Here is my flight log from AirData. One of the most basic flights I've ever flown. Stopped at a train station to shoot an Amtrak train (while parked at the station). Saw my drone the entire time, but it got to a point a few minutes in that it...
There is a lot going on at a Train station Electronic and Wi-Fi wise! (is that a signal next to your home-point?) Interference of some kind perhaps.
After next month Your options for service here are few, and warranty in U.S. worthless.
I say...
I will be visiting Cartagena, Colombia for a few days and plan on bringing my M4P. I have been able to successfully register the drone with the aviation authroities and am looking for good spots in or near the city for permissible recreational...
Do not fly anywhere near, military bases, police stations, prisons, government buildings, airports (9km radius), and crowded city centers/beaches with people. DO NOT fly at night. Get insurance......in some cases its required.
Finally: Translate...
Your drone got confused by all the water that makes up those clouds and fog. The only thing you can really do is fly with caution in those situations....When you are flying in this enviroment, Can you see the Drone?...at all times.