Alert archive / Florida / Small Craft Advisories in 2021

Small Craft Advisory 8, NWS Key West, FL

January 30, 2021

NWS Key West, FL issued this small craft advisory at Jan 30, 2021, 3:36 PM EST. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Jan 30, 2021, 3:36 PM EST (20:36 UTC)
Expired
Jan 31, 2021, 10:24 AM EST
In force
19 hr
Issued by
NWS Key West, FL

The text

As transmitted.

853 
WHUS72 KKEY 302036
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
336 PM EST Sat Jan 30 2021

GMZ033-034-042>044-052>055-072>075-310400-
/O.NEW.KKEY.SC.Y.0008.210130T2036Z-210131T0400Z/
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-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
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-
336 PM EST Sat Jan 30 2021

...SMALL CRAFT ADVISORY IN EFFECT...

* WHAT...East winds near 20 knots this evening. Seas over the
  Straits of Florida building to 5 to 7 feet.

* WHERE...Straits of Florida, Hawk Channel, and 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.

&&

$$
3 follow-up statements
240 
WHUS72 KKEY 310333
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
1033 PM EST Sat Jan 30 2021

GMZ033-034-042>044-310445-
/O.CAN.KKEY.SC.Y.0008.000000T0000Z-210131T0400Z/
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-
Hawk Channel from Ocean Reef to Craig Key out to the reef-
Hawk Channel from Craig Key to west end of Seven Mile Bridge out
to the reef-
Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal
out to the reef-
1033 PM EST Sat Jan 30 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have decreased below 20 knots. Therefore the Small Craft
Advisory has been cancelled.'

$$

GMZ052>055-072>075-311000-
/O.EXT.KKEY.SC.Y.0008.000000T0000Z-210131T1000Z/
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-
1033 PM EST Sat Jan 30 2021

...SMALL CRAFT ADVISORY IN EFFECT...

* WHAT...East winds near 20 knots. Seas over the Straits of
  Florida 5 to 7 feet.

* WHERE...Straits of Florida.

* 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.

&&

$$
912 
WHUS72 KKEY 310952
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
452 AM EST Sun Jan 31 2021

GMZ052>055-072>075-311600-
/O.EXT.KKEY.SC.Y.0008.000000T0000Z-210131T1600Z/
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-
452 AM EST Sun Jan 31 2021

...SMALL CRAFT ADVISORY IN EFFECT...

* WHAT...Seas up to 7 feet.

* WHERE...Straits of Florida.

* 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.

&&

$$

WLC
342 
WHUS72 KKEY 311524
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
1024 AM EST Sun Jan 31 2021

GMZ052>055-072>075-311630-
/O.CAN.KKEY.SC.Y.0008.000000T0000Z-210131T1600Z/
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-
1024 AM EST Sun Jan 31 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have eased below 20 knots, and seas have subsided below 7 
feet. However, small craft should exercise caution through this
afternoon.

A strong cold front will blast through the Straits of Florida on
Monday morning, bringing a sharp increase to strong northwest
breezes. Small Craft Advisory conditions are expected to begin on
Monday and last through at least Tuesday.

$$

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.