Alert archive / Michigan / Small Craft Advisories in 2011
Small Craft Advisory 41, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this small craft advisory at May 13, 2011, 4:17 AM EDT. It took effect at May 13, 2011, 9:00 PM EDT. It was in force for 3 days.
The area
The counties it named.
The facts
- Issued
- May 13, 2011, 4:17 AM EDT (08:17 UTC)
- In effect from
- May 13, 2011, 9:00 PM EDT
- Expired
- May 17, 2011, 3:36 AM EDT
- In force
- 3 days
- Issued by
- NWS Grand Rapids, MI
The text
As transmitted, in the capitals the NWS used until 2016.
153 WHUS73 KGRR 130817 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 417 AM EDT FRI MAY 13 2011 LMZ844>849-131630- /O.NEW.KGRR.SC.Y.0041.110514T0100Z-110515T0000Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 417 AM EDT FRI MAY 13 2011 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 8 PM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 8 PM EDT SATURDAY. * WINDS: NORTH INCREASING TO 15 TO 25 KNOTS BY THIS EVENING AND CONTINUING ON SATURDAY. * WAVES: BUILDING TO 3 TO 5 FEET BY THIS EVENING. 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. && $$ HTTP://WWW.WEATHER.GOV/GRR
16 follow-up statements
959 WHUS73 KGRR 131414 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1014 AM EDT FRI MAY 13 2011 LMZ844>849-132215- /O.CON.KGRR.SC.Y.0041.110514T0100Z-110515T0000Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 1014 AM EDT FRI MAY 13 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 8 PM EDT SATURDAY... * WINDS: NORTH INCREASING TO 15 TO 25 KNOTS BY THIS EVENING AND CONTINUING ON SATURDAY. * WAVES: BUILDING TO 3 TO 5 FEET BY THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
918 WHUS73 KGRR 131951 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 351 PM EDT FRI MAY 13 2011 LMZ844>849-140400- /O.EXT.KGRR.SC.Y.0041.110514T0100Z-110516T0000Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 351 PM EDT FRI MAY 13 2011 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 PM THIS EVENING TO 8 PM EDT SUNDAY... THE SMALL CRAFT ADVISORY IS NOW IN EFFECT FROM 9 PM THIS EVENING TO 8 PM EDT SUNDAY. * WINDS: NORTH INCREASING TO 15 TO 25 KNOTS BY THIS EVENING AND CONTINUING ON SATURDAY. * WAVES: BUILDING TO 3 TO 5 FEET BY THIS EVENING. 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. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
310 WHUS73 KGRR 140249 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1049 PM EDT FRI MAY 13 2011 LMZ844>849-141100- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110516T0000Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 1049 PM EDT FRI MAY 13 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT SUNDAY... * WINDS: NORTH 20 TO 30 KNOTS TONIGHT...DIMINISHING TO 15 TO 20 KNOTS SATURDAY. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ HTTP://WWW.WEATHER.GOV/GRR
874 WHUS73 KGRR 140817 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 417 AM EDT SAT MAY 14 2011 LMZ844>849-141630- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110516T0000Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 417 AM EDT SAT MAY 14 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT SUNDAY... * WINDS: NORTHEAST 15 TO 20 KNOTS TODAY...INCREASING TO 20 TO 25 KNOTS TONIGHT. * WAVES: 3 TO 5 FEET. 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. && $$ HTTP://WWW.WEATHER.GOV/GRR
928 WHUS73 KGRR 141415 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1015 AM EDT SAT MAY 14 2011 LMZ844>849-142215- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110516T0000Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 1015 AM EDT SAT MAY 14 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT SUNDAY... * WINDS: NORTHEAST 10 TO 20 KNOTS TODAY...INCREASING TO 20 TO 25 KNOTS TONIGHT. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
747 WHUS73 KGRR 141944 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 344 PM EDT SAT MAY 14 2011 LMZ844>849-150345- /O.EXT.KGRR.SC.Y.0041.000000T0000Z-110516T1200Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 344 PM EDT SAT MAY 14 2011 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM EDT MONDAY... THE SMALL CRAFT ADVISORY HAS BEEN EXTENDED UNTIL 8 AM EDT MONDAY. * WINDS: NORTHEAST INCREASING TO 20 TO 25 KNOTS TONIGHT. * WAVES: 3 TO 5 FEET. 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. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
402 WHUS73 KGRR 150240 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1040 PM EDT SAT MAY 14 2011 LMZ844>849-151045- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110516T1200Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 1040 PM EDT SAT MAY 14 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT MONDAY... * WINDS: NORTHEAST 20 TO 25 KNOTS TONIGHT AND SUNDAY. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ HTTP://WWW.WEATHER.GOV/GRR
816 WHUS73 KGRR 150828 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 428 AM EDT SUN MAY 15 2011 LMZ849-151630- /O.UPG.KGRR.SC.Y.0041.000000T0000Z-110516T1200Z/ /O.NEW.KGRR.GL.W.0028.110515T0828Z-110515T2200Z/ /O.NEW.KGRR.SC.Y.0042.110515T2200Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 428 AM EDT SUN MAY 15 2011 ...GALE WARNING IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT EDT MONDAY NIGHT... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A GALE WARNING...WHICH IS IN EFFECT UNTIL 6 PM EDT THIS EVENING. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT ADVISORY IS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT EDT MONDAY NIGHT. * WINDS: NORTH TO 30 KNOTS INCREASING TO 35 GALES THIS AFTERNOON. WINDS DECREASING TO 15 TO 20 KNOTS TONIGHT. * WAVES: 4 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 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. && $$ LMZ847-848-151630- /O.EXT.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 428 AM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT... * WINDS: NORTH 20 TO 30 KNOTS TODAY. DECREASING TO 15 TO 25 KNOTS TONIGHT. * WAVES: 3 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ844>846-151630- /O.EXT.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 428 AM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS TODAY AND TONIGHT. * WAVES: 3 TO 5 FEET. 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. && $$ HTTP://WWW.WEATHER.GOV/GRR
296 WHUS73 KGRR 151428 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1028 AM EDT SUN MAY 15 2011 LMZ849-152230- /O.CON.KGRR.GL.W.0028.000000T0000Z-110515T2200Z/ /O.CON.KGRR.SC.Y.0042.110515T2200Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 1028 AM EDT SUN MAY 15 2011 ...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT EDT MONDAY NIGHT... * WINDS: NORTH TO 30 KNOTS INCREASING TO 35 GALES THIS AFTERNOON. WINDS DECREASING TO 15 TO 20 KNOTS TONIGHT. * WAVES: 4 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ LMZ847-848-152230- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 1028 AM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT... * WINDS: NORTH 20 TO 30 KNOTS TODAY. DECREASING TO 15 TO 25 KNOTS TONIGHT. * WAVES: 4 TO 6 FEET. 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. && $$ LMZ844>846-152230- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 1028 AM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS TODAY AND TONIGHT. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
017 WHUS73 KGRR 151949 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 349 PM EDT SUN MAY 15 2011 LMZ849-160400- /O.CAN.KGRR.GL.W.0028.000000T0000Z-110515T2200Z/ /O.CON.KGRR.SC.Y.0042.110515T2200Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 349 PM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT... ...GALE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE GALE WARNING. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT. * WINDS: NORTH TO 30 KNOTS DECREASING TO 15 TO 20 KNOTS OVERNIGHT. * WAVES: 4 TO 6 FEET. 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. && $$ LMZ847-848-160400- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 349 PM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT... * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 4 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ844>846-160400- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 349 PM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. 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. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
616 WHUS73 KGRR 160151 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 951 PM EDT SUN MAY 15 2011 LMZ849-161000- /O.CON.KGRR.SC.Y.0042.000000T0000Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 951 PM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT... * WINDS: NORTH TO 30 KNOTS DECREASING TO 15 TO 20 KNOTS OVERNIGHT. * WAVES: 4 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ847-848-161000- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 951 PM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT MONDAY NIGHT... * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 4 TO 6 FEET. 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. && $$ LMZ844>846-161000- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 951 PM EDT SUN MAY 15 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ HTTP://WWW.WEATHER.GOV/GRR
265 WHUS73 KGRR 160723 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 323 AM EDT MON MAY 16 2011 LMZ849-161530- /O.CON.KGRR.SC.Y.0042.000000T0000Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 323 AM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... * WINDS: NORTH TO 30 KNOTS. * WAVES: 3 TO 6 FEET. 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. && $$ LMZ847-848-161530- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 323 AM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 3 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ844>846-161530- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 323 AM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. 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. && $$ HTTP://WWW.WEATHER.GOV/GRR
621 WHUS73 KGRR 161512 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1112 AM EDT MON MAY 16 2011 LMZ849-162315- /O.CON.KGRR.SC.Y.0042.000000T0000Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 1112 AM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... * WINDS: NORTH TO 30 KNOTS. * WAVES: 3 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ847-848-162315- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 1112 AM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 3 TO 6 FEET. 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. && $$ LMZ844>846-162315- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 1112 AM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
573 WHUS73 KGRR 161946 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 346 PM EDT MON MAY 16 2011 LMZ849-170400- /O.CON.KGRR.SC.Y.0042.000000T0000Z-110517T0400Z/ PENTWATER TO MANISTEE MI- 346 PM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT. * WINDS: NORTH TO 30 KNOTS. * WAVES: 3 TO 6 FEET. 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. && $$ LMZ847-848-170400- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0400Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 346 PM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT. * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ844>846-170400- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 346 PM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY. * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. 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. && $$ OSTUNO HTTP://WWW.WEATHER.GOV/GRR
961 WHUS73 KGRR 170213 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1013 PM EDT MON MAY 16 2011 LMZ849-170900- /O.EXT.KGRR.SC.Y.0042.000000T0000Z-110517T0900Z/ PENTWATER TO MANISTEE MI- 1013 PM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY... THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 5 AM EDT TUESDAY. * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 3 TO 6 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ LMZ847-848-170900- /O.EXT.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ GRAND HAVEN TO WHITEHALL MI-WHITEHALL TO PENTWATER MI- 1013 PM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 AM EDT TUESDAY... THE SMALL CRAFT ADVISORY IS NOW IN EFFECT UNTIL 5 AM EDT TUESDAY. * WINDS: NORTH 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. 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. && $$ LMZ844>846-170900- /O.CON.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI- 1013 PM EDT MON MAY 16 2011 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT TUESDAY... * WINDS: NORTH TO NORTHEAST 15 TO 25 KNOTS. * WAVES: 3 TO 5 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ HTTP://WWW.WEATHER.GOV/GRR
493 WHUS73 KGRR 170736 MWWGRR URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 336 AM EDT TUE MAY 17 2011 ...SMALL CRAFT ADVISORY CANCELLED... .WINDS AND WAVES HAVE DECREASED BELOW ADVISORY CRITERIA. LMZ849-170845- /O.CAN.KGRR.SC.Y.0042.000000T0000Z-110517T0900Z/ PENTWATER TO MANISTEE MI- 336 AM EDT TUE MAY 17 2011 ...SMALL CRAFT ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE SMALL CRAFT ADVISORY. WINDS AND WAVES WILL REMAIN BELOW ADVISORY CRITERIA TODAY. $$ LMZ844>848-170845- /O.CAN.KGRR.SC.Y.0041.000000T0000Z-110517T0900Z/ ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI- 336 AM EDT TUE MAY 17 2011 ...SMALL CRAFT ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE SMALL CRAFT ADVISORY. WINDS AND WAVES WILL REMAIN BELOW ADVISORY CRITERIA TODAY. $$ HTTP://WWW.WEATHER.GOV/GRR
What forecasters said that day
The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Rapids, MI wrote its last area forecast discussion before this small craft advisory went out at May 13, 4:01 AM EDT, 16 minutes earlier.
Area forecast discussion, May 13, 4:01 AM EDT, 16 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAND RAPIDS MI 401 AM EDT FRI MAY 13 2011 LATEST UPDATE...AVIATION... .SYNOPSIS...(401 AM EDT FRI MAY 13 2011) MORE SCATTERED SHOWERS AND STORMS CAN BE EXPECTED AGAIN TODAY AND TONIGHT...HOWEVER THERE WILL ALSO BE PERIODS OF DRY WEATHER. A MORE WIDESPREAD RAIN IS EXPECTED FOR THE WEEKEND ALONG WITH MUCH COOLER TEMPERATES. A BRISK NORTHEAST WIND ON SUNDAY WILL MAKE THE DAY FEEL ESPECIALLY RAW. && .SHORT TERM...(401 AM EDT FRI MAY 13 2011) (TODAY THROUGH SUNDAY) TWO UPPER LOWS WILL IMPACT OUR WEATHER THROUGHOUT THE SHORT TERM. ONE LOW WAS OVER EASTERN KS THIS MORNING...WHILE THE OTHER WAS FORMING JUST NORTH OF THE MN BORDER. THE TWO LOWS WILL MERGE OVER IL SATURDAY NIGHT AND THEN SLOWLY MOVE ACROSS THE SOUTHERN GREAT LAKES INTO EARLY NEXT WEEK. THIS WILL RESULT IN RATHER WET CONDITIONS...ESPECIALLY INTO THE WEEKEND. A SHORT WAVE WAS CROSSING THE CWA THIS EARLY THIS MORNING. BEHIND IT WE WILL ADVECT DRIER AIR AND SUBSIDENCE. SO I HAVE A DRY FORECAST FOR THE MORNING HOURS WEST OF U.S. 131 AND ONLY SCATTERED PCPN ELSEWHERE. HOWEVER THE SHOWERS SHOULD BECOME MORE COMMONPLACE LATE IN THE DAY ACROSS THE SE CWA WITH A SURFACE LOW LINGERING NEAR THE MI/OH BORDER...SO HAVE BUMPED UP POPS FOR LATE DAY SHOWERS ACROSS THE SE CWA. AT THE SURFACE A COLD FRONT WAS PRESSING INTO THE NW PORTION OF THE CWA EARLY THIS MORNING...AND THIS FRONT WILL SLIDE SE AND EXIT THE CWA AROUND MID DAY TODAY. THEREFORE SEVERE STORMS ARE NOT EXPECTED. AS THE UPPER LOWS MERGE DEEPER MOISTURE IS ADVECTED OVER THE REGION AND RAIN WILL BECOME MORE PERSISTENT INTO SATURDAY AND LAST INTO SUNDAY. IN FACT WE MAY NEED TO LOOK AT THE NEED FOR A FLOOD WATCH GIVEN THE HIGH WATER TABLES IN PLACE NOW AND THE POSSIBILITY OF AN INCH OR TWO OF RAIN OVER THE WEEKEND. THE AREA MOST PRONE WILL BE SOUTH OF I-96. HAVE BUMPED UP POPS AND LOWERED TEMPS FOR THE WEEKEND GIVEN THIS SETUP. SOME AREAS MAY NOT GET OUT OF THE 40S ON SUNDAY WITH SHOWERS AND A BRISK NE WIND. && .LONG TERM...(401 AM EDT FRI MAY 13 2011) (SUNDAY NIGHT THROUGH THURSDAY) THE MAIN CHALLENGE IN THE LONG TERM DEALS WITH THE MOVEMENT OF THE UPPER LOW AND ITS IMPACT. MODELS ARE TRENDING TOWARD KEEPING THE LOW IN THE VICINITY RIGHT THROUGH THE MIDDLE PART OF THE WEEK. THE GFS IS FURTHER NORTH WITH THIS FEATURE AND AT 00Z WED SHOWS THE NORTHERN END OF THE LOW OVER MI. THE ECMWF KEEPS THE LOW FURTHER SOUTH...DOWN OVER TN. HOWEVER GIVEN THE COLDER AIR ALOFT FROM BOTH MODELS...MY THOUGHTS ARE THAT WE WILL SEE SOME DIURNAL SHOWERS ON TUE. WITH THE UPPER LOW HANGING AROUND ANOTHER DAY OR TWO...I LOWERED HIGH TEMPERATURES FOR MON AND TUE SEVERAL DEGREES. AN INCREASED RISK FOR A OVERNIGHT FROST/FREEZE EVENT EXISTS WITH THE CHILLY AIR IN PLACE SUNDAY NIGHT INTO TUE NIGHT. HOWEVER THE CLOUD COVER COULD BLANKET THE AREA LIMITING THE RISK. TOO EARLY TO ADD IT IN THE FORECAST...BUT WILL NEED TO MONITOR CLOSELY IN THE COMING DAYS. && .AVIATION...(1155 PM EDT THU MAY 12 2011) NOT MUCH CHANGE FORM EARLIER THINKING. THE SHORTWAVE HAS CREATED AN AREA OF SHOWERS AND THUNDERSTORMS THAT AT 0330Z WAS COMING ON SHORE NEAR HOLLAND MOVING SLOWLY NORTHEAST. I USED THE TIMING TOOL TO PROJECT IT ACROSS THE CWA (SHOULD REACH LAN BY 0730Z). I USED A TEMPO GROUP TO TIME THESE STORMS THROUGH SINCE IT IS NOT A SOLID LINE OF CONVECTION. BEHIND THAT WITH LIGHT WINDS AND MOIST AIR FOG IS LIKELY AS IS LOW CLOUDS. THAT WOULD BE MORE SO AT THE NORTHERN TAF SITES. I EXPECT IFR CONDITIONS TO DEVELOP BY 12Z AT MKG AND GRR...POSSIBLY BTL AND AZO. I ALSO LOOKED AT RUC TIME SECTIONS FOR 95 PCT RH BELOW 1000 FT AGL. IT WAS THOSE TAF SITES WHERE THE RH DOWN LOW AS THAT HIGH. ALL OF THAT SHOULD MIX OUT BY MID MORNING. THE DEEP COLD AIR MOVES IN AFTER 00Z AND THAT IS WHEN THE CLOUDS WILL MOVE BACK IN. THE MODELS WERE NOT REAL STRONG ON CONVECTION WITH THE FRONT SO I DID NOT TO MUCH WITH THAT. ALL THE RAIN WAS BEHIND THE FRONT... WELL AFTER 06Z SATURDAY. && .MARINE...(401 AM EDT FRI MAY 13 2011) WILL HOIST A SMALL CRAFT ADVISORY WHICH WILL START TONIGHT AND LAST THROUGH SATURDAY. COLD ADVECTION AND NORTH WINDS COMING DOWN THE LENGTH OF THE LAKE WILL BUILD WAVE ACROSS THE LAKE. WE MAY NEED TO EXTEND THE SCA INTO SATURDAY NIGHT IF THE FLOW REMAINS NORTHERLY VERSUS NORTHEAST. && .HYDROLOGY...(401 AM EDT FRI MAY 13 2011) RAINFALL TODAY AND TONIGHT SHOULD REMAIN SCATTERED. HOWEVER A MORE PERSISTENT RAIN IS EXPECTED INTO THE WEEKEND. SOME AREAS...MAINLY SOUTH OF I-96...COULD SEE AN INCH OR TWO OF RAIN. RIVERS AND STREAMS ARE ALREADY HIGH AND THIS ADDED HEAVY RAIN COULD PUSH SOME OUT OF THEIR BANKS INTO EARLY NEXT WEEK. && .GRR WATCHES/WARNINGS/ADVISORIES... MI...NONE. LM...SMALL CRAFT ADVISORY ENTIRE NEARSHORE TONIGHT AND SATURDAY. && SYNOPSIS: JK SHORT TERM: JK LONG TERM: MJS AVIATION: WDM MARINE: JK HYDROLOGY: JK
Hazardous weather outlook, May 12, 7:36 PM EDT, 8 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND RAPIDS MI 736 PM EDT THU MAY 12 2011 MIZ037>040-043>046-050>052-056>059-064>067-071>074-130915- MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON- MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON- INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON- 736 PM EDT THU MAY 12 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED OVERNIGHT BUT THESE STORMS ARE NOT EXPECTED TO BE SEVERE. HAIL TO A HALF INCH...FREQUENT CLOUD TO GROUND LIGHTNING AND LOCALIZED FLOODING DUE TO SLOW MOVING STORMS WITH HEAVY RAIN ARE THE PRIMARY THREATS FOR TONIGHT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY THE UNSETTLED PATTERN WILL CONTINUE INTO THE WEEKEND. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE. A FEW THUNDERSTORMS COULD BE SEVERE FRIDAY INTO FRIDAY NIGHT. DAMAGING WINDS AND LARGE HAIL WILL BE THE MAIN RISK FROM THE STORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FRIDAY. LMZ844>849-130915- ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 736 PM EDT THU MAY 12 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS WILL OCCUR TONIGHT. STRONG WINDS...FREQUENT LIGHTING AND HAIL WILL ACCOMPANY THE MORE INTENSE STORMS. LOCALLY HIGHER WAVES WILL BE POSSIBLE INTO TONIGHT NEAR ANY STORMS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FRIDAY. MJS WDM
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 8:12 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 35 min |
| May 12, 8:17 PM EDT | Special Weather Statement | GRR | Lake | 28 min |
| May 12, 8:30 PM EDT | Special Weather Statement | GRR | Jackson | 30 min |
| May 12, 9:02 PM EDT | Special Weather Statement | GRR | Jackson | 43 min |
| May 13, 4:09 PM EDT | Special Weather Statement | GRR | Barry | 66 min |
| May 13, 4:11 PM EDT | Special Weather Statement | GRR | Clare | 64 min |
| May 13, 5:18 PM EDT | Special Weather Statement | GRR | Clinton | 42 min |
| May 13, 5:49 PM EDT | Special Weather Statement | GRR | Kalamazoo | 56 min |
| May 13, 5:57 PM EDT | Special Weather Statement | GRR | Gratiot | 63 min |
| May 13, 6:33 PM EDT | Special Weather Statement | GRR | Gratiot | 57 min |
| May 13, 6:46 PM EDT | Areal Flood Advisory | GRR | Calhoun, Kalamazoo, Van Buren | 5 hr |
| May 13, 6:47 PM EDT | Special Weather Statement | GRR | Montcalm | 58 min |
| May 13, 6:51 PM EDT | Special Weather Statement | GRR | Kent | 54 min |
| May 13, 6:59 PM EDT | Special Weather Statement | GRR | Allegan, Barry, Calhoun, Eaton, Ingham, Jackson and 2 more | 61 min |
Nearby
Small Craft Advisories in Michigan, 2011Every small craft advisory 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.