Register online. Go to www.oakgov.com/homelandsecurity and click on the Skywarn carrousel. Then click on Skywarn logo. This will take you to the registration system. Click on “Citizen Register for Services,” which islocated on left side of page; select “SKYWARN” from the services list; select the event you will attend (by location, date, and time); fill out all information (*); Print a receipt and then log-out.