Region

Texas / West Gulf Sea Surface Temperature & Chlorophyll Charts

Satellite SST, chlorophyll and depth structure for Texas / West Gulf. Find the temperature break and color edge before you burn the fuel.

Texas / West Gulf bathymetry and named fishing spots base map

Live SST & chlorophyll for Texas / West Gulf

This preview shows depth and structure only. Unlock the live satellite water temperature and color layers, updated throughout the day.

Named spots

SpotTypeDepthFrom nearest port
Alaminos Canyoncanyon1597 fm–
Keathley Canyoncanyon1050 fm–
Perdido Valleycanyon1481 fm–

Nearby buoys

WEST GULF
82°F
air 79°F · wind 18 kt
2026-10-19 15:30 UTC · NOAA NDBC 42002
GALVESTON,TX
79°F
air 73°F · wind 16 kt
2026-10-19 15:30 UTC · NOAA NDBC 42035
TGLO TABS Buoy B
79°F
air 74°F · wind 16 kt
2026-10-19 11:00 UTC · NOAA NDBC 42043
Aransas Pass Channel Entrance S, TX (252
80°F
seas 4 ft
2026-10-19 15:30 UTC · NOAA NDBC 42092

Latest NOAA NDBC observations. Satellite and in water readings may differ.

Fishing Texas / West Gulf

The Texas coast fronts the western Gulf, and the run to the blue water is a long one off most of the state. The shelf is wide off the upper and middle coast, so deep water sits well offshore, and it only comes within easier reach as you work south toward the lower coast and the deeper water off the shelf edge. That distance makes planning essential, because a blue water trip out of Freeport, Port Aransas or South Padre is a serious commitment of fuel and time, and the chart is how you decide whether the water is worth the run.

The read here combines the offshore blue water picture with the Gulf's own features. Warm water, color changes and temperature breaks set up over the shelf edge and the deeper water, and eddies shed from the Loop Current can swing west and push warm blue water toward the Texas grounds. When clean, warm water and a temperature break line up out near the shelf edge and the deep structure, the offshore fishing comes alive. The SST and chlorophyll layers together tell you whether that water has pushed into range.

Structure anchors the fishing. The famous offshore banks, the oil and gas platforms and the shelf edge features concentrate bait and hold fish out in the deep water, and the artificial reefs and wrecks do the same closer in. A color or temperature edge sitting over one of those features is far more productive than the same water over open bottom, so pairing the water layers with the depth contours is how you build a plan worth the long run.

Seasonally, crews typically target yellowfin and blackfin tuna, dolphin, wahoo and billfish out along the shelf edge, the banks and the deep rigs in the warmer months when the blue water is in. Kingfish and cobia work the nearshore and the structure, and red snapper and other bottom fish over the reefs and banks run on their managed seasons. None of it is a promise. Seasons, runs and regulations change every year, so always check current rules.

Before committing to a long offshore run, read where the warm blue water and the cleanest edge are sitting relative to the banks, the rigs and the shelf edge, and point the bow at the structure that already has good water on it.

What you get with ReelTemps

From the water

★★★★★
I've tried every temp map out there and they all feel like they were built ten years ago. I'm not exactly a tech guy, but this one actually makes sense the second you open it. First time using it, I marked a break in about 30 seconds the night before and boated bluefin right on it the next morning.
CR
Captain RobCharter captain · San Francisco, CA
★★★★★
Used to burn half a tank driving around looking for color change or a solid temp break. Now I check ReelTemps before I leave the dock and I know exactly where I'm going. Less time driving around guessing, more time with lines in the water.
PE
PeteHalf Moon Bay, CA
★★★★★
Albacore season used to mean a couple hours of homework the night before and just hoping it held up. Now I do most of my research that morning and pull it up on my phone if things change once we're out there. Makes calling an audible a lot easier.
KE
KevinBodega Bay, CA

Texas / West Gulf FAQ

Why is the run offshore so long off Texas?
The shelf is wide off much of the Texas coast, so the deep blue water sits well out, coming within easier reach mostly off the lower coast and the shelf edge. A blue water trip is a big fuel and time commitment, which is why reading the water first matters.
What offshore structure holds fish out here?
The famous offshore banks, the oil and gas platforms and the shelf edge features concentrate bait in the deep water, with artificial reefs and wrecks closer in. A color or temperature edge sitting over one of those is where you want to set up.
How does the Loop Current reach the Texas grounds?
Eddies shed from the Loop Current can swing west and push warm blue water toward the Texas shelf edge and the deep water. The chart shows whether that warm water has pushed into range over the banks and rigs before you commit to the run.
What do people typically target off Texas?
Yellowfin and blackfin tuna, dolphin, wahoo and billfish along the shelf edge, banks and deep rigs in the warmer months, with kingfish and cobia nearshore and red snapper and bottom fish on their managed seasons. Seasons and regulations change, so check current rules.

Nearby regions

Not for navigation. ReelTemps is a fishing intelligence tool, not a nautical chart. Sea surface temperature data courtesy of NOAA CoastWatch and NASA PO.DAAC. Buoy observations from NOAA NDBC.