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.
2026/10/25 09:00 (retrieved 2 hours ago)
RJAF 250900Z VRB02KT 9999 FEW002 SCT008 BKN110 16/16 Q1018
Closest aviation forecast (TAF) to Koshibu Dam Heliport
Closest forecast is Mount Fuji Shizuoka Airport, 49.7 nm (92.1 km) SSE.
2026/10/25 06:00 (retrieved 5 hours ago)
TAF RJNS 250512Z 2506/2612 23012KT 6000 -SHRA FEW003 BKN012 TEMPO 2506/2508 2000 -SHRA BR FEW002 BKN005 TEMPO 2508/2512 1500 -SHRA BR FEW001 BKN003 BECMG 2511/2513 04004KT TEMPO 2512/2516 0700 FG FEW001 BKN002 TEMPO 2518/2521 4000 RA BR FEW001 BKN005 TEMPO 2521/2606 2000 RA BR FEW001 BKN005 TEMPO 2606/2612 4000 -RA BR