Weekly Weather

Weekly Weather Update 07-13 September 2017

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A landslide struck Jammu-Srinagar national highway, the only all weather road linking Kashmir with the rest of the country at Morh Passi near Balli Nallah in Udhampur district on Monday afternoon around 1633 hours i.e 11th September, damaging a bridge and blocking the road.  A landslide also struck the highway at Makarkot in Ramsu area of Ramban district around 2000 hours on Sunday i.e 10th September 2017. North-south trough ran from Madhya Maharashtra to  Karnataka on 8th to 12th and from Lakshadweep area to Gujarat on the 13th. The East­west shear zone roughly along latitude 6.0°N on 7th,  8.0°N on 8th, 10.0°N on 9th, 11.0°N on 10th & 11th between lower and middle levels and became less marked on the 12th. Due to the above system heavy to very heavy rainfall occurred at isolated places over Madhya Maharashtra, Marathawada and over the southern Peninsula on many days of the week. Western Disturbance as an upper air cyclonic circulation between 3.1 & 5.8 km above mean sea level developed over north Pakistan &  neighbourhood areas with a trough aloft from the 7th to the 10th and moved away  on the 11th. Another north-south trough ran from Sub-Himalayan West Bengal to northern Bay of Bengal from 7th to 10th September causing heavy to very heavy rainfall at isolated places over parts of Eastern & northeastern India on most of the days of the week.

Data Source: India Meteorological DepartmentFig: Hundreds of vehicles got stranded in the aftermath of the landslide and efforts are on to shift them to safer places away from the landslide prone-areas.

Most of the Sub-Divisions in north and central India received deficient rainfall whereas  northeastern States & Peninsular India received normal to excess rainfall. 
During the week, rainfall over the country as a whole was 31 per cent below the long period average (LPA).  Details of the rainfall distribution over the four broad homogeneous regions of India are given below:
Regions Actual Rainfall (mm) Normal Rainfall (mm) % dep. from LPA
Country as a whole 31.7 46.2 -31%
Northwest India 9.8 34.8 -72%
Central India 35.4 51.1 -31%
South Peninsula 39.5 31.4 26%
East & Northeast India 56.5 76.0 -26%
 
For the country as a whole, cumulative rainfall was 6 per cent below LPA as on 13th September. Madhya Pradesh, Vidarbha, Uttar Pradesh and Haryana have received deficient rainfall. Details of the rainfall distribution over the four broad homogeneous regions of India are given below
Regions Actual Rainfall (mm) Normal Rainfall (mm) % dep. from LPA
Country as a whole 752.7 802.0 -6%
Northwest India 519.7 568.5 -9%
Central India 811.4 895.6 -9%
South Peninsula 599.6 617.9 -3%
East & Northeast India 1266.6 1280.5 -1%
Week 1 (15-21 September 2017): Monsoon activity will be mainly over the southern peninsula and adjoining central India (towards the west coast). Above normal rainfall is expected over western Ghats (except Saurashtra), Maharashtra, Telengana and north Interior Karnataka. Normal rainfall is likely over the Northeastern states, central India (Odisha, Chhattisgarh, Madhya Pradesh, Gujarat); Coastal Andhra Pradesh and south Interior Karnataka. Whereas, remaining parts of central India, north-west India are likely to receive subdued rainfall. For the country as a whole it is expected to be close to normal with southern peninsula and central India above normal and Northeast & Northwest India expected to experience  below normal conditions. Week 2 (22-28 September 2017):The monsoon conditions are likely to improve during the week compared to week 1 with formation of a system over the Bay of Bengal off Odisha coast. Most of India is expected to get above normal or normal rainfall during the week except extreme-northern India. Above normal rainfall is expected over all the 4 homogeneous regions with Northwest India and Central India expected to have higher positive departure.

Delhi ( Safdarjung)Mumbai ( Santacruz)

Kolkata

Chennai

Srinagar

Lucknow

Guwahati

Nagpur

Ahmedabad

Hyderabad

Bengaluru

Thiruvananthapuram

 

 
  • 07 September, 2017:SUB-HIMALAYAN WEST BENGAL & SIKKIM: CHENGMARI/DIANA-9, BAGRAKOTE-8, WEST UTTAR PRADESH: DEOBAND-10, MAWANA-9, TELANGANA: ASWARAOPETA-7, ASWARAOPET(A)-7, HUZURABAD-7, RAYALASEEMA: DHARMAVARAM-9, KAMALAPURAM-8, ROYACHOTI-8, SRIKALAHASTI-8, LAKKIREDDIPALLE-8, CHITTOOR-7, PALASAMUDRAM-7, SAMBEPALLE-7, TAMIL NADU & PUDUCHERRY: CHEYYAR-7, R.K.PET-7, ALANGUDI-7, SOUTH INTERIOR KARNATAKA: ARASIKERE-10, TIPTUR-9, HESARAGHATTA-7.  
  •  08 September, 2017:SUB‑HIMALAYAN WEST BENGAL & SIKKIM: BUXADUAR‑9, JALPAIGURI‑8, ASSAM & MEGHALAYA: AIE NH XING‑8, KHERONIGHAT‑8, GOSSAIGAON‑7, WILLIAMNAGAR‑7, ODISHA: GUNUPUR‑7, BIHAR: TAIBPUR‑8, RAMNAGAR‑6, KOILWAR‑5, THAKURGANJ‑4, BAGAHA‑3, MUSHARI‑3, BIHTA‑3, MUZAFFARPUR‑2, MOTIHARI‑2, SURSAND‑2, MAHUA‑2, KODAWANPUR/C.BII‑2, LAKHISARAI‑2, INDRAPURI‑1, BARAHARA‑1, BHAGALPUR‑1, MINAPUR‑1, ARARIA‑1, SAHEBGANJ‑1, BARHIYA‑1, MAHEDI/MEHSHI‑1, HIMACHAL PRADESH: NAINA DAVI‑8, KONKAN & GOA: HARNAI IMD OBSY‑8, MANDANGAD‑7, MAHAD‑7, POLADPUR‑7, SANGAMESHWAR DEVRUKH‑7, MADHYA MAHARASHTRA: BARAMATI‑13, PADEGAON-AGRI‑11, PHALTAN‑9, MOHOL‑9, KHATAV VADUJ‑9, MALSHIRAS‑8, AKALKOT‑8, MANGALVEDHA‑8, KARAD‑7, SANGOLA‑7, ATPADI‑7, WAI‑7, SATARA ‑ IMD OBSY‑7, VITA‑7, MARATHWADA: WASHI‑11, BHUM‑9, UMARGA‑8, PATODA‑7, ASHTI‑7, VIDARBHA: MAUDA‑8, COASTAL ANDHRA PRADESH: REPALLE‑11, TELANGANA: NARAYANPET‑7, RAYALASEEMA: GUMMAGATTA‑7, TAMIL NADU & PUDUCHERRY: ANAIKARANCHATRAM(KOLLID‑9, NORTH INTERIOR KARNATAKA: MUDGAL‑11, BAGALKOTE PTO‑11, SANKESHWAR‑9, KUSHTAGI‑8, KALABURGI OBSY‑8, CHITTAPUR‑8, NELOGI‑7, LINGASUGUR‑7, KALGI‑7, SOUTH INTERIOR KARNATAKA: KUDATHINI‑8, KERALA: TRIVANDRUM AERO‑9, THIRUVANANTHAPURAM‑7
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  •  09 September, 2017:SUB‑HIMALAYAN WEST BENGAL & SIKKIM: BUXADUAR‑9, ARUNACHAL PRADESH: PASIGHAT- AERO‑11, ASSAM & MEGHALAYA: CHERRAPUNJI(RKM)‑21, CHERRAPUNJI‑17, PANBARI‑11, AIE NH XING‑11, NUMALIGARH‑10, MANASH NH XING‑8, KOKRAJHAR‑8, BEKY RLY.BRIDGE‑8, BARPETA‑7, KHERONIGHAT‑7, NAGALAND, MANIPUR, MIZORAM & TRIPURA: LUNGLEI‑10, MADHYA MAHARASHTRA: SINNAR‑7, MARATHWADA: DEONI‑10, JINTUR‑10, PARBHANI ‑ IMD OBSY‑9, DHALEGAON ‑ FMO‑9, VIDARBHA: SINDKHED RAJA‑9, RAYALASEEMA: CHITTOOR‑13, TAMIL NADU & PUDUCHERRY: KUMBAKONAM‑16, PAMBAN‑11, KODAIKANAL‑10, AVINASI‑9, MADURAI SOUTH‑9, ARAVAKURICHI‑7, PONNERI‑7, SOUTH INTERIOR KARNATAKA: SHIDLAGHATTA‑9, TIPTUR‑7, BENGALURU CITY OBSY‑7, HOSADURGA‑7, KERALA: KUPPADY‑7.
  • 10 September, 2017 SUB-HIMALAYAN WEST BENGAL & SIKKIM: BAGDOGRA IAF-14, GAJOLDOBA-10, COOCH BEHAR-9, MATHABHANGA-9, CHAMPASARI-8, ALIPURDUAR (CWC)-7, ASSAM & MEGHALAYA: CHERRAPUNJI-22, MELABAZAR/MATUNGA-20, BEKI MATHUNGARI-16, DRF-13, CHERRAPUNJI(RKM)-13, PANBARI-12, SHELLA-11, DHUBRI CWC-10, KOKRAJHAR-9, GOIBARGAON-8, KARIMGANJ-7, DHEMAJI AWS-7, ODISHA: HEMGIRI-9, BIHAR: TAIBPUR-8, HIMACHAL PRADESH: BAIJNATH-12, WEST MADHYA PRADESH: AGAR-8, CHHATTISGARH: BEMETARA-8, RAYALASEEMA: ROLLA-12, AGALI-11, TAMIL NADU & PUDUCHERRY: ALANGAYAM-7, COASTAL KARNATAKA: DHARMASTHALA-7, SOUTH INTERIOR KARNATAKA: MAGADI-14, SIRA-11, BARGUR-9, NELAMANGALA-9, TIPTUR-8, BASARALU-8, CHIKKANAHALLI PTO-7, BELLUR-7, DUDDA-7, HULIYURDURGA-7, BENGALURU CITY OBSY-7, CHIKKAMAGALURU PTO-7, KERALA: MANJERI-7.
  • 11 September, 2017:SUB‑HIMALAYAN WEST BENGAL & SIKKIM: GAJOLDOBA‑7, NAGALAND, MANIPUR, MIZORAM & TRIPURA: AGARTALA AERO‑13, SERCHIP(HYDRO)‑10, AMARPUR‑9, ODISHA: K NUAGAON ARG‑7, BIHAR: PHULPARAS‑7, KONKAN & GOA: MAHAD‑10, SAWANTWADI‑10, MANGAON‑9, VAIBHAVWADI‑7, CHIPLUN‑7, MADHYA MAHARASHTRA: NAVAPUR‑9, PAROLA‑7,  TAMIL NADU & PUDUCHERRY: COONOOR PTO‑11, COONOOR‑9, NORTH INTERIOR KARNATAKA: BEVOOR‑7, KERALA: MANJERI‑12.
  • 12 September, 2017:SUB‑HIMALAYAN WEST BENGAL & SIKKIM: BUXADUAR‑15, DENTAM‑9, CHEPAN‑8, NAGALAND, MANIPUR, MIZORAM & TRIPURA: THOUBAL AWS‑9, BIHAR: GAUNAHA‑8, EAST RAJASTHAN: CHABRA‑11, NAYANAGAR/BEAWAR‑8, BHINAY SR‑8, KISHANGANJ‑7, WEST MADHYA PRADESH: BHAINSDEHI‑7, KONKAN & GOA: BHIWANDI‑7, MADHYA MAHARASHTRA: SHEVGAON‑8, VIDARBHA: UMRER‑7.
  • 13 September, 2017: GANGETIC WEST BENGAL: PURIHANSA‑7, ASSAM & MEGHALAYA: MORANHAT‑9, SIVASAGAR‑8, NAGALAND, MANIPUR, MIZORAM & TRIPURA: AMARPUR‑13, CHOTTABEKRA‑7, ODISHA: BANKI ARG‑15, MAHANGA ARG‑9, NIALI ARG‑7, RENGALI‑7, BIHAR: SISWAN‑13, GALGALIA‑10, EAST RAJASTHAN: DANPUR‑7, WEST MADHYA PRADESH: KASARWAD‑7, BADNAGAR‑7, EAST MADHYA PRADESH: KATANGI‑8, KONKAN & GOA: SANTACRUZ ‑ IMD OBSY‑10, KARJAT AGRI‑9, KHALAPUR‑7, MATHERAN‑7, MADHYA MAHARASHTRA: KHATAV VADUJ‑9, KARMALA‑8, MADHA‑7, MARATHWADA: RENAPUR‑16, AURANGABAD AP‑IMD OBSY‑8, BHUM‑7, LATUR‑7, VIDARBHA: CHIKHLI‑7, JOITI‑7, COASTAL ANDHRA PRADESH: SEETHANAGARAM‑8, TELANGANA: ADILABAD‑9, SARANGAPUR‑9.
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