Alert archive / Illinois / Gale Warnings in 2009

Gale Warning 13, NWS Chicago, IL

March 8, 2009

NWS Chicago, IL issued this gale warning at Mar 8, 2009, 3:05 AM CDT. It took effect at Mar 8, 2009, 2:15 PM CDT. It was in force for 11 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
Mar 8, 2009, 3:05 AM CDT (08:05 UTC)
In effect from
Mar 8, 2009, 2:15 PM CDT
Expired
Mar 9, 2009, 1:01 AM CDT
In force
11 hr
Issued by
NWS Chicago, IL

The text

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

540 
WHUS73 KLOT 080805
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
305 AM CDT SUN MAR 8 2009

LMZ740-741-081615-
/O.CAN.KLOT.MF.Y.0001.000000T0000Z-090309T0000Z/
/O.NEW.KLOT.SC.Y.0027.090308T1500Z-090308T2200Z/
/O.NEW.KLOT.GL.W.0013.090308T2200Z-090309T0600Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
305 AM CDT SUN MAR 8 2009

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 PM
CDT THIS AFTERNOON...
...GALE WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM CDT
MONDAY...
...DENSE FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM CDT
MONDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL
CRAFT ADVISORY IS IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CDT
THIS AFTERNOON. THE DENSE FOG ADVISORY HAS BEEN CANCELLED. 

EAST TO NORTHEAST WINDS WILL INCREASE TO 15 TO 25 KNOTS BY LATE
MORNING AND CONTINUE INTO THE AFTERNOON. WINDS WILL THEN SHIFT TO
NORTHWEST LATE THIS AFTERNOON INCREASING 35 KNOT GALES FOR A TIME
LATE THIS AFTERNOON AND EARLY THIS EVENING BEFORE QUICKLY SUBSIDING
LATE TONIGHT. THE INCREASING WINDS WILL RESULT IN IMPROVED
VISIBILITIES AS FOG LIFTS SLIGHTLY.

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 SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 22 TO 33 KNOTS
AND/OR WAVES 4 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ742>745-081615-
/O.CAN.KLOT.MF.Y.0001.000000T0000Z-090309T0000Z/
/O.NEW.KLOT.GL.W.0013.090308T2200Z-090309T0600Z/
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
305 AM CDT SUN MAR 8 2009

...GALE WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM CDT
MONDAY...
...DENSE FOG ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM CDT
MONDAY. THE DENSE FOG ADVISORY HAS BEEN CANCELLED. 

WINDS WILL SHIFT TO NORTHWEST LATE THIS AFTERNOON INCREASING 35
KNOT GALES FOR A TIME THROUGH EARLY THIS EVENING BEFORE QUICKLY
SUBSIDING LATE TONIGHT. THE INCREASING WINDS WILL RESULT IN
IMPROVED VISIBILITIES AS FOG LIFTS SLIGHTLY.

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.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-081615-
/O.NEW.KLOT.GL.W.0013.090308T2200Z-090309T0600Z/
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-
305 AM CDT SUN MAR 8 2009

...GALE WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM CDT
MONDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM CDT
MONDAY. 

WINDS WILL SHIFT TO NORTHWEST LATE THIS AFTERNOON AND INCREASE TO
40 KNOT GALES. THE GALES WILL CONTINUE INTO THE EARLY EVENING
BEFORE QUICKLY SUBSIDING LATE NIGHT. 

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.

&&

$$

IZZI
5 follow-up statements
235 
WHUS73 KLOT 081344
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
844 AM CDT SUN MAR 8 2009

LMZ740-741-082145-
/O.CON.KLOT.SC.Y.0027.090308T1500Z-090308T2200Z/
/O.CON.KLOT.GL.W.0013.090308T2200Z-090309T0600Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
844 AM CDT SUN MAR 8 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
1 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM
CDT MONDAY. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM
CDT THIS AFTERNOON. 

EAST TO NORTHEAST WINDS WILL INCREASE TO 15 TO 25 KNOTS THIS
MORNING AND CONTINUE INTO THE AFTERNOON. WINDS WILL THEN SHIFT TO
WEST LATE THIS AFTERNOON INCREASING TO 40 KNOT GALES FOR A TIME
LATE THIS AFTERNOON AND EARLY THIS EVENING BEFORE QUICKLY
SUBSIDING LATE TONIGHT.

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 SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 22 TO 33 KNOTS
AND/OR WAVES 4 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ080-669-671-673-675-742>745-777-779-870-872-874-876-878-082145-
/O.CON.KLOT.GL.W.0013.090308T2200Z-090309T0600Z/
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-NORTHERLY ISLAND TO CALUMET HARBOR-
CALUMET HARBOR TO GARY-GARY TO BURNS HARBOR-
BURNS HARBOR TO MICHIGAN CITY-
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-
844 AM CDT SUN MAR 8 2009

...GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
1 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 1 AM
CDT MONDAY. 

WINDS WILL SHIFT TO SOUTHWEST LATE THIS AFTERNOON AND INCREASE TO
40 KNOT GALES. THE WESTERLY GALES WILL CONTINUE INTO THE EARLY
EVENING BEFORE QUICKLY SUBSIDING LATE NIGHT.

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.

&&

$$

IZZI
403 
WHUS73 KLOT 081915
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
215 PM CDT SUN MAR 8 2009

LMZ261-362-364-366-563-565-567-868-090315-
/O.EXB.KLOT.GL.W.0013.090308T1915Z-090309T0600Z/
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 TOW RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
215 PM CDT SUN MAR 8 2009

...GALE WARNING IN EFFECT UNTIL 1 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT UNTIL 1 AM CDT MONDAY. 

NORTHEAST GALES TO 40 KNOTS WILL SUBSIDE TO 30 KNOTS BY AROUND
MIDNIGHT. 

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.

&&

$$

LMZ740-741-090315-
/O.CON.KLOT.SC.Y.0027.000000T0000Z-090308T2200Z/
/O.EXT.KLOT.GL.W.0013.090308T2200Z-090309T0900Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
215 PM CDT SUN MAR 8 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...
...GALE WARNING NOW IN EFFECT UNTIL 4 AM CDT MONDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL 4 AM CDT MONDAY. A SMALL
CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON. 

EAST TO NORTHEAST WINDS 15 TO 25 KNOTS THIS AFTERNOON WILL SHIFT
TO NORTHWEST LATE THIS AFTERNOON INCREASING TO 40 KNOT GALES FOR A TIME
LATE THIS AFTERNOON AND THIS EVENING BEFORE SUBSIDING LATE
TONIGHT.

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 SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 22 TO 33 KNOTS
AND/OR WAVES 4 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ080-669-671-673-675-742>745-777-779-870-872-874-876-878-090315-
/O.EXT.KLOT.GL.W.0013.090308T2200Z-090309T0900Z/
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-NORTHERLY ISLAND TO CALUMET HARBOR-
CALUMET HARBOR TO GARY-GARY TO BURNS HARBOR-
BURNS HARBOR TO MICHIGAN CITY-
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-
215 PM CDT SUN MAR 8 2009

...GALE WARNING NOW IN EFFECT UNTIL 4 AM CDT MONDAY...

THE GALE WARNING IS NOW IN EFFECT UNTIL 4 AM CDT MONDAY. 

WINDS WILL SHIFT TO SOUTHWEST LATE THIS AFTERNOON AND INCREASE TO
40 KNOT GALES. THE WINDS WILL BECOME NORTHWEST EARLY THIS EVENING
BEFORE SUBSIDING LATE NIGHT.

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.

&&

$$

ALLSOPP
309 
WHUS73 KLOT 081945
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
245 PM CDT SUN MAR 8 2009

LMZ740-741-090345-
/O.CON.KLOT.SC.Y.0027.000000T0000Z-090308T2200Z/
/O.CON.KLOT.GL.W.0013.090308T2200Z-090309T0900Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
245 PM CDT SUN MAR 8 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 4 AM CDT MONDAY. A SMALL
CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON. 

EAST TO NORTHEAST WINDS 15 TO 25 KNOTS THIS AFTERNOON WILL SHIFT
TO NORTHWEST LATE THIS AFTERNOON INCREASING TO 40 KNOT GALES FOR
A TIME LATE THIS AFTERNOON AND THIS EVENING BEFORE SUBSIDING LATE
TONIGHT.

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 SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 22 TO 33 KNOTS
AND/OR WAVES 4 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ261-362-364-366-563-565-567-868-090345-
/O.CON.KLOT.GL.W.0013.000000T0000Z-090309T0600Z/
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 TOW RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
245 PM CDT SUN MAR 8 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY. 

NORTHEAST GALES TO 40 KNOTS WILL SUBSIDE TO 30 KNOTS BY AROUND
MIDNIGHT.

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.

&&

$$

LMZ080-669-671-673-675-742>745-777-779-870-872-874-876-878-090345-
/O.CON.KLOT.GL.W.0013.090308T2200Z-090309T0900Z/
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-NORTHERLY ISLAND TO CALUMET HARBOR-
CALUMET HARBOR TO GARY-GARY TO BURNS HARBOR-
BURNS HARBOR TO MICHIGAN CITY-
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-
245 PM CDT SUN MAR 8 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 4 AM CDT MONDAY. 

WINDS WILL SHIFT TO SOUTHWEST LATE THIS AFTERNOON AND INCREASE TO
40 KNOT GALES. THE WINDS WILL BECOME NORTHWEST EARLY THIS EVENING
BEFORE SUBSIDING LATE NIGHT.

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.

&&

$$

ALLSOPP
231 
WHUS73 KLOT 090123
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
823 PM CDT SUN MAR 8 2009

LMZ080-669-671-673-675-740>745-777-779-870-872-874-876-878-090900-
/O.CON.KLOT.GL.W.0013.000000T0000Z-090309T0900Z/
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-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-
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-
823 PM CDT SUN MAR 8 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 4 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 4 AM CDT MONDAY. 

NORTHWEST GALES TO 35 KNOTS WILL GRADUALLY SUBSIDE TO 10 TO 20
KNOTS LATE TONIGHT.

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.

&&

$$

LMZ261-362-364-366-563-565-567-868-090600-
/O.CON.KLOT.GL.W.0013.000000T0000Z-090309T0600Z/
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 TOW RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
823 PM CDT SUN MAR 8 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY...

A GALE WARNING REMAINS IN EFFECT UNTIL 1 AM CDT MONDAY. 

NORTHEAST GALES TO 40 KNOTS WILL BECOME NORTH AND GRADUALLY
SUBSIDE BELOW GALE FORCE AFTER MIDNIGHT.

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.

&&

$$

RATZER
215 
WHUS73 KLOT 090601
MWWLOT

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
101 AM CDT MON MAR 9 2009

LMZ744-745-091415-
/O.CAN.KLOT.GL.W.0013.000000T0000Z-090309T0900Z/
/O.NEW.KLOT.SC.Y.0028.090309T0601Z-090309T1500Z/
GARY TO BURNS HARBOR-BURNS HARBOR TO MICHIGAN CITY-
101 AM CDT MON MAR 9 2009

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM CDT THIS MORNING. THE
GALE WARNING HAS BEEN CANCELLED. 

NORTHWEST WINDS OF 15 TO 25 KNOTS WILL DIMINISH TO 10 TO 15 KNOTS
MONDAY MORNING. WAVES WILL SUBSIDE BELOW 4 FEET MONDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 22 TO 33 KNOTS
AND/OR WAVES 4 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ740>743-090900-
/O.CAN.KLOT.GL.W.0013.000000T0000Z-090309T0900Z/
/O.NEW.KLOT.SC.Y.0028.090309T0601Z-090309T0900Z/
WINTHROP HARBOR TO WILMETTE HARBOR-
WILMETTE HARBOR TO NORTHERLY ISLAND-
NORTHERLY ISLAND TO CALUMET HARBOR-CALUMET HARBOR TO GARY-
101 AM CDT MON MAR 9 2009

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM CDT EARLY THIS
MORNING...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A SMALL CRAFT
ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM CDT EARLY THIS MORNING.
THE GALE WARNING HAS BEEN CANCELLED. 

NORTHWEST WINDS OF 10 TO 20 KNOTS WILL DIMINISH TO AROUND 10
KNOTS. WAVES WILL SUBSIDE BELOW 4 FEET BEFORE SUNRISE MONDAY
MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 22 TO 33 KNOTS
AND/OR WAVES 4 FEET OR GREATER ARE EXPECTED TO PRODUCE HAZARDOUS
WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...
ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID
NAVIGATING IN THESE CONDITIONS.

&&

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-090715-
/O.CAN.KLOT.GL.W.0013.000000T0000Z-090309T0900Z/
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-
101 AM CDT MON MAR 9 2009

...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 CANCELLED.

$$

LMZ261-362-364-366-563-565-567-868-090715-
/O.EXP.KLOT.GL.W.0013.000000T0000Z-090309T0600Z/
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 TOW RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
101 AM CDT MON MAR 9 2009

...GALE WARNING WILL EXPIRE AT 1 AM CDT EARLY THIS MORNING...

THE GALE WARNING WILL EXPIRE AT 1 AM CDT EARLY THIS MORNING. 

WINDS HAVE SUBSIDED BELOW GALE FORCE...THEREFORE THE GALE WARNING
HAS BEEN ALLOWED TO EXPIRE.

$$

IZZI

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 Mar 7, 11:40 PM CST, 2 hours 25 minutes earlier.

Area forecast discussion, Mar 7, 11:40 PM CST, 2 hours 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1140 PM CST SAT MAR 7 2009

.DISCUSSION...
320 PM CST

POTENTIAL FOR HEAVY RAIN TONIGHT INTO SUNDAY...ALONG WITH SEVERE
WEATHER POTENTIAL WILL CONTINUE TO BE THE MAIN FORECAST CONCERNS.

SURFACE BOUNDARY REMAINS STALLED ACROSS FAR SOUTHERN PORTIONS OF CWA
THIS AFTERNOON AND HAS BEEN REINFORCED BY AN OUTFLOW BOUNDARY FROM A
MORNING CONVECTIVE COMPLEX THAT BROUGHT ANYWHERE FROM A QUARTER TO A
HALF INCH OF RAIN ACROSS THE AREA. AFTER THIS CONVECTIVE COMPLEX
CLEARED THE AREA...THE GREATEST COVERAGE OF RAIN THROUGH THE
AFTERNOON HAS BEEN ACROSS FAR NORTHERN ILLINOIS INTO SOUTHERN
WISCONSIN WHERE MID LEVEL FRONT/FRONTOGENESIS HAVE AIDED PRECIP
COVERAGE. OVER PAST HOUR OR SO...SHOWERS HAVE RAPIDLY FILLED IN
ALONG A LINE FROM WEST CENTRAL ILLINOIS ACROSS SOUTHERN LAKE
MICHIGAN. THIS AREA APPEARS TO BE ENHANCED BY A WEAK SHEARED VORT
MAX SETTLING ACROSS NORTHERN ILLINOIS FROM EASTERN IOWA. WILL HAVE
TO WATCH RAINFALL AMOUNTS ALONG THIS BAND BUT PAST FEW RADAR FRAMES
HAVE AT LEAST SHOWED SOME EASTWARD PROPAGATION OF THE LINE FROM WEST
CENTRAL ILLINOIS INTO LA SALLE COUNTY. A STRONGER LOW LEVEL JET
NOTED IN CENTRAL PLAINS PROFILER WILL GRADUALLY EXPAND EASTWARD OVER
THE MID MS RIVER VALLEY THIS EVENING AND THE COMBINATION OF THIS
JET...THE STRONG LOW LEVEL BAROCLINIC ZONE...AND AFOREMENTIONED WEAK
SHORT WAVE MOVING THROUGH THE AREA SHOULD RESULT IN EXPANDING
COVERAGE OF SHOWERS AND THUNDERSTORMS THIS EVENING. THE PASSAGE OF
THIS WEAK SHORT WAVE AND CONVECTIVE DEVELOPMENT SHOULD TEND TO
SUPPRESS LOW LEVEL BOUNDARY A BIT SOUTHWARD FROM CURRENT POSITION
WHICH WILL LIKELY TAKE FOCUS FOR HEAVIEST RAINFALL ACROSS APPROX
SOUTHERN HALF OF THE FORECAST AREA BY LATE EVENING/OVERNIGHT.

LOW LEVEL BOUNDARY WILL THEN BEGIN TO LIFT BACK NORTHWARD EARLY
SUNDAY AS STRONG UPPER LEVEL SHORT WAVE ACROSS THE FOUR CORNERS AREA
LIFTS APPROACHES THE MID MS RIVER VALLEY TOWARD MIDDAY SUNDAY.
PERIOD OF PERHAPS THE HEAVIEST RAINFALL MAY BE SUNDAY MORNING AS
UPPER DIFFLUENCE INCREASES AND LOW LEVEL JET CONVERGENCE MAXIMIZES
ACROSS THE AREA. SFC LOW ASSOCIATED WITH THIS STRONGER SHORT WAVE
IS EXPECTED TO MOVE ALONG OR JUST SOUTH OF INTERSTATE 80 AND
GREATEST SEVERE POTENTIAL AND MORE NOTABLE INSTABILITY SHOULD
GENERALLY RESIDE ACROSS THIS AREA LATE MORNING INTO EARLY
AFTERNOON. FREEZING LEVELS REMAIN LOW TOMORROW AROUND 10K
FT...WITH FORECAST SOUNDINGS SUGGESTING ROUGHLY 500 J/KG TO 1000
J/KG OF MUCAPE ACROSS SOUTHERN HALF OF FORECAST AREA BY 18Z. SHEAR
PROFILES ALSO OBVIOUSLY IMPRESSIVE WITH 60 PLUS KNOTS OF 0 TO 6 KM
SHEAR. A DRY SLOT IS ALSO EXPECTED TO ADVECT INTO CENTRAL ILLINOIS
DURING THE AFTERNOON DURING PEAK INSTABILITY. WINDOW FOR SEVERE
THREAT LOOKS RELATIVELY SMALL AT THIS TIME...GENERALLY FROM LATE
MORNING THROUGH LATE AFTERNOON...AND BASED ON SHEAR/INSTABILITY
CANNOT RULE OUT SUPERCELL STRUCTURES. BY EVENING...PRIMARY
INSTABILITY AXIS SHOULD BE EXITING NORTHWEST INDIANA COUNTIES. DID
MAINTAIN CHANCE POPS FOR RAIN/SNOW SHOWERS INTO THE
EVENING...ESPECIALLY ACROSS FAR NORTHERN ILLINOIS WHERE MID LEVEL
DEFORMATION FORCING WILL PERSIST BUT AT THIS TIME EXPECTING
HEAVIER PRECIP WITH THIS FORCING LATE AFTERNOON/EARLY EVENING TO
REMAIN NORTH OF THE AREA INTO SOUTHERN WISCONSIN. HIGHS ON SUNDAY
WILL REMAIN COOL ACROSS THE FAR NORTH GENERALLY IN THE LOWER
40S...WITH HIGHS NEAR 60 POSSIBLE FAR SOUTH WHERE A BRIEF
FLIRTATION WITH WARM SECTOR AIR IS POSSIBLE. WILL CONTINUE FLASH
FLOOD WATCH WITH STILL EXPECTATION OF 1 TO 3 INCHES OF WEEKEND
STORM TOTAL RAINFALL POSSIBLE AND POSSIBLE HIGH RATES OF RAINFALL
LATE TONIGHT INTO SUNDAY MORNING...AND THEN AGAIN WITH MORE
INTENSE CONVECTION SUNDAY AFTERNOON.

QUIET WEATHER EXPECTED DURING THE DAY MONDAY...AND NEXT FEATURE OF
CONCERN WILL BE ANOTHER STRONG SHORT WAVE APPROACHING FOR TUESDAY.
MODELS HAVE EXHIBITED SOME FAIRLY GOOD CONTINUITY IN THE EXISTENCE
OF THIS FEATURE WITH SOME INCONSISTENCY IN AMPLITUDE. THE GFS
REMAINS A DEEP OUTLIER WITH THE SFC LOW WITH THIS SYSTEM AND ECMWF
IS WEAKER AND FURTHER SOUTH. HAVE GENERALLY FOLLOWED A COMPROMISED
SREF SOLUTION AT THIS POINT. THUNDERSTORMS EXPECTED AGAIN LATE
MONDAY NIGHT INTO TUESDAY...AND DEPENDING ON EXACT TRACK OF SYSTEM
AND NORTHWARD EXTENT OF WARM SECTOR...SEVERE POTENTIAL WILL HAVE
TO BE WATCHED GIVEN STRONG DYNAMICS. DID NOT CHANGE GOING FORECAST
HIGHS IN THE MID 60S FOR TUESDAY. VERY WINDY CONDITIONS EXPECTED
BEHIND THIS SYSTEM TUESDAY NIGHT INTO WEDNESDAY WITH MUCH COOLER
CONDITIONS FOR THE REMAINDER OF THE WEEK. AT THIS TIME...DO NOT
SEE ANY SIGNIFICANT PRECIP MAKERS ON THE HORIZON FOR WED-SAT
PERIOD WITH COOL MORE SEASONABLE TEMPS.

MARSILI

&&

.AVIATION...

0600 UTC TAFS...CHALLENGING SET OF TAFS DEALING WITH BOTH WITH LOW
CIGS AND THUNDERSTORMS. HAVE SEEN LIFR/VLIFR CIGS MUCH OF THE
EVENING WITH THE VERY LOW STRATUS SCATTERING OUT AT TIMES.
GENERALLY EXPECT THE LIFR OR LOWER CIGS TO PERSIST UNTIL THE LOW
PASSES WEDNESDAY AFTERNOON. MUCH LIKE SATURDAY EVENING THERE COULD
BE SOME TIMES WHERE THE LOWER CIGS SCATTER OUT BRIEFLY OVERNIGHT
INTO SUNDAY MORNING. GIVEN THE RECENT UPSWING IN COVERAGE OF BOTH
RAINFALL AND THUNDERSTORMS UPSTREAM OVER WESTERN IL AND EASTERN IA
FELT COMFORTABLE HITTING THE THUNDER CHANCES A BIT HARDER IN THE
06Z TAFS AT LEAST INITIALLY. IN REALITY SOME POTENTIAL OF THUNDER
WILL CONTINUE UNTIL THE LOW FINALLY PASSES...BUT CONTINUED TREND
OF PREVIOUS TAFS IN HIGHLIGHTING THE MORNING PERIOD SUNDAY FOR
ANOTHER GREATER CHANCE OF TS AT THE TERMINALS.

WINDS WILL PROBABLY GO VARIABLE FOR A TIME AS THE LOW PASSES
WEDNESDAY AFTERNOON FOLLOWED BY A DRAMATIC INCREASE IN NORTHWEST
WINDS. WINDOW OF STRONGEST WINDS WILL BE RELATIVELY SHORT AS HIGH
PRESSURE WILL BE MOVING IN QUICKLY...BUT THERE DOES APPEAR TO BE A
SHORT WINDOW WHERE STRONG NORTHWEST WINDS COULD OCCUR AS A RESULT
OF THE IMPRESSIVE PRESSURE RISES IN THE WAKE OF THE ACCELERATING
LOW PRESSURE. HAVE NUDGED GUSTS UP IN THE TAFS TO THE MID 20 KNOT
RANGE...BUT ITS POSSIBLE THAT GUSTS OVER 30KT COULD OCCUR FOR A
COUPLE HOURS VERY LATE SUNDAY AFTERNOON AND EVENING.

CIGS EXPECTED TO QUICKLY RISE TO MVFR AS DEPTH OF THE MIXED
BOUNDARY LAYER INCREASED BEHIND THE DEPARTING LOW LATER WEDNESDAY
AFTERNOON/EVENING. IN FACT...AS RIDGE MOVES IN SUNDAY EVENING
THERE IS A REASONABLY GOOD CHANCE THAT THE LOWER DECK COULD
SCATTER OUT AND WINDS QUICKLY SLACKEN OFF.

IZZI

&&

.MARINE...

255 PM CST

SHOWERS AND THUNDERSTORMS HAVE REDEVELOPED NORTH OF A STATIONARY
FRONT STRETCHING ACROSS CENTRAL ILLINOIS INTO NORTHERN INDIANA.
THIS FRONT EXTENDS EAST FROM A LOW OVER WESTERN KANSAS. LATE
TONIGHT THE LOW WILL BEGIN TO TRACK NORTHEAST AND INTO LOWER
MICHIGAN BY SUNDAY EVENING. A WEAK RIDGE WILL MOVE ACROSS THE LAKE
MONDAY. ANOTHER LOW WILL DEVELOP OVER KANSAS MONDAY NIGHT AND IS
FORECAST TO DEEPEN TO 29.3 INCHES AS IT MOVES NORTHEAST TO THE
UPPER PENINSULA OF MICHIGAN BY TUESDAY EVENING. WINDS OVER THE
LAKE COULD BE QUITE STRONG IN THE WAKE OF THIS LOW TUESDAY NIGHT
INTO WEDNESDAY MORNING.

LENNING

&&

.LOT WATCHES/WARNINGS/ADVISORIES...
IL...FLASH FLOOD WATCH...ILZ003-ILZ004-ILZ005-ILZ006-ILZ008-ILZ010-
     ILZ011-ILZ012-ILZ013-ILZ014-ILZ019-ILZ020-ILZ021-ILZ022-
     ILZ023-ILZ032-ILZ033-ILZ039 UNTIL 7 PM SUNDAY.

IN...FLASH FLOOD WATCH...INZ001-INZ002-INZ010-INZ011-INZ019 UNTIL 7
     PM SUNDAY.

LM...NONE.
&&
Hazardous weather outlook, Mar 7, 4:05 PM CST, 10 hours before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
405 PM CST SAT MAR 7 2009

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
082215-
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-
405 PM CST SAT MAR 7 2009 /505 PM EST SAT MAR 7 2009/

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

.DAY ONE...TONIGHT.

  WEATHER HAZARDS EXPECTED:

  THUNDERSTORMS...A FEW MAY PRODUCE:
  HAIL TO THE SIZE OF PENNIES.
  FLASH FLOODING.

  AREAS AFFECTED AND TIMING:

  THUNDERSTORMS ARE EXPECTED THROUGH TONIGHT AND WILL BE MOST
  NUMEROUS GENERALLY SOUTH OF A CHICAGO TO MENDOTA LINE.

  DISCUSSION:

  SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP THIS
  EVENING. THUNDERSTORMS ARE EXPECTED TO BE MOST NUMEROUS
  ROUGHLY SOUTH OF A CHICAGO TO MENDOTA LINE. A FEW OF THE STORMS
  SOUTH OF INTERSTATE 80 TONIGHT MAY PRODUCE HAIL TO THE SIZE OF
  PENNIES. SOME OF THE THUNDERSTORMS MAY ALSO PRODUCE VERY HEAVY
  RAINFALL AND A THREAT OF FLASH FLOODING...PARTICULARLY SOUTH OF
  INTERSTATE 80.

  PORTIONS OF THE KANKAKEE RIVER WILL REMAIN IN FLOOD.

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

  PERIODS OF THUNDERSTORMS ARE EXPECTED THROUGH SUNDAY WHICH WILL
  CONTINUE TO HAVE THE POTENTIAL TO PRODUCE LOCALLY HEAVY RAIN
  AND FLASH FLOODING. A FEW STORMS MAY PRODUCE HAIL AND STRONG
  WINDS...PARTICULARLY FROM LATE MORNING THROUGH THE AFTERNOON
  ACROSS THE SOUTHERN PORTION OF THE OUTLOOK AREA GENERALLY SOUTH
  OF INTERSTATE 80.

  THUNDERSTORMS ARE POSSIBLE TUESDAY INTO TUESDAY EVENING.

  STRONG WEST TO NORTHWEST WINDS ARE EXPECTED TUESDAY NIGHT INTO
  EARLY WEDNESDAY.

  PORTIONS OF THE KANKAKEE RIVER WILL REMAIN IN FLOOD. ADDITIONAL
  LOCATIONS ON AREA RIVERS MAY GO INTO FLOOD EARLY NEXT WEEK
  DEPENDING ON THE EXACT AMOUNT OF RAIN THAT FALLS TONIGHT INTO
  SUNDAY.

.SPOTTER INFORMATION STATEMENT...

  DUE TO THE ISOLATED NATURE OF ANY SEVERE WEATHER...SPOTTER
  ACTIVATION IS NOT ANTICIPATED TONIGHT. HOWEVER...SPOTTERS SHOULD
  REPORT ANY HAIL...FLOODING...OR HEAVY RAINFALL OBSERVED.

&&

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

LMZ740>745-082215-
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-
405 PM CST SAT MAR 7 2009

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

.DAY ONE...TONIGHT.

SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS FAR SOUTHERN LAKE
MICHIGAN...ESPECIALLY THIS EVENING.

AREAS OF DENSE FOG ARE EXPECTED ACROSS SOUTHERN LAKE MICHIGAN
THROUGH EARLY SUNDAY MORNING.

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

AREAS OF DENSE FOG WILL LINGER ACROSS SOUTHERN LAKE MICHIGAN INTO
SUNDAY AFTERNOON. THUNDERSTORMS ARE EXPECTED SUNDAY AND AGAIN
TUESDAY INTO TUESDAY EVENING.

HAZARDOUS WINDS AND WAVES FOR SMALL CRAFT ARE EXPECTED SUNDAY AND
SUNDAY NIGHT.

GALE FORCE WINDS ARE POSSIBLE TUESDAY INTO EARLY WEDNESDAY.

&&

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-
870-872-874-876-878-082215-
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 TOW 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-
405 PM CST SAT MAR 7 2009

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

.DAY ONE...TONIGHT.

THUNDERSTORMS ARE POSSIBLE ACROSS SOUTHERN LAKE MICHIGAN...MAINLY
THIS EVENING.

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

THUNDERSTORMS ARE EXPECTED ACROSS THE SOUTHERN HALF OF LAKE
MICHIGAN SUNDAY...AND AGAIN TUESDAY AND TUESDAY EVENING.

GALE FORCE WINDS ARE EXPECTED TUESDAY NIGHT INTO WEDNESDAY.

&&

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

MARSILI

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 8:49 PM CSTRiver Flood WatchLOTKankakee13 hr
Mar 7, 9:26 PM CSTRiver Flood AdvisoryLOTWinnebago14 hr
Mar 7, 9:26 PM CSTRiver Flood AdvisoryLOTOgle14 hr
Mar 7, 9:37 PM CSTRiver Flood WatchLOTWinnebago14 hr
Mar 8, 3:05 AM CDTSmall Craft AdvisoryLOT14 hr
Mar 8, 4:03 AM CDTAreal Flood WarningLOTBoone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more30 hr
Mar 8, 6:14 AM CDTRiver Flood WarningLOTLaSalle5 days
Mar 8, 6:25 AM CDTRiver Flood WatchLOTLake5 hr
Mar 8, 6:25 AM CDTRiver Flood WatchLOTLake5 hr
Mar 8, 6:31 AM CDTRiver Flood WarningLOTCook4 days
Mar 8, 6:38 AM CDTRiver Flood AdvisoryLOTCook62 hr
Mar 8, 7:11 AM CDTSevere Thunderstorm WarningLOTGrundy, Kendall, LaSalle, Livingston64 min
Mar 8, 8:16 AM CDTSevere Thunderstorm WarningLOTGrundy, Kendall, Will26 min
Mar 8, 9:13 AM CDTWind AdvisoryLOTFord, Grundy, Iroquois, Kankakee, Kendall, LaSalle and 1 more12 hr
Mar 8, 10:14 AM CDTRiver Flood WarningLOTKankakee11 days
Mar 8, 10:14 AM CDTRiver Flood WarningLOTGrundy, Will6 days
Mar 8, 11:05 AM CDTRiver Flood WarningLOTLake6 days
Mar 8, 11:05 AM CDTRiver Flood WarningLOTLake8 days
Mar 8, 11:05 AM CDTRiver Flood WarningLOTCook6 days
Mar 8, 11:05 AM CDTRiver Flood WarningLOTCook4 days
Mar 8, 11:18 AM CDTRiver Flood WarningLOTLaSalle4 days
Mar 8, 12:00 PM CDTRiver Flood WarningLOTWinnebago12 days
Mar 8, 12:00 PM CDTRiver Flood WarningLOTWinnebago8 days
Mar 8, 12:00 PM CDTRiver Flood WarningLOTOgle5 days
Mar 8, 12:00 PM CDTRiver Flood WarningLOTBoone58 hr
Mar 8, 12:00 PM CDTRiver Flood WarningLOTWinnebago4 days
Mar 8, 12:00 PM CDTRiver Flood WarningLOTWinnebago10 days
Mar 8, 12:13 PM CDTRiver Flood WarningLOTGrundy7 days
Mar 8, 1:06 PM CDTSevere Thunderstorm WarningLOTFord, Grundy, Iroquois, Kankakee, Livingston, Will39 min
Mar 8, 1:30 PM CDTRiver Flood WarningLOTKane, McHenry11 days
Mar 8, 1:30 PM CDTRiver Flood WarningLOTIroquois11 days
Mar 8, 1:54 PM CDTSevere Thunderstorm WarningLOTIroquois51 min
Mar 8, 1:55 PM CDTTornado WarningLOTKankakee, Will65 min
Mar 8, 2:12 PM CDTRiver Flood AdvisoryLOTDeKalb55 hr
Mar 8, 4:36 PM CDTHigh Wind WarningLOTFord, Iroquois, Kankakee2 hr
Mar 8, 6:31 AM CDTRiver Flood WarningLOTLake38 hr
Mar 8, 10:14 AM CDTRiver Flood WarningLOTPorter18 days
Mar 8, 10:14 AM CDTRiver Flood WarningLOTJasper, Porter19 days
Mar 8, 10:30 AM CDTRiver Flood WarningLOTJasper9 days
Mar 8, 1:30 PM CDTRiver Flood WarningLOTNewton11 days

Nearby

Gale Warnings in Illinois, 2009Every gale warning in 2009

Sources

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