As a compact but anomalously-deep middle/upper-tropospheric low approached Hawai’i on 29 November 2021, GOES-17 (GOES-West) Low-level (7.3 µm), Mid-level (6.9 µm) and Upper-level (6.2 µm) Water Vapor images (above) showed complex lee wave structures southwest of the island chain. There were a few pilot reports of moderate turbulence in the general vicinity of... Read More