An IMD release said thunderstorms are likely to lash all the 38 districts of the state over the next few days along with "heavy to very heavy rainfall" in the northern, flood-prone districts, bordering Nepal.
Heavy rains also lashed Chandigarh, the joint capital of Punjab and Haryana, in the afternoon. The maximum temperature in the city settled at 33.3 degrees Celsius, four notches below normal.
Monsoon is set to begin its timely arrival in Maharashtra this year with heavy rainfall in Mumbai on June 13 and 14
The low-pressure system is at stage one of formation as of now; if it advances to stage four, it will be named Cyclone Gati
The financial capital has never been hit by a cyclone in the month of June in documented history. Cyclone Phyan in 2009 was the nearest a cyclone has gotten to Mumbai, but ultimately it never made landfall in the city.
Simply put, the movement of a cyclone from water to land is referred to as cyclone landfall.
In India, the IMD names the cyclones that develop over the North Indian Ocean, including the Bay of Bengal and the Arabian Sea.
North India, particularly Delhi, has been bearing the brunt with IMD officials saying Cyclone Amphan is the reason behind rise in mercury levels.
17 teams of the National Disaster Response Force have been deployed in the states of Odisha and West Bengal already
Gulmarg, the skiing resort in north Kashmir, recorded a minimum temperature of minus 11 degrees Celsius, a drop of four degrees over the last night, the official said.
Cold wave tightened its grip on the Kashmir valley as night temperatures witnessed drop of several degrees at most places owing to a clear sky, a meteorological department official said.
The official said the mercury in Qazigund – the gateway town to the valley in south Kashmir – settled at a low of minus 8.2 degrees Celsius, a decrease of nearly eight notches from the previous night's minus 0.4 degree Celsius.
Secretary in the ministry M Rajeevan said the change in the dates will help farmers who can take a call on sowing crops.
The maximum temperature in most places was recorded between 12.6 and 22.6 degrees Celsius.
Cold wave conditions are likely to abate from these regions from December 31 onwards, the IMD said.
As the sea condition will be rough to very rough, the MeT centre advised fishermen not to venture into sea along and off south Odisha coast and west central coast adjoining north Bay of Bengal on September 2 and 3.
The cyclonic circulation was formed over South Gujarat, which is very close to Mumbai as well, he added.
This was not the first time that IMD predictions went terribly wrong
The Meteorological Department warned of 'extremely heavy' rainfall in adjoining areas of Thane and Palghar on July 2, 4 and 5.
"The system is progressing. We are hopeful of Madhya Maharashtra and Marathwada receiving widespread showers," an IMD official said.
The official monsoon season in the country starts on June 1 and ends on September 30.
The last time monsoons arrived this late (on June 28) was in 1974
State authorities have already evacuated three lakh people from low-lying areas near the coast to safer places, an official said.
With devastating rain in Kerala last week and a low pressure area over Central India, the monsoon deficiency has dipped to minus 7 per cent.
The monsoon which arrived in the first week of June a little behind schedule, was weak during the month with Met department recording 11 per cent deficit compared to the last year.