Kolkata – West Bengal Weather Update: Yellow alert for today for Thunderstorm & Lightning, Squall, Strong Surface Winds, | AQI | May 27, 2025 | IMD Forecast for the upcoming week

Written by

Narendra Shah

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IMD Latest Weather Update for Kolkata

Here’s what the weather holds for Kolkata on May 27, 2025. According to the India Meteorological Department (IMD), the day’s high will reach 33.0 degrees Celsius, while the low will drop to 25.0 degrees Celsius. The Air Quality Index (AQI) stands at a comfortable 40. Kolkata will experience thunderstorms with rain today, and the IMD has issued a Yellow alert, indicating thunderstorm & lightning, squall, and strong surface winds.

For more insights into today’s weather, current temperatures, and the 7-day forecast for Kolkata, keep reading:

  • 🌅 Sunrise: 04:53
  • 🌄 Sunset: 18:15
  • 🌙 Moonrise: 04:36
  • 🌑 Moonset: 18:46

Recent Weather Data for Kolkata

  • Yesterday’s high stood at 34.4°C, just slightly above the normal by 0.3°C
  • Today’s low is expected to be 25.0°C
  • There hasn’t been any rainfall in the past 24 hours

Current Air Quality for Kolkata-Howrah

The city’s air quality remains robust with an AQI of 40, which is tagged as “Good“. The primary pollutant is O3.

The air quality is satisfactory, and pollution levels are minimal, posing little to no health risks.

Alerts and Warnings for Kolkata-Howrah – Kolkata

Date Warning Description Alert Level
2025-05-26 Thunderstorm & Lightning, Squall, Strong Surface Winds Yellow alert
2025-05-27 Thunderstorm & Lightning, Squall, Strong Surface Winds Yellow alert
2025-05-28 Thunderstorm & Lightning, Squall, Strong Surface Winds Yellow alert
2025-05-29 Heavy Rain, Thunderstorm & Lightning, Squall Yellow alert
2025-05-30 Heavy Rain Yellow alert

Kolkata-Howrah – Kolkata Weather: FAQs

Is there rain in today’s forecast?
No, the forecast shows no rain today.

What time is sunrise in Kolkata-Howrah today?
Sunrise is at 04:53.

What time is moonrise in Kolkata-Howrah today?
Moon should be visible at around 04:36 today.

What is the source of this data?
The data is sourced from the IMD and aqicn.org.

What is the AQI today?
The AQI is 40, which is considered “Good“.

What is PM 2.5?
PM 2.5 refers to tiny particles in the air that are 2.5 micrometers or smaller in diameter, which is about 30 times smaller than the width of a human hair. Because they are so small, they can get deep into your lungs and even enter your bloodstream.
These particles come from sources like car exhaust, industrial emissions, fires, and dust. PM 2.5 is harmful because it can cause health problems, especially in the lungs and heart, leading to issues like asthma, lung disease, and heart attacks.

What Preventive Measures are being taken in High AQI Regions?
Stay indoors with windows closed and use an air purifier if possible. Avoid outdoor exercise, Avoid smoking, If the outdoor air improves (e.g., after rain), ventilate your home by briefly opening windows.
If you need to go outside, wear an N95 mask to block tiny particles.

Stay tuned for more updates on the weather in – Kolkata.

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