pilotwx: RJSC Fetched 30 Sep 1531Z (2026-09-30T15:31:05.547Z) from AviationWeather.gov Data API (NOAA/NWS Aviation Weather Center). Not for navigation. Data may be delayed or incomplete. Get an official briefing (1800wxbrief.com) before flight. == RJSC Yamagata Arpt, 6, JP METAR observed 30 Sep 1000Z, 5 h 31 min ago [VFR, STALE: older than 90 min] METAR RJSC 301000Z 09012KT 9999 FEW035 18/13 Q1014 Wind: 090° at 12 kt Visibility: 6+ SM Clouds: FEW 3,500 ft Ceiling: none Temperature: 18°C, dewpoint 13°C Altimeter: 29.94 inHg (1014 hPa) TAF: none issued for this station.