Key Takeaways:

• Windstorms likely in Madhesh and Terai regions of Koshi, Bagmati, Gandaki, Lumbini
• Heavy rain forecast in Himalayan, hilly and Terai areas of Koshi, Bagmati, Gandaki, Lumbini
• Monsoon trough remains around normal position
• Authorities advise caution in storm‑prone and flood‑risk areas

KATHMANDU, SEPTEMBER 11 Windstorms are likely in parts of the southern plains on Friday, while heavy rainfall is forecast in several provinces as the monsoon continues to influence the country. The Department of Hydrology and Meteorology said heavy rain is likely at one or two places in the Himalayan, hilly and Terai regions of Koshi, Bagmati and Gandaki provinces, and in the hilly and Terai regions of Lumbini Province. Windstorms are also possible at a few places in Madhesh Province and the Terai regions of Koshi, Bagmati, Gandaki and Lumbini provinces. Moderate rain accompanied by thunder and lightning is expected at many places in the hilly regions and at some places in the Terai. Moderate rain or snowfall with thunderstorms is also likely at some places in the Himalayan regions. The department forecast generally cloudy conditions across the country. At night, heavy rainfall is likely at one or two places in the hilly and Terai regions of Bagmati, Gandaki, Lumbini and Sudurpashchim provinces. The monsoon trough is currently around its normal position, according to the department. In the city forecast, Simara is expected to record the highest maximum temperature, at 35–37°C, followed by Dhangadi, Nepalgunj, Bhairahawa and Dharan, each at 34–36°C. Kathmandu is forecast to record 28–30°C, with a 60 per cent chance of rain. The department has advised people to remain cautious in areas at risk of heavy rainfall and windstorms.