Key takeaways
- Mediterranean Sea: decreasing intensity and extent of the marine heatwave in the whole basin.
- Tropical Atlantic : overall stability and decrease in marine heatwave categories and extent in the region.
- Indian Ocean : a marine heatwave is developing in the region with strong to severe categories and locally extreme.
North Tropical Atlantic
The marine heatwave in the Gulf of Mexico and in the Caribbean Sea remains stable with strong category. The marine heatwave extent around 30°W and near the equator decreases, only a few scattered areas remain.

Mediterranean Sea | -1°C à 2°C |
Tropical Atlantic | -1°C à 1.5°C |
North Pacific | -1°C à 2.5°C |
Tropical Pacific | -3°C < 3°C |
Indian Ocean | -1°C à 1.5°C |