Designed using the new Windows user interface, this brand new app features powerful weather animations that illustrate the forecast as the user navigates through time, and My AccuWeather custom lifestyle forecasts that show how the forecast impacts the way the user plans to spend their day.

ENGADGET: AccuWeather launches for Windows 8, lets you know if it's dry outside the Metro

The direct impact on average revenue per user is difficult to forecast as it could be a mixed bag depending on how the adoption of new pricing pans out.

FORBES: Time Warner Cable Tinkers With Pricing, Stock Should Slip To $66

Going forward, we expect the average revenue per user to increase steadily during the Trefis forecast period.

FORBES: Hang On Howard, Sirius Is Signaling $2 And Beyond

While we anticipate that the number of registered users on Facebook will rise to 2.3 billion by the end of our forecast period, Trefis members expect the user count to cross 2.6 billion.

FORBES: After Torrid Growth, Facebook User Count Likely To Taper

If PayPal is able to sustain this kind of growth in the future, it could increase its registered user base to 292 million instead of the 215 million that we forecast by 2016.

FORBES: A Dog No More, Ebay Tags $33 With PayPal Pushing