Oh sure. I often look at the 500 mb height anomaly, 500 mb windspeed, Surface temp., 850 mb. temp, 850 mb. run to run change, mslp precip. 6n hr., prob. mslp - 1005hpa. among others depending on availability.
To make a long story short, the 12z Euro package was not excited today through Jan. 5 regarding any significant wintry threat. Tomorrow, it might explode!