WVAK03 PAWU 031810 WSVAK3 ANCK WS 031813 PAZA SIGMET KILO 3 VALID 031813/031828 PANC- ANCHORAGE FIR ANCHORAGE ARCTIC FIR CNL PAZA SIGMET KILO 2 WEF 031813 BH OCT 2024 AAWU