Marine Weather and Tide Forecast for Port O'Connor, TX
![]() | Sunrise 7:26 AM Sunset 7:03 PM Moonrise 6:22 AM Moonset 5:54 PM |
Marine Forecasts
NOTE: Zones updated 4/16/2026. Some zones changed. Use Edit if needed.
GMZ330 Matagorda Bay- 1229 Am Cdt Sat Oct 10 2026
Rest of tonight - Southeast winds around 5 knots, becoming northeast late. Bay waters smooth.
Saturday - Northeast winds 5 to 10 knots, becoming east in the afternoon. Bay waters smooth.
Saturday night - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Sunday - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Sunday night - Southeast winds 15 to 20 knots. Bay waters choppy.
Monday - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Monday night - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Tuesday - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Tuesday night - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Wednesday - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
Wednesday night - Southeast winds 10 to 15 knots. Bay waters slightly choppy.
GMZ300 1229 Am Cdt Sat Oct 10 2026
Synopsis for high island to the matagorda ship channel out 60 nm including galveston and matagorda bays
rough gulf seas will continue overnight and gradually subside on Saturday. There will also be a risk of strong rip currents through the weekend. Winds will continue to weaken into Saturday while veering to the east and eventually southeast. By Sunday, winds increase from the southeast, likely resulting in a modest increase in the seas as well as another rise in water levels. Generally moderate southeast flow is expected through mid week.
rough gulf seas will continue overnight and gradually subside on Saturday. There will also be a risk of strong rip currents through the weekend. Winds will continue to weaken into Saturday while veering to the east and eventually southeast. By Sunday, winds increase from the southeast, likely resulting in a modest increase in the seas as well as another rise in water levels. Generally moderate southeast flow is expected through mid week.
7 Day Forecast for Marine Location Near Port O'Connor CDP, TX

NEW! Add second zone forecast
| Port O'Connor Click for Map Sat -- 01:09 AM CDT 1.00 feet Low Tide Sat -- 04:34 AM CDT 1.04 feet High Tide Sat -- 07:21 AM CDT Moonrise Sat -- 07:23 AM CDT Sunrise Sat -- 10:50 AM CDT New Moon Sat -- 12:05 PM CDT 0.61 feet Low Tide Sat -- 06:53 PM CDT Moonset Sat -- 07:01 PM CDT Sunset Sat -- 08:33 PM CDT 1.28 feet High Tide Tide / Current data from XTide NOT FOR NAVIGATION |   |
Port O'Connor, Matagorda Bay, Texas, Tide feet
| 12 am |
| 1 |
| 1 am |
| 1 |
| 2 am |
| 1 |
| 3 am |
| 1 |
| 4 am |
| 1 |
| 5 am |
| 1 |
| 6 am |
| 1 |
| 7 am |
| 1 |
| 8 am |
| 0.9 |
| 9 am |
| 0.8 |
| 10 am |
| 0.7 |
| 11 am |
| 0.6 |
| 12 pm |
| 0.6 |
| 1 pm |
| 0.6 |
| 2 pm |
| 0.7 |
| 3 pm |
| 0.8 |
| 4 pm |
| 0.9 |
| 5 pm |
| 1.1 |
| 6 pm |
| 1.2 |
| 7 pm |
| 1.2 |
| 8 pm |
| 1.3 |
| 9 pm |
| 1.3 |
| 10 pm |
| 1.3 |
| 11 pm |
| 1.2 |
| Port Lavaca Click for Map Note: See station comments in 'about' for disclaimers. Sat -- 02:45 AM CDT 1.05 feet Low Tide Sat -- 05:51 AM CDT 1.10 feet High Tide Sat -- 07:22 AM CDT Moonrise Sat -- 07:24 AM CDT Sunrise Sat -- 10:50 AM CDT New Moon Sat -- 01:57 PM CDT 0.57 feet Low Tide Sat -- 06:54 PM CDT Moonset Sat -- 07:01 PM CDT Sunset Sat -- 10:45 PM CDT 1.34 feet High Tide Tide / Current data from XTide NOT FOR NAVIGATION |   |
Port Lavaca, Lavaca Causeway, Matagorda Bay, Texas, Tide feet
| 12 am |
| 1.2 |
| 1 am |
| 1.1 |
| 2 am |
| 1.1 |
| 3 am |
| 1.1 |
| 4 am |
| 1.1 |
| 5 am |
| 1.1 |
| 6 am |
| 1.1 |
| 7 am |
| 1.1 |
| 8 am |
| 1 |
| 9 am |
| 1 |
| 10 am |
| 0.9 |
| 11 am |
| 0.8 |
| 12 pm |
| 0.7 |
| 1 pm |
| 0.6 |
| 2 pm |
| 0.6 |
| 3 pm |
| 0.6 |
| 4 pm |
| 0.7 |
| 5 pm |
| 0.8 |
| 6 pm |
| 1 |
| 7 pm |
| 1.1 |
| 8 pm |
| 1.2 |
| 9 pm |
| 1.3 |
| 10 pm |
| 1.3 |
| 11 pm |
| 1.3 |
Area Discussion for Houston/Galveston, TX
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FXUS64 KHGX 100642 AFDHGX
Area Forecast Discussion National Weather Service Houston/Galveston TX 142 AM CDT Sat Oct 10 2026
New AVIATION
KEY MESSAGES
- Hazardous marine conditions (winds/seas) are expected through early Saturday, with elevated risk of rip currents and minor coastal flooding continuing through Saturday evening.
- Lower humidity through Saturday, resulting in seasonable overnight lows but above normal daytime highs.
- Gradual warming trend into next week with isolated rain chances daily.
- Cold front on the horizon... generally around Friday-Saturday.
Cooler fall temps and higher rain chances possible.
DISCUSSION
Issued at 1121 PM CDT Fri Oct 9 2026
Weather will, for the most part, remain benign through the week with highs in the low 90s and lows in the 60s to low 70s. Onshore winds will begin pulling in moisture Saturday through the end of the week. While SE Texas will remain under the influence of a mid- upper level ridge, some showers could develop along the sea breeze each afternoon as it moves inland.
Beyond day 7, models continue to show a cold front sweeping through SE Texas with cooler temperatures on the horizon. While still pretty far off in the forecast, general timing appears to be next weekend.
Bailey
AVIATION
(06Z TAF Issuance)
Issued at 142 AM CDT Sat Oct 10 2026
VFR conditions will remain for the entire TAF cycle. Inland NE winds continue between 5-10kts and relax to LGT and VRB overnight. Along the coast, winds remain slightly elevated. Winds on Saturday pick back up throughout our area in the afternoon between 5-10kts out of the E then shift out of the SSE by evening.
MARINE
Issued at 1121 PM CDT Fri Oct 9 2026
Wave heights could still reach 6-8 ft at times through tonight, pushing 9 ft in the lightering area. Small Craft Advisories remain in effect through 7 AM Saturday. An increased risk for rip currents will continue through Saturday evening. Conditions improve into Saturday with winds veering southeasterly in the afternoon, then increasing slightly into Sunday. Showers and storms will be possible almost daily with higher rain chances expected next week.
Bailey
PRELIMINARY POINT TEMPS/POPS
College Station (CLL) 93 66 93 69 / 0 0 0 0 Houston (IAH) 91 69 92 72 / 0 0 0 0 Galveston (GLS) 84 78 85 80 / 0 0 0 0
HGX WATCHES/WARNINGS/ADVISORIES
TX...High Rip Current Risk through this evening for TXZ436>439.
GM...Small Craft Advisory until 7 AM CDT this morning for GMZ350-355- 370-375.
Area Forecast Discussion National Weather Service Houston/Galveston TX 142 AM CDT Sat Oct 10 2026
New AVIATION
KEY MESSAGES
- Hazardous marine conditions (winds/seas) are expected through early Saturday, with elevated risk of rip currents and minor coastal flooding continuing through Saturday evening.
- Lower humidity through Saturday, resulting in seasonable overnight lows but above normal daytime highs.
- Gradual warming trend into next week with isolated rain chances daily.
- Cold front on the horizon... generally around Friday-Saturday.
Cooler fall temps and higher rain chances possible.
DISCUSSION
Issued at 1121 PM CDT Fri Oct 9 2026
Weather will, for the most part, remain benign through the week with highs in the low 90s and lows in the 60s to low 70s. Onshore winds will begin pulling in moisture Saturday through the end of the week. While SE Texas will remain under the influence of a mid- upper level ridge, some showers could develop along the sea breeze each afternoon as it moves inland.
Beyond day 7, models continue to show a cold front sweeping through SE Texas with cooler temperatures on the horizon. While still pretty far off in the forecast, general timing appears to be next weekend.
Bailey
AVIATION
(06Z TAF Issuance)
Issued at 142 AM CDT Sat Oct 10 2026
VFR conditions will remain for the entire TAF cycle. Inland NE winds continue between 5-10kts and relax to LGT and VRB overnight. Along the coast, winds remain slightly elevated. Winds on Saturday pick back up throughout our area in the afternoon between 5-10kts out of the E then shift out of the SSE by evening.
MARINE
Issued at 1121 PM CDT Fri Oct 9 2026
Wave heights could still reach 6-8 ft at times through tonight, pushing 9 ft in the lightering area. Small Craft Advisories remain in effect through 7 AM Saturday. An increased risk for rip currents will continue through Saturday evening. Conditions improve into Saturday with winds veering southeasterly in the afternoon, then increasing slightly into Sunday. Showers and storms will be possible almost daily with higher rain chances expected next week.
Bailey
PRELIMINARY POINT TEMPS/POPS
College Station (CLL) 93 66 93 69 / 0 0 0 0 Houston (IAH) 91 69 92 72 / 0 0 0 0 Galveston (GLS) 84 78 85 80 / 0 0 0 0
HGX WATCHES/WARNINGS/ADVISORIES
TX...High Rip Current Risk through this evening for TXZ436>439.
GM...Small Craft Advisory until 7 AM CDT this morning for GMZ350-355- 370-375.
| Stations | Dist | Age | Wind | Air | Water | Waves | inHg | DewPt |
| PCNT2 - 8773701 - Matagorda Bay; Port O'Connor, TX | 0 mi | 51 min | 78°F | 87°F | 29.91 | |||
| MBET2 | 4 mi | 51 min | S 4.1G | 82°F | 83°F | 29.88 | ||
| SDRT2 - 8773037 - Seadrift, TX | 17 mi | 51 min | NNW 1.9G | 72°F | 81°F | 29.93 | ||
| VCAT2 | 18 mi | 51 min | NW 2.9G | 72°F | 82°F | 29.90 | ||
| AWRT2 | 26 mi | 51 min | NW 5.1G | 72°F | 83°F | 29.90 | ||
| EMAT2 | 32 mi | 51 min | NW 4.1G | 71°F | 80°F | 29.91 | ||
| MAXT2 - Mission-Aransas Reserve, TX | 40 mi | 45 min | NNE 4.1 | 77°F | 29.95 | 74°F | ||
| KBQX | 42 mi | 30 min | 0 | 82°F | 70°F | |||
| RCPT2 - 8774770 - Rockport, TX | 45 mi | 51 min | N 2.9G | 76°F | 83°F | 29.90 |
Wind History for Port OConnor, TX
toggle option: (graph/table)
No data
Airport Reports
| Airport | Dist | Age | Wind kt | Vis | Sky | Weather | Air | DewPt | RH | inHg |
| KPKV Calhoun County Airport US | 21 sm | 10 min | calm | 10 sm | Clear | 68°F | 68°F | 100% | 29.91 | |
| KPSX Palacios Municipal Airport US | 21 sm | 52 min | no data | -- | 29.92 |
Link to 5 hour of 5 minute data for KPKV
Terminal Aerodrome Forecast (TAF) for KPKV
Wind History Graph: PKV
(wind in knots)
GEOS Local Image of SouthCentralPlains
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