Day: October 31, 2019

Water vapor imagery in an extremely dry airmass – 31 October 2019

by Dan Bikos on October 31st, 2019

On 31 October 2019 a very dry airmass existed over the southwest US.  To illustrate the dry airmass, consider the sounding from Albuquerque, NM with a precipitable water amount of 0.05″ (1.27 mm): The synoptic scale pattern was characterized by above normal PW in the east ahead of a trough, with below normal PW in Continue Reading

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