Marine Weather Net

Flagler Beach to Volusia-Brevard County Line Marine Forecast


REST OF TONIGHT

NE
WINDS
15 - 20
KNOTS

WEDNESDAY

NE
WINDS
10 - 15
KNOTS

WEDNESDAY NIGHT

NE
WINDS
5 - 10
KNOTS

THURSDAY

NE
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
AMZ550 Forecast Issued: 945 PM EST Tue Jan 20 2026

SMALL CRAFT SHOULD EXERCISE CAUTION
Rest Of Tonight...Northeast Winds 15 To 20 Knots. Seas 4 To 5 Feet, Occasionally To 6 Feet. Wave Detail: Northeast 5 Feet At 6 Seconds And East 2 Feet At 9 Seconds. Choppy On The Intracoastal Waters.
Wednesday...Northeast Winds 10 To 15 Knots. Seas 3 To 4 Feet. Wave Detail: Northeast 3 Feet At 6 Seconds And East 3 Feet At 9 Seconds. A Moderate Chop On The Intracoastal Waters.
Wednesday Night...Northeast Winds 5 To 10 Knots. Seas 3 To 4 Feet. Wave Detail: East 4 Feet At 10 Seconds And North 2 Feet At 6 Seconds. Mostly Smooth On The Intracoastal Waters.
Thursday...Northeast Winds 5 To 10 Knots. Seas 4 Feet. Wave Detail: East 4 Feet At 9 Seconds. A Light Chop On The Intracoastal Waters.
Thursday Night...Northeast Winds 5 To 10 Knots. Seas 4 Feet. Wave Detail: East 4 Feet At 10 Seconds. Mostly Smooth On The Intracoastal Waters.
Friday...East Winds 5 To 10 Knots. Seas 3 To 4 Feet. Wave Detail: East 4 Feet At 10 Seconds. A Light Chop On The Intracoastal Waters. A Slight Chance Of Showers.
Friday Night...Northeast Winds Around 5 Knots. Seas 3 To 4 Feet. Smooth On The Intracoastal Waters.
Saturday...East Winds 5 To 10 Knots, Becoming Southeast 10 To 15 Knots In The Afternoon. Seas 3 To 5 Feet, Occasionally To 6 Feet. A Moderate Chop On The Intracoastal Waters. A Slight Chance Of Showers.
Saturday Night...South Winds Around 10 Knots, Becoming Southwest After Midnight. Seas 4 To 6 Feet, Occasionally To 8 Feet. A Light Chop On The Intracoastal Waters. A Slight Chance Of Showers.
Sunday...Southwest Winds 10 To 15 Knots, Becoming West 15 To 20 Knots In The Afternoon. Seas 5 To 6 Feet, Occasionally To 8 Feet. Choppy On The Intracoastal Waters. A Slight Chance Of Showers In The Morning, Then A Chance Of Showers In The Afternoon.
Sunday Night...Northwest Winds 15 To 20 Knots, Becoming North 20 To 25 Knots After Midnight. Seas 5 To 7 Feet, Occasionally To 9 Feet. Rough On The Intracoastal Waters. A Chance Of Showers.
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Area Forecast Discussion
National Weather Service Melbourne FL
654pm EST Tuesday Jan 20 2026

Issued at 300pm EST Tuesday Jan 20 2026

Now-Tonight...Aside from a few high clouds overhead, marine stratocumulus is moving ashore from Sebastian southward this afternoon. Breezy conditions with wind gusts along the coast of 20-30 mph are ongoing as well. A tightened pressure gradient surrounds an expansive high pressure system, currently over central Appalachia. The high will slowly shift toward the Mid Atlantic Coast overnight but help maintain dry conditions over our area. After sunset, wind speeds are forecast to decrease inland but will remain breezy to gusty along the coast. Temperatures tonight are forecast to be about 10 to almost 15 degrees warmer in spots, settling in the 40s and 50s before daybreak Wednesday (low 60s coastal Martin County). Unlike last night, there are no headlines concerning cold temperatures, but wind chill values could still drop into the upper 30s north of I-4...particularly across Lake and inland Volusia counties. Some additional mid to high level clouds may build in, particularly across the north.

Wednesday-Friday...The center of the high will shift offshore through the day Wednesday, allowing our surface winds to turn more onshore (easterly). Moisture is slow to return to the area overall, and a stout mid level dry slot will remain through at least Thursday. However, models show an increase in moisture below 825mb Wednesday night and Thursday, coincident with light Quantitative Precipitation Forecast reaching southern portions of the Treasure Coast. This is in line with a 15-25% chance of shower from Melbourne Beach south to Jupiter Inlet, prior to sunrise Thursday. Isolated coastal showers remain possible through the day Thursday, perhaps staying more offshore Thursday night, then returning along much of the ECFL coast on Friday. A weak front or two may become situated over or just north of the Florida Peninsula later in the week, but any showers will remain shallow and weakly forced. Expect a mix of sun and clouds with Thursday favoring more clouds than sun. The spread in temps and dew points grows Friday as the entire column warms, allowing for a bit more sunshine. Highs Wednesday in the low to mid 70s trend warmer each day, reaching the upper 70s to low 80s by Friday. Overnight lows follow the same trend, starting in the 50s to mid 60s Wednesday night and warming a bit more each night (upper 50s to upper 60s by Friday night). With low rain chances focused along the coast mid to late week, Quantitative Precipitation Forecast looks to remain light (a few hundredths to 0.15").

Saturday-Monday (modified)...An approaching cold front will move slowly towards east central Florida this weekend and into early next week, with little movement caused by a lack of mid and upper level support. Guidance continues to lack a single solution with regard to timing the front's passage through east central Florida, but the latest guidance continues to trend later. It is now looking like Monday or even Tuesday when we see the front push south of the area. As a result, Saturday and Sunday will remain on the drier side with rain chances only around 15-20% at the coast Saturday and 20-30% across northern portions of the area on Sunday. The slower progression of the front means more time spent in the warm sector. Thus, two days of above normal temperatures (perhaps near records in a few spots) are forecast this weekend. By Monday, temperatures begin to slowly decrease as cloud cover increases and the front approaches east central Florida. A return of colder temperatures is possible into Sunday night, but particularly Monday night as the front moves south through the area. With some models more progressive and others holding the front back longer, there are sizable differences in Quantitative Precipitation Forecast, especially across northern and coastal areas. Any measurable rain will be a welcome sight with drought conditions continuing to expand across the area.

Marine
Issued at 300pm EST Tuesday Jan 20 2026

Hazardous conditions are in place across the local Atlantic this afternoon with freshening northeast winds (gusting around 25 kt). Seas are slow to respond but will continue to build 5-7 ft (up to 8 ft in the Gulf Stream). Gradually improving conditions from north to south are forecast overnight into Wednesday, though poor conditions are likely to remain over northern reaches of the waters through tomorrow morning. Wind speeds decrease further Thursday and Friday, turning more onshore. Seas could remain up to 6 ft through Thursday offshore, but generally return to 3-5 ft by Wednesday evening/night. Onshore-moving showers are possible through late week and into the first part of the weekend. A lightning storm cannot be ruled out Friday.

NOAA Melbourne FL Office: Watches - Warnings - Advisories
FL...None. AM...Small Craft Advisory until 10pm EST this evening for AMZ550.

Small Craft Advisory until 1am EST Wednesday for AMZ552-570.

Small Craft Advisory until 1pm EST Wednesday for AMZ555-575.

Small Craft Advisory until 10am EST Wednesday for AMZ572.