Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Oyama Tunnel Heliport
Report is more than 6 hours old.
Closest report is Shinshu-Matsumoto Airport, 37.0 nm (68.5 km) WSW.
2026/07/20 09:00 (retrieved 11 hours ago)
RJAF 200900Z 35010KT 9999 VCSH FEW035 SCT050 BKN/// 30/23 Q1011
Closest aviation forecast (TAF) to Oyama Tunnel Heliport
Forecast is more than 6 hours old.
Closest forecast is Yokota Air Base, 46.3 nm (85.7 km) SE.
2026/07/20 13:00 (retrieved 7 hours ago)
TAF RJTY 201300Z 2013/2119 VRB06KT 9999 FEW030 QNH2980INS BECMG 2103/2104 19012KT 9999 FEW025 SCT050 QNH2979INS TEMPO 2104/2109 VRB12G18KT 8000 -TSRA BKN025CB BECMG 2108/2109 33006KT 9999 FEW025 SCT050 QNH2981INS BECMG 2114/2115 VRB06KT 9999 FEW030 SCT050 QNH2982INS TX36/2105Z TN27/2021Z