US banks will be closed in observance of Independence Day;

[felix jacob]

Banks facilitate the majority of foreign exchange volume. When they are closed the market is less liquid and speculators become a more dominant market influence. This can lead to both abnormally low and abnormally high volatility. i will say keep of for EUR/USD

[eurofreek]

Does not look like it will change too much today. All finished yesterday. We shall see next week