Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Iwaya Dam Heliport
Closest report is Shinshu-Matsumoto Airport, 44.4 nm (82.2 km) ENE.
2026/07/03 00:00 (retrieved 1 hour ago)
RJAF 030000Z 36004KT 310V050 9999 FEW015 SCT170 BKN/// 22/16 Q1013
Closest aviation forecast (TAF) to Iwaya Dam Heliport
Closest forecast is Komatsu Airport / JASDF Komatsu Air Base, 52.7 nm (97.6 km) NW.
2026/07/03 00:00 (retrieved 1 hour ago)
TAF RJNK 022305Z 0300/0406 32008KT 9999 FEW020 BECMG 0309/0311 14004KT BECMG 0400/0403 32006KT