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.
2026/08/12 06:00 (retrieved 1 hour ago)
RJAF 120600Z 01005KT 350V050 9999 VCSH FEW006 SCT030 BKN090 21/19 Q1007
Closest aviation forecast (TAF) to Happusan Tunnel Heliport
Closest forecast is Yokota Air Base, 48.8 nm (90.4 km) SE.
2026/08/12 06:00 Ammendment (retrieved 1 hour ago)
TAF AMD RJTY 120615Z 1206/1311 33006KT 9999 OVC025 QNH2972INS TEMPO 1206/1210 VRB12G20KT 0800 -TSRA BKN007 OVC015CB BECMG 1211/1212 04006KT 8000 BR BKN025 QNH2980INS TEMPO 1215/1221 3200 BR BKN008 OVC015 BECMG 1220/1221 36009KT 6000 -RA BR BKN007 OVC015 QNH2980INS TEMPO 1305/1310 VRB15G25KT 3200 -TSRA BKN008CB OVC015 TX29/1305Z TN23/1221Z