diff --git a/alert_state.py b/alert_state.py
index 37e33b5..b11ce47 100644
--- a/alert_state.py
+++ b/alert_state.py
@@ -33,6 +33,11 @@ pending_groups = []
 # skip. interval 별로 각각 한 번씩 sync.
 synced_intervals = set()
 
+# (interval, sig) 별 forming candle 의 연속 True polling 카운트.
+# 진입 신호가 forming 중 1회 깜빡으로 발사되는 false alert 차단용.
+# 항목 형식: {(interval, sig): {"candle_time": ts, "count": int}}
+signal_seen_count = {}
+
 alert_symbol = "BTCUSDT"
 alert_interval = "5m"  # UI 표시용; 알림 스레드는 multi-TF 모니터링이라 무시
 alert_lock = threading.Lock()
diff --git a/app_streamlit.py b/app_streamlit.py
index 1286558..3fc79a3 100644
--- a/app_streamlit.py
+++ b/app_streamlit.py
@@ -149,7 +149,12 @@ def check_and_alert(df, symbol, interval):
         if sig not in recent.columns:
             continue
         triggered = recent[recent[sig].fillna(False)]
+        seen_key = (interval, sig)
+        prev_seen = alert_state.signal_seen_count.get(seen_key)
         if triggered.empty:
+            # 신호 사라짐 → 카운터 리셋 (다음 True 시점부터 다시 1회 카운트)
+            if prev_seen:
+                alert_state.signal_seen_count[seen_key] = {"candle_time": prev_seen["candle_time"], "count": 0}
             continue
         candle_time = triggered.iloc[-1]["open_time"]
         state_key = (interval, key)
@@ -157,6 +162,15 @@ def check_and_alert(df, symbol, interval):
             continue
         if now - alert_state.last_alert.get(state_key, 0) <= ALERT_COOLDOWN:
             continue
+        # 연속 True polling 카운트 갱신
+        if prev_seen is None or prev_seen["candle_time"] != candle_time:
+            alert_state.signal_seen_count[seen_key] = {"candle_time": candle_time, "count": 1}
+        else:
+            alert_state.signal_seen_count[seen_key] = {"candle_time": candle_time, "count": prev_seen["count"] + 1}
+        count = alert_state.signal_seen_count[seen_key]["count"]
+        # forming candle 만 안정성 (2 polls) 요구. 닫힌 캔들은 즉시 발사 (data 확정).
+        if candle_time == forming_ct and count < 2:
+            continue
         eligible.append({
             "sig": sig, "key": key, "sub_label": sub_label,
             "direction": direction, "candle_time": candle_time, "row": triggered.iloc[-1],