It wouldn't surprise me. @AliciaMBentley's maps nicely show the "firehose" of +2-3 sigma anomalies (250-hPa wind magnitude) stretching from SoCal to the great Plains.

Pretty unusual pattern to see the polar jet buckle so far south in yet remain this zonally extended in May. pic.twitter.com/RSVJIDweHn

— Philippe Papin (@pppapin) May 15, 2019