To clear a Weather Alert that has been distributed by the Security Office; first, reboot your computer. Secondly, after your computer reboots, log-in to your computer. Once you have reestablished connection to the network, the Weather Alert will initiate, again. Wait for the Weather Alert's presentation to conclude. Lastly, press "Alt" and "F4" on your keyboard, simultaneously. This should clear the Weather Alert and allow your computer to resume normal operations.