1. Tap Menu --> Edit Locations then tap the plus sign in the upper right to add a location.
Tap the location icon in the upper right to add your current location.
Enter a city, ZIP or postal code or airport code to search for a location and then select the location from the results list.
2. Tap the 1Weather icon at the top left of the screen to view the locations panel and tap "+ Add Location"
If you would like the app to follow your location, tap the location icon allow the app to automatically detect your location and then select the location from the list. Make sure that the "Follow my location" slider is on and the location will be added as "My Location." This should then update based on your current location as long as the follow my location option is turned on in Edit Locations, accessible from the menu.
My Location is indicated by a blue dot in the location list.