Southwest monsoon

Experts warn that a strong El Niño impact on the southwest monsoon will have far-reaching consequences.

The southwest monsoon covered the entire country a day later than normal, completing its advance on July 9. Despite recent widespread rain, the July rainfall forecast remains below normal, though the seasonal deficit is improving.

Fifteen districts in Karnataka recorded a monsoon deficit during June. The Southwest monsoon affected these regions with below-average rainfall.

The Southwest monsoon arrived in Telangana but failed to bring significant rain, resulting in a 12% rainfall deficit by the end of June. The monsoon season, which runs from June to September, typically contributes 740.6 mm (80%) of the region’s annual rainfall.

The southwest monsoon onset in Kerala influences local weather patterns and significantly affects India's food security, agricultural GDP, and water supply. This climatic event is critical for the nation's agricultural and economic stability.

The India Meteorological Department (IMD) reported favorable conditions for the southwest monsoon to advance into parts of the North Arabian Sea, Uttar Pradesh, and Uttarakhand within the next 2-3 days. Delhi and Uttar Pradesh are currently experiencing heatwaves, but the IMD suggests the monsoon delay may end in 5-6 days.

Tamil Nadu is expected to experience scattered rain until June 30. The southwest monsoon has been in a normal phase, with most districts receiving their normal or surplus rainfall in June.

The weak southwest monsoon has led to low storage levels in Kerala’s hydel reservoirs. This weather pattern is impacting water availability for hydroelectric power generation in the region.

Mumbai received a 'orange' alert as heavy overnight rain caused waterlogging in several areas. The southwest monsoon arrived on June 23, 13 days after its typical onset date.

The Southwest monsoon covered Telangana on June 23 after a prolonged pause, but El Nino may weaken seasonal rains. IMD Hyderabad Head urged efficient water management and recommended crops with lower irrigation needs.

Mumbai is experiencing rains for the second day as the delayed southwest monsoon brings a cool breeze offering respite. The monsoon's advance has stalled due to unfavorable weather conditions.

A significant weather shift is expected in Tamil Nadu starting June 21, with heavy rain forecasted in 10 districts as the Southwest Monsoon begins. The Regional Meteorological Centre issued the latest weather bulletin on June 20.

India is facing a 41% rainfall deficit as the southwest monsoon stalls over Maharashtra. Regional rainfall deficits include 67% in central India, 42% in east and northeast India, 22% in the southern peninsula, and 6% in northwest India.

Karnataka is experiencing patchy rainfall during the southwest monsoon season, with a 35% deficit in average rainfall. The India Meteorological Department has indicated that the state's monsoon rainfall is likely to remain below normal.

The Hong Kong Observatory issued an amber rainstorm warning on Sunday night, indicating over 30mm of rain had fallen or was expected within an hour. Unsettled weather, driven by an active southwest monsoon and a trough of low pressure, is expected to persist.

Anbumani urges the Tamil Nadu government to declare the Cauvery delta drought-hit and announce relief measures due to weak Southwest monsoon and low storage in Karnataka reservoirs, which could impact Kuruvai cultivation in delta districts.

Tamil Nadu Chief Minister Vijay announced the Kuruvai Special Package for paddy cultivation at a cost of ₹134.83 crore. The initiative aims to protect farmers’ livelihoods amid delayed Southwest monsoon and the Mettur dam not opening on its customary date of June 12.

The southwest monsoon in Kerala, which began strongly, is expected to transition into a sluggish phase. The offshore trough and associated vortices, typically responsible for triggering extremely heavy rainfall, have not yet developed this season.

The Southwest monsoon has covered North Bengal and northeastern states. A yellow alert has been issued for five districts in Kerala—Kasaragod, Kannur, Wayanad, Kozhikode, and Malappuram—due to likely isolated heavy rain.

The Southwest monsoon is advancing in Karnataka, with heavy rainfall expected in multiple districts until June 11.

The Southwest monsoon entered Telangana on June 8 and is expected to cover the remaining parts of the region within 2-3 days.

District administration in Vellore and nearby areas is preparing for the southwest monsoon. Pre-monsoon showers have caused significant widespread rainfall, particularly in regions around Jawadhu Hills, Jolarpet, and Yelagiri Hills in Tirupattur.

The Southwest monsoon has arrived in Andhra Pradesh, with favorable conditions for its further advance in the next three to four days. Pedaparupudi in Krishna and Kanigiri in Markapuram districts recorded the highest temperature of 44°C, prompting a heatwave alert for coastal Andhra Pradesh on June 7 and 8.