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Houston, TX Local Forecast Office

12NM NNW Port O Connor TX

Marine Point Forecast

[NOTICE]

Overnight
Low: 81 °F
Light Wind
1ft
Monday
High: 90 °F
SE 10kt
1ft
Monday Night
Low: 79 °F
SE 10kt
1ft
Tuesday
High: 91 °F
ESE 10kt
1ft
Tuesday Night
Low: 79 °F
ESE 10kt
1ft
Wednesday
High: 92 °F
ESE 15kt
1ft
Wednesday Night
Low: 80 °F
ESE 15kt
1ft
Thursday
High: 91 °F
ESE 15kt
1-2ft
Thursday Night
Low: 79 °F
E 15kt
1-2ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 11:11 pm CDT Sep 20, 2026
Forecast Valid: 12am CDT Sep 21, 2026-6pm CDT Sep 27, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Partly cloudy. Seas around 1 ft.

Monday

SE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. Seas around 1 ft.

Monday Night

SE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 7pm. Seas around 1 ft.

Tuesday

NNE wind 5 to 10 kt becoming ESE in the afternoon. A slight chance of showers and thunderstorms after 4pm. Seas around 1 ft.

Tuesday Night

ESE wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Wednesday

NE wind 5 to 15 kt becoming ESE in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas around 1 ft.

Wednesday Night

ESE wind 5 to 15 kt. Mostly clear. Seas around 1 ft.

Thursday

NE wind 10 to 15 kt becoming ESE in the afternoon. A slight chance of showers and thunderstorms after 1pm. Seas 1 to 2 ft.

Thursday Night

E wind 5 to 15 kt. Mostly clear. Seas 1 to 2 ft.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.