Yellowfin Tuna water temperature at Louisiana Deepwater & Rigs.
Typical May SST in Louisiana Deepwater & Rigs is 76–82°F. Yellowfin Tuna prefer 65–86°F with peak activity in 72–79°F.
Yellowfin Tuna SST threshold
Year-round overlap with Louisiana Deepwater & Rigs SST
Where the Louisiana Deepwater & Rigs typical monthly SST band overlaps with yellowfin tuna's preferred and optimal ranges, the species is in range.
| Month | Zone SST | Status |
|---|---|---|
| Jan | 64–72°F | Fishable |
| Feb | 64–70°F | Fishable |
| Mar | 68–74°F | Peak |
| Apr | 72–78°F | Peak |
| Maynow | 76–82°F | Peak |
| Jun | 80–84°F | Fishable |
| Jul | 82–86°F | Fishable |
| Aug | 82–86°F | Fishable |
| Sep | 80–84°F | Fishable |
| Oct | 76–82°F | Peak |
| Nov | 70–78°F | Peak |
| Dec | 66–74°F | Peak |
April, November
Find a warm core eddy or canyon edge with a 2–4°F break. Troll cedar plugs, ballyhoo, and Green Machines through the warm side. Chunk butterfish at canyon edges overnight on the temperature line.
These ranges are climatological norms. Actual SST varies year over year — get an SST satellite shot the day before you run.
Live SST imagery for Louisiana Deepwater & Rigs.
Bield: Fish overlays current NOAA CoastWatch SST onto your chartplotter view and alerts you when Louisiana Deepwater & Rigs hits yellowfin tuna's optimal 72–79°F window.