1) Select the Alerts tab.
2) Press the ADD NEW button.
3) Scroll though the list of alert templates. You may also start typing to Filter the templates by name or category.
4) Press the CONFIRM button then click on the map where you want to center the alert zone.
5) If you would like to move or edit the alert zones, first click on the zone then use the corresponding controls.
More information on moving or editing zones can be found here.