Marine Weather Net

Pensacola Bay including Santa Rosa Sound Marine Forecast


TONIGHT

NW
WINDS
5 KNOTS

WEDNESDAY

E
WINDS
5 - 10
KNOTS

WEDNESDAY NIGHT

SE
WINDS
5 KNOTS

THURSDAY

NE
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
GMZ634 Forecast Issued: 302 PM CDT Tue Jun 30 2026

Tonight...Northwest Winds Around 5 Knots, Becoming Northeast Late This Evening And Overnight. Waves 1 Foot Or Less. Smooth. Showers And Thunderstorms Likely, Mainly This Evening.
Wednesday...East Winds 5 To 10 Knots, Becoming Southeast In The Afternoon. Waves 1 Foot Or Less. Light Chop. A Slight Chance Of Showers And Thunderstorms In The Afternoon.
Wednesday Night...Southeast Winds Around 5 Knots, Becoming Northeast After Midnight. Waves 1 Foot Or Less. Smooth.
Thursday...Northeast Winds 5 To 10 Knots, Becoming Southeast In The Afternoon. Waves 1 Foot Or Less. Light Chop.
Thursday Night...South Winds Around 5 Knots, Becoming West After Midnight. Waves 1 Foot Or Less. Smooth.
Friday...Northeast Winds Around 5 Knots, Becoming South In The Afternoon. Waves 1 Foot Or Less. Light Chop.
Friday Night...Southwest Winds 5 To 10 Knots, Becoming West After Midnight. Waves 1 Foot Or Less. Light Chop.
Saturday...Northwest Winds Around 5 Knots, Becoming South In The Afternoon. Waves 1 Foot Or Less. Light Chop. A Slight Chance Of Showers And Thunderstorms In The Afternoon.
Saturday Night...Southwest Winds 5 To 10 Knots, Diminishing To Around 5 Knots After Midnight. Waves 1 Foot Or Less. Light Chop. A Slight Chance Of Showers And Thunderstorms After Midnight.
Sunday...Southwest Winds Around 5 Knots, Becoming South In The Afternoon. Waves 1 Foot Or Less. Light Chop. A Slight Chance Of Showers And Thunderstorms In The Morning, Then A Chance Of Showers And Thunderstorms In The Afternoon.
Sunday Night...Southwest Winds 5 To 10 Knots, Diminishing To Around 5 Knots After Midnight. Waves 1 Foot Or Less. Light Chop. A Slight Chance Of Showers And Thunderstorms In The Evening, Then A Chance Of Showers And Thunderstorms After Midnight. Winds And Waves Higher In And Near Thunderstorms.
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Area Forecast Discussion
National Weather Service Mobile AL
104pm CDT Tuesday Jun 30 2026

Issued at 102pm CDT Tuesday Jun 30 2026

Through Friday...an upper level high centered over Ky/Tenn will slowly meander west, ending up over the DelMarVa Peninsula by Friday evening. This shifting of the upper high will help to direct shortwave energy west over the northern Gulf coast through the rest of the week. Through Wednesday, a band of very moist air (precipitable h20 values in the 2.0"-2.3") moves over the forecast into Wednesday. In combination with passing shortwave energy, scattered to numerous rainshowers and thunderstorms are expected. MLCapes rising to around 3000J/k and DCapes in the 700-1100J/kg range this afternoon see a drop overnight, then shift to areas generally west of I-65 Wednesday. Daytime, wind shear is limited, with 0-1km helicities < 50m^2/s^s, and Bulk Shear values <20kts. All in all, this points to pulse type severe storms this afternoon into the evening and again Wednesday. Tonight, more low level instability and helicities are hinting at an increased possibility of waterspouts along and south of the coast, mainly after midnight and going into Wednesday morning. Heat Indices well above advisory levels today (>108F) will again happen Wednesday, mainly over southeast Mississippi. Have issued a Heat Advisory for our Mississippi counties for Wednesday, in addition to the one currently in effect for this afternoon. High temperatures in the mid to upper 90s today see a drop into the low to mid 90s Wednesday. Low temperatures in the mid 70s over most of the forecast area (upper 70s along the coast) are expected tonight and Wednesday night.

Wednesday night through Friday, a drier airmass (precipitable h20 values of 1.5-1.7") moves west over the northern Gulf coast. Rain chances decrease in response, with the upper high maintaining enough influence to limit rain chances as moisture levels decrease. The upper high will keep temperatures above seasonal norms, with high temperatures generally in the mid 90s, low 90s along the coast. Low temperatures in the low to mid 70s, upper 70s along the coast are expected Thursday and Friday night. Heat indices are again expected to rise above 100 over most of the forecast area.

Saturday through Tuesday
A mean upper trough that has developed over the Plains works its way east, to over the Mississippi River, maybe a bit further east. Guidance has been inconsistent with this placement. Reason is the upper high weakening and shifting south or southeast, then beginning to build west over the Southeast, limiting the effects of the upper trough to convection over the forecast area. The current forecast is based upon the upper trough working its way over western portions of the Southeast. The latest guidance is keeping the upper trough further west. With the inconsistency in the guidance, have less confidence this portion of the forecast. Guidance has been consistent in Heat Indices rising above 100 each day into the coming week.

Taking a look at the Rip Current risk on area beaches, onshore flow remains modest at best, helping to limit more organized onshore swell on the coast. The tidal cycle also decreases, helping to keep risk of Rip Currents Low through the forecast. /16

Marine
Issued at 102pm CDT Tuesday Jun 30 2026

A light offshore flow today will briefly become a light to occasionally moderate easterly to southeasterly flow tonight into Wednesday. A light diurnal pattern returns for late week, with onshore flow expected during the afternoon hours, and offshore flow expected at night. /16

NOAA Mobile AL Office: Watches - Warnings - Advisories
AL...
Heat Advisory until 6pm CDT this evening for ALZ051>060-261>266.

FL...
Heat Advisory until 6pm CDT this evening for FLZ201>206.

MS...
Heat Advisory until 6pm CDT this evening for MSZ067-075-076-078- 079.
Heat Advisory from 10am to 7pm CDT Wednesday for MSZ067-075- 076-078-079.

GM...None.