Situation:

A northerly wind flow prevails over Southern Cooks. Meanwhile, a trough of low pressure is expected to affect the western parts of the group from later today.

Forecast to midnight tonight for the Southern Cooks:

Occasional showers and few thunderstorms over western parts. Brief showers elsewhere.

Moderate to fresh northerly winds. Expect gusty winds tomorrow.

Moderate to rough seas.

Further outlook:   

Showers and thunderstorms continuing.

For Rarotonga:

Occasional showers and few thunderstorms.

Further outlook:   

Showers and thunderstorms continuing.

For the Northern Cooks:

Fine apart from brief showers.

Moderate easterly winds today. Winds becoming moderate to fresh from later tomorrow.

Moderate seas. Seas becoming moderate to rough from later tomorrow.

Further outlook:   

Some showers.