The 2008 North Indian Ocean cyclone season officially ran throughout the year during 2008, with the first depression forming on April 27. The timeline includes information that was not operationally released, meaning that information from post-storm reviews by the

Joint Typhoon Warning Center The Joint Typhoon Warning Center (JTWC) is a joint United States Navy – United States Air Force command in Pearl Harbor, Hawaii. The JTWC is responsible for the issuing of tropical cyclone warnings in the North-West Pacific Ocean, South P ...

(JTWC), and the

India Meteorological Department India Meteorological Department (IMD) is an Indian agency of the Ministry of Earth Sciences of the Government of India. It is the principal agency responsible for meteorological observations, weather forecasting and seismology. IMD is headquar ...

(IMD), such as information on a storm that was not operationally warned on. This timeline documents all the storm formations, strengthening, weakening,

landfall Landfall is the event of a storm moving over land after being over water. More broadly, and in relation to human travel, it refers to 'the first land that is reached or seen at the end of a journey across the sea or through the air, or the fact ...

extratropical transition Extratropical cyclones, sometimes called mid-latitude cyclones or wave cyclones, are low-pressure areas which, along with the anticyclones of high-pressure areas, drive the weather over much of the Earth. Extratropical cyclones are capable of p ...

s, as well as dissipation's during the

2008 North Indian Ocean cyclone season The 2008 North Indian cyclone season was one of the most disastrous tropical cyclone seasons in modern history, causing more than 140,000 fatalities and over US$15 billion in damage. At the time, it was the costliest season in the Nor ...

. During the year, 10 tropical depressions, 4 Cyclonic storms and 1 Severe Cyclonic storm formed. The scope of this basin is north of the Equator and west of the Malaysian Peninsula. The India Meteorological Department (IMD) and Joint Typhoon Warning Center (JTWC) monitor tropical cyclones in this basin. This basin is divided into two different seas by the IMD; the Arabian Sea to the west of India, which is abbreviated as ARB by the IMD, and the Bay of Bengal to the east of India, which is abbreviated as BOB by the IMD.

Timeline of storms

ImageSize = width:800 height:200 PlotArea = top:10 bottom:80 right:50 left:20 Legend = columns:3 left:30 top:58 columnwidth:270 AlignBars = early DateFormat = dd/mm/yyyy Period = from:01/04/2008 till:01/01/2009 TimeAxis = orientation:horizontal ScaleMinor = grid:black unit:month increment:1 start:01/04/2008 Colors = id:canvas value:gray(0.88) id:GP value:red id:TD value:rgb(0,0.52,0.84) legend:Depression_(31–50_km/h) id:DD value:rgb(0.43,0.76,0.92) legend:Deep_Depression_(51–62_km/h) id:TS value:rgb(0.3,1,1) legend:Cyclonic_Storm_(63–88_km/h) id:ST value:rgb(0.75,1,0.75) legend:Severe_Cyclonic_Storm_(89–117_km/h) id:VS value:rgb(1,0.85,0.55) legend:Very_Severe_Cyclonic_Storm_(118–165_km/h) id:ES value:rgb(1,0.45,0.54) legend:Extremely_Severe_Cyclonic_Storm_(166–220_km/h) id:SU value:rgb(0.55,0.46,0.9) legend:Super_Cyclonic_Storm_(≥221_km/h) Backgroundcolors = canvas:canvas BarData = barset:Hurricane bar:Month PlotData= barset:Hurricane width:10 align:left fontsize:S shift:(4,-4) anchor:till from:27/04/2008 till:03/05/2008 color:ES text: Nargis (ES) from:05/06/2008 till:07/06/2008 color:TD text:ARB 01 (D) from:16/06/2008 till:18/06/2008 color:TD text:BOB 02 (D) from:09/08/2008 till:10/08/2008 color:TD text:BOB 03 (D) from:15/09/2008 till:19/09/2008 color:DD text:BOB 04 (DD) from:19/10/2008 till:23/10/2008 color:DD text: ARB 02 (DD) from:25/10/2008 till:27/10/2008 color:TS text: Rashmi (CS) from:11/11/2008 till:16/11/2008 color:TS text:Khai-Muk (CS) barset:break from:25/11/2008 till:29/11/2008 color:TS text: Nisha (CS) from:03/12/2008 till:07/12/2008 color:DD text:BOB 08 (DD) bar:Month width:5 align:center fontsize:S shift:(0,-20) anchor:middle color:canvas from:01/04/2008 till:01/05/2008 text:April from:01/05/2008 till:31/05/2008 text:May from:01/06/2008 till:01/07/2008 text:June from:01/07/2008 till:01/08/2008 text:July from:01/08/2008 till:01/09/2008 text:August from:01/09/2008 till:01/10/2008 text:September from:01/10/2008 till:01/11/2008 text:October from:01/11/2008 till:01/12/2008 text:November from:01/12/2008 till:01/01/2009 text:December

April

;26 April :*18:00

UTC Coordinated Universal Time (UTC) is the primary time standard globally used to regulate clocks and time. It establishes a reference for the current time, forming the basis for civil time and time zones. UTC facilitates international communica ...

(11:30 p.m.

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) – The

(JTWC) reports that Tropical Depression 01B has formed roughly 765 km (465 mi) east of

Chennai, Tamil Nadu Chennai, also known as Madras (List of renamed places in India#Tamil Nadu, its official name until 1996), is the capital city, capital and List of cities in Tamil Nadu by population, largest city of Tamil Nadu, the southernmost states and ...

. ;27 April :*03:00 UTC (8:30 a.m. IST) – The

(IMD) designates Tropical Depression 01B as a depression. :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Depression BOB 01 (01B), has intensified into a deep depression. :*12:00 UTC (5:30 p.m. IST) – The JTWC reports that Tropical Depression 01B has intensified into a tropical storm. ;28 April :*00:00 UTC (5:30 a.m. IST) – The IMD reports that Deep Depression BOB 01 (01B), has intensified into a cyclonic storm and

names A name is a term used for identification by an external observer. They can identify a class or category of things, or a single thing, either uniquely, or within a given context. The entity identified by a name is called its referent. A person ...

it "Nargis". :*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Storm Nargis (01B), has intensified into a category 1 tropical cyclone. :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Cyclonic Storm Nargis (01B), has intensified into a severe cyclonic storm. ;29 April :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Severe Cyclonic Storm Nargis (01B), has intensified into a very severe cyclonic storm. ;30 April :*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Cyclone Nargis (01B), has weakened into a tropical storm. :*12:00 UTC (5:30 p.m. IST) – The JTWC reports that Tropical Storm Nargis (01B), has re-intensified into a category 1 tropical cyclone.

May

;1 May :*12:00 UTC (5:30 pm. IST) – The JTWC reports that Tropical Cyclone Nargis (01B), has intensified into a category 3 tropical cyclone. ;2 May :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Very Severe Cyclonic Storm Nargis (01B), has intensified into an extremely severe cyclonic storm. Simultaneously they report that it has reached its peak intensity with 3-minute sustained wind speeds of . :*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Cyclone Nargis has intensified into a category 4 tropical cyclone. Simultaneously, they report that the storm has reached its peak 1-minute sustained wind speeds of . :*12:00 – 14:00 UTC (5:30 – 7:30 p.m. IST) – Extremely Severe Cyclonic Storm Nargis (01B), makes landfall on the southwestern coast of

Myanmar Myanmar, officially the Republic of the Union of Myanmar; and also referred to as Burma (the official English name until 1989), is a country in northwest Southeast Asia. It is the largest country by area in Mainland Southeast Asia and has ...

at peak intensity with 3-minute sustained wind speeds of . :*18:00 UTC (11:30 p.m. IST) – The IMD reports that Extremely Severe Cyclonic Storm Nargis (01B), has weakened into a very severe cyclonic storm. :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Cyclone Nargis (01B), has weakened into a category 2 tropical cyclone. :*21:00 UTC (2:30 a.m. IST, 3 May) – The IMD reports that Very Severe Cyclonic Storm Nargis (01B), has weakened into a severe cyclonic storm. ;3 May :*00:00 UTC (5:30 a.m. IST) – The JTWC reports that Tropical Cyclone Nargis (01B), has weakened into a category 1 tropical cyclone. :*06:00 UTC (11:30 a.m. IST) – The IMD reports that Severe Cyclonic Storm Nargis (01B), has weakened into a cyclonic storm. :*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Cyclone Nargis (01B), has weakened into a tropical storm. :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Cyclonic Storm Nargis (01B), has degenerated into an area of low pressure while located over eastern Myanmar. :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Storm Nargis (01B), has weakened into a tropical depression. ;4 May :*00:00 UTC (5:30 a.m. IST) – The JTWC reports that Tropical Depression Nargis (01B), has dissipated while located over eastern Myanmar.

June

;5 June :*00:00 UTC (5:30 a.m. IST) – The IMD reports that Depression ARB 01 has formed roughly 830 km (530 mi) southwest of

Mumbai, India Mumbai ( ; ), also known as Bombay ( ; its official name until 1995), is the capital city of the Indian States and union territories of India, state of Maharashtra. Mumbai is the financial centre, financial capital and the list of cities i ...

. Simultaneously, they report that the system has reached its peak 3-minute sustained wind speeds of . ;7 June :*00:00 UTC (5:30 a.m. IST) – The IMD reports that Depression ARB 01 has weakened into an area of low pressure while located roughly 480 km (300 mi) southeast of

Muscat, Oman Muscat (, ) is the capital and most populous city in Oman. It is the seat of the Governorate of Muscat. According to the National Centre for Statistics and Information (NCSI), the population of the Muscat Governorate in 2022 was 1.72 million. ...

. ;16 June :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Depression BOB 02 has formed roughly 220 km (135 mi) southeast of

Kolkata, India Kolkata, also known as Calcutta (List of renamed places in India#West Bengal, its official name until 2001), is the capital and largest city of the Indian States and union territories of India, state of West Bengal. It lies on the eastern ba ...

. Simultaneously, they report that the system has reached its peak 3-minute sustained wind speeds of . :*11:00 – 12:00 UTC (4:30 – 5:30 p.m. IST) – Depression BOB 02 makes landfall on the coast of

Bangladesh Bangladesh, officially the People's Republic of Bangladesh, is a country in South Asia. It is the List of countries and dependencies by population, eighth-most populous country in the world and among the List of countries and dependencies by ...

at peak intensity with 3-minute sustained wind speeds of . ;18 June :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Depression BOB 02 has weakened into an area of low pressure while located over

Jharkhand Jharkhand (; ) is a States and union territories of India, state in East India, eastern India. The state shares its border with the states of West Bengal to the east, Chhattisgarh to the west, Uttar Pradesh to the northwest, Bihar to the north ...

August

;9 August :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Land Depression BOB 03 has formed over

Odisha Odisha (), formerly Orissa (List of renamed places in India, the official name until 2011), is a States and union territories of India, state located in East India, Eastern India. It is the List of states and union territories of India by ar ...

. Simultaneously, they report that the system has reached its peak 3-minute sustained wind speeds of . ;10 August :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Land Depression BOB 03 has weakened into an area of low pressure over northern Odisha.

September

;15 September :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Depression BOB 04 has formed roughly 345 km (215 mi) south of Kolkata, India. :*12:00 UTC (5:30 p.m. IST) – The JTWC designates Depression BOB 04 as Tropical Depression 02B. ;16 September :*06:00 UTC (11:30 a.m. IST) – The IMD reports that Depression BOB 04 (02B), has intensified into a deep depression. Simultaneously, they report that the system has reached its peak 3-minute sustained wind speeds of . ;*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Depression 02B has intensified into a tropical storm. :*16:00 – 17:00 UTC (9:30 – 10:30 p.m. IST) – Deep Depression BOB 04 (02B), makes landfall near

Chandbali Chandabali (or Chandbali) is an old town in the Bhadrak district of Odisha on the bank of the River Baitarani. History Before the 19th century AD, Chandabali was a small fishing village, and a natural river port. In 1866, trading began from th ...

, Odisha at peak intensity with 3-minute sustained wind speeds of . :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Storm 02B has reached its peak 1-minute sustained wind speeds of . ;17 September :*12:00 UTC (5:30 p.m. IST) – The JTWC reports that Tropical Storm 02B has weakened into a tropical depression. ;18 September :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Deep Depression BOB 04 (02B), has weakened into a depression. :*12:00 UTC (5:30 p.m. IST) – The JTWC reports that Tropical Depression 02B has dissipated while located over

Chhattisgarh Chhattisgarh (; ) is a landlocked States and union territories of India, state in Central India. It is the List of states and union territories of India by area, ninth largest state by area, and with a population of roughly 30 million, the List ...

. ;19 September :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Depression BOB 04 (02B), has weakened into an area of low pressure over central

Uttar Pradesh Uttar Pradesh ( ; UP) is a States and union territories of India, state in North India, northern India. With over 241 million inhabitants, it is the List of states and union territories of India by population, most populated state in In ...

October

;19 October :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Depression ARB 02 has formed roughly 1,795 km (1,115 mi) northeast of

Mogadishu, Somalia Mogadishu, locally known as Xamar or Hamar, is the capital and most populous city of Somalia. The city has served as an important port connecting traders across the Indian Ocean for millennia and has an estimated urban population of 2,610,4 ...

. ;20 October :*06:00 UTC (11:30 a.m. IST) – The JTWC designates Depression ARB 02 as Tropical Depression 03A. :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Depression 03A has reached its peak 1-minute sustained wind speeds of . ;21 October :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Depression ARB 02 has intensified into a deep depression. Simultaneously, they report that the system has reached its peak 3-minute sustained wind speeds of . :*18:00 UTC (11:30 p.m. IST) – Deep Depression ARB 02 makes landfall on the Yemeni island of

Socotra Socotra, locally known as Saqatri, is a Yemeni island in the Indian Ocean. Situated between the Guardafui Channel and the Arabian Sea, it lies near major shipping routes. Socotra is the largest of the six islands in the Socotra archipelago as ...

at peak intensity with 3-minute sustained wind speeds of 55 mph (35 mph). ;22 October :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Deep Depression ARB 02 has weakened into a depression. ;23 October :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Depression ARB 02 has weakened into an area of low pressure while located over the western

Arabian Sea The Arabian Sea () is a region of sea in the northern Indian Ocean, bounded on the west by the Arabian Peninsula, Gulf of Aden and Guardafui Channel, on the northwest by Gulf of Oman and Iran, on the north by Pakistan, on the east by India, and ...

. :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Depression 03A has dissipated while located over the western Arabian Sea. ;24 October :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Depression 04B has formed roughly 370 km (230 mi) southeast of

Visakhapatnam, India Visakhapatnam (; List of renamed places in India, formerly known as Vizagapatam, and also referred to as Vizag, Visakha, and Waltair) is the largest and most populous metropolitan city in the States and union territories of India, Indian stat ...

. ;25 October :*03:00 UTC (8:30 a.m. IST) – The IMD designates Tropical Depression 04B as Depression BOB 05. ;26 October :*00:00 UTC (5:30 a.m. IST) – The IMD reports that Depression BOB 05 (04B), has intensified into a deep depression. :*00:00 UTC (5:30 a.m. IST) – The JTWC reports that Tropical Depression 04B has intensified into a tropical storm. :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Deep Depression BOB 05 (04B), has intensified into a cyclonic storm and names it "Rashmi". :*18:00 UTC (11:30 p.m. IST) – The JTWC reports that Tropical Storm Rashmi (04B), has reached its peak 1-minute sustained wind speeds of . :*21:00 UTC (2:30 a.m. IST, 27 October) – The IMD reports that Cyclonic Storm Rashmi (04B), has reached its peak 3-minute sustained wind speeds of . :*22:00 – 23:00 UTC (3:30 – 4:30 a.m. IST, 27 October) – Cyclonic Storm Rashmi (04B), makes landfall on the Bangladeshi coast at peak intensity with 3-minute sustained wind speeds of . ;27 October :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Cyclonic Storm Rashmi (04B), has weakened into a deep depression. :*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Storm Rashmi (04B), has weakened into a tropical depression and dissipated while located near the Bangladesh –

Meghalaya Meghalaya (; "the abode of clouds") is a states and union territories of India, state in northeast India. Its capital is Shillong. Meghalaya was formed on 21 January 1972 by carving out two districts from the Assam: the United Khasi Hills an ...

border. :*09:00 UTC (2:30 p.m. IST) – The IMD reports that the deep depression, ex-Rashmi (04B), has weakened into an area of low pressure over Meghalaya.

November

;13 November :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Depression BOB 06 has formed roughly 595 km (370 mi) southeast of Chennai, India. :*12:00 UTC (5:30 p.m. IST) – The JTWC designates Depression BOB 06 as Tropical Depression 05B. ;14 November :*00:00 UTC (5:30 a.m. IST) – The JTWC reports that Tropical Depression 05B has intensified into a tropical storm. :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Depression BOB 06 (05B), has intensified into a deep depression. :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Deep Depression BOB 06 (05B), has intensified into a cyclonic storm and names it Khai-Muk. :*12:00 UTC (5:30 p.m. IST) – The JTWC reports that Tropical Storm Khai-Muk (05B), has reached its peak 1-minute sustained wind speeds of . :*21:00 UTC (2:30 a.m. IST, 15 November) – The IMD reports that Cyclonic Storm Khai-Muk (05B), has reached its peak 3-minute sustained wind speeds of . ;15 November :*06:00 UTC (11:30 a.m. IST) – The IMD reports that Cyclonic Storm Khai-Muk (05B), has weakened into a deep depression. :*22:00 – 2300 UTC (3:30 – 4:30 a.m. IST, 16 November) – The IMD reports that the deep depression, ex-Khai-Muk (05B), has made landfall near Kavali, Andhra Pradesh with winds of . ;16 November :*03:00 UTC (8:30 a.m. IST) – The IMD reports that the deep depression, ex-Khai-Muk (05B), has weakened into a depression. :*06:00 UTC (11:30 a.m. IST) – The JTWC reports that Tropical Storm Khai-Muk (05B), has weakened into a tropical depression and dissipated over southern

Andhra Pradesh Andhra Pradesh (ISO 15919, ISO: , , AP) is a States and union territories of India, state on the East Coast of India, east coast of southern India. It is the List of states and union territories of India by area, seventh-largest state and th ...

. :*09:00 UTC (2:30 p.m. IST) – The IMD reports that the depression, ex-Khai-Muk (05B), has weakened into an area of low pressure over

Rayalaseema Rayalaseema (IAST: ''Rāyalasīma'') is a geographic region in the Indian state of Andhra Pradesh. It comprises four southern districts of the State, from prior to the districts reorganisation in 2022, namely Kurnool, Anantapur, Kadapa, and ...

and

Telangana Telangana is a States and union territories of India, state in India situated in the Southern India, south-central part of the Indian subcontinent on the high Deccan Plateau. It is the List of states and union territories of India by area, ele ...

. ;25 November :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Depression BOB 07 has formed over northern

Sri Lanka Sri Lanka, officially the Democratic Socialist Republic of Sri Lanka, also known historically as Ceylon, is an island country in South Asia. It lies in the Indian Ocean, southwest of the Bay of Bengal, separated from the Indian subcontinent, ...

. :*12:00 UTC (5:30 p.m. IST) – The IMD reports that Depression BOB 07 has intensified into a deep depression. ;26 November :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Deep Depression BOB 07 has intensified into a cyclonic storm and names it "Nisha". :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Cyclonic Storm Nisha has reached its peak 3-minute sustained wind speeds of . ;27 November :*00:00 – 01:00 UTC (5:30 – 6:30 a.m. IST) – Cyclonic Storm Nisha makes landfall north of Karaikal, Puducherry at peak intensity with winds of . :*09:00 UTC (2:30 p.m. IST) – The IMD reports that Cyclonic Storm Nisha has weakened into a deep depression. :*12:00 UTC (5:30 p.m. IST) – The IMD reports that the deep depression, ex-Nisha, has weakened into a depression. ;28 November :*00:00 UTC (5:30 a.m. IST) – The IMD reports that the depression, ex-Nisha, has weakened into an area of low pressure over northern Tamil Nadu.

December

;4 December :*03:00 UTC (8:30 a.m. IST) – The IMD reports that Depression BOB 08 has formed roughly 635 km (395 mi) northwest of Banda Aceh, Indonesia. ;5 December :*00:00 UTC (5:30 a.m. IST) – The IMD reports that Depression BOB 08 has intensified into a deep depression. Simultaneously, they report that the system has reached its peak 3-minute sustained wind speeds of . ;7 December :*00:00 UTC (5:30 a.m. IST) – The IMD reports that Deep Depression BOB 08 has weakened into a depression. :*15:00 UTC (8:30 p.m. IST) – The IMD reports that Depression BOB 08 has weakened into an area of low pressure over Sri Lanka.

Notes

References

External links

India Meteorological DepartmentJoint Typhoon Warning Center
{{DEFAULTSORT:Timeline of the 2008 North Indian Ocean Cyclone Season 2008 North Indian Ocean cyclone season North Indian Ocean meteorological timelines 2008 NIO T NIO T