Daytime EUMETSAT Meteosat-10 High Resolution Visible (0.8 µm) images (above) showed Storm Daniel as it developed into a Medicane over the southern Mediterranean Sea on 09 September (with convective bands wrapping around the storm center), then moved inland across northeastern Libya on 10 September 2023.Hourly MIMIC Total Precipitable Water images from 09 to11... Read More

GOES-16 (GOES-East) Air Mass RGB images (above) include 3-hourly surface analyses of pressure and fronts — which showed the progression of a late-season Nor’easter during the 13 March – 15 March 2023 period. This storm produced heavy snowfall and high winds across much of the Northeast US (including a gust to 81 knots or 93 mph at Mt. Washington NH).As... Read More

1-minute Mesoscale Domain Sector GOES-18 (GOES-West) “Red” Visible (0.64 µm) images (above) include plots of Derived Motion Winds (DMW) — and showed the rapid offshore transport of cold arctic air across the southern Cook Inlet, Shelikof Strait and northwestern Gulf of Alaska on 12 February 2023. The fastest low-level (Surface – 900 hPa) DMW speed was... Read More

GOES-17 — and GOES-18, beginning at 1801 UTC on 04 January (after GOES-18 became the operational GOES-West satellite) — Air Mass RGB images (above) showed a rapidly-intensifying Hurricane Force low pressure system (surface analyses) over the East Pacific Ocean as it approached the US West Coast during the 03 January – 04 January 2023 period... Read More