Ronaldsway Met Office has issued a yellow weather warning for heavy rain and coastal overtopping.
The warning is in place from 1pm today until 7am tomorrow morning.
The whole Island is expected to be hit with heavy rain, however Douglas, Laxey, Ramsey and Castletown promenades are those most likely to be affected with high tides.
Forecasters have predicted rain could reach up to 30mm – with a risk of localised flooding.
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