1-minute GOES-18 imagery in support of American Samoa’s Flag Day 1-minute Mesoscale Domain Sector GOES-18 (GOES-West) Total Precipitable Water (TPW) derived product with an overlay of “Clean” Infrared Window (10.3 µm) images (above) showed that an axis of moisture was in place across the Samoan Islands — peak TPW values were in excess of 2.0 in (brighter shades of magenta) — with isolated pulses of convection developing over parts […]
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