Error message

• Warning: simplexml_load_file() [function.simplexml-load-file]: weather_cache.xml:1: parser error : Document is empty in eval() (line 11 of /var/www/pocahontastimes.com/modules/php/php.module(80) : eval()'d code).
• Warning: simplexml_load_file() [function.simplexml-load-file]: in eval() (line 11 of /var/www/pocahontastimes.com/modules/php/php.module(80) : eval()'d code).
• Warning: simplexml_load_file() [function.simplexml-load-file]: ^ in eval() (line 11 of /var/www/pocahontastimes.com/modules/php/php.module(80) : eval()'d code).
• Warning: simplexml_load_file() [function.simplexml-load-file]: weather_cache.xml:1: parser error : Start tag expected, '<' not found in eval() (line 11 of /var/www/pocahontastimes.com/modules/php/php.module(80) : eval()'d code).
• Warning: simplexml_load_file() [function.simplexml-load-file]: in eval() (line 11 of /var/www/pocahontastimes.com/modules/php/php.module(80) : eval()'d code).
• Warning: simplexml_load_file() [function.simplexml-load-file]: ^ in eval() (line 11 of /var/www/pocahontastimes.com/modules/php/php.module(80) : eval()'d code).