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Brand and Visual Identity

All SSEC / CIMSS content, including project websites, apps, and other digital content must follow UW accessibility guidelines as required by Federal law by April 2027. All SSEC / CIMSS digital content ...
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Rapidly intensifying midlatitude cyclone passes over Iceland

EUMETSAT Meteosat-11 Water Vapor images (above) showed a warming/drying signature (shades of yellow to orange) within the ...
cimss.ssec.wisc.edu

Snow cover across parts of Montana

Day Snow-Fog RGB images (above) displayed the signature of snow cover (shades of red) across parts of Montana on. This was ...
cimss.ssec.wisc.edu

Post-tropical Cyclone Rachel Makes Landfall in Baja California, Impacts Southeast US

While many of the nation’s meteorological eyes have been along the Gulf Coast as Isaias made just the first Atlantic ...
cimss.ssec.wisc.edu

Hurricane Isaias reaches Category 3 intensity, as it moves closer to the US Gulf Coast

Overlapping 1-minute Mesoscale Domain Sectors provided GOES-19 (GOES-East) images at 30-second intervals — Infrared Window ...
cimss.ssec.wisc.edu

Tropical Depression Nine forms in the Gulf of Mexico, and is forecast to intensify to Tropical Storm (or possibly Hurricane) Isaias

Infrared Window images (above) showed Tropical Depression Nine as it gradually developed a closed center of circulation in the southwestern Gulf of Mexico by 2100 UTC on 0. Plots of GLM Flash Points ...
cimss.ssec.wisc.edu

Crossing the International Date Line, Hurricane Nolo becomes Typhoon Nolo

Infrared Window images (above) showed Hurricane Nolo as it was intensifting from a Category 1 to a Category 2 storm while ...
cimss.ssec.wisc.edu

Fall Arrives in the Upper Midwest

It’s time to grab an apple cider donut and a pumpkin spice latte if you’re in the upper Midwest, because fall has arrived in the northern regions of the central United States. In the upper peninsula ...
cimss.ssec.wisc.edu

Pacific Hurricane Nolo Rapidly Strengthens to Near Category 5, But Soon Weakens After

2026 continues to be an intense year for hurricanes in the eastern Pacific Ocean as Nolo became the 6th system in that basin to reach category 4 or greater during this year. Its ascent to major ...
cimss.ssec.wisc.edu

Satellite signatures of the launch of SpaceX Starship Flight 14

GOES-19 Upper-level Water Vapor (top), Mid-level Water Vapor (center) and Low-level Water Vapor (bottom) images at 1246 UTC and 1251 UTC on 28 September An oblique view from GOES-18 (GOES-West) using ...
cimss.ssec.wisc.edu

Late September Nor’easter

5-minute GOES-19 Mid-level Water Vapor images with overlays of surface wind barbs, peak wind gusts and surface pressure contours/fronts — from 1041 UTC on 25 September to 0001 UTC on 28 September ...
cimss.ssec.wisc.edu

Fall Equinox 2026: There GOES Summer!

Today is the Fall Equinox in the northern hemisphere and a great opportunity to show off some full disk GOES images. The passing of the seasons has always been marked by humans, sometimes because of ...