There is little data difference between streaming the news for one hour or watching a one hour of TV movie
Its still data
30 hours of news is about 15 gigs . Of data
The networks are ALL HiDef all the time
A hotspot Is Wi-Fi on your end
Your own personal Wi-Fi
You said the RV b park has no Wi-Fi, no cable, there is NO other internet access to use
You want the news, it's either OTA Broadcast or cellular Hotspot
You do have a PC of some kind, you are here on this forum, you want to use your PC this winter for internet, you need a hotspot, or a phone that can give you the same service, because you said they is no cable at the park, No internet
Or did I miss interstand your question