Bird flock activity and migration around the aerodrome will require caution on landing and take-off.

G2547/26

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OTHBird Activity

2026-06-25 02:31 - 2026-09-20 15:59

Duration:3 months

Period of Applicability

2026-06-25 02:31 - 2026-09-20 15:59

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Interpretation

Activities of bird flocks and migration will take place around the aerodrome. Bird flock migration route is unstable at altitudes 0 m to 600 m, with peak movement times 2100-0230 next day and 1000-1430. Bird flock activity moves from south to north or north to south below 100 m, with peak movement times 2130-0230 next day and 0830-1130. Exercise caution while landing and take-off.

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Raw NOTAM

G2547/26 NOTAMN
Q)ZHWH/QFAHX/IV/NBO/A/000/999/3431N11350E005
A)ZHCC B)2606250231 C)2609201559
E) ACTIVITIES OF BIRD FLOCKS AND MIGRATION WILL TAKE PLACE AROUND
AD:
1. BIRD FLOCKS MIGRATION:
MIGRATION ROUTE UNSTABLE.
ALT:0M-600M.
MOVE FASTIGIUM TIME:2100-0230(NEXT DAY),1000-1430.
2. ACTIVITIES OF BIRD FLOCKS:
MOVE ROUTE:FROM SOUTH TO NORTH OR FROM NORTH TO SOUTH
ALT:BELOW 100M
MOVE FASTIGIUM TIME:2130-0230(NEXT DAY),0830-1130.
EXERCISE CAUTION WHILE LANDING AND TAKE-OFF.

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