GBP/USD Tests Critical 200-Hour Moving Average at 1.3364

The British pound fell sharply against the dollar during Tuesday's North American session, with GBP/USD dropping to its 200-hour moving average at 1.3364 after sellers successfully repelled buyers from a dense technical resistance zone near 1.3399. That upper cluster combines the 100-day moving average, the 200-day moving average, and the 50% retracement of the rally from the May low — a confluence that has proven impenetrable across multiple tests, tilting near-term momentum firmly to the downside.

The 200-hour moving average at 1.3365 now stands as the pivotal battleground. The level has functioned as reliable support since June 29, and buyers demonstrated its importance by successfully defending it during a June 30 retest before staging a subsequent rally. The fact that it also aligns with the Asian session low reinforces its significance as a make-or-break zone for short-term direction.

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Should sellers achieve a clean and sustained break below the 200-hour MA, technical targets cascade lower: first to 1.3338, then to last week's low near 1.3323, and ultimately toward the 1.3300 area if broader selling pressure accelerates. Each successive level represents a potential rest stop for the downtrend, but a breach of 1.3300 would signal meaningful technical deterioration for sterling.

Conversely, a successful defense of the 200-hour MA would refocus attention on the 1.3399 resistance cluster. Reclaiming that zone — encompassing the 100-day MA, 200-day MA, and 50% retracement — is the minimum requirement to flip the short-term bias back to the buyers and set the stage for a renewed leg higher. For now, the pair sits at a crossroads, and the next few hours could define the week's directional narrative.

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