NUCAPS Profiles before an historic snow in Portland Oregon
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2022/04/NUCAPSSounding_46.6N_124.6W.png)
April 11 2022 saw the first measurable snowfall ever in April at the Portland OR airport (WFO Portland Tweet), where records have been kept since 1940. The GOES-16 animation above shows the weather system responsible for the weather.NOAA-20 overflew the west coast shortly after 1000 UTC (map of the orbit, from this website), and NUCAPS profiles... Read More