ee if this helps, it's a known recent problem,
Quote: Originally Posted by jewishnigra
1. Close the weather gadget.
2. Open the following with your default notepad editor: %userprofile%AppDataLocalMicrosoftWindows LiveServicesCacheConfig.xml
3. Make no changes and simply click file->save and then exit.
4. Re-open the gadget and it should work.
Did someone forget something over there at Live.com?