Archive · 18 Sep 2026
Heavy Rain Likely In Sikkim, Bihar, Odisha; Delhi Warm
Weather officials expect heavy rain in parts of eastern and northeastern India on Friday.
Sikkim, Bihar and Odisha are among the places that could receive heavy rain.
Sub-Himalayan West Bengal and Sikkim may also get thunderstorms and lightning.
Sikkim has already had very heavy rain, including 22 centimetres at Mangan.
Delhi is expected to stay warm with partly cloudy skies.
Mumbai and Bengaluru could receive some rain as well.
A weather system over the Andaman Sea may develop into a low-pressure area.
It could then move toward the coasts of Odisha and north Andhra Pradesh over the next few days.
The India Meteorological Department forecast isolated heavy rain in Sikkim, Bihar and Odisha on Friday, September 18.
Sub-Himalayan West Bengal and Sikkim may see widespread rain, thunderstorms and lightning from September 17-19.
Mangan in Sikkim recorded 22 centimetres of rain in the 24 hours ending Thursday morning.
Delhi-NCR is expected to remain partly cloudy and warm, with temperatures of 33°C-35°C by day and 22°C-24°C at night.
A developing low-pressure area over the Andaman Sea may move toward the south Odisha-north Andhra Pradesh coast after September 19.
- Who
- The India Meteorological Department issued the forecast.
- What
- Heavy rain is expected in parts of east and northeast India, while Delhi is forecast to remain warm and partly cloudy.
- When
- The main forecast is for Friday, September 18; some rainfall and thunderstorm activity is expected from September 17-19, with a possible low-pressure area forming around September 19.
- Where
- Sikkim, Sub-Himalayan West Bengal, Bihar and Odisha are among the areas facing heavy-rain risks; Delhi, Mumbai and Bengaluru also received forecasts.
- Why
- An existing weather system and an upper-air cyclonic circulation over north Thailand are supporting rain, with a possible low-pressure area developing over the Andaman Sea.
- Forecast authority
- India Meteorological Department (IMD)
- Heavy-rain areas
- Sikkim, Bihar, Odisha and Sub-Himalayan West Bengal
- Sikkim rainfall
- Mangan recorded 22 cm in the 24 hours ending Thursday morning
- Delhi forecast
- Partly cloudy; maximum 33°C-35°C and minimum 22°C-24°C
- Other rain areas
- Mumbai and Bengaluru may receive isolated to scattered rainfall
- Possible weather system
- A low-pressure area may form over the Andaman Sea around September 19
- Potential movement
- The system may move toward the south Odisha-north Andhra Pradesh coast over three to four days