Alert archive / Wisconsin / Small Craft Advisories in 2021
Small Craft Advisory 29, NWS Green Bay, WI
NWS Green Bay, WI issued this small craft advisory at Apr 9, 2021, 3:00 PM CDT. It took effect at Apr 10, 2021, 4:00 PM CDT. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Apr 9, 2021, 3:00 PM CDT (20:00 UTC)
- In effect from
- Apr 10, 2021, 4:00 PM CDT
- Expired
- Apr 11, 2021, 10:13 AM CDT
- In force
- 18 hr
- Issued by
- NWS Green Bay, WI
The text
As transmitted.
048 WHUS73 KGRB 092000 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 300 PM CDT Fri Apr 9 2021 LMZ541>543-100400- /O.CON.KGRB.MF.Y.0002.000000T0000Z-210410T0600Z/ /O.NEW.KGRB.SC.Y.0029.210410T2100Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 300 PM CDT Fri Apr 9 2021 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT SATURDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM SATURDAY TO 1 PM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1/4 to 1/2 NM. For the Small Craft Advisory, east winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...For the Dense Fog Advisory, until 1 AM CDT Saturday. For the Small Craft Advisory, from 4 PM Saturday to 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ521-522-100400- /O.NEW.KGRB.SC.Y.0029.210410T2100Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 300 PM CDT Fri Apr 9 2021 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM SATURDAY TO 7 AM CDT SUNDAY... * WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...From 4 PM Saturday to 7 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
8 follow-up statements
014 WHUS73 KGRB 100211 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 911 PM CDT Fri Apr 9 2021 LMZ541>543-101015- /O.CON.KGRB.MF.Y.0002.000000T0000Z-210410T0600Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 911 PM CDT Fri Apr 9 2021 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM SATURDAY TO 1 PM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1/4 to 1/2 NM. For the Small Craft Advisory, east winds 15 to 25 kt with gusts up to 30 kt and waves 4 to 7 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...For the Dense Fog Advisory, until 1 AM CDT Saturday. For the Small Craft Advisory, from 4 PM Saturday to 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ521-522-101015- /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 911 PM CDT Fri Apr 9 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM CDT SUNDAY... * WHAT...Northeast winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...From 4 PM Saturday to 7 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
201 WHUS73 KGRB 100803 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 303 AM CDT Sat Apr 10 2021 LMZ521-522-101615- /O.NEW.KGRB.MF.Y.0003.210410T0803Z-210410T1600Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 303 AM CDT Sat Apr 10 2021 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 10 to 20 kt with gusts up to 30 kt and waves 1 to 4 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Dense Fog Advisory, until 11 AM CDT this morning. For the Small Craft Advisory, from 4 PM this afternoon to 7 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ541>543-101615- /O.NEW.KGRB.MF.Y.0003.210410T0803Z-210410T1600Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 303 AM CDT Sat Apr 10 2021 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 1 PM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...For the Dense Fog Advisory, until 11 AM CDT this morning. For the Small Craft Advisory, from 4 PM this afternoon to 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$
088 WHUS73 KGRB 101517 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 1017 AM CDT Sat Apr 10 2021 LMZ521-522-102330- /O.EXT.KGRB.MF.Y.0003.000000T0000Z-210410T2000Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 1017 AM CDT Sat Apr 10 2021 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 10 to 20 kt with gusts up to 30 kt and waves 2 to 4 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Dense Fog Advisory, until 3 PM CDT this afternoon. For the Small Craft Advisory, from 4 PM this afternoon to 7 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ541>543-102330- /O.EXT.KGRB.MF.Y.0003.000000T0000Z-210410T2000Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1017 AM CDT Sat Apr 10 2021 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 1 PM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...For the Dense Fog Advisory, until 3 PM CDT this afternoon. For the Small Craft Advisory, from 4 PM this afternoon to 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ AK
247 WHUS73 KGRB 101959 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 259 PM CDT Sat Apr 10 2021 LMZ521-522-110400- /O.EXT.KGRB.MF.Y.0003.000000T0000Z-210411T0300Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 259 PM CDT Sat Apr 10 2021 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 10 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 10 to 20 kt with gusts up to 25 kt and waves 1 to 4 ft expected. * WHERE...Central and Southern Bay of Green Bay. * WHEN...For the Dense Fog Advisory, until 10 PM CDT this evening. For the Small Craft Advisory, until 7 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ541>543-110400- /O.EXT.KGRB.MF.Y.0003.000000T0000Z-210411T0300Z/ /O.CON.KGRB.SC.Y.0029.210410T2100Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 259 PM CDT Sat Apr 10 2021 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 10 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT SUNDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Small Craft Advisory, northeast winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft expected. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...For the Dense Fog Advisory, until 10 PM CDT this evening. For the Small Craft Advisory, until 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$
694 WHUS73 KGRB 110251 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 951 PM CDT Sat Apr 10 2021 LMZ521-522-111100- /O.EXP.KGRB.MF.Y.0003.000000T0000Z-210411T0300Z/ /O.CON.KGRB.SC.Y.0029.000000T0000Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 951 PM CDT Sat Apr 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... ...DENSE FOG ADVISORY WILL EXPIRE AT 10 PM CDT THIS EVENING... * WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and waves 2 to 4 ft. * WHERE...Central and Southern Bay of Green Bay. * WHEN...Until 7 AM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ541>543-111100- /O.EXP.KGRB.MF.Y.0003.000000T0000Z-210411T0300Z/ /O.CON.KGRB.SC.Y.0029.000000T0000Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 951 PM CDT Sat Apr 10 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT SUNDAY... ...DENSE FOG ADVISORY WILL EXPIRE AT 10 PM CDT THIS EVENING... * WHAT...Northeast winds 15 to 25 kt and waves 3 to 6 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...Until 1 PM CDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
366 WHUS73 KGRB 110903 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 403 AM CDT Sun Apr 11 2021 LMZ521-522-111200- /O.CON.KGRB.SC.Y.0029.000000T0000Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 403 AM CDT Sun Apr 11 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... * WHAT...Northeast winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 5 ft. * WHERE...Central and Southern Bay of Green Bay. * WHEN...Until 7 AM CDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ541>543-111715- /O.CON.KGRB.SC.Y.0029.000000T0000Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 403 AM CDT Sun Apr 11 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...Northeast winds 15 to 25 kt and waves 3 to 6 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
394 WHUS73 KGRB 111057 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 557 AM CDT Sun Apr 11 2021 LMZ541>543-111800- /O.NEW.KGRB.MF.Y.0004.210411T1057Z-210411T1800Z/ /O.CON.KGRB.SC.Y.0029.000000T0000Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 557 AM CDT Sun Apr 11 2021 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to 1 NM or less. For the Small Craft Advisory, east winds 5 to 15 kt with gusts up to 25 kt and waves 3 to 5 ft. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ521-522-111200- /O.CON.KGRB.SC.Y.0029.000000T0000Z-210411T1200Z/ Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 557 AM CDT Sun Apr 11 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... * WHAT...Northeast winds around 15 kt with gusts up to 25 kt and waves 2 to 3 ft. * WHERE...Central and Southern Bay of Green Bay. * WHEN...Until 7 AM CDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
587 WHUS73 KGRB 111513 MWWGRB URGENT - MARINE WEATHER MESSAGE National Weather Service Green Bay WI 1013 AM CDT Sun Apr 11 2021 LMZ541>543-111800- /O.CAN.KGRB.SC.Y.0029.000000T0000Z-210411T1800Z/ /O.CON.KGRB.MF.Y.0004.000000T0000Z-210411T1800Z/ Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 1013 AM CDT Sun Apr 11 2021 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IS CANCELLED... * WHAT...Dense fog will reduce visibility to 1 NM or less. * WHERE...Lake Michigan nearshore waters from Washington Island to Sheboygan. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ AK
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 8:04 PM CDT | Special Weather Statement | GRB | Marinette, Oconto | 41 min |
| Apr 9, 11:00 AM CDT | Marine Dense Fog Advisory | GRB | 14 hr |
Nearby
Small Craft Advisories in Wisconsin, 2021Every small craft advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.