Region

Guatemala / El Salvador Sea Surface Temperature & Chlorophyll Charts

Satellite SST, chlorophyll and depth structure for Guatemala / El Salvador. Find the temperature break and color edge before you burn the fuel.

Guatemala / El Salvador bathymetry and named fishing spots base map

Live SST & chlorophyll for Guatemala / El Salvador

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
Middle America Trenchfeature––

Nearby buoys

Cape San Martin
64°F
air 61°F · wind 16 kt
2026-10-19 15:30 UTC · NOAA NDBC 46028
Monterey
64°F
air 59°F · wind 12 kt
2026-10-19 15:30 UTC · NOAA NDBC 46042
Half Moon Bay
63°F
air 59°F · wind 10 kt · seas 6 ft
2026-10-19 15:00 UTC · NOAA NDBC 46012
San Francisco
60°F
wind 10 kt
2026-10-19 15:30 UTC · NOAA NDBC 46026
West California (offshore)
65°F
air 64°F · wind 14 kt
2026-10-19 15:30 UTC · NOAA NDBC 46059
Point Arena
58°F
wind 10 kt
2026-10-19 15:30 UTC · NOAA NDBC 46014

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

Fishing Guatemala / El Salvador

Guatemala and El Salvador fish as some of the best warm water sailfish country on earth, and the chart is built to help you read it. The grounds that matter sit roughly twenty to forty miles offshore, where currents converge in the famous Pocket off Guatemala and along the El Salvador coast. This is a release fishery with very high billfish numbers, so the hunt is less about a cold upwelling seam and more about finding where warm blue water stacks bait and raises fish, usually along the offshore convergence where cleaner blue meets greener or cooler water.

Read the chart as layers working together. SST breaks mark the temperature seams where water masses meet. Chlorophyll color changes show where the greener, bait rich water edges against the clean blue. The convergence lines and offshore current structure help concentrate that life into a smaller patch you can actually troll. When the breaks, the color edges and the structure stack up in one place, that is where you start the morning.

Headline fish are Pacific sailfish, released, with blue marlin, yellowfin tuna and mahi (dorado) in the mix. Sails are the reason anglers cross the world for the Pocket, and the chart is intelligence for narrowing a big ocean down, not a promise that fish are there on a given day.

Treat this as a planning tool and not for navigation. Seasons, runs and regulations change every year, so confirm current rules and closures with local captains and authorities before you go. The chart points you at the likely water, and your captain and the conditions on the day do the rest.

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

Guatemala / El Salvador FAQ

Are there buoys calibrating this data off Guatemala and El Salvador?
No. These are foreign waters with no NOAA NDBC buoys, so there is no buoy calibration and no buoy ground truth here. The chart is satellite only. That still makes it a strong planning tool for finding breaks and color edges, but read it as satellite intelligence rather than a buoy verified number.
Where should I focus when I open the chart?
Look roughly twenty to forty miles offshore for the Pocket convergence and the color edges along the El Salvador coast. Line up a clear SST break, a chlorophyll color change and the current convergence, and fish where all three agree. That overlap is where bait and billfish tend to concentrate.
Why is the image sometimes patchy or blended over several days?
This tropical Pacific coast is often cloudy, especially in the rainy season, so satellite coverage can leave gaps and the composite blends a longer window to fill them. Do not expect a complete picture every day. Lean on the breaks, gradients and color edges that are visible rather than waiting for a perfect clear frame.
Does a hot looking break guarantee a sailfish bite?
No. The chart shows you where conditions favor bait and billfish, not a guarantee of fish on the day. Seasons and runs shift year to year, and this is a release fishery, so check current regulations. Use the chart to narrow the search, then let the captain and the day confirm it.

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.