1) Click the 'Customize' link on the Current Weather portlet's title bar.

2) When the Current Weather portlet wizard is displayed, you can change the zip code to get weather information for a different location.   You also can choose to show or hide the current conditions/today's forcast image or the local radar image.  Make your modifications to the form illustrated below.  

3) Click Apply to save your changes. 

4) Click OK to return to My BGSU

Your modifications will appear in your Current Weather portlet.