A storm is developing in the Arabian Sea and poses a flood threat to parts of western India says WeatherWatch.co.nz. 

Here are the latest details from our partners at The Weather Company (part of the global IBM weather team WeatherWatch.co.nz is now proudly partnered with).

• A low pressure area is currently located in Arabian Sea, about 400 km southwest of Mangaluru.
• It is expected to progress generally northward.
• According to the US Joint Typhoon Warning Center, maximum sustained winds were near 55km/h at the time of this update and will intensify to 65 kph which is Category 1 Cyclonic Storm intensity in 24 hours by Tuesday morning (Local time).
• This is a borderline early season storm and may not sustain cyclone status.
• The location on Tuesday morning will be about 350 km southwest of Mormugao.
• High waves more than 6 m are forecast along coastal Kerala, Karnataka, and Maharashtra on Tuesday.
• Beyond Tuesday, models are relatively in good agreement with its trajectory of keeping northward.
• It is expected to be on or near coastal Gujarat on Thursday afternoon.
• The heaviest rainfall until 5:30 am Friday will be along coastal Kerala and Karnataka, with accumulation of upto 250 mm locally. A risk of flooding is not ruled out.
• Thunderstorms, lightning, and gusty winds are very likely across coastal areas in South, Western, and Northern India this week.
• The worst of the winds appear to be at sea – as of Monday PM this was looking more like a rain event than a wind event
• If reading this from India please keep up to date with local official Government warnings.

– WeatherWatch.co.nz