Set your OWM API key

Login to your WordPress admin.

Go to Settings, then WP Cloudy.

In Advanced options tab, fill the field Open Weather Map API key.

Open Weather Map API key - WP Cloudy Settings

Open Weather Map API key – WP Cloudy Settings

Click Save changes.

How to get a free / paid Open Weather Map API key?

Register on Open Weather Map.

You can choose between Free and Premium plans.