Signs of severe turbulence
14 November 2013 05:30–11:00 UTC
The 'fringing' in jet stream cirrus, seen in the imagery, indicates the likelihood of severe turbulence.
Last Updated
22 October 2020
Published on
14 November 2013
As the jet stream propagates in a northeasterly direction towards Iceland, 'fringes', or bands of white cirrus cloud, can be seen across the flow. This cloud formation indicates the likelihood of severe turbulence in and near the cloud.
At this time Iceland issued warnings, and aircraft were reporting encountering severe turbulence.
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Airmass RGB, 06:00 UTC, with 300 hPa isotachs overlaid (source: EUMeTrain)
Transverse cirrus bands
