Alert archive / Michigan / Gale Warnings in 2011

Gale Warning 41, NWS Detroit, MI

April 3, 2011

NWS Detroit, MI issued this gale warning at Apr 3, 2011, 4:20 PM EDT. It took effect at Apr 4, 2011, 10:00 PM EDT. It was in force for 18 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
Apr 3, 2011, 4:20 PM EDT (20:20 UTC)
In effect from
Apr 4, 2011, 10:00 PM EDT
Expired
Apr 5, 2011, 4:00 PM EDT
In force
18 hr
Issued by
NWS Detroit, MI

The text

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

214 
WHUS73 KDTX 032020
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
420 PM EDT SUN APR 3 2011

...STORM SYSTEM TO IMPACT THE GREAT LAKES REGION EARLY THIS WEEK...

.WIND AND WAVE CONDITIONS WILL REMAIN FAVORABLE TODAY AS 
SOUTHEASTERLY FLOW DEVELOPS IN THE WAKE OF A DEPARTING SURFACE 
RIDGE. THIS EASTERLY WIND WILL STRENGTHEN TONIGHT IN RESPONSE TO A 
LOW PRESSURE SYSTEM LIFTING INTO THE GREAT LAKES. SUSTAINED WINDS 
WILL REACH 20 TO 25 KNOTS OVER PORTIONS OF NORTHERN LAKE HURON...BUT 
A STRONGLY STABLE ENVIRONMENT WILL LIMIT THE HIGHER GUST POTENTIAL. 
WITH A LONGER FETCH INTO THE TIP OF THE THUMB...DID ISSUE A SHORT 
DURATION SMALL CRAFT ADVISORY FOR TONIGHT. THIS SYSTEM WILL BRING 
THE CHANCE FOR THUNDERSTORMS TONIGHT AND MONDAY. WESTERLY WINDS WILL 
INCREASE BEHIND THIS SYSTEM...BRINGING THE POTENTIAL FOR GALE FORCE 
GUSTS ACROSS PORTIONS OF LAKE HURON MONDAY NIGHT AND TUESDAY. DID GO 
AHEAD THIS ISSUANCE AND UPGRADED TO A GALE WARNING FOR NORTHERN LAKE 
HURON.

LHZ361>363-040830-
/O.UPG.KDTX.GL.A.0009.110405T0000Z-110405T2000Z/
/O.NEW.KDTX.GL.W.0041.110405T0200Z-110405T2000Z/
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-
420 PM EDT SUN APR 3 2011

...GALE WARNING IN EFFECT FROM 10 PM MONDAY TO 4 PM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 10 PM MONDAY TO 4 PM EDT
TUESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 30 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 38 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 7 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ441-442-040830-
/O.NEW.KDTX.SC.Y.0004.110404T0200Z-110404T0800Z/
/O.EXT.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
420 PM EDT SUN APR 3 2011

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 4 AM
EDT MONDAY...
...GALE WATCH NOW IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING
TO 4 AM EDT MONDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 28 KNOTS FROM THE SOUTHEAST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 11 PM EDT SUNDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY. 

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

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS 
  UP TO 24 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 31 KNOTS. 
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 FEET WITH A 
  POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

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

&&

$$

LHZ443-462>464-040830-
/O.EXT.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
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-
420 PM EDT SUN APR 3 2011

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

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

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS 
  UP TO 29 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 36 KNOTS. 
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET WITH A 
  POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 7 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
5 follow-up statements
822 
WHUS73 KDTX 040140
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
940 PM EDT SUN APR 3 2011

...STORM SYSTEM TO IMPACT THE GREAT LAKES REGION EARLY THIS WEEK...

.GUSTY EASTERLY WINDS ARE EXPECTED TONIGHT IN RESPONSE TO A LOW
PRESSURE SYSTEM LIFTING INTO THE GREAT LAKES. SUSTAINED WINDS WILL
REACH 25 TO 30 KNOTS OVER PORTIONS OF NORTHERN LAKE HURON...BUT A
STRONGLY STABLE ENVIRONMENT WILL LIMIT THE HIGHER GUST POTENTIAL.
WITH A LONGER FETCH INTO THE TIP OF THE THUMB...DID ISSUE A SHORT
DURATION SMALL CRAFT ADVISORY FOR TONIGHT. THIS SYSTEM WILL BRING
THE CHANCE FOR THUNDERSTORMS TONIGHT AND MONDAY. WESTERLY WINDS
WILL INCREASE BEHIND THIS SYSTEM...BRINGING THE POTENTIAL FOR GALE
FORCE GUSTS ACROSS PORTIONS OF LAKE HURON MONDAY NIGHT AND
TUESDAY. DID GO AHEAD THIS ISSUANCE AND UPGRADED TO A GALE WARNING
FOR NORTHERN LAKE HURON.

LHZ441-041345-
/O.NEW.KDTX.BW.Y.0017.110404T0140Z-110404T0800Z/
/O.CAN.KDTX.SC.Y.0004.110404T0200Z-110404T0800Z/
/O.CON.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
PORT AUSTIN TO HARBOR BEACH MI-
940 PM EDT SUN APR 3 2011

...BRISK WIND ADVISORY IN EFFECT UNTIL 4 AM EDT MONDAY...
...GALE WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY AFTERNOON...
...SMALL CRAFT ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
BRISK WIND ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM EDT MONDAY. 

* WIND: DURING THE BRISK WIND ADVISORY...EXPECT SUSTAINED WINDS 
  UP TO 28 KNOTS FROM THE SOUTHEAST WITH GUSTS UP TO 30 KNOTS. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 11 PM EDT SUNDAY.

THE SMALL CRAFT ADVISORY HAS BEEN CANCELLED. A GALE WATCH REMAINS
IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY AFTERNOON. 

* WIND: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS UP TO 24
  KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 35 KNOTS.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 AM EDT TUESDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

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

&&

$$

LHZ361>363-041345-
/O.CON.KDTX.GL.W.0041.110405T0200Z-110405T2000Z/
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-
940 PM EDT SUN APR 3 2011

...GALE WARNING REMAINS IN EFFECT FROM 10 PM MONDAY TO 4 PM EDT
TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 10 PM MONDAY TO 4 PM EDT
TUESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 30 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 38 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 7 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ421-040800-
/O.EXB.KDTX.SC.Y.0004.110404T0140Z-110404T0800Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
940 PM EDT SUN APR 3 2011

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM EDT MONDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 26 KNOTS FROM THE SOUTHEAST WITH GUSTS 
  UP TO 28 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 5 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 11 PM EDT SUNDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 1 AM EDT MONDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ442-041345-
/O.EXT.KDTX.SC.Y.0004.110404T0140Z-110404T0800Z/
/O.CON.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
HARBOR BEACH TO PORT SANILAC MI-
940 PM EDT SUN APR 3 2011

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM EDT MONDAY...
...GALE WATCH REMAINS IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY AFTERNOON...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 4 AM EDT MONDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 27 KNOTS FROM THE SOUTHEAST WITH GUSTS 
  UP TO 28 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 12 AM EDT MONDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY. 

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

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS 
  UP TO 23 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 29 KNOTS. 
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 8 FEET WITH A 
  POTENTIAL MAXIMUM WAVE HEIGHT OF 11 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 10 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

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

&&

$$

LHZ443-462>464-041345-
/O.CON.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
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-
940 PM EDT SUN APR 3 2011

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

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

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS 
  UP TO 29 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 36 KNOTS. 
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET WITH A 
  POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 7 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

KURIMSKI
597 
WHUS73 KDTX 040835
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
435 AM EDT MON APR 4 2011

...WESTERLY GALES PORTIONS OF LAKE HURON TONIGHT AND TUESDAY...

.WESTERLY WINDS WILL STRENGTHEN THROUGH TONIGHT BEHIND A LOW PRESSURE 
SYSTEM.  THIS WILL BRING GUSTS TO GALE FORCE TONIGHT AND TUESDAY 
ACROSS MUCH OF LAKE HURON.  DIMINISHING WINDS TUESDAY NIGHT AS A 
RIDGE OF HIGH PRESSURE BUILDS NORTH INTO THE REGION.  A WEAK 
PRESSURE GRADIENT WILL LEAD TO MORE FAVORABLE MARINE CONDITIONS FOR 
MIDWEEK.

LHZ464-040945-
/O.CAN.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
435 AM EDT MON APR 4 2011

...GALE WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS CANCELLED THE
GALE WATCH. 

$$

LHZ441-462-463-042045-
/O.UPG.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
/O.EXB.KDTX.GL.W.0041.110405T0800Z-110405T1500Z/
PORT AUSTIN TO HARBOR BEACH 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-
435 AM EDT MON APR 4 2011

...GALE WARNING IN EFFECT FROM 4 AM TO 11 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 4 AM TO 11 AM EDT TUESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 27 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 35 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ361>363-042045-
/O.CON.KDTX.GL.W.0041.110405T0200Z-110405T2000Z/
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-
435 AM EDT MON APR 4 2011

...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
EDT TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
EDT TUESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 29 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 37 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 10 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ442-443-042045-
/O.UPG.KDTX.GL.A.0009.110405T0200Z-110405T2000Z/
/O.NEW.KDTX.SC.Y.0005.110405T0800Z-110405T1500Z/
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
435 AM EDT MON APR 4 2011

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHWEST WITH GUSTS 
  UP TO 32 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 7 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 10 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ422-042045-
/O.NEW.KDTX.BW.Y.0018.110405T0800Z-110405T1500Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
435 AM EDT MON APR 4 2011

...BRISK WIND ADVISORY IN EFFECT FROM 4 AM TO 11 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
BRISK WIND ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY. 

* WIND: DURING THE BRISK WIND ADVISORY...EXPECT SUSTAINED WINDS 
  UP TO 20 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 28 KNOTS. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 8 AM EDT TUESDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ421-042045-
/O.NEW.KDTX.SC.Y.0005.110405T0800Z-110405T1500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
435 AM EDT MON APR 4 2011

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHWEST WITH GUSTS 
  UP TO 32 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 10 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$
376 
WHUS73 KDTX 042001
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
401 PM EDT MON APR 4 2011

...WINDS EXPECTED TO INCREASE OVERNIGHT...

.NORTHWESTERLY WINDS WILL STRENGTHEN THROUGH TONIGHT BEHIND A LOW PRESSURE 
SYSTEM. THIS WILL BRING GUSTS TO GALE FORCE TONIGHT AND TUESDAY 
ACROSS MUCH OF LAKE HURON. WINDS WILL DIMINISH ON TUESDAY NIGHT AS A 
RIDGE OF HIGH PRESSURE BUILDS NORTH INTO THE REGION AND A WEAK LOW
PRESSURE SYSTEM MOVES THROUGH THE REGION.

LHZ361>363-050815-
/O.CON.KDTX.GL.W.0041.110405T0200Z-110405T2000Z/
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-
401 PM EDT MON APR 4 2011

...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
EDT TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 PM
EDT TUESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 29 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 38 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 7 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ441-462-463-050815-
/O.CON.KDTX.GL.W.0041.110405T0800Z-110405T1500Z/
PORT AUSTIN TO HARBOR BEACH 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-
401 PM EDT MON APR 4 2011

...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 11 AM EDT TUESDAY. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 25 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 33 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ421-442-443-050815-
/O.EXT.KDTX.SC.Y.0005.110405T0800Z-110405T2000Z/
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-
401 PM EDT MON APR 4 2011

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 AM TO 4 PM EDT
TUESDAY...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT FROM 4 AM TO 4 PM EDT
TUESDAY. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 22 KNOTS FROM THE NORTHWEST WITH GUSTS 
  UP TO 28 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 6 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 1 PM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ422-050815-
/O.CON.KDTX.BW.Y.0018.110405T0800Z-110405T1500Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
401 PM EDT MON APR 4 2011

...BRISK WIND ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY...

A BRISK WIND ADVISORY REMAINS IN EFFECT FROM 4 AM TO 11 AM EDT
TUESDAY. 

* WIND: DURING THE BRISK WIND ADVISORY...EXPECT SUSTAINED WINDS 
  UP TO 16 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 22 KNOTS. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

RK
016 
WHUS73 KDTX 050805
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
405 AM EDT TUE APR 5 2011

...GUSTY NORTHWEST WINDS TODAY...

.GUSTY NORTHWEST WINDS WILL REMAIN IN PLACE THROUGH EARLY THIS 
EVENING AS COOLER AIR FILTERS OVER THE REGION.  THIS WILL LEAD TO 
GALES ACROSS A LARGE PORTION OF LAKE HURON OPENWATERS...WITH GUSTS 
OF 25-30 KNOTS OVER ALL NEARSHORE WATERS.  APPROPRIATE WARNINGS/ 
ADVISORIES ARE NOW IN PLACE FOR ALL MARINE AREAS.  WINDS DIMINISH 
TONIGHT AS A RIDGE OF HIGH PRESSURE BUILDS NORTH INTO THE REGION. A 
WEAK LOW PRESSURE SYSTEM WILL BRING THE NEXT CHANCE OF PRECIPITATION 
ON TUESDAY NIGHT AND WEDNESDAY.  A MORE RELAXED PRESSURE GRADIENT 
WILL KEEP MARINE CONDITIONS FAVORABLE THROUGH THURSDAY.  EASTERLY 
WINDS WILL INCREASE IN ADVANCE OF THE NEXT LOW PRESSURE SYSTEM 
THURSDAY NIGHT AND FRIDAY.

LHZ441-052030-
/O.CAN.KDTX.GL.W.0041.000000T0000Z-110405T1500Z/
/O.EXB.KDTX.SC.Y.0005.000000T0000Z-110405T2300Z/
PORT AUSTIN TO HARBOR BEACH MI-
405 AM EDT TUE APR 5 2011

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...
...GALE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS
EVENING. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 22 KNOTS FROM THE NORTHWEST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 10 AM EDT TUESDAY. 

THE GALE WARNING HAS BEEN CANCELLED. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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>363-052000-
/O.CON.KDTX.GL.W.0041.000000T0000Z-110405T2000Z/
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-
405 AM EDT TUE APR 5 2011

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

A GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED 
  WINDS UP TO 31 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 38 
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET 
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 6 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ462-463-051500-
/O.CON.KDTX.GL.W.0041.000000T0000Z-110405T1500Z/
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
405 AM EDT TUE APR 5 2011

...GALE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING...

A GALE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING. 

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 25 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 35 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LCZ460-LEZ444-052030-
/O.EXB.KDTX.SC.Y.0005.000000T0000Z-110405T2300Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
405 AM EDT TUE APR 5 2011

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS
EVENING. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 19 KNOTS FROM THE NORTHWEST WITH GUSTS 
  UP TO 26 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 3 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 4 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 12 PM EDT 
  TUESDAY WITH THE LARGEST WAVES EXPECTED AROUND 8 AM EDT 
  TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ422-052030-
/O.EXT.KDTX.BW.Y.0018.000000T0000Z-110405T2300Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
405 AM EDT TUE APR 5 2011

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

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

* WIND: DURING THE BRISK WIND ADVISORY...EXPECT SUSTAINED WINDS 
  UP TO 19 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 26 KNOTS. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ421-442-443-052030-
/O.EXT.KDTX.SC.Y.0005.000000T0000Z-110405T2300Z/
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-
405 AM EDT TUE APR 5 2011

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 7 PM EDT THIS
EVENING. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 21 KNOTS FROM THE NORTHWEST WITH GUSTS 
  UP TO 30 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL 
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 5 AM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 12 PM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$
314 
WHUS73 KDTX 052003
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
403 PM EDT TUE APR 5 2011

...GUSTY WINDS WILL CONTINUE THROUGH EARLY EVENING OVER THE
SOUTHERN GREAT LAKES...

.WIND SPEEDS WILL CONTINUE TO DECREASE THIS EVENING AS LOW PRESSURE 
MOVES EAST AND HIGH PRESSURE CENTERED OVER THE SOUTHEASTERN U.S. 
EXPANDS INTO THE SOUTHERN GREAT LAKES. A WEAK LOW PRESSURE SYSTEM 
TRACKING ACROSS THE SOUTHERN GREAT LAKES WILL BRING A CHANCE OF 
PRECIPITATION TO THE AREA LATE TONIGHT AND WEDNESDAY. WINDS HOWEVER 
WILL REMAIN FAIRLY LIGHT LATE TONIGHT THROUGH THURSDAY AS HIGH 
PRESSURE SLIDES OVER THE CENTRAL GREAT LAKES FROM CANADA.

LHZ361>363-052115-
/O.EXP.KDTX.GL.W.0041.000000T0000Z-110405T2000Z/
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-
403 PM EDT TUE APR 5 2011

...GALE WARNING HAS EXPIRED...

THE GALE WARNING IS NO LONGER IN EFFECT. 

$$

LHZ422-052115-
/O.CAN.KDTX.BW.Y.0018.000000T0000Z-110405T2300Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
403 PM EDT TUE APR 5 2011

...BRISK WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS CANCELLED THE
BRISK WIND ADVISORY. 

$$

LHZ421-441-052115-
/O.CAN.KDTX.SC.Y.0005.000000T0000Z-110405T2300Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
403 PM EDT TUE APR 5 2011

...SMALL CRAFT ADVISORY IS CANCELLED...

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

$$

LCZ460-LEZ444-052300-
/O.CON.KDTX.SC.Y.0005.000000T0000Z-110405T2300Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
403 PM EDT TUE APR 5 2011

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT 
  SUSTAINED WINDS UP TO 17 KNOTS FROM THE WEST WITH GUSTS UP TO 
  25 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 2 
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 2 FEET. 

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 4 PM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

LHZ442-443-052300-
/O.CON.KDTX.SC.Y.0005.000000T0000Z-110405T2300Z/
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
403 PM EDT TUE APR 5 2011

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING. 

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 16 KNOTS FROM THE WEST WITH GUSTS UP TO 25 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 5 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 PM EDT TUESDAY 
  WITH THE LARGEST WAVES EXPECTED AROUND 4 PM EDT TUESDAY. 

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

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.

&&

$$

HLO

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 Apr 3, 4:17 PM EDT, 3 minutes earlier.

Area forecast discussion, Apr 3, 4:17 PM EDT, 3 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
417 PM EDT SUN APR 3 2011

.SHORT TERM...THIS AFTERNOON AND TONIGHT

COMPLEX FORECAST UNFOLDING FOR SOUTHEASTERN MICHIGAN TONIGHT WITH
IOWA LOW PRESSURE SYSTEM SET TO LIFT NORTHEASTWARD THROUGH NORTHERN
LOWER MICHIGAN. SURFACE ANALYSIS DEPICTS ATTENDANT WARM FRONT
EASTWARD THROUGH PORTIONS OF NORTH CENTRAL ILLINOIS...CENTRAL
INDIANA...AND SOUTHWESTERN OHIO. TEMPERATURES RANGE FROM THE MIDDLE
TO UPPER 70S SOUTH OF THIS SURFACE WARM FRONT...TO THE FREEZING MARK
DIRECTLY UNDER THE WIDESPREAD PRECIPITATION SHIELD THAT IS IN PLACE
ACROSS THE NORTHERN CWA.

THE APEX/NOSE OF VERY STRONG 850MB MOISTURE TRANSPORT IS NOW VEERING
INTO PORTIONS OF SOUTHERN LOWER MICHIGAN. THIS FORCING HAS BECOME
INCREASINGLY LINKED TO THE PRECEDING INTENSE 295K ISENTROPIC
LIFT/FRONTOGENETIC WING OF APPROACHING STORM SYSTEM. THE ADDITIONAL
MOISTURE APPEARS TO BE FEEDING INTO THE SYSTEM AS UPSCALE GROWTH IN
PRECIPITATION COVERAGE HAS BEEN OCCURRING DURING THE LAST FEW HOURS.
TEMPERATURES AND DEWPOINTS HAVE LOCKED TO AROUND 32 DEGREES LATE
THIS AFTERNOON FOR LOCATIONS ALONG AND NORTH OF I 69. UPSTREAM
SURFACE REPORTS HAVE CONFIRMED THAT MUCH OF THE PRECIPITATION FILLING
THE MOSAIC RADAR IMAGERY IS FALLING AS SNOW WITH IMPRESSIVE
RATES/VSBYS LESS THAN 2 MILES. GIVEN THE REFLECTIVITIES ON
RADAR...ADDITIONAL SNOWFALL ACCUMULATIONS OF UP TO 2 INCHES WILL BE
POSSIBLE THROUGH THIS EVENING. HAVE HAD A FEW REPORTS THAT ROADWAYS
ARE BECOMING SLUSHY IN SPOTS...SO IMPACT TO TRAVEL HAS BEEN
OCCURRING. BETTER LOW LEVEL WARM AIR ADVECTION IS OCCURRING ON THE
BACKSIDE OF THIS PRECIPITATION SHIELD...NOT SURPRISINGLY WHERE THE
REMNANT WISCONSIN CONVECTION RESIDES. SURFACE TEMPERATURES HAVE
QUICKLY CLIMBED INTO THE UPPER 40S TO LOWER 50S FOR PORTIONS OF
SOUTHWESTERN LOWER MICHIGAN/NORTHERN INDIANA. THIS DECAYING
CONVECTION IS INCREASINGLY OUTPACING MIDLEVEL INSTABILITY THAT
REMAINS PRIMARILY IN PLACE BACK ACROSS EASTERN IOWA (IMPRESSED WITH
THE LONGEVITY TODAY).

A GOOD AMOUNT OF COLUMN RIDGING NEEDS TO WORK THROUGH LOWER MICHIGAN
TONIGHT...BEFORE THE APPROACHING MIDLEVEL TROUGH AND SURFACE LOW CAN
ARRIVE. THIS SHOULD LARGELY KEEP THE PRECIPITATION FLEETING DURING
THE EVENING HOURS WHILE WARMING TO AN ALL LIQUID. HAVE LOWERED POPS
FOR ALL OF SOUTHEASTERN MICHIGAN INTO THE MID CHANCE RANGE.

NOCTURNAL PROCESSES WILL REORGANIZE THE SOUTHWESTERLY LOW LEVEL JET
AXIS TONIGHT DIRECTLY INTO SOUTHEASTERN MICHIGAN. THIS WILL ALLOW A
ELEVATED MIXED LAYER AND NEGATIVE SHOWALTERS TO SLIDE INTO THE CWA.
CONVECTIVE INITIATION/BURGEONING IS EXPECTED TO OCCUR ACROSS EASTERN
IOWA AND NORTHERN ILLINOIS BETWEEN 00-04Z. MEAN CLOUD BEARING FLOW
OF BETWEEN 50-60 KNOTS IS EXPECTED TO CARRY THIS CONVECTION
NORTHEASTWARD INTO THE CWA AFTER MIDNIGHT. MUCAPES TONIGHT OF UP TO
500 J/KG WILL BE AVAILABLE BETWEEN 6-12Z SO A GOOD COVERAGE IN
THUNDER IS ANTICIPATED. UPPER LEVEL DYNAMICS TONIGHT WILL BE
CHARACTERIZED BY A POSITIVE TILTED TROUGH AXIS AND AN UPPER LEVEL
JET MAXIMUM THAT WILL BE VERY EARLY IN ITS INFANCY. IT IS EXPECTED
THAT THE VEERING OF LOW LEVEL JET WILL ACTUALLY ALLOW THE COLDER AIR
TO DROP SOUTHEASTWARD...STRENGTHENING THE COLD FRONT THAT WILL BE
APPROACHING SOUTHEASTERN MICHIGAN AT THE END OF THE PERIOD. THE
SEVERE THUNDERSTORM THREAT TONIGHT WILL BE LIMITED...GIVING
RELATIVELY LOW CAPE VALUES...SOMEWHAT HIGH FREEZING LEVELS AT
9KFT...AND VERY LOW STABLE LAYER NEAR THE SURFACE. THIS THINKING
AGREES WITH LATEST SWODY1 THAT KEEPS SLIGHT RISK OUT OF THE FORECAST
AREA.

&&

.LONG TERM...MONDAY THROUGH NEXT SUNDAY

SHOWERS AND A FEW THUNDERSTORMS IN THE SOUTH WILL BE ON GOING AT THE
BEGINNING OF THE PERIOD AS LOW PRESSURE OVER NORTHERN LOWER
CONTINUES NORTHEAST.  ASSOCIATED COLD FRONT WILL MOVE THROUGH
SOUTHEAST LOWER BETWEEN 12 AND 18Z. ELEVATED INSTABILITY WILL BE
CONFINED TO THE SOUTHEAST HALF OF THE CWA AND THATS WHERE THE CHANCE
OF THUNDERSTORMS WILL BE THROUGH NOON.  AFTER...PLENTY OF POST
FRONTAL MOISTURE WILL STILL BE AROUND.  SHOWERS WILL CONTINUE
THROUGH THE AFTERNOON AS 500MB TROF AXIS TO THE WEST WONT PASS UNTIL
LATER MONDAY NIGHT.  DRIER AIR WILL BE WORKING IN LATE IN THE DAY SO
DONT EXPECT SHOWERS TO CONTINUE INTO THE NIGHT.  IT WILL BE BREEZY
AS LOW LEVEL GRADIENT WILL BE TIGHT THROUGH TUESDAY.

MODELS IN GOOD AGREEMENT THROUGH THE REST OF THE WEEK.  STORM TRACK
WILL CONTINUE TO FOCUS ON THE GREAT LAKES AND UPPER MID WEST.  A
CLIPPER LIKE SYSTEM WILL BRING A CHANCE FOR SHOWERS TUESDAY NIGHT
AND WEDNESDAY. TEMPERATURE PROFILES SHOW PRECIP COULD BE MIXED WITH
SNOW ACROSS THE NORTH HALF OF THE CWA TUESDAY NIGHT.

WAVE DROPPING DOWN THE WEST COAST WILL INTERACT WITH ANOTHER WAVE
MOVING IN OFF OF THE PACIFIC.  THIS WILL DEVELOP A LARGE TROF ACROSS
THE WESTERN HALF OF THE CONUS.  IN RESPONSE...HEIGHTS WILL RISE
ACROSS THE EASTERN HALF OF THE NATION.  A DISTURBANCE WILL EJECT OUT
OF THE TROF AND HEAD INTO THE GREAT LAKES THURSDAY NIGHT AND
FRIDAY.  WARM FRONT WILL LIFT TO SOUTHERN LOWER MICHIGAN THEN STALL
AS WEAK LOW PRESSURE RIDES ALONG IT.  ELEVATED INSTABILITY WILL
AGAIN BE PRESENT AND STRONG ENOUGH TO WARRANT MENTION OF
THUNDERSTORMS.

KEPT THE WEEKEND DRY THOUGH MODELS DO DIFFER WITH POSSIBLE SYSTEM
FOR SUNDAY.  TEMPERATURES FOR THE END OF THE WEEK AND WEEKEND WILL
BE ABOVE AVERAGE AS HEIGHTS CONTINUE TO RISE.

&&

.MARINE...

WIND AND WAVE CONDITIONS WILL REMAIN FAVORABLE TODAY AS
SOUTHEASTERLY FLOW DEVELOPS IN THE WAKE OF A DEPARTING SURFACE
RIDGE. THIS EASTERLY WIND WILL STRENGTHEN TONIGHT IN RESPONSE TO A
LOW PRESSURE SYSTEM LIFTING INTO THE GREAT LAKES. SUSTAINED WINDS
WILL REACH 20 TO 25 KNOTS OVER PORTIONS OF NORTHERN LAKE HURON...BUT
A STRONGLY STABLE ENVIRONMENT WILL LIMIT THE HIGHER GUST POTENTIAL.
WITH A LONGER FETCH INTO THE TIP OF THE THUMB...DID ISSUE A SHORT
DURATION SMALL CRAFT ADVISORY FOR TONIGHT. THIS SYSTEM WILL BRING
THE CHANCE FOR THUNDERSTORMS TONIGHT AND MONDAY. WESTERLY WINDS WILL
INCREASE BEHIND THIS SYSTEM...BRINGING THE POTENTIAL FOR GALE FORCE
GUSTS ACROSS PORTIONS OF LAKE HURON MONDAY NIGHT AND TUESDAY. DID GO
AHEAD THIS ISSUANCE AND UPGRADED TO A GALE WARNING FOR NORTHERN LAKE
HURON.

&&

.AVIATION...ISSUED 214 PM EDT SUN APR 3 2011

WARM AIR ADVECTION AND ISENTROPIC LIFT PRECIPITATION CURRENTLY
TRACKING EAST TO WEST THROUGH THE FORECAST AREA. PRECIPITATION
WITHIN HEAVIEST RATES HAS BEEN PREDOMINATELY WET SNOWFLAKES. THE
DURATION OF THE PRECIPITATION HAS BEEN VERY BRIEF/TRANSIENT WHICH
LIMITS ANY SIGNIFICANT HEADACHES. ONE EXCEPTION REMAINS
KMBS...WHERE HEAVIER SNOWFALL MAY PERSIST THROUGH 19-20Z. NEXT
ORDER OF BUSINESS IS WITH THE CLUSTER OF THUNDERSTORMS NOW
CROSSING LAKE MICHIGAN. THIS ACTIVITY CONTINUES TO OUTPACE THE
INSTABILITY SOURCE SO ACTIVITY SHOULD WEAKEN AS IT TRACKS
EASTWARD. WITH RESIDUAL/ELEVATED THUNDER POTENTIAL DID INCLUDE A
TEMPO GROUP FOR TSRA FROM 20-22Z. ALSO INTRODUCED A PREVAILING
GROUP FOR THUNDERSTORMS OVERNIGHT AS BEST ELEVATED INSTABILITY AND
LOW LEVEL JET FLOODS INTO LOWER MICHIGAN. THIS WILL LIKELY REQUIRE
ADDITIONAL TEMPORAL ADJUSTMENTS...BUT FELT CONFIDENT ENOUGH TO
INCLUDE THIS ISSUANCE. THE OTHER ADDITION WAS WORDING FOR
LLWS...AS FLOW AT/NEAR 2KFT AGL IS EXPECTED TO RANGE BETWEEN 50
AND 60 KNOTS. TIMING LOOKS TO MOVE UP A SMIDGE WITH THE COLD
FRONTAL/OCCLUSION PASSAGE THROUGH SOUTHEASTERN MICHIGAN AROUND
12Z. THIS WILL SHUTDOWN MUCH IN THE WAY OF THUNDERSTORM POTENTIAL
AFTERWARDS...ALTHOUGH ADDITIONAL ACTIVITY IS EXPECTED TO FIRE UP
IMMEDIATELY SOUTHWARD IN OHIO DURING THE AFTERNOON HOURS.

&&

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

LAKE HURON...
     GALE WARNING...LHZ361-LHZ362-LHZ363...FROM 10 PM MONDAY TO 4 PM
     TUESDAY.

     SMALL CRAFT ADVISORY...NEARSHORE WATERS FROM PORT AUSTIN TO PORT
     SANILAC...FROM 10 PM SUNDAY TO 4 AM MONDAY.

     GALE WATCH...LHZ441-LHZ442-LHZ443-LHZ462-LHZ463-LHZ464...FROM 10 PM
     MONDAY TO 4 PM TUESDAY.

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

&&

SHORT TERM...CB
LONG TERM....DRC
MARINE.......CB
AVIATION.....CB

YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).
Hazardous weather outlook, Apr 3, 5:17 AM EDT, 11 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
517 AM EDT SUN APR 3 2011

MIZ047>049-053>055-040930-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-
517 AM EDT SUN APR 3 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN LOCATED ALONG AND NORTH OF M-46.

.DAY ONE...TODAY AND TONIGHT

SNOW AND SLEET WILL MOVE INTO THE AREA BY EARLY AFTERNOON BEFORE
TEMPERATURES WARM AND PRECIPITATION TRANSITIONS TO RAIN. MINOR
SNOW ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE TODAY...MAINLY ON
GRASSY AND ELEVATED SURFACES.

RAIN WILL CONTINUE TONIGHT WITH SCATTERED THUNDERSTORMS
DEVELOPING AS A LOW PRESSURE SYSTEM TRACKS NORTHEAST INTO THE REGION.
SEVERE WEATHER IS NOT EXPECTED WITH THESE THUNDERSTORMS BUT SMALL
HAIL AND LOCALLY HEAVY RAINFALL WILL BE POSSIBLE. STORM MOTION
WILL BE TO THE NORTHEAST AROUND 35 MPH.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

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

MIZ060>063-068>070-075-076-082-083-040930-
SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-
WASHTENAW-WAYNE-LENAWEE-MONROE-
517 AM EDT SUN APR 3 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN LOCATED ALONG AND SOUTH OF THE I-69 CORRIDOR.

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS ARE EXPECTED AS A LOW PRESSURE SYSTEM
TRACKS INTO THE REGION OVERNIGHT. SEVERE WEATHER IS NOT EXPECTED
WITH THESE THUNDERSTORMS BUT SMALL HAIL AND LOCALLY HEAVY RAINFALL
WILL BE POSSIBLE. STORM MOTION WILL BE TO THE NORTHEAST AROUND 45 MPH.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THUNDERSTORMS MAY CONTINUE INTO MONDAY MORNING IN ADVANCE OF AN
APPROACHING COLD FRONT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-040930-
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-
517 AM EDT SUN APR 3 2011

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

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND THUNDERSTORMS ARE EXPECTED FROM SOUTHERN LAKE HURON TO
LAKE ERIE AS A LOW PRESSURE SYSTEM TRACKS INTO THE REGION
OVERNIGHT. SEVERE WEATHER IS NOT EXPECTED WITH THESE THUNDERSTORMS
BUT SMALL HAIL AND LOCALLY HEAVY RAINFALL WILL BE POSSIBLE. STORM
MOTION WILL BE TO THE NORTHEAST AROUND 40 KNOTS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THUNDERSTORMS MAY CONTINUE INTO MONDAY MORNING IN ADVANCE OF AN
APPROACHING COLD FRONT.

A GALE WATCH IS IN EFFECT FOR MONDAY NIGHT AND TUESDAY MORNING FOR
LAKE HURON. PLEASE SEE THE LATEST MARINE PRODUCTS FOR ADDITIONAL
DETAILS.

.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, Apr 3, 2:55 PM EDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
255 PM EDT SUN APR 3 2011

MIZ047>049-053>055-060>063-032100-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-
LAPEER-ST. CLAIR-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...BAD AXE...
SAGINAW...CARO...SANDUSKY...OWOSSO...FLINT...LAPEER...PORT HURON
255 PM EDT SUN APR 3 2011

A WIDESPREAD COVERAGE OF RAIN AND SNOW IS EXPECTED TO PERSIST
ACROSS MUCH OF THE TRI CITIES AND THUMB THROUGH 5 PM. SNOWFALL
RATES...WITHIN THE HEAVIER PRECIPITATION BANDS...WILL BECOME
LOCALLY HEAVY AT TIMES...WITH VISIBILITIES DROPPING TO LESS THAN
ONE MILE. SNOWFALL ACCUMULATIONS THROUGH 5 PM ARE EXPECTED TO
REMAIN AT LESS THAN ONE INCH...MAINLY ON GRASSY SURFACES. THE
PRECIPITATION IS EXPECTED TO TRANSITION TO AN ALL RAIN AFTER 5PM.

CB
Special weather statement, Apr 3, 3:19 PM EDT, 1 hour 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
319 PM EDT SUN APR 3 2011

MIZ075-076-083-032015-
MONROE-WASHTENAW-WAYNE-
319 PM EDT SUN APR 3 2011

...SPECIAL WEATHER STATEMENT...

AT 316 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 27 MILES WEST OF
CHELSEA TO 39 MILES WEST OF MANCHESTER...MOVING EAST AT 70 MPH.

THIS STORM HAS A HISTORY OF PRODUCING PEA SIZE HAIL. PEA SIZE HAIL
AND OCCASIONAL CLOUD TO GROUND LIGHTNING...ARE POSSIBLE WITH THESE
STORMS.

* THUNDERSTORMS WILL BE NEAR...
  CHELSEA BY 340 PM EDT...
  DEXTER BY 345 PM EDT...
  MANCHESTER BY 350 PM EDT...
  DIXBORO AND SALINE BY 355 PM EDT...
  CANTON AND YPSILANTI BY 400 PM EDT...
  WILLIS AND MILAN BY 405 PM EDT...
  ROMULUS BY 410 PM EDT...

SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED.

KURIMSKI
Special weather statement, Apr 3, 4:11 PM EDT, 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
411 PM EDT SUN APR 3 2011

MIZ047>049-053>055-060>063-032200-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-
LAPEER-ST. CLAIR-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...BAD AXE...
SAGINAW...CARO...SANDUSKY...OWOSSO...FLINT...LAPEER...PORT HURON
411 PM EDT SUN APR 3 2011

...MIXED PRECIPITATION EXPECTED ALONG AND NORTH OF INTERSTATE 69...

A WIDESPREAD COVERAGE OF RAIN AND SNOW IS EXPECTED TO PERSIST
ALONG AND NORTH OF INTERSTATE 69 DURING THE LATE AFTERNOON HOURS.
SNOWFALL RATES...WITHIN THE HEAVIER PRECIPITATION BANDS...WILL
BECOME LOCALLY HEAVY AT TIMES...WITH VISIBILITIES DROPPING TO LESS
THAN ONE MILE. SNOWFALL ACCUMULATIONS THROUGH 530 PM ARE EXPECTED TO
RANGE FROM 1 TO 2 INCHES...MAINLY ACROSS THE TRI CITIES AND
NORTHERN THUMB...WITH LESSER AMOUNTS SOUTH. THE PRECIPITATION IS
EXPECTED TO TRANSITION TO ALL RAIN AFTER 5PM.

KURIMSKI
Local storm report, Apr 3, 4:14 PM EDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
414 PM EDT SUN APR 03 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0400 PM     SNOW             3 NW SAGINAW            43.45N 83.99W
04/03/2011  M1.0 INCH        SAGINAW            MI   TRAINED SPOTTER

0410 PM     SNOW             FAIRGROVE               43.52N 83.54W
04/03/2011  M0.5 INCH        TUSCOLA            MI   TRAINED SPOTTER

            THUNDER HAS BEEN OCCURRING WITH THE SNOW.

&&

KURIMSKI
Special weather statement, Apr 3, 4:16 PM EDT, 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
416 PM EDT SUN APR 3 2011

MIZ047>049-053>055-060>063-032230-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-
LAPEER-ST. CLAIR-
INCLUDING THE CITIES OF...MIDLAND...BAY CITY...BAD AXE...
SAGINAW...CARO...SANDUSKY...OWOSSO...FLINT...LAPEER...PORT HURON
416 PM EDT SUN APR 3 2011

...MIXED PRECIPITATION EXPECTED ALONG AND NORTH OF INTERSTATE 69...

A WIDESPREAD COVERAGE OF RAIN AND SNOW IS EXPECTED TO PERSIST
ALONG AND NORTH OF INTERSTATE 69 DURING THE LATE AFTERNOON HOURS.
SNOWFALL RATES...WITHIN THE HEAVIER PRECIPITATION BANDS...WILL
BECOME LOCALLY HEAVY AT TIMES...WITH VISIBILITIES DROPPING TO LESS
THAN ONE MILE. OCCASIONAL THUNDER AND SOME SLEET ARE POSSIBLE AT
TIMES WITH THE RAIN AND SNOW SHOWERS. SNOWFALL ACCUMULATIONS
THROUGH 530 PM ARE EXPECTED TO RANGE FROM 1 TO 2 INCHES...MAINLY
ACROSS THE TRI CITIES AND NORTHERN THUMB...WITH LESSER AMOUNTS
SOUTH. THE PRECIPITATION IS EXPECTED TO TRANSITION TO ALL RAIN
AFTER 5PM.

KURIMSKI

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 3, 4:20 PM EDTSmall Craft AdvisoryDTX12 hr

Nearby

Gale Warnings in Michigan, 2011Every gale warning in 2011

Sources

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