Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Happusan Tunnel Heliport
Closest report is Shinshu-Matsumoto Airport, 32.1 nm (59.4 km) W.
2026/03/13 03:00 (retrieved 1 hour ago)
RJAF 130300Z 01013KT 340V040 9999 FEW035 SCT045 BKN/// 04/M08 Q1019
Closest aviation forecast (TAF) to Happusan Tunnel Heliport
Closest forecast is Yokota Air Base, 48.8 nm (90.4 km) SE.
2026/03/13 01:00 Ammendment (retrieved 3 hours ago)
TAF AMD RJTY 130155Z 1301/1403 03012G18KT 9999 FEW130 SCT140 QNH3018INS TEMPO 1302/1305 03015G25KT 520003 BECMG 1400/1401 36010G15KT 9999 SKC QNH3013INS TX10/1304Z TN04/1321Z