Alert archive / Michigan / Gale Warnings in 2009

Gale Warning 2, NWS Detroit, MI

January 12, 2009

NWS Detroit, MI issued this gale warning at Jan 12, 2009, 10:18 AM EST. It took effect at Jan 13, 2009, 7:00 AM EST. It was in force for 14 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 12, 2009, 10:18 AM EST (15:18 UTC)
In effect from
Jan 13, 2009, 7:00 AM EST
Expired
Jan 13, 2009, 9:27 PM EST
In force
14 hr
Issued by
NWS Detroit, MI

The text

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

079 
WHUS73 KDTX 121518
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1018 AM EST MON JAN 12 2009

...STRONG WINDS AND HEAVY FREEZING SPRAY EXPECTED LATE TONIGHT
THROUGH TUESDAY NIGHT...

.A LOW PRESSURE SYSTEM WILL TRACK ACROSS THE REGION TONIGHT
AND PULL AN ARCTIC COLD FRONT SOUTHWARD THROUGH THE CENTRAL GREAT LAKES.
GALE FORCE WIND GUSTS ARE EXPECTED TO DEVELOP BEHIND THE FRONT
OVER NORTHERN LAKE HURON TONIGHT...AND SPREAD INTO SOUTHERN LAKE
HURON TUESDAY MORNING AS THE FRONT CONTINUES TO DROP SOUTHWARD.
THE STRONG WINDS WILL CONTINUE INTO TUESDAY NIGHT BEFORE
SUBSIDING. THE COMBINATION OF STRONG WINDS...HIGH WAVES...AND VERY
COLD AIR WILL ALSO SUPPORT THE DEVELOPMENT OF HEAVY FREEZING SPRAY
FROM LATE TONIGHT THROUGH LATE TUESDAY NIGHT.

LHZ361-130330-
/O.UPG.KDTX.GL.A.0001.090113T1200Z-090114T0700Z/
/O.NEW.KDTX.GL.W.0002.090113T0600Z-090114T0700Z/
/O.UPG.KDTX.UP.A.0001.090113T1200Z-090114T0700Z/
/O.NEW.KDTX.UP.W.0001.090113T0600Z-090114T0700Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
1018 AM EST MON JAN 12 2009

...GALE WARNING IN EFFECT FROM 1 AM TUESDAY TO 2 AM EST
WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM TUESDAY TO
2 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
HEAVY FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM 1 AM
TUESDAY TO 2 AM EST WEDNESDAY. A GALE WARNING HAS ALSO BEEN
ISSUED. THIS GALE WARNING IS IN EFFECT FROM 1 AM TUESDAY TO 2 AM
EST WEDNESDAY. THE GALE WATCH IS NO LONGER IN EFFECT. THE HEAVY
FREEZING SPRAY WATCH IS NO LONGER IN EFFECT. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL DEVELOP OVERNIGHT
AND LAST THROUGH LATE TUESDAY NIGHT. THE COMBINATION OF STRONG
WINDS...HIGH WAVES...AND BITTERLY COLD TEMPERATURES WILL LEAD TO
HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LHZ362-363-421-441-462-130330-
/O.UPG.KDTX.GL.A.0001.090113T1200Z-090114T0700Z/
/O.NEW.KDTX.GL.W.0002.090113T0900Z-090114T0700Z/
/O.UPG.KDTX.UP.A.0001.090113T1200Z-090114T0700Z/
/O.NEW.KDTX.UP.W.0001.090113T0900Z-090114T0700Z/
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
1018 AM EST MON JAN 12 2009

...GALE WARNING IN EFFECT FROM 4 AM TUESDAY TO 2 AM EST
WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 4 AM TUESDAY TO
2 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
HEAVY FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM 4 AM
TUESDAY TO 2 AM EST WEDNESDAY. A GALE WARNING HAS ALSO BEEN
ISSUED. THIS GALE WARNING IS IN EFFECT FROM 4 AM TUESDAY TO 2 AM
EST WEDNESDAY. THE GALE WATCH IS NO LONGER IN EFFECT. THE HEAVY
FREEZING SPRAY WATCH IS NO LONGER IN EFFECT. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL DEVELOP OVERNIGHT
AND LAST THROUGH LATE TUESDAY NIGHT. THE COMBINATION OF STRONG
WINDS...HIGH WAVES...AND BITTERLY COLD TEMPERATURES WILL LEAD TO
HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LHZ442-443-463-464-130330-
/O.UPG.KDTX.GL.A.0001.090113T1200Z-090114T0700Z/
/O.NEW.KDTX.GL.W.0002.090113T1200Z-090114T0700Z/
/O.UPG.KDTX.UP.A.0001.090113T1200Z-090114T0700Z/
/O.NEW.KDTX.UP.W.0001.090113T1200Z-090114T0700Z/
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
1018 AM EST MON JAN 12 2009

...GALE WARNING IN EFFECT FROM 7 AM TUESDAY TO 2 AM EST
WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 AM TUESDAY TO
2 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
HEAVY FREEZING SPRAY WARNING...WHICH IS IN EFFECT FROM 7 AM
TUESDAY TO 2 AM EST WEDNESDAY. A GALE WARNING HAS ALSO BEEN
ISSUED. THIS GALE WARNING IS IN EFFECT FROM 7 AM TUESDAY TO 2 AM
EST WEDNESDAY. THE GALE WATCH IS NO LONGER IN EFFECT. THE HEAVY
FREEZING SPRAY WATCH IS NO LONGER IN EFFECT. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL DEVELOP TUESDAY
MORNING AND LAST THROUGH LATE TUESDAY NIGHT. THE COMBINATION OF
STRONG WINDS...HIGH WAVES...AND BITTERLY COLD TEMPERATURES WILL
LEAD TO HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LHZ422-130330-
/O.NEW.KDTX.BW.Y.0004.090113T1200Z-090114T0000Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
1018 AM EST MON JAN 12 2009

...BRISK WIND ADVISORY IN EFFECT FROM 7 AM TO 7 PM EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
BRISK WIND ADVISORY...WHICH IS IN EFFECT FROM 7 AM TO 7 PM EST
TUESDAY. 

NORTHWEST WINDS WITH GUSTS TO 25 KNOTS WILL DEVELOP TUESDAY
MORNING AND LAST INTO TUESDAY EVENING BEFORE SUBSIDING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$

HLO
5 follow-up statements
520 
WHUS73 KDTX 122107
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
407 PM EST MON JAN 12 2009

...STRONG WINDS AND HEAVY FREEZING SPRAY EXPECTED TUESDAY THROUGH
TUESDAY NIGHT...

.LOW PRESSURE...A LOW PRESSURE SYSTEM IS FORECAST TO TRACK FROM THE 
MIDWEST TODAY INTO THE EASTERN GREAT LAKES BY TUESDAY MORNING.
THE LOW WILL THEN DEEPEN AS IT HEADS TO EASTERN CANADA BY TUESDAY
EVENING. ARCTIC AIR WILL INFILTRATE THE REGION ON TUESDAY AS THIS
SYSTEM HEADS EAST. THE LATEST MODEL SOUNDINGS CONTINUE TO SUGGEST
FREQUENT WIND GUSTS OF 30 KNOTS TO 35 KNOT GALES OVER LAKE HURON
TUESDAY INTO TUESDAY NIGHT AS NORTH/NORTHWEST FLOW DEVELOPS IN THE
WAKE OF THE ARCTIC FRONT. GIVEN THE MAGNITUDE OF COLD
AIR...MODERATE TO HEAVY FREEZING SPRAY WILL ALSO BE OF CONCERN.
WARNINGS FOR BOTH OF THESE ELEMENTS HAVE BEEN ISSUED THIS MORNING.


LHZ361>363-421-441-462-130915-
/O.EXT.KDTX.GL.W.0002.090113T1200Z-090114T0700Z/
/O.EXT.KDTX.UP.W.0001.090113T1200Z-090114T0700Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
407 PM EST MON JAN 12 2009

...GALE WARNING NOW IN EFFECT FROM 7 AM TUESDAY TO 2 AM EST
WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING NOW IN EFFECT FROM 7 AM TUESDAY
TO 2 AM EST WEDNESDAY...

THE HEAVY FREEZING SPRAY WARNING IS NOW IN EFFECT FROM 7 AM
TUESDAY TO 2 AM EST WEDNESDAY. THE GALE WARNING IS NOW IN EFFECT
FROM 7 AM TUESDAY TO 2 AM EST WEDNESDAY. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL DEVELOP
TUESDAY AND LAST THROUGH LATE TUESDAY NIGHT. THE COMBINATION OF STRONG
WINDS...HIGH WAVES...AND BITTERLY COLD TEMPERATURES WILL LEAD TO
HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LHZ442-443-463-464-130915-
/O.CON.KDTX.GL.W.0002.090113T1200Z-090114T0700Z/
/O.CON.KDTX.UP.W.0001.090113T1200Z-090114T0700Z/
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
407 PM EST MON JAN 12 2009

...GALE WARNING REMAINS IN EFFECT FROM 7 AM TUESDAY TO 2 AM EST
WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 7 AM
TUESDAY TO 2 AM EST WEDNESDAY...

A HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 7 AM
TUESDAY TO 2 AM EST WEDNESDAY. A GALE WARNING REMAINS IN EFFECT
FROM 7 AM TUESDAY TO 2 AM EST WEDNESDAY. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL DEVELOP TUESDAY
MORNING AND LAST THROUGH LATE TUESDAY NIGHT. THE COMBINATION OF
STRONG WINDS...HIGH WAVES...AND BITTERLY COLD TEMPERATURES WILL
LEAD TO HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LCZ460-LEZ444-130915-
/O.EXB.KDTX.BW.Y.0004.090113T1500Z-090114T0600Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
407 PM EST MON JAN 12 2009

...BRISK WIND ADVISORY IN EFFECT FROM 10 AM TUESDAY TO 1 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
BRISK WIND ADVISORY...WHICH IS IN EFFECT FROM 10 AM TUESDAY TO
1 AM EST WEDNESDAY. 

WINDS WILL TURN NORTHWEST TUESDAY MORNING AND INCREASE TO 15 TO 25
KNOTS WITH GUSTS TO 30 KNOTS. THE WINDS WILL DECREASE LATE TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$

LHZ422-130915-
/O.CON.KDTX.BW.Y.0004.090113T1200Z-090114T0000Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
407 PM EST MON JAN 12 2009

...BRISK WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM EST
TUESDAY...

A BRISK WIND ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM EST
TUESDAY. 

NORTHWEST WINDS WITH GUSTS TO 25 KNOTS WILL DEVELOP TUESDAY
MORNING AND LAST INTO TUESDAY EVENING BEFORE SUBSIDING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$
067 
WHUS73 KDTX 130919
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
419 AM EST TUE JAN 13 2009

...STRONG WINDS AND HEAVY FREEZING SPRAY EXPECTED THROUGH TONIGHT...

.LOW PRESSURE...A LOW PRESSURE SYSTEM IS FORECAST TO TRACK ACROSS
LAKE HURON THIS MORNING AND INTO QUEBEC BY THIS EVENING. ARCTIC
AIR WILL INFILTRATE THE REGION AS THIS SYSTEM HEADS EAST. THE
LATEST MODEL SOUNDINGS CONTINUE TO SUGGEST FREQUENT WIND GUSTS OF
30 KNOTS TO 35 KNOT GALES OVER LAKE HURON TUESDAY INTO TUESDAY
NIGHT AS NORTH/NORTHWEST FLOW DEVELOPS IN THE WAKE OF THE ARCTIC
FRONT. GIVEN THE MAGNITUDE OF COLD AIR...MODERATE TO HEAVY
FREEZING SPRAY WILL ALSO BE OF CONCERN. WARNINGS FOR BOTH OF THESE
ELEMENTS HAVE BEEN ISSUED THIS MORNING.

LHZ361>363-421-441>443-462>464-132130-
/O.CON.KDTX.GL.W.0002.090113T1200Z-090114T0700Z/
/O.CON.KDTX.UP.W.0001.090113T1200Z-090114T0700Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
419 AM EST TUE JAN 13 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 2 AM EST
WEDNESDAY...

A HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 2 AM EST
WEDNESDAY. A GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EST
WEDNESDAY. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL DEVELOP TODAY AND AND
LAST INTO TONIGHT. THE COMBINATION OF STRONG WINDS...HIGH
WAVES...AND BITTERLY COLD TEMPERATURES WILL LEAD TO HEAVY FREEZING
SPRAY.

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
WARING 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.

&&

$$

LCZ460-LEZ444-132130-
/O.CON.KDTX.BW.Y.0004.090113T1500Z-090114T0600Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
419 AM EST TUE JAN 13 2009

...BRISK WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING
TO 1 AM EST WEDNESDAY...

A BRISK WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING
TO 1 AM EST WEDNESDAY. 

WINDS WILL TURN NORTHWEST THIS MORNING AND INCREASE TO 15 TO 25
KNOTS WITH GUSTS TO 30 KNOTS. THE WINDS WILL DECREASE LATE TUESDAY
NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$

LHZ422-132130-
/O.CON.KDTX.BW.Y.0004.090113T1200Z-090114T0000Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
419 AM EST TUE JAN 13 2009

...BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

A BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING. 

NORTHWEST WINDS WITH GUSTS TO 25 KNOTS WILL DEVELOP THIS MORNING AND
LAST INTO TUESDAY EVENING BEFORE SUBSIDING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$
332 
WHUS73 KDTX 131526
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1026 AM EST TUE JAN 13 2009

...STRONG WINDS AND HEAVY FREEZING SPRAY EXPECTED THROUGH
TONIGHT...

.STRONG NORTHWEST WINDS WILL CONTINUE OVER THE CENTRAL GREAT LAKES
TODAY AND TONIGHT IN THE WAKE OF A STRONG ARCTIC COLD FRONT. VERY
COLD AIR STREAMING OVER THE RELATIVELY WARMER LAKE WATERS WILL
ALLOW GALE FORCE WIND GUSTS TO MIX DOWN TO THE SURFACE OVER MUCH OF
LAKE HURON. THE COMBINATION OF STRONG WINDS...HIGH WAVES...AND
BITTERLY COLD AIR WILL ALSO CREATE AREAS OF HEAVY FREEZING SPRAY.
ALTHOUGH WINDS WILL BE SLIGHTLY LIGHTER OVER INNER SAGINAW
BAY...LAKE ST CLAIR...AND WESTERN LAKE ERIE...GUST TO 30 KNOTS ARE
STILL POSSIBLE.

LHZ361>363-421-441>443-462>464-140330-
/O.CON.KDTX.GL.W.0002.000000T0000Z-090114T0700Z/
/O.CON.KDTX.UP.W.0001.000000T0000Z-090114T0700Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
1026 AM EST TUE JAN 13 2009

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EST WEDNESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 2 AM EST
WEDNESDAY...

A HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 2 AM EST
WEDNESDAY. A GALE WARNING REMAINS IN EFFECT UNTIL 2 AM EST
WEDNESDAY. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL LAST THROUGH LATE
TONIGHT BEFORE SUBSIDING. THE COMBINATION OF STRONG WINDS...HIGH
WAVES...AND BITTERLY COLD TEMPERATURES WILL ALSO CREATE AREAS OF
HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LCZ460-LEZ444-140330-
/O.CON.KDTX.BW.Y.0004.000000T0000Z-090114T0600Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
1026 AM EST TUE JAN 13 2009

...BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
WEDNESDAY...

A BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST WEDNESDAY.

NORTHWEST WINDS WITH GUSTS UP TO 30 KNOTS ARE EXPECTED TO CONTINUE
THROUGH LATE TONIGHT BEFORE WINDS SUBSIDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$

LHZ422-140000-
/O.CON.KDTX.BW.Y.0004.000000T0000Z-090114T0000Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
1026 AM EST TUE JAN 13 2009

...BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

A BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING. 

NORTHWEST WINDS WITH GUSTS UP TO 30 KNOTS ARE EXPECTED TO CONTINUE
INTO THIS EVENING BEFORE WINDS SUBSIDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$
928 
WHUS73 KDTX 132041
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
341 PM EST TUE JAN 13 2009

...GUSTY WINDS AND HEAVY FREEZING SPRAY EXPECTED INTO TONIGHT...

.GUSTY NORTHWEST WINDS WILL CONTINUE ACROSS THE CENTRAL GREAT
LAKES INTO TONIGHT IN THE WAKE OF A STRONG ARCTIC COLD FRONT. VERY
COLD AIR STREAMING OVER THE RELATIVELY WARMER LAKE WATERS WILL
ALLOW GALE FORCE WIND GUSTS TO MIX DOWN TO THE SURFACE OVER THE
OPEN WATERS OF LAKE HURON. THE COMBINATION OF STRONG WINDS...HIGH
WAVES...AND BITTERLY COLD AIR WILL ALSO CREATE AREAS OF HEAVY
FREEZING SPRAY. WINDS WILL BE LIGHTER OVER THE NEARSHORE
WATERS...BUT WILL STILL GUST TO 30 KNOTS THROUGH THE EVENING.
WINDS AND WAVES WILL SUBSIDE TONIGHT AS A RIDGE OF HIGH PRESSURE
BUILDS IN FROM THE WEST.

LHZ441-140600-
/O.CAN.KDTX.GL.W.0002.000000T0000Z-090114T0700Z/
/O.NEW.KDTX.SC.Y.0309.090113T2041Z-090114T0600Z/
/O.CAN.KDTX.UP.W.0001.000000T0000Z-090114T0700Z/
PORT AUSTIN TO HARBOR BEACH MI-
341 PM EST TUE JAN 13 2009

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST WEDNESDAY...
...GALE WARNING IS CANCELLED...
...HEAVY FREEZING SPRAY WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 1 AM EST
WEDNESDAY. THE HEAVY FREEZING SPRAY WARNING HAS BEEN CANCELLED.
THE GALE WARNING HAS BEEN CANCELLED. 

NORTHWEST WINDS WITH GUSTS TO 30 KNOTS WILL LAST THROUGH LATE
THIS EVENING BEFORE SUBSIDING. WAVES...HOWEVER...WILL REMAIN ABOVE
4 FEET UNTIL JUST AFTER MIDNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ421-442-443-140300-
/O.CAN.KDTX.GL.W.0002.000000T0000Z-090114T0700Z/
/O.NEW.KDTX.SC.Y.0309.090113T2041Z-090114T0300Z/
/O.CAN.KDTX.UP.W.0001.000000T0000Z-090114T0700Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
341 PM EST TUE JAN 13 2009

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EST THIS EVENING...
...GALE WARNING IS CANCELLED...
...HEAVY FREEZING SPRAY WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM EST THIS
EVENING. THE HEAVY FREEZING SPRAY WARNING HAS BEEN CANCELLED. THE
GALE WARNING HAS BEEN CANCELLED. 

NORTHWEST WINDS WITH GUSTS TO 30 KNOTS WILL LAST THROUGH LATE THIS
EVENING BEFORE SUBSIDING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LHZ361>363-462>464-140300-
/O.EXT.KDTX.GL.W.0002.000000T0000Z-090114T0300Z/
/O.EXT.KDTX.UP.W.0001.000000T0000Z-090114T0300Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
341 PM EST TUE JAN 13 2009

...GALE WARNING NOW IN EFFECT UNTIL 10 PM EST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING NOW IN EFFECT UNTIL 10 PM EST
THIS EVENING...

THE HEAVY FREEZING SPRAY WARNING IS NOW IN EFFECT UNTIL 10 PM EST
THIS EVENING. THE GALE WARNING IS NOW IN EFFECT UNTIL 10 PM EST
THIS EVENING. 

NORTHWEST WINDS WITH GUSTS TO 35 KNOT GALES WILL LAST THROUGH THE
LATE EVENING BEFORE SUBSIDING. THE COMBINATION OF STRONG WINDS...
HIGH WAVES...AND BITTERLY COLD TEMPERATURES WILL CREATE AREAS OF
HEAVY FREEZING SPRAY.

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
WARING 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.

&&

$$

LCZ460-LEZ444-140000-
/O.EXT.KDTX.BW.Y.0004.000000T0000Z-090114T0000Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
341 PM EST TUE JAN 13 2009

...BRISK WIND ADVISORY NOW IN EFFECT UNTIL 7 PM EST THIS
EVENING...

THE BRISK WIND ADVISORY IS NOW IN EFFECT UNTIL 7 PM EST THIS
EVENING. 

NORTHWEST WINDS WITH GUSTS UP TO 25 KNOTS ARE EXPECTED TO CONTINUE
THROUGH THE LATE EVENING BEFORE WINDS SUBSIDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$

LHZ422-140000-
/O.CON.KDTX.BW.Y.0004.000000T0000Z-090114T0000Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
341 PM EST TUE JAN 13 2009

...BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

A BRISK WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING. 

NORTHWEST WINDS WITH GUSTS UP TO 25 KNOTS ARE EXPECTED TO CONTINUE
THROUGH THE LATE EVENING BEFORE WINDS SUBSIDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BRISK WIND ADVISORY MEANS THAT WINDS WILL REACH SMALL CRAFT
ADVISORY CRITERIA IN AREAS THAT ARE PRIMARILY ICE COVERED. MOVING
ICE FLOES COULD DAMAGE SMALL CRAFT.

&&

$$
859 
WHUS73 KDTX 140227
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
927 PM EST TUE JAN 13 2009

...WINDS WILL CONTINUE TO SUBSIDE TONIGHT...

.WINDS AND WAVES WILL CONTINUE TO SUBSIDE TONIGHT AS A RIDGE OF
HIGH PRESSURE BUILDS IN FROM THE WEST.

LHZ361>363-462>464-140330-
/O.CAN.KDTX.GL.W.0002.000000T0000Z-090114T0300Z/
/O.CAN.KDTX.UP.W.0001.000000T0000Z-090114T0300Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
927 PM EST TUE JAN 13 2009

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

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS CANCELLED THE
HEAVY FREEZING SPRAY WARNING. THE GALE WARNING HAS BEEN
CANCELLED. 

$$

LHZ421-442-443-140330-
/O.CAN.KDTX.SC.Y.0309.000000T0000Z-090114T0300Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
927 PM EST TUE JAN 13 2009

...SMALL CRAFT ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS CANCELLED THE
SMALL CRAFT ADVISORY. 

$$

LHZ441-140600-
/O.CON.KDTX.SC.Y.0309.000000T0000Z-090114T0600Z/
PORT AUSTIN TO HARBOR BEACH MI-
927 PM EST TUE JAN 13 2009

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
WEDNESDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
WEDNESDAY. 

NORTHWEST WINDS WITH GUSTS TO 20 KNOTS ARE EXPECTED TONIGHT.
WAVES...HOWEVER...WILL REMAIN ABOVE 4 FEET UNTIL JUST AFTER
MIDNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

KURIMSKI

What forecasters said that day

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

NWS Detroit, MI wrote its last area forecast discussion before this gale warning went out at Jan 12, 6:12 AM EST, 4 hours 6 minutes earlier.

Area forecast discussion, Jan 12, 6:12 AM EST, 4 hours 6 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
612 AM EST MON JAN 12 2009

.AVIATION...

DIFFICULT FORECAST TO PIN DOWN. FIRST...SCT-BKN MVFR STRATUS WILL
FILTER ACROSS THE REGION INTO THIS AFTERNOON AT LEAST...BRINGING
CEILINGS AROUND 2500 FEET. WILL WEIGHT THE BKN CEILINGS THROUGH 17Z
OR SO...AND TREND TOWARDS SCT THIS AFTERNOON INTO THE EVENING. THIS
COULD VERY WELL BE TOO OPTIMISTIC. WILL ALSO INCLUDE A TEMPO GROUP
FOR A BRIEF PERIOD OF IFR FOG DURING THE FIRST HOUR OR TWO OF THE
FORECAST. A FAST MOVING CLIPPER WILL THEN BRING ADDITIONAL TROUBLE
TONIGHT AS MVFR/IFR CEILINGS AND/OR VISIBILITIES FILL IN ACROSS THE
AREA AS AN AREA OF SNOW SPREADS INTO SOUTHEAST LOWER MICHIGAN. WILL
BRING THESE CONDITIONS INTO THE AREA BY 05Z. THE TRACK OF THIS LOW
WOULD TEND TO BRING THE WORST CONDITIONS TO KDTW/KDET...BUT WOULD
NOT BE TOO SURPRISED TO SEE THIS TRACK SHIFT NORTH JUST SLIGHTLY
GIVEN THE LIKELY INFLUENCE OF THE GREAT LAKES RELATIVE WARMTH
AMIDST SUCH A CHILLY AIRMASS. IF THIS OCCURS...KFNT AND MAYBE KMBS
WOULD SHARE IN LOWER IFR CONDITIONS WITH DECENT SNOW.

&&

.PREV DISCUSSION...ISSUED 420 AM EST MON JAN 12 2009

SHORT TERM...TODAY

OTHER THAN PATCHY FOG/FREEZING FOG AGAIN THIS MORNING...PARTICULARLY
FROM DETROIT SOUTH...WEATHER CONDITIONS WILL REMAIN QUIET WITH HIGH
PRESSURE POISED JUST SOUTH OF THE REGION. PARTLY/MOSTLY CLOUDY SKIES
WILL GIVE WAY TO CLOUDY SKIES BY LATE IN THE DAY AS A CLIPPER SYSTEM
RACES TOWARDS THE AREA. HOWEVER...OTHER THAN A FEW FLURRIES...SNOW
FROM THIS SYSTEM WILL HOLD OFF UNTIL TONIGHT. HIGH TEMPERATURES WILL
RANGE IN THE MIDDLE 20S TODAY...AND DO NOT PLAN ON ANY SIGNIFICANT
CHANGES TO THE GOING FORECAST.

LONG TERM...MONDAY NIGHT THROUGH NEXT SUNDAY

SURFACE OBSERVATIONS SHOW A DEEPENING ALBERTA CLIPPER TAKING SHAPE
OVER NORTH DAKOTA WHICH WILL RACE ACROSS NORTHERN INDIANA AND
SOUTHEAST LOWER MICHIGAN LATE TONIGHT INTO TUESDAY MORNING. THE
ROBUST SHORTWAVE SEEN ON WATER VAPOR IMAGERY WILL DIG ALL THE WAY
INTO SOUTHERN IOWA/NORTHERN MISSOURI...BEFORE PHASING WITH THE POLAR
VORTEX SWINGING SOUTH ACROSS MANITOBA/ONTARIO. THE GFS HAS
INITIALIZED THE SURFACE CYCLONE BETTER WITH THE NAM ALREADY RUNNING
ABOUT 5 MB TO WEAK AS OF 06Z. HOWEVER THESE INITIALIZATION PROBLEMS
NEARLY EVEN OUT BY 00Z TUESDAY WHEN THE 1013MB SURFACE LOW WILL BE
POSITIONED OVER SOUTHEASTERN IOWA. THEN AS THE SECONDARY SHORTWAVE
APPROACHES AND PHASES WITH THE INITIAL WAVE...THE TENDENCY IS FOR
THE INITIAL WAVE TO BE PULLED FURTHER NORTH THAN MODELS OFTEN
ANTICIPATE. THE NAM TAKES THE FURTHEST NORTH TRACK OF THE 00Z SUITE
AND HAS SUPPORT FROM THE 12Z/11 ECMWF IN ITS TRACK...ALTHOUGH NOT
COMPLETE AGREEMENT WITH THE STRENGTH/SPEED.  A LOOK AT THE 1.5 PV
SURFACE ALSO SHOWS THAT BOTH THE ECMWF AND NAM ARE STRONGER WITH
THE POLAR VORTEX THAN THE GFS. THE DIFFERENCES BETWEEN THE NAM/GFS
WILL DICTATE WHERE THE AREA OF MAX QPF OF ROUGHLY .33 INCH IS
PLACED. THE 12Z/11 GFS WAS MUCH CLOSER TO THE NEW NAM AND WILL LEAN
THE FORECAST IN THIS DIRECTION...ALTHOUGH RESERVING SOME CONCERN
GIVEN THAT THE NAM IS AN OUTLIER ON THE FAST/NORTH SIDE OF THE MODEL
SPREAD.

LIGHT SNOW WILL SPREAD INTO WESTERN AREAS AFTER 10 PM AND OVERCOME
ALL OF SOUTHEAST MICHIGAN AFTER MIDNIGHT AS ISENTROPIC ASCENT
INCREASES AND THE 850MB FRONT LIFTS NORTH. THE FRONT SHOULD STALL
NORTH OF THE I-69 CORRIDOR BEFORE THE UPPER LEVEL TROUGH ARRIVES AND
THE ENTIRE COLUMN STARTS TO COOL. THE NAM SHOWS A DRY-SLOT LIFTING
OVER THE SOUTHERN COUNTIES WHICH WOULD CUT-BACK ON ACCUMULATIONS
WITH SOMEWHAT OF A BREAK BETWEEN THE INITIAL ROUND AND THE SNOW
FILLING BACK IN LATER ALONG THE FRONT. WILL FOCUS THE GREATEST
ACCUMULATIONS ALONG AND NORTH OF THE I-69 CORRIDOR WHERE 3-5
INCHES IS EXPECTED...TAPERING TO ABOUT 2 INCHES NEAR THE SOUTHERN
MICHIGAN BORDER. SNOW RATIOS WILL BE MORE FAVORABLE ACROSS THE
NORTH...AROUND 15:1 AT FNT...TAPERING TO 10:1 AT DTW. WINTER
WEATHER ADVISORIES WILL LIKELY BE NEEDED FOR MOST AREAS GIVEN THE
COMBINATION OF FALLING AND BLOWING SNOW ALONG WITH RAPIDLY
DROPPING TEMPERATURES.

THE SYSTEM SNOW WILL LARGELY BE WINDING DOWN BY LATE TUESDAY MORNING
ALTHOUGH WINDS WILL INCREASE AS THE ARCTIC COLD FRONT MOVES
THROUGH. SUSTAINED WINDS MAY BRIEFLY REACH 25 TO 30 MPH ALONG THE
FROPA BEFORE DECREASING INTO THE 15-20 MPH RANGE FOR MUCH OF THE
AFTERNOON. SOME NUISANCE BLOWING AND DRIFTING OF THE FRESH SNOW IS
EXPECTED ALTHOUGH WILL LIKELY NOT HAVE A LARGE IMPACT ON
VISIBILITIES. LAKE EFFECT SNOW SHOWERS OFF OF LAKE MICHIGAN WILL
ALSO BE INCREASING IN OUR WESTERN COUNTIES TOWARDS THE LATE
AFTERNOON/EVENING AS THE FLOW BACKS TO THE WEST. THIS CLIPPER
LEAVES BEHIND A BITTERLY COLD AIRMASS WITH TEMPERATURES DROPPING
TO AROUND -5F OVERNIGHT OUTSIDE OF THE DETROIT HEAT ISLAND. WINDS
WILL DROP OFF OVERNIGHT BUT WIND CHILL VALUES WILL STILL BE NEAR
-15F IN SOME AREAS.

A SIMILAR SET UP IS EXPECTED WITH THE NEXT CLIPPER THAT WILL RACE
FROM ILLINOIS TO OHIO ON WEDNESDAY. THE MAIN DIFFERENCE IS THIS
SYSTEM WILL TRACK ALONG THE LOW LEVEL BAROCLINIC ZONE WHICH WILL
LARGELY RESIDE SOUTH OF THE GREAT LAKES BY THAT TIME. THE
UKMET/ECMWF ARE FURTHER SOUTH THAN THE GFS WHICH TAKES A SURFACE LOW
TRACK NEAR THE MICHIGAN BORDER. THE UPPER LEVEL TROUGH AND
PREVAILING STORM TRACK WILL BECOME PROGRESSIVELY DEEPER/FURTHER
SOUTH THROUGH THE WEEK...LIKELY PLACING THE GREATEST SNOW
ACCUMULATIONS INTO NORTHERN INDIANA/FAR SOUTHERN MICHIGAN. WE WILL
BE KEEPING A VERY CLOSE EYE ON HOW MUCH MOISTURE IS AVAILABLE AS
SNOW RATIOS SHOULD INCREASE TO AROUND 20:1.

THE COLD CONTINUES WITHOUT A BREAK THROUGH THE DURATION OF THE
WEEK WITH DANGEROUS WIND CHILLS AGAIN WEDNESDAY NIGHT AS WINDS
REMAIN BREEZY BEHIND THE NEXT CLIPPER. IN FACT WE WILL BE FLIRTING
WITH WIND CHILL ADVISORY CONDITIONS AT TIMES THROUGH THE REMAINDER
OF THE WEEK.

MARINE...

A LOW PRESSURE SYSTEM IS FORECAST TO TRACK FROM THE MIDWEST TODAY
INTO THE EASTERN GREAT LAKES BY TUESDAY MORNING. THE LOW WILL THEN
DEEPEN AS IT HEADS TO EASTERN CANADA BY TUESDAY EVENING. ARCTIC AIR
WILL INFILTRATE THE REGION ON TUESDAY AS THIS SYSTEM HEADS EAST. THE
LATEST MODEL SOUNDINGS CONTINUE TO SUGGEST FREQUENT WIND GUSTS OF 30
KNOTS TO 35 KNOT GALES OVER LAKE HURON TUESDAY INTO TUESDAY NIGHT AS
NORTH/NORTHWEST FLOW DEVELOPS IN THE WAKE OF THE ARCTIC FRONT. GIVEN
THE MAGNITUDE OF COLD AIR...MODERATE TO HEAVY FREEZING SPRAY WILL
ALSO BE OF CONCERN. WATCHES FOR BOTH OF THESE ELEMENTS WILL CONTINUE
THIS PACKAGE. A RIDGE OF HIGH PRESSURE WILL BRIEFLY MOVE OVER LAKE
HURON EARLY WEDNESDAY MORNING BEFORE THE NEXT LOW PRESSURE SYSTEM
TRACKS JUST SOUTH OF THE STATE WEDNESDAY NIGHT. THE WINDS WILL AGAIN
INCREASE ON THE BACK SIDE OF THIS SYSTEM FOR THURSDAY. THIS WILL
BRING A RISK FOR THE SAME HAZARDOUS ABOVE...BUT FOCUS WILL MOST
LIKELY BE FROM THE SOUTHERN HALF OF LAKE HURON ON SOUTH AS THIS LOW
WILL DIG A BIT FURTHER SOUTH AND CROSS THE OHIO VALLEY.

&&

.DTX WATCHES/WARNINGS/ADVISORIES...
MI...NONE.

LAKE HURON...
     GALE WATCH...LHZ361-LHZ362-LHZ363-LHZ421-LHZ441-LHZ442-LHZ443-
     LHZ462-LHZ463-LHZ464...FROM 7 AM TUESDAY TO 2 AM WEDNESDAY.

     HEAVY FREEZING SPRAY WATCH...LHZ361-LHZ362-LHZ363-LHZ421-LHZ441-
     LHZ442-LHZ443-LHZ462-LHZ463-LHZ464...FROM 7 AM TUESDAY TO 2 AM
     WEDNESDAY.

LAKE ST CLAIR...NONE.
MI WATERS OF LAKE ERIE...NONE.

&&

AVIATION.....DG
SHORT TERM...DG
LONG TERM....KEC
MARINE.......DG

YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).
Hazardous weather outlook, Jan 12, 4:50 AM EST, 5 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
450 AM EST MON JAN 12 2009

MIZ047>049-053>055-060>063-068>070-075-076-082-083-131000-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-
ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
450 AM EST MON JAN 12 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

AN ALBERTA CLIPPER WILL MOVE THROUGH THE REGION OVERNIGHT BRINGING
2 TO 4 INCHES OF SNOW. THE GREATEST ACCUMULATIONS WILL BE FOCUSED
ALONG AND NORTH OF THE I-69 CORRIDOR WITH LESSER AMOUNTS AS YOU
APPROACH THE SOUTHERN MICHIGAN BORDER. WINTER WEATHER ADVISORIES
FOR SNOW/BLOWING SNOW WILL LIKELY BE NEEDED FOR PORTIONS OF
SOUTHEAST MICHIGAN TONIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

SNOW WILL CONTINUE INTO TUESDAY MORNING BRINGING AN ADDITIONAL
INCH OF SNOW WITH STORM TOTALS REACHING 2 TO 5 INCHES. WINDS WILL
ALSO INCREASE AS AN ARCTIC COLD FRONT MOVES THROUGH CREATING
BLUSTERY CONDITIONS WITH BLOWING AND DRIFTING OF SNOW.
TEMPERATURES WILL FALL THROUGH THE DAY ON TUESDAY WITH WIND CHILL
VALUES APPROACHING -15 BY TUESDAY EVENING. WIND CHILL ADVISORIES
MAY BE NEEDED FOR TUESDAY AFTERNOON AND NIGHT.

1 TO 4 INCHES OF SNOW IS POSSIBLE WEDNESDAY THROUGH WEDNESDAY
NIGHT AS ANOTHER ALBERTA CLIPPER PASSES THROUGH THE REGION. THE
ARCTIC AIR WILL ALSO REMAIN LOCKED IN PLACE. SNOW AND BLOWING SNOW
ALONG WITH DANGEROUS WIND CHILLS WILL AGAIN PLAGUE SOUTHEAST
MICHIGAN WEDNESDAY NIGHT THROUGH THURSDAY. IN FACT...THE
COMBINATION OF ARCTIC AIR AND WINDS SHOULD KEEP WIND CHILL READINGS
IN THE 15 TO 25 DEGREE BELOW ZERO RANGE FROM WEDNESDAY NIGHT RIGHT
THROUGH THE DAY FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER SPOTTER REPORTS OF
SNOW ACCUMULATION WOULD BE GREATLY APPRECIATED.

LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-131000-
ST. CLAIR RIVER-DETROIT RIVER-LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND 5NM
OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW
BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
450 AM EST MON JAN 12 2009

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

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

WIND GUSTS TO 35 KNOT GALES ARE POSSIBLE TUESDAY THROUGH TUESDAY
NIGHT WITH HEAVY FREEZING SPRAY ALSO EXPECTED. A GALE WATCH AND
HEAVY FREEZING SPRAY WATCH ARE CURRENTLY IN EFFECT. PLEASE REFER
TO THE LATEST MARINE FORECASTS AND WARNINGS /GLFLH/ AND /MWWDTX/
FOR DETAILS.

GALE FORCE WIND GUSTS AND HEAVY FREEZING SPRAY ARE AGAIN POSSIBLE
WEDNESDAY NIGHT INTO THURSDAY AS ANOTHER LOW PRESSURE SYSTEM
TRACKS THROUGH THE REGION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

KEC

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

In the hours before

Special weather statement, Jan 12, 6:52 AM EST, 3 hours 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
652 AM EST MON JAN 12 2009

MIZ047>049-053>055-060>063-068>070-075-076-082-083-121400-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-
LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-
LENAWEE-MONROE-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...BAD AXE...
SAGINAW...CARO...SANDUSKY...OWOSSO...FLINT...LAPEER...
PORT HURON...HOWELL...PONTIAC...WARREN...ANN ARBOR...DETROIT...
ADRIAN...MONROE
652 AM EST MON JAN 12 2009

PATCHY FREEZING FOG WILL ONCE AGAIN DOT THE REGION EARLY THIS
MORNING...BRINGING VISIBILITIES DOWN BELOW ONE MILE IN LOCALIZED
AREAS. BETWEEN THE HIGHLY VARIABLE VISIBILITIES AND SLICK SPOTS
ON ROADS CAUSED BY THIS FOG...TRAVEL WILL BE TRICKY AT TIMES SO
DRIVE WITH EXTRA CARE THIS MORNING.

DG

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 12, 10:18 AM ESTBrisk Wind AdvisoryDTX33 hr
Jan 12, 10:18 AM ESTHeavy Freezing Spray WarningDTX35 hr
Jan 12, 4:01 PM ESTWinter Weather AdvisoryDTXBay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more19 hr

Nearby

Gale Warnings in Michigan, 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.