The cyclone expected to weaken gradually over the next two days.
'There is no mechanism to understand how things would evolve'.
It rained in the periphery of Delhi -- Aligarh in Uttar Pradesh and Karnal in Haryana -- but clouds hovered over the national capital, without giving any relief from the heat.
Mumbai and certain adjoining areas experienced pre-monsoon showers, sources said on Sunday.
IMD director general Mrutunjay Mohapatra said that cyclone Asani has already achieved maximum stage of intensification and is gradually getting weakened.
A DGCA official clarified that while Tuesday's order does permit off-duty pilots and off-duty cabin crew members to travel in the cockpit's jump seat, they will have to still undergo pre-flight alcohol test just like the pilots flying the plane.
West Bengal and Odisha have evacuated lakhs of people from vulnerable areas to safety as severe cyclonic storm 'Yaas' is nearing the coast and is expected to make landfall near Dhamra Port in Bhadrak district early on Wednesday morning.
India received 41 per cent more rainfall than normal from October 1-21 with Uttarakhand alone recording more than five times its normal precipitation, IMD data showed on Thursday.
IMD Director General Dr Mrutyunjay Mohapatra said that 'Yaas' is likely to intensify into a Very Severe Cyclonic Storm by Tuesday evening and Chandbali is likely to witness the maximum damage caused by it.
'Due to severe rains and heavy cross winds, arrivals at #AAI Chennai Airport will remain suspended from 1315 hrs to 1800 hrs, today. Departures will continue. The decision has been taken considering the safety aspect of passengers and severity of wind,' the Chennai Airport tweeted.
The issue of fog and low visibility primarily impacts airports in northern India and Bengaluru.
There were no reports of loss of life due to the cyclone which uprooted trees. Incidents of wall collapse were reported from some parts of Tamil Nadu, state Revenue Minister R B Udhayakumar said.
With the cyclone set to make landfall on Wednesday, Maharashtra and Gujarat activated their disaster response mechanism, deploying NDRF teams and evacuating people from areas likely to be hit.
It looks unlikely that a proper plan was in place or else the deaths could have been averted, reports Jyoti Mukul.
The Santacruz observatory recorded 286.4 mm rainfall during the 24-hour period ending at 8.30 am on Wednesday, making it the fourth highest rainfall in Mumbai since 1974, an Indian Meteorological Department official said.
Very heavy rains are expected over north Chhattisgarh, Jharkhand, Bihar, east Uttar Pradesh, West Bengal and Sikkim in the next 48 hours, with cyclonic storm Phailin now closer to the Chattisgarh-Odisha border, the National Disaster Management Authority has said.
'Very heavy with isolated extremely heavy rainfall (>200mm) forecasted for N Konkan including Mumbai in 24 hrs. Entire west coast very active monsoon'
The depression, which was initially over west-central Bay of Bengal and adjoining areas, moved westward and intensified into a deep depression.
The powerful cyclone, strongest to hit India in 20 years, made landfall at around 8 am in India's eastern state of Odisha, killing at least 12 people.
The southwest monsoon over the country is likely to be normal in July, the India Meteorological Department (IMD) said on Thursday in its forecast for the month.
El Nino is expected to occur in August-September, but it is unlikely to have any major impact on the monsoon, and the weatherman expects a positive Indian Ocean Dipole, which has a strong influence on rainfall in the country.
Sowing had started on a sluggish note in several parts of the country because of delay in the onset of the monsoon but has picked up pace subsequently as the rains progressed and performed appreciably well in August.
Prime Minister Narendra Modi on Thursday reviewed the preparedness to deal with the situation arising out of the likely formation of Cyclone Jawad that is expected to hit the North Andhra Pradesh-Odisha coast and directed officials to take every possible measure to ensure that people are safely evacuated.
The weatherman said when 'Amphan' makes the landfall between West Bengal's Digha, some 180 km from Kolkata, and Hatiya island in Bangladesh on Wednesday afternoon or evening, it will pack sustained wind speed of 155 to 165 kmph, gusting at 185 kmph. The gale-force wind, blowing at a speed of 240 to 250 kmph and gusting to 275 kmph at one point, had lost intensity and was moving at a speed of 200 to 210 kmph, gusting to 230 kmph on Tuesday evening.
"This is our most massive deployment in any flood disaster till date. Now we have close to 1,600 personnel with 21 officers and 200 rubberised inflatable boats. We have rescued over 16,000 people to safer locations till now," the DG said.
The IMD has also issued a red-coded warning alert to the Odisha and West Bengal coasts.
An IMD bulletin said the low pressure area could intensify into a cyclonic storm, triggering heavy to very heavy rainfall in several parts of Kerala.
In the national capital, the maximum temperature was recorded at the season's highest at 44 degree Celsius.
Climate change has hampered the ability of the forecasting agencies to accurately predict severe events and weather bureaus across the world are focusing on augmenting the observational network density and the weather prediction modelling to improve predictability, India Meteorological Department (IMD) Director General Mrutyunjay Mohapatra has said.
After two days of moderate showers, the met department on Friday forecast "intense heavy rainfall" in Mumbai on late Saturday and Sunday.
'There's also a possibility of the cyclonic system changing its course, thus avoiding a landfall in Odisha'
Monsoon is likely to be 96 per cent of the long period average
However, some areas in south Mumbai, which witnessed a record rain on Wednesday, were still water-logged, they said. The India Meteorological Department (IMD) has predicted moderate to heavy rainfall in the city and suburbs and intense showers in some parts of the Mumbai Metropolitan Region in next 24 hours.
With rainfall and monsoons becoming highly unpredictable partly due to climate change and partly due to usual changes in weather patterns, it is such innovations by IMD which will help in planning better, reports Sanjeeb Mukherjee.
An earthquake measuring 5.7 on the Richter Scale was felt in Patna and other parts of Bihar on Saturday evening but there was no report of damage due it.
For potato farmers in the north and wheat growers in the eastern parts -- particularly in Jharkhand, Bihar, and Odisha -- the recent rains could in fact be beneficial.
An unspecified number of people were evacuated from coastal areas of Odisha where Jagatsinghpur, Kendrapara, Bhadrak and Balasore were likely to experience heavy rainfall accompanied by high-velocity winds, particularly on May 19 and 20, IMD Director General Mrutyunjay Mohapatra said.
IMD director general K J Ramesh said the Met wasn't being conservative and weather patterns indicated that there was a possibility of rainfall being very near to the 50-year LPA of 89 cm.
Cyclone Biparjoy has left a trail of destruction in Gujarat's Kutch and Saurashtra regions as some 1,000 villages are still without power with hundreds of electric poles getting damaged, while several coastal villages were flooded due to heavy rains and incoming seawater, officials said on Friday, a day after the storm made landfall.
The National Disaster Response Force on Friday intensified its relief and rescue operations in the rain and flood-battered Chennai and its adjoining areas as it added 20 more teams for the job and rescued over 10,000 people till now.