I had the weather.com widget on my home screen and lost it. How can I install that widget?
Since you're using the Weather.com widget, you'll have an extra step in the instructions, since there are several widgets loaded. You may want to refer back to the earlier instructions:
Re: weather channel on home screen
Long press on your home screen and tap add widget. Then scroll to the app in the next screen and select it. You can also tap menu from your home screen and add a widget.