I'm looking at the surface pressure at various METAR sites and noticing that very thing (example here w/ KDBQ & the 18z NAM) with the 18Z cycle of models too... This is a very important point to note concerning how far SE this system could get pushed in reality versus model data https://t.co/obUfwM6bki pic.twitter.com/c6fxVQulgn

— ☈yan Hill (@ryanhjersey) February 13, 2021