Users can experience the same on their Desktops and Laptops running Windows/OSX as well through Google Chrome.Google Now on Chrome shows a subset of the Now cards on our mobile device, and uses device's location.
To avail this feature, users need to be signed in with the same Google Id that they use for Google Now on their Android/iOS devices.
Google Now service will be available in the form of Cards. It interprets natural language questions posed to it and runs on Google’s Knowledge Graph project combining results of everything you do with Google products giving a more personalized result cards that can show you everything from the fastest route home to the results of your favorite sports team, which are determined on common searches, as well as any other user data.
Users can edit your location settings (Location Reporting and Location History) on their Android or iOS device at any time. Google also gives an option to manage location settings for each device independently.On desktop the service will show Google Now Cards for devices that have Location Reporting turned on. The service can also be switched off through the notifications center.