Wakr shows you the current weather conditions in a simple yet powerful way.
Just shake your device to update the forecast for your current location.
Get daily forecasts for the next 7 days or use the hourly forecasts for the next 48-hours(can be extended to a week) to find out if you need to bring that umbrella with you.
This app uses data from the Forecast.io weather service.
*Wakr is now available at a reduced price*