Marine Weather Net

Pensacola FL to Pascagoula MS out 20 NM Marine Forecast


TONIGHT

SW
WINDS
5 - 10
KNOTS

SUNDAY

N
WINDS
20 - 25
KNOTS

SUNDAY NIGHT

NE
WINDS
15 - 20
KNOTS

MONDAY

NE
WINDS
15 - 20
KNOTS

The Marine Weather Forecast In Detail:
GMZ650 Forecast Issued: 302 PM CDT Sat Apr 18 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM CDT SUNDAY THROUGH MONDAY AFTERNOON
Tonight...Southwest Winds 5 To 10 Knots, Becoming West After Midnight, Then Becoming Northwest 15 To 20 Knots With Gusts Up To 25 Knots Late. Seas 1 Foot Or Less, Then Around 2 Feet After Midnight. Wave Detail: South 1 Foot At 4 Seconds, Becoming West 1 Foot At 3 Seconds And South 1 Foot At 5 Seconds. A Chance Of Showers With A Slight Chance Of Thunderstorms After Midnight.
Sunday...North Winds 20 To 25 Knots, Diminishing To 15 To 20 Knots In The Afternoon. Seas 2 To 4 Feet, Occasionally To 5 Feet. Wave Detail: North 3 Feet At 3 Seconds And Southeast 1 Foot At 5 Seconds. A Chance Of Showers With A Slight Chance Of Thunderstorms In The Morning.
Sunday Night...Northeast Winds 15 To 20 Knots With Gusts Up To 25 Knots. Seas 2 To 3 Feet. Wave Detail: Northeast 3 Feet At 4 Seconds.
Monday...Northeast Winds 15 To 20 Knots, Becoming East 10 To 15 Knots In The Afternoon. Seas 2 To 4 Feet, Occasionally To 5 Feet. Wave Detail: Northeast 3 Feet At 5 Seconds.
Monday Night...Northeast Winds 5 To 10 Knots, Increasing To 10 To 15 Knots After Midnight. Seas 2 To 3 Feet. Wave Detail: East 2 Feet At 6 Seconds.
Tuesday...East Winds 10 To 15 Knots With Gusts Up To 20 Knots. Seas 2 To 3 Feet. Wave Detail: Southeast 2 Feet At 5 Seconds.
Tuesday Night...Southeast Winds 5 To 10 Knots, Becoming East After Midnight. Seas 2 To 3 Feet. Wave Detail: Southeast 3 Feet At 7 Seconds.
Wednesday...Southeast Winds 10 To 15 Knots. Seas 2 To 4 Feet, Occasionally To 5 Feet. Wave Detail: Southeast 3 Feet At 8 Seconds.
Wednesday Night...Southeast Winds 5 To 10 Knots. Seas 3 To 4 Feet, Occasionally To 5 Feet. Wave Detail: Southeast 4 Feet At 8 Seconds.
Thursday...Southeast Winds 10 To 15 Knots. Seas 3 To 4 Feet, Occasionally To 5 Feet. Wave Detail: Southeast 4 Feet At 8 Seconds.
Thursday Night...Southeast Winds 10 To 15 Knots. Seas 2 To 4 Feet, Occasionally To 5 Feet. Wave Detail: Southeast 3 Feet At 7 Seconds. Winds And Seas Higher In And Near Thunderstorms.
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Area Forecast Discussion
National Weather Service Mobile AL
252pm CDT Sat April 18 2026

...NewARINE... .KEY MESSAGES... Issued at 250pm CDT Sat April 18 2026

- Moderate to extreme drought will exacerbate wildfire activity.

- Rain chances increase tonight with the passage of a cold front, but rainfall totals will be low with no improvement to the drought conditions.

- Strong marine winds will create hazardous conditions for small craft from late tonight into early Monday afternoon.

Issued at 250pm CDT Sat April 18 2026

Rain chances increase this evening and overnight as a cold front approaches from the northwest. The front will move through the area late tonight with a cooler and drier airmass moving into the region. Low clouds and light showers will linger Sunday morning before clearing out by the afternoon. High pressure builds over the area on Monday with lower humidity levels. An upper ridge builds over the region during the middle of the week with continued dry conditions and warmer temps. Rain chances increase late in the week as the next system approaches the area.

High temps on Sunday will be in the upper 60s and low 70s. Highs will warm into the upper 70s and low 80s through midweek. Much cooler overnight lows can be expected behind the front tonight and Sunday night with lows in the mid and upper 40s inland to low 50s near the coast. Lows will slowly moderate through midweek. /13

Marine
Issued at 250pm CDT Sat April 18 2026

Light southerly to southwesterly flow through this evening will shift to a strong offshore flow late tonight into Sunday as a cold front passes through the region. This offshore flow will decrease to moderate across the bays and sounds by early Sunday afternoon, but remain strong over the Gulf through at least Monday morning. A light to moderate easterly to southeasterly flow follows through midweek.

NOAA Mobile AL Office: Watches - Warnings - Advisories
AL...None. FL...None. MS...None. GM...Small Craft Advisory from 3am to 1pm CDT Sunday for GMZ630>636.

Small Craft Advisory from 3am Sunday to 5pm CDT Monday for GMZ650-655-670-675.