From Engadget. Don’t panic, but anyone planning on using GPS in the southeastern US for the next month or so will likely want to make sure they have a fallback option.
That’s according to a flight advisory just issued by the FAA, which warns pilots that their GPS signal “may be unreliable or unavailable” due to “GPS tests” that the Department of Defense will be conducting between January 20th and February 22nd.
Don’t throw away your maps. As a matter of fact, I would get new ones now!!