The wifi is strong.
The data was full strength in the city I was in when it first did it. But that would make sense. I'll try to see when it does it to see if anything is in common
Samsung Galaxy SII I9100 mobile from Vodafone (UK Edition) running on the AT&T network in the USA
Currently running NeatRom Lite 4.3 & Jeboo 2.1+ kerenel
Samsung Galaxy Tab 10.1 WiFi only (USA Edition)
*retired* Rooted Motorola Droid X on Verizon