Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Koshibu Dam Heliport
Report is more than 2 hours old.
Closest report is Shinshu-Matsumoto Airport, 33.8 nm (62.6 km) N.
2026/09/25 09:00 (retrieved 5 hours ago)
RJAF 250900Z 26003KT 230V310 9999 FEW040 SCT050 BKN/// 20/15 Q1017
Closest aviation forecast (TAF) to Koshibu Dam Heliport
Closest forecast is Mount Fuji Shizuoka Airport, 49.7 nm (92.1 km) SSE.
2026/09/25 12:00 (retrieved 2 hours ago)
TAF RJNS 251105Z 2512/2618 15005KT 9999 FEW012 BKN020 BECMG 2512/2514 33004KT BECMG 2603/2606 06008KT TEMPO 2603/2609 3000 RA BR FEW001 BKN003 TEMPO 2609/2612 4000 -RA BR FEW003 BKN005 BECMG 2615/2618 36004KT