Severe thunderstorm north of the Arctic Circle in Alaska
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2024/06/240627_1335utc_suomiNPP_infrared_Noatak_AK_thunderstorm_cursor_sample.png)
A toggle between Suomi-NPP VIIRS Visible (0.64 µm) and Infrared Window (11.45 µm) images valid at 1335 UTC on 27 June 2024 (above) showed a severe-warned thunderstorm just west of Noatak, Alaska. This thunderstorm — located north of the Arctic Circle — exhibited a cloud-top infrared brightness temperature as cold as... Read More