Alert archive / Florida / Small Craft Advisories in 2021

Small Craft Advisory 18, NWS Key West, FL

March 27, 2021

NWS Key West, FL issued this small craft advisory at Mar 27, 2021, 4:22 PM EDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Mar 27, 2021, 4:22 PM EDT (20:22 UTC)
Expired
Mar 28, 2021, 10:15 AM EDT
In force
18 hr
Issued by
NWS Key West, FL

The text

As transmitted.

571 
WHUS72 KKEY 272022
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
422 PM EDT Sat Mar 27 2021

GMZ052>055-072>075-280300-
/O.NEW.KKEY.SC.Y.0018.210327T2022Z-210328T0300Z/
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-
422 PM EDT Sat Mar 27 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING...

* WHAT...East to southeast winds near 20 kt with gusts up to 25 
  kt. Seas as high as 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.

&&

$$

CLR
3 follow-up statements
625 
WHUS72 KKEY 280226
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
1026 PM EDT Sat Mar 27 2021

GMZ052>055-072>075-280900-
/O.EXT.KKEY.SC.Y.0018.000000T0000Z-210328T0900Z/
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-
1026 PM EDT Sat Mar 27 2021

...SMALL CRAFT ADVISORY IN EFFECT...

* WHAT...East to southeast winds near 20 kt with gusts up to 25 
  kt. Seas as high as 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.

&&

$$
230 
WHUS72 KKEY 280832
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
432 AM EDT Sun Mar 28 2021

GMZ052>055-072>075-281500-
/O.EXT.KKEY.SC.Y.0018.000000T0000Z-210328T1500Z/
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-
432 AM EDT Sun Mar 28 2021

...SMALL CRAFT ADVISORY IN EFFECT...

* WHAT...East to southeast winds near 20 kt with gusts up to 25 
  kt. Seas as high as 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.

&&

$$

SDR
476 
WHUS72 KKEY 281415
MWWKEY

URGENT - MARINE WEATHER MESSAGE
National Weather Service Key West FL
1015 AM EDT Sun Mar 28 2021

GMZ052>055-072>075-281515-
/O.CAN.KKEY.SC.Y.0018.000000T0000Z-210328T1500Z/
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-
1015 AM EDT Sun Mar 28 2021

...SMALL CRAFT ADVISORY IS CANCELLED...

Winds have decreased below Small Craft Advisory criteria, however
Small Craft Should Exercise Caution.

$$

NB

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.