Marine Heatwave Advisory Services (MAHAS)

Marine Heatwave event of Moderate category with area of spreading 25.47% has been observed on 2026-08-15 over the Arabian Sea; Marine Heatwave event of Moderate category with area of spreading 34.53% has been observed on 2026-08-15 over the Bay of Bengal; Marine Heatwave event of Moderate to Extreme category with area of spreading 22.39% has been observed on 2026-08-15 over the Rest of Indian Ocean; Marine Heatwave event of No Heat Wave category with area of spreading 15.29% has been observed on 2026-08-15 over the Persian Gulf; Marine Heatwave event of Moderate to Extreme category with area of spreading 80.32% has been observed on 2026-08-15 over the Maharashtra coast; Marine Heatwave event of Moderate category with area of spreading 93.10% has been observed on 2026-08-15 over the Goa coast; Marine Heatwave event of Moderate category with area of spreading 86.61% has been observed on 2026-08-15 over the Karnataka coast; Marine Heatwave event of Moderate category with area of spreading 86.60% has been observed on 2026-08-15 over the Lakshadweep coast; Marine Heatwave event of Moderate category with area of spreading 34.53% has been observed on 2026-08-15 over the West Bengal coast; Marine Heatwave event of Moderate to Extreme category with area of spreading 95.14% has been observed on 2026-08-15 over the Andaman coast; Marine Heatwave event of Moderate category with area of spreading 71.52% has been observed on 2026-08-15 over the Nicobar coast;