISSISSIPPI VALLEY...MOVING SOUTHEAST THROUGH THE AFTERNOON...BUT
THEY HAVE CONTINUED TO LOSE THEIR GUSTO AND DID PULL OUT ANY LIGHT
SNOW MENTION FROM THE ZONES...AND ONLY KEPT THE MENTION OF
FLURRIES. NOT EXPECTING MUCH AS THESE SHIFT THROUGH OTHER THAN A
VERY LIGHT DUSTING AT BEST. THE HOURLY TEMPERATURE CURVES HAVE
BEEN A CHALLENGE TO HANDLE THIS EVENING. WITH THE FRESH SNOW PACK
AND THE OCCASIONAL HOLES IN THE CLOUDS...TEMPERATURES QUICKLY
PLUMMETED. BUT AS AREAS OF FLURRIES/CLOUDS SHIFTED OVER...TEMPERATURES
NUDGED BACK UP AGAIN. A MUCH MORE DEFINED AREA OF STRATUS IS
PUSHING EAST FROM THE MISSISSIPPI RIVER THIS EVENING AND WILL HELP
TO PROMOTE TEMPERATURES STABILIZING...IF NOT RECOVERING SOME
OVERNIGHT. OTHERWISE NO FURTHER CHANGES NEEDED TO THE FORECAST.

UPDATED GRIDS AND ZONES HAVE BEEN SENT.

SHEA

//PREV DISCUSSION...
312 PM CST

A BLOCKING RIDGE OF HIGH PRESSURE WILL DOMINATE ACROSS THE NORTH
PACIFIC/BERING SEA THROUGH MUCH OF THE PERIOD. TELECONNECTIONS
RELATED TO THIS FAVOR BELOW AVERAGE HEIGHTS AND MEAN TROUGHING
ACROSS MUCH OF WESTERN AND CENTRAL CANADA AND PORTIONS OF THE
NORTHERN CONUS. THIS PARTICULAR PATTERN FAVORS AN ACTIVE MORE
WINTER-LIKE STORM TRACK ACROSS THE NORTHERN PORTION OF THE COUNTRY.

THE LATEST MODEL GUIDANCE AND ENSEMBLE SOLUTIONS CONTINUE TO SHOW
GOOD AGREEMENT WITH THE EVOLUTION OF THE LARGE SCALE WEATHER PATTERN
ACROSS NORTH AMERICA INTO NEXT WEEK. THE MAIN CHALLENGES WILL BE
FORECASTING THE EXACT BEHAVIOR OF THE SMALLER SCALE DISTURBANCES
THAT WILL POTENTIALLY HAVE A SIGNIFICANT IMPACT ON THE AREA OVER THE
NEXT FEW DAYS. FORECAST CONCERNS THIS PERIOD WILL FOCUS ON
PRECIPITATION CHANCES AND TYPES ON MONDAY AND TUESDAY AS A STORM
SYSTEM TAKES AIM ON THE AREA.

THE LATEST WATER VAPOR IMAGERY ACROSS THE COUNTRY SHOWS A FEW WEAK
DISTURBANCES DROPPING SOUTHEAST IN THE FAST NORTHWESTERLY FLOW ALOFT
ACROSS THE MISSOURI VALLEY. THESE DISTURBANCES ARE SQUEEZING OUT A
SOME LIGHT SNOW ACROSS PORTIONS OF MN AND IA THIS AFTERNOON. THE MODEL
GUIDANCE IS NOT TOO EXCITED ABOUT HOLDING THIS PRECIPITATION TOGETHER
LATER TODAY AND TONIGHT AS THE MID LEVEL SHORTWAVE DISTURBANCES MOVE
SOUTHEASTWARD AND BECOME MORE ELONGATED ACROSS NORTHERN ILLINOIS.
OVERALL...THE FORCING AND MOISTURE WILL BE QUITE LIMITED ACROSS THE
AREA TONIGHT. THEREFORE...I DO NOT EXPECT MUCH MORE THEN SOME VERY
LIGHT SNOW OR FLURRIES TONIGHT.

ATTENTION QUICKLY TURNS TO A SIGNIFICANT MID/UPPER LEVEL DISTURBANCE
DIGGING SOUTHEASTWARD ACROSS THE PACIFIC NORTHWEST LATER TODAY. THIS
DISTURBANCE APPEARS THAT IT WILL SPLIT...WITH THE NORTHERN STREAM
ENERGY RACING EASTWARD ACROSS THE US CANADIAN BOARDER TONIGHT INTO
SUNDAY...WHILE THE SOUTHERN STREAM PORTION WILL CONTINUE TO DIG
SOUTHEASTWARD ACROSS THE ROCKIES AND THE CENTRAL MISSOURI RIVER
VALLEY ON MONDAY. AN AREA OF SURFACE LOW PRESSURE WILL DEVELOP ACROSS
THE NORTHERN PLAINS TONIGHT INTO SUNDAY IN RESPONSE TO THE NORTHERN
STREAM DISTURBANCE. AT THE SAME TIME...SURFACE HIGH PRESSURE WILL
STRENGTHEN ACROSS THE EASTERN STATES AS MID LEVEL HEIGHTS BUILD
ACROSS THE CENTRAL CONUS. THIS WILL SET UP A DECENT PRESSURE GRADIENT
ACROSS THE GREAT LAKES REGION. THEREFORE...SOUTHERLY WINDS WILL
INCREASE ON SUNDAY AHEAD OF THE MAIN AREA OF LOW PRESSURE. THIS
SHOULD HELP TEMPERATURES WARM BACK TO NEAR 30 BY SUNDAY AFTERNOON.

LATER SUNDAY NIGHT THE SOUTHERN STREAM DISTURBANCE WILL INDUCE A
SECOND AREA OF LOW PRESSURE ACROSS THE CENTRAL PLAINS. THE SURFACE
WAVE LOOKS TO TRACK EAST NORTHEASTWARD ACROSS NORTHERN ILLINOIS EARLY
MONDAY EVENING. THIS TRACK WILL BE PRESENT A MAJOR CHALLENGE IN
FORECASTING THE PRECIP TYPE ACROSS NORTHERN ILLINOIS. IT APPEARS
POSSIBLE THAT TEMPERATURES NORTH OF THE SURFACE LOW COULD REMAIN AT
OR BELOW FREEZING DURING THE MORNING ON MONDAY. THIS WOULD SET
THE STAGE FOR PERIODS OF FREEZING DRIZZLE ON THE COLD (NORTH) SIDE
OF THE LOW TRACK. THE LATEST MODEL BUFFER SOUNDINGS INDICATE THIS TO
BE A POSSIBILITY...WITH A NEARLY SATURATED PROFILE IN THE LOW 200
MB. ALTHOUGH THE EXACT TRACK OF THIS SURFACE LOW STILL REMAINS
UNCERTAIN...IT APPEARS THAT IT MAY TRACK NEAR OR JUST SOUTH OF THE
CHICAGO AREA. THIS WOULD PLACE AREAS FROM CHICAGO SOUTHWESTWARD TO
NEAR PERU ON THE BOARDER LINE BETWEEN SOME FREEZING PRECIP TO THE
NORTH AND LIQUID TO THE SOUTH ON MONDAY. OVERALL...MONDAY WILL BE A
MESSY DAY WITH LOW CLOUDS AND FOG.

THE PRECIPITATION LOOKS TO CHANGE OVER TO A PERIOD OF LIGHT SNOW
MONDAY NIGHT INTO TUESDAY AS DEEPER MOISTURE AND COLDER AIR MOVE IN
ACROSS THE AREA AHEAD OF THE MAIN UPPER WAVE. SOME ACCUMULATING SNOW
LOOKS POSSIBLE...BUT AMOUNTS APPEAR LIGHT AT THIS TIME.

COLDER AIR WILL FILTER BACK ACROSS THE REGION FOR THE REMAINDER OF
THE WEEK. THE OVERALL WEATHER PATTERN LOOKS TO STAY ACTIVE AS A FAST
WEST TO NORTHWEST UPPER LEVEL PATTERN SETS UP ACROSS THE CONUS.
SEVERAL DISTURBANCES WILL TRACK SOUTHEASTWARD FROM THE NORTHERN
PLAINS ALONG A STRONG BAROCLINIC ZONE. THIS COULD PRODUCE MORE SNOW
ACROSS THE AREA LATER IN THE WEEK.

KJB

&&

.AVIATION...

//ORD AND MDW CONCERNS...UPDATED 09Z...

* PATCHY MVFR CIGS THRU 16Z.
* STEADILY INCREASING SOUTHERLY WINDS. GUSTS BY 20Z UP TO 25KT.

BEACHLER

//DISCUSSION...UPDATED 06Z...

A SURFACE RIDGE CONTINUES TO SLOWLY MOVE EAST OVER NORTHEAST IL
AND NORTHWEST IN. MVFR CLOUDS SPAWNED FROM AN UPPER LEVEL
DISTURBANCE IMMEDIATELY UPSTREAM OF THE AREA SHOULD ENVELOP THE
AIRPORTS DURING THE OVERNIGHT AND LAST THROUGH DAYBREAK AT
CHICAGO AREA SITES. THERE IS SOME UNCERTAINTY ON HOW LOW THESE
CLOUDS MAY DROP...WITH THE POTENTIAL FOR REACHING TO 1500 FT OR
JUST BELOW FOR A BRIEF PERIOD. FLURRIES HAVE BECOME MUCH MORE
SPOTTY WITHIN THE CLOUD AREA TO OUR WEST AND OVERALL COVERAGE
SHOULD CONTINUE TO SLOWLY DECREASE. THE DEPARTURE TIMING OF
MORNING CLOUDS IS TRICKY...AND THE POTENTIAL EXISTS FOR THEM TO
RAISE ABOVE 3000 FT BEFORE THEY DEPART. THE MOST PROBABLE WINDOW
IN THE CHICAGO AREA FOR SEEING SCATTERING IS 15Z TO 18Z. AS THE
RIDGE EVOLVES EAST...SOUTHERLY WINDS WILL INCREASE QUICKLY DURING
THE LATE MORNING AND REMAIN AT OR ABOVE 15 KT SUSTAINED INTO THE
EVENING. DEEPENING LOW PRESSURE NORTH OF MN BY EVENING WILL DRIVE
A POTENT LOW LEVEL JET ATOP THE AREA TONIGHT. SOUTH TO SOUTHWEST
WINDS OF 50 KTS OR HIGHER ARE PROJECTED IN THE 1500 TO 2500 FT
LAYER. HAVE INCLUDED LOW-LEVEL WIND SHEAR MENTION IN THE TAFS.

JUST BEYOND THE TAF PERIOD...A SUBSTANTIAL INCREASE IN IFR CLOUDS
IS LIKELY DURING MONDAY MORNING. WITH THAT WILL COME THE
POTENTIAL FOR DRIZZLE. RIGHT NOW THE CONFIDENCE IN DRIZZLE
OCCURRING...THE START TIME...AND THE SURFACE TEMPERATURE ARE ALL
SOMEWHAT LOW...SO THE CHANCE FOR FREEZING DRIZZLE ON MONDAY
APPEARS SMALL AT THIS TIME AT CHICAGO AREA AIRPORTS. THE SETUP IS
SLIGHTLY MORE FAVORABLE AT RFD.

//ORD AND MDW CONFIDENCE...UPDATED 09Z...

* HIGH CONFIDENCE IN AIRFIELDS REMAINING DRY.
* HIGH CONFIDENCE IN WIND DIR/SPEED FORECAST.
* MEDIUM CONFIDENCE IN CIGS FORECAST.

BEACHLER

//OUTLOOK FOR ORD/MDW FOR 12Z MONDAY-12Z SATURDAY...UPDATED 00Z...

MONDAY...IFR CIGS. LIFR CIGS AND IFR VISIBILITY POSSIBLE IN FOG.
AREAS OF DRIZZLE DURING THE DAY. RAIN CHANGING TO SNOW LIKELY BY
LATE EVENING INTO OVERNIGHT.

TUESDAY...SNOW LIKELY. MVFR CIGS WITH AREAS OF IFR CIGS AND
VISIBILITIES. GUSTY NORTHWEST WINDS.

WEDNESDAY...MVFR POSSIBLE.

THURSDAY...CHANCE OF SNOW. MVFR POSSIBLE.

FRIDAY...CHANCE OF SNOW. MVFR/IFR POSSIBLE.

MTF

&&

.MARINE...
257 AM CST

ELONGATED RIDGE OF HIGH PRESSURE STRETCHED FROM NEAR GEORGIAN BAY
SOUTHWEST THROUGH SOUTHERN ILLINOIS. THIS HAS RESULTED IN WEAK
OFFSHORE FLOW OVER LAKE MICHIGAN THIS MORNING. MEANWHILE
OBSERVATIONS ACROSS THE CENTRAL PLAINS THIS MORNING HAVE INDICATED A
GROWING PRESSURE GRADIENT...WITH WIND SPEED STEADILY INCREASING FROM
THE SOUTH/SOUTHEAST. BY THIS AFTERNOON THE RIDGE OF HIGH PRESSURE
WILL DRIFT EAST AS AN AREA OF LOW PRESSURE SLIDES EAST ACROSS
SOUTHERN MANITOBA INTO WESTERN ONTARIO. THIS WILL RESULT IN A STEADY
TIGHTENING OF THE PRESSURE GRADIENT OVER LAKE MICHIGAN. GUIDANCE HAS
CONTINUED TO INDICATE THAT WINDS JUST ABOVE THE LAKE SURFACE WOULD
BE GUSTING AT TIMES THIS AFTERNOON/EVENING BETWEEN 33-39KT...MAINLY
FOR THE OPEN WATERS OF LAKE MICHIGAN. ALONG THE ILLINOIS/NORTHWEST
INDIANA NEARSHORE...GIVEN THE OFFSHORE SETUP WINDS SHOULD BE
SLIGHTLY LOWER OR BETWEEN 27-32KT. IT CAN/T BE COMPLETELY RULED OUT
THAT AN OCCASIONAL GALE FORCE GUST IN THE NEARSHORE WATERS MAY
OCCUR.

BASED ON THE LATEST GUIDANCE GALE CONDITIONS WILL PEAK AROUND
MIDNIGHT TONIGHT TO EARLY MONDAY MORNING...WITH GUSTS CONTINUING
BETWEEN 35-40KT. LOW PRESSURE CONTINUES TO DEEPEN AS IT LIFTS
NORTHEAST TOWARDS JAMES BAY AROUND DAYBREAK MON. THE GRADIENT BEGINS
TO SLACKEN OVER MUCH OF LAKE MICHIGAN DURING THE MORNING HOURS
MON...AND EXPECT THE GRADIENT TO BE NEARLY NEGLIGIBLE BY 21Z MON.
THUS HAVE ONLY TWEAKED THE END TIME OF THE ONGOING HEADLINES TO
EXTEND IN TIME A FEW HOURS MON MORNING. TRAILING THE LOW PRESSURE
WILL BE A FRONTAL BOUNDARY THAT SAGS SOUTH ACROSS THE SOUTHERN TIP
OF LAKE MICHIGAN MON EVENING. THIS WILL BECOME THE FOCAL POINT FOR
YET ANOTHER LOW PRESSURE TUE.

AS PREVIOUSLY MENTIONED ANOTHER LOW PRESSURE IS POISED TO DEVELOP
OVER THE WESTERN OHIO VALLEY EARLY TUE...AND STEADILY STRENGTHEN
OVER NORTHERN INDIANA/SOUTHEAST MICHIGAN TUE. THIS APPEARS TO SETUP
A TIGHT PRESSURE GRADIENT OVER LAKE MICHIGAN TUE MIDDAY THROUGH THE
EVENING HOURS. AT THIS TIME WINDS ARE EXPECTED TO REMAIN JUST UNDER
GALE CONDITIONS...HOWEVER IF THE SYSTEM IS STRONGER THAN CURRENTLY
FORECAST THAN THE WINDS MAY PUSH TO GALE CRITERIA.

BEACHLER

&&

.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...6 PM SUNDAY TO 10 AM
     MONDAY.

     SMALL CRAFT ADVISORY...LMZ740-LMZ741-LMZ742-LMZ743-LMZ744-
     LMZ745...11 AM SUNDAY TO 11 AM MONDAY.

&&
Hazardous weather outlook, Jan 14, 3:47 PM CST, 11 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
347 PM CST SAT JAN 14 2012

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
152200-
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-
347 PM CST SAT JAN 14 2012 /447 PM EST SAT JAN 14 2012/

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A PERIOD OF FREEZING DRIZZLE IS POSSIBLE LATE SUNDAY NIGHT INTO
MONDAY MORNING...MAINLY FOR AREAS NORTH OF A LINE FROM MENDOTA EAST
NORTHEASTWARD TO CHICAGO.

LIGHT RAIN IS EXPECTED TO MIX WITH SNOW THEN CHANGE TO SNOW
MONDAY NIGHT INTO TUESDAY MORNING...WITH SNOW POSSIBLY CONTINUING
TUESDAY. DURING THIS TRANSITION TO SNOW...A BRIEF PERIOD OF SLEET
AND FREEZING RAIN IS POSSIBLE MONDAY NIGHT. SOME SNOW
ACCUMULATION IS POSSIBLE.

AN ACTIVE WEATHER PATTERN WILL CONTINUE TO BRING PERIODIC CHANCES
OF SNOW TO THE AREA THURSDAY AND FRIDAY. SOME ACCUMULATING SNOW IS
POSSIBLE DURING THIS PERIOD.

.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>745-152200-
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-
347 PM CST SAT JAN 14 2012

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

STRONG WINDS AND HIGH WAVES WILL CREATE HAZARDOUS CONDITIONS FOR
SMALL CRAFT SUNDAY AFTERNOON THROUGH MONDAY MORNING AND POSSIBLY
AGAIN TUESDAY INTO TUESDAY 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-
870-872-874-876-878-152200-
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-
347 PM CST SAT JAN 14 2012

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

GALE FORCE WINDS ARE POSSIBLE ACROSS THE LAKE ON SUNDAY NIGHT AND
AGAIN TUESDAY AFTERNOON AND EVENING.

&&

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

KJB

Nearby

Gale Warnings in Illinois, 2012Every gale warning in 2012

Sources

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