GBP/USD has broken its declining channel. A move towards the next key resistance at 1.6178 is likely. Hourly supports are at 1.6086 and 1.6066 (intraday low).
GBP/USD is moving in a long-term horizontal range defined by the strong support at 1.5235 (13/01/2012 low) and the strong resistance at 1.6302 (30/04/2012 high).