Public forecast
Using degrees Celsius for public forecast. Weather courtesy of Meteomatics.
Closest aviation weather report (METAR) to Seibu Karuizawa Heliport
Closest report is Shinshu-Matsumoto Airport, 35.3 nm (65.3 km) WSW.
2026/06/11 05:00 (retrieved 29 minutes ago)
RJAF 110500Z 15011KT 9999 FEW060 SCT080 BKN/// 24/08 Q1010
Closest aviation forecast (TAF) to Seibu Karuizawa Heliport
Forecast is more than 6 hours old.
Closest forecast is Yokota Air Base, 48.0 nm (88.8 km) SE.
2026/06/10 21:00 (retrieved 8 hours ago)
TAF RJTY 102100Z 1021/1203 VRB06KT 9999 SCT040 BKN080 QNH2994INS BECMG 1100/1101 18009KT 9999 BKN030 OVC045 QNH2991INS TEMPO 1104/1110 18012G18KT BECMG 1115/1116 VRB06KT 9999 BKN030 OVC050 QNH2990INS TEMPO 1116/1118 3200 BR BKN008 OVC020 BECMG 1200/1201 35009KT 9999 SCT020 QNH2993INS TX25/1105Z TN19/1021Z