Marine Weather Net

Straits of Florida from Ocean Reef to Craig Key out 20 - 60 NM Marine Forecast


OVERNIGHT

E
WINDS
20
KNOTS

THURSDAY

E
WINDS
15 - 20
KNOTS

THURSDAY NIGHT

E
WINDS
20
KNOTS

FRIDAY AND FRIDAY NIGHT

E
WINDS
20
KNOTS

The Marine Weather Forecast In Detail:
GMZ072 Forecast Issued: 1043 PM EDT Wed Apr 01 2026

SMALL CRAFT ADVISORY IN EFFECT
Overnight...East Winds Near 20 Knots. Seas 5 To 7 Feet, Occasionally To 8 Feet. Wave Detail: East 6 Feet At 6 Seconds. A Slight Chance Of Showers.
Thursday...East Winds 15 To 20 Knots, Increasing To Near 20 Knots In The Afternoon. Seas 4 To 6 Feet, Occasionally To 8 Feet. Wave Detail: East 5 Feet At 6 Seconds. A Slight Chance Of Showers.
Thursday Night...East Winds Near 20 Knots. Seas 5 To 7 Feet, Occasionally To 9 Feet. Wave Detail: East 7 Feet At 7 Seconds. A Slight Chance Of Showers.
Friday And Friday Night...East Winds Near 20 Knots. Seas 5 To 7 Feet, Occasionally To 9 Feet. A Slight Chance Of Showers.
Saturday...Northeast To East Winds 15 To 20 Knots. Seas 4 To 6 Feet, Occasionally To 8 Feet. A Slight Chance Of Showers.
Saturday Night...East Winds 15 To 20 Knots. Seas 3 To 5 Feet, Occasionally To 6 Feet. A Slight Chance Of Showers.
Sunday...Northeast To East Winds 10 To 15 Knots. Seas 2 To 4 Feet, Occasionally To 5 Feet. A Slight Chance Of Showers.
Sunday Night...Northeast Winds 5 To 10 Knots. Seas 2 To 3 Feet.
Monday...Northeast Winds 5 To 10 Knots. Seas 1 To 2 Feet. A Slight Chance Of Showers.
Monday Night...North To Northeast Winds 5 To 10 Knots. Seas 2 To 3 Feet. A Slight Chance Of Showers.
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Area Forecast Discussion
National Weather Service Key West FL
1054pm EDT Wednesday April 1 2026

Issued at 1010pm EDT Wednesday April 1 2026 An expansive area of high pressure stretching across Florida with a tight pressure gradient has kept weather conditions breezy, but mostly dry, through the evening shift as April Fools Day comes to an end. The sparse surface observations along the Keys have reported sustained winds of 15 to 20 mph with occasional gusts near 25 mph. Temperatures are in the mid to upper 70s with dew points in the mid to upper 60s. All together, while the breezy weather may be annoying, things don't feel too bad outside this evening.

Even without a notable lifting mechanism, the combination of modest moisture undulations and areas of some low level speed convergence have resulted in a line of light showers being picked up by our KBYX radar. These showers are moving westward at near 15 knots, or near 17 mph, and it's closest approach to the Keys will be just south of Key West sometime around midnight. Taking into consideration that the 00Z KKEY sounding from this evening sampled a reasonably moist lower level, and a few pockets of drier air aloft, so we can't rule out a few Probability of Precipitation up showers during the overnight hours. Since showers have been supported through the evening, there isn't much of a reason to suggest that the forecast area will remain dry overnight.Carrying the inherited 10% PoPs seems reasonable for this evening update.

The only adjustment made to this evening update was extending the Small Craft Advisory until Thursday morning due to easterly winds remaining elevated. No other changes are needed at this time.

Marine
Issued at 1010pm EDT Wednesday April 1 2026 A Small Craft Advisory remains in effect for the Florida Straits due to easterly winds near 20 knots and seas up to 7 feet. Small Craft Should Exercise Caution across all other marine zones as moderate to fresh breezes will continue over the next few days.

NOAA Key West FL Office: Watches - Warnings - Advisories
FL...None. GM...Small Craft Advisory until 2am EDT Thursday for GMZ052>055- 072>075.