Bhubaneswar: Odisha is set to witness a dramatic burst of pre-monsoon activity beginning Thursday. Dark clouds, intense thunderstorms, lightning, and wind speeds touching 70 kmph are expected to sweep across several districts, creating the impression that Monsoon 2026 is preparing for an early entry into the State.

But the latest India Meteorological Department (IMD) Extended Range Forecast tells a completely different story.

Behind the thunderous skies and short-lived squalls lies a worrying reality: Odisha’s actual southwest monsoon onset is likely to be delayed. Even more concerning, the State could soon face a double weather shock - the return of heatwave-like conditions and oppressive humidity immediately after the current spell of storms subsides.

The biggest concern emerging from the forecast is for coastal Odisha, where farmers waiting for the traditional Raja Festival sowing window may now be pushed into a stressful atmospheric limbo.

The Monsoon Mirage

The rain currently lashing parts of Odisha is not being driven by a stable southwest monsoon system. According to the IMD, the ongoing activity is linked to a temporary wind trough extending across Jharkhand and the Odisha coast - a volatile pre-monsoon setup capable of triggering violent thunderstorms but incapable of sustaining continuous monsoon rainfall.

In other words, the State is witnessing a “monsoon mirage” -  dramatic weather conditions that resemble monsoon onset without the actual monsoon circulation establishing itself.

The IMD outlook suggests that once this temporary weather system weakens during the first week of June, Odisha’s atmosphere could rapidly swing back toward heat and humidity.

The Critical Timeline

May 28 – June 3

Violent pre-monsoon thunderstorms, lightning activity, and squalls with wind speeds up to 70 kmph are expected across multiple districts.

June 4 – June 11

Moisture levels are projected to decline sharply. Simultaneously, Odisha is likely to experience above-normal day and night temperatures, creating severe hot and humid conditions.

Raja Festival Period

Instead of rain-soaked agricultural fields traditionally associated with Raja, coastal Odisha may face muggy, heat-locked conditions that could stall the beginning of Kharif sowing operations.

Why Odisha’s Early Monsoon Hope Is Fading

The IMD forecast points to three major atmospheric signals indicating that the monsoon is unlikely to establish itself over coastal Odisha before mid-June.

1. The “Warm Night” Heat Trap

One of the strongest indicators of delayed monsoon conditions is the persistence of unusually high night temperatures.

Normally, advancing monsoon currents bring sustained marine winds that cool both daytime and nighttime temperatures. However, the IMD has forecast above-normal to appreciably above-normal maximum and minimum temperatures over Odisha until at least June 11.

This “warm night” phenomenon suggests that dry continental heat continues to dominate the atmosphere, effectively blocking moisture-rich oceanic winds from penetrating inland.

2. Coastal Odisha Faces a Moisture Collapse

The IMD’s rainfall anomaly projections paint a worrying picture for coastal districts.

While parts of western, northern, and southern Odisha may still receive limited rainfall activity ranging between 1 mm and 5 mm per day, the coastal belt appears largely dry in the extended-range outlook.

This is particularly significant because the coastal corridor is normally among the first regions to witness organized monsoon activity after onset.

Instead, the rainfall signals over the coast appear weak, fragmented, and inconsistent  - suggesting the monsoon system is struggling to advance inland.

Raja Festival and the Farming Crisis

For coastal Odisha, the Raja Festival is not merely cultural symbolism. It traditionally marks the beginning of agricultural operations for the Kharif season.

Farmers depend heavily on steady early monsoon rains during Raja to soften the soil, prepare fields, and begin paddy sowing.

This year, however, the timing appears increasingly uncertain.

With the IMD forecasting below-normal rainfall across most parts of India between June 4 and June 10  -  excluding Northeast India - farmers in Odisha’s coastal belt may be forced to delay sowing or risk planting seeds into dry, heat-stressed soil.

Agricultural experts warn that prolonged humidity combined with insufficient rainfall can create particularly difficult field conditions, where temperatures remain high but soil moisture remains inadequate for cultivation.

The Bottom Line

The latest IMD data effectively dismantles hopes of an early monsoon arrival over Odisha.

While the State may witness dramatic thunderstorms and intense squall activity over the coming days, these weather events are increasingly looking like temporary atmospheric theatrics rather than the beginning of a stable monsoon season.

For coastal Odisha, the danger lies in what follows the storms.

Once the current pre-monsoon burst fades, the return of heat, humidity, and dry conditions could prolong the wait for meaningful monsoon rainfall well into mid-June  - turning the eagerly awaited Raja Festival sowing season into a period of uncertainty, delay, and rising anxiety for farmers across the coastal belt.

Also Read: Big Weather Update / Cyclone Likely in Bay of Bengal by June 4: How It Will Impact Odisha and Kerala Monsoon Onset| Exclusive