The weather is unpredictable.

Meaning

The weather is changing rapidly and unexpectedly.

Examples

• John: 'We should check the forecast regularly.'<br>
• Alice: 'Yes, <b>the weather is unpredictable</b> at the moment.'
• John: 'That's true, <b>the weather is unpredictable</b>.'
• Alice: 'One minute it's sunny, the next it's pouring down.'<br>