Alert archive / Florida / Small Craft Advisories in 2021
Small Craft Advisory 5, NWS Key West, FL
NWS Key West, FL issued this small craft advisory at Jan 16, 2021, 10:35 AM EST. It took effect at Jan 16, 2021, 11:00 AM EST. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Jan 16, 2021, 10:35 AM EST (15:35 UTC)
- In effect from
- Jan 16, 2021, 11:00 AM EST
- Expired
- Jan 17, 2021, 4:17 AM EST
- In force
- 17 hr
- Issued by
- NWS Key West, FL
The text
As transmitted.
199 WHUS72 KKEY 161535 MWWKEY URGENT - MARINE WEATHER MESSAGE National Weather Service Key West FL 1035 AM EST Sat Jan 16 2021 GMZ033-034-162345- /O.CAN.KKEY.SC.Y.0004.000000T0000Z-210117T1000Z/ /O.NEW.KKEY.SC.Y.0005.210116T1600Z-210117T1000Z/ Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 1035 AM EST Sat Jan 16 2021 ...SMALL CRAFT ADVISORY IN EFFECT... * WHAT...Seas 5 to 7 feet expected. * WHERE...Gulf waters beyond 5 fathoms including the Dry Tortugas. * WHEN...In Effect. * IMPACTS...A Small Craft Advisory means that wind speeds of 20 to 33 knots, or seas of 7 feet or greater, are expected to produce hazardous conditions for small craft. These hazardous conditions may result in poor vessel handling and steering response, broaching, overturned dinghies and kayaks, slips and falls on slippery decks, rub damage along docks and seawalls, swamped bows at reef tract mooring balls, and dragging anchors. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced boaters, especially those with smaller vessels, should avoid operating in these conditions. && $$ GMZ052>055-072>075-161645- /O.CAN.KKEY.SC.Y.0004.000000T0000Z-210116T1600Z/ Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1035 AM EST Sat Jan 16 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Winds have decreased below threshold. Therefore the Small Craft Advisory has been cancelled. An advisory will likely be required tonight for the western Florida Straits due to an incoming 7 foot northwest swell. $$
3 follow-up statements
180 WHUS72 KKEY 162135 MWWKEY URGENT - MARINE WEATHER MESSAGE National Weather Service Key West FL 435 PM EST Sat Jan 16 2021 GMZ055-075-170400- /O.EXA.KKEY.SC.Y.0005.000000T0000Z-210117T1000Z/ Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 435 PM EST Sat Jan 16 2021 ...SMALL CRAFT ADVISORY IN EFFECT... * WHAT...Seas 5 to 7 feet expected, composed of west to northwest swells. * WHERE...Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas, out 60 NM. * WHEN...In Effect. * IMPACTS...A Small Craft Advisory means that wind speeds of 20 to 33 knots, or seas of 7 feet or greater, are expected to produce hazardous conditions for small craft. These hazardous conditions may result in poor vessel handling and steering response, broaching, overturned dinghies and kayaks, slips and falls on slippery decks, rub damage along docks and seawalls, swamped bows at reef tract mooring balls, and dragging anchors. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced boaters, especially those with smaller vessels, should avoid operating in these conditions. && $$ GMZ033-034-170400- /O.CON.KKEY.SC.Y.0005.000000T0000Z-210117T1000Z/ Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 435 PM EST Sat Jan 16 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT... * WHAT...Seas 5 to 7 feet expected, composed of northwest swells. * WHERE...Gulf waters beyond 5 fathoms including the Dry Tortugas. * WHEN...In Effect. * IMPACTS...A Small Craft Advisory means that wind speeds of 20 to 33 knots, or seas of 7 feet or greater, are expected to produce hazardous conditions for small craft. These hazardous conditions may result in poor vessel handling and steering response, broaching, overturned dinghies and kayaks, slips and falls on slippery decks, rub damage along docks and seawalls, swamped bows at reef tract mooring balls, and dragging anchors. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced boaters, especially those with smaller vessels, should avoid operating in these conditions. && $$ CLR
990 WHUS72 KKEY 170325 MWWKEY URGENT - MARINE WEATHER MESSAGE National Weather Service Key West FL 1025 PM EST Sat Jan 16 2021 GMZ033-034-055-075-170945- /O.CON.KKEY.SC.Y.0005.000000T0000Z-210117T1000Z/ Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1025 PM EST Sat Jan 16 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT... * WHAT...Seas up to 7 feet expected, composed of northwest swells. * WHERE...The Straits of Florida west of Halfmoon Shoal, and the Gulf waters beyond 5 fathoms including the Dry Tortugas. * WHEN...In Effect. * IMPACTS...A Small Craft Advisory means that wind speeds of 20 to 33 knots, or seas of 7 feet or greater, are expected to produce hazardous conditions for small craft. These hazardous conditions may result in poor vessel handling and steering response, broaching, overturned dinghies and kayaks, slips and falls on slippery decks, rub damage along docks and seawalls, swamped bows at reef tract mooring balls, and dragging anchors. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced boaters, especially those with smaller vessels, should avoid operating in these conditions. && $$ CLR
936 WHUS72 KKEY 170917 MWWKEY URGENT - MARINE WEATHER MESSAGE National Weather Service Key West FL 417 AM EST Sun Jan 17 2021 GMZ033-034-055-075-171030- /O.CAN.KKEY.SC.Y.0005.000000T0000Z-210117T1000Z/ Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 417 AM EST Sun Jan 17 2021 ...SMALL CRAFT ADVISORY IS CANCELLED... Seas have subsided below 7 feet across the offshore Gulf waters and the Lower Straits of Florida, therefore the Small Craft Advisory is cancelled. Small craft should continue to exercise caution this morning, as seas will be as high as 6 feet due to northwest swell. $$
The office that day
Everything else NWS Key West, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 15, 10:26 PM EST | Small Craft Advisory | KEY | 12 hr |
Nearby
Small Craft Advisories in Florida, 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.