The official Regional Specialized Meteorological Centre in this basin is the India Meteorological Department (IMD), while the Joint Typhoon Warning Center releases unofficial advisories to the Indian Ocean in the Northern Hemisphere, east of the Horn of Africa and west of the Malay Peninsula.
During the season, cyclones Laila, Phet, Giri and Jal along with Bandu caused excessive life loss across the Indian Subcontinent and the Middle East.
Albeit very active, no tropical storms formed between mid June and early October because of a very strong southwest monsoon, a weather anomaly that caused the 2010 Pakistan floods.
On May 17, the India Meteorological Department (IMD) upgraded an area of low pressure to a depression, giving it the designation "BOB 01".
[4] That evening, the Joint Typhoon Warning Center (JTWC) designated the system as Tropical Cyclone 01B.
[10] On May 20 the storm disabled a cargo vessel, MV Dubai Moon, and left it drifting off the Somali coast.
The system was located to the south of a high pressure center anchored over Oman in an area of moderate vertical windshear.
On May 31, the India Meteorological Department (IMD) upgraded an area of low pressure to a depression, giving it the designation "ARB 02".
[19] On October 7, the India Meteorological Department (IMD) upgraded an area of low pressure to a depression, giving it the designation "BOB 02".
[26] The Depression continued to weaken as it moved northwest until it was caught up in the jet stream and completely absorbed by a non-tropical storm early on October 9.
[30][31] On October 13, the India Meteorological Department (IMD) upgraded an area of low pressure to a depression, giving it the designation "BOB 03".
[39] During the next day, the India Meteorological Department (IMD) upgraded the area of low pressure to a depression giving it the designation "BOB 04".
[41] That day, the Joint Typhoon Warning Center (JTWC) designated the system as Tropical Cyclone 04B.
[45] Late on the same day, the IMD reported that the system had grown stronger than Cyclone Phet, becoming the most powerful storm of the season.
[53] Later on November 1, the system began showing signs of further, but slow organization, as it continued moving west slowly.
[54] on November 2, the Malaysian Meteorological Department (MMD) also issued their first advisory on the system, and simply called it Depression.
[56] Late on November 3, the Joint Typhoon Warning Center (JTWC) issued a Tropical Cyclone Formation Alert on the system.
[57] Early on November 4, the India Meteorological Department (IMD) upgraded the area of low pressure to a depression giving it the designation "BOB 05".
[58] That day, the Joint Typhoon Warning Center (JTWC) designated the system as Tropical Cyclone 05B.
[72] However, instead of crossing the Arabian Sea, the system moved north along the western coast of India, restrengthening slightly, but not enough for it to regenerate completely.
Early on November 12, the remnants of Cyclone Jal were completely absorbed by a non-tropical low over the Himalayas.
On December 7, the India Meteorological Department (IMD) upgraded the area of low pressure to a depression giving it the designation "BOB 06".