The NWS has put up a winter storm watch for most of northwest Oregon. Remember a watch means something COULD happen and we’re WATCHing it closely. You can read my posting below for a bit more detail. Here is our forecast (as of 5:30pm)
This is enough of a risk that if you have a choice to drive a “snow car” or “non-snow car”, take the one that can handle snow for Thursday. For sure do it from Salem south. But even here in Portland. There is an unusually high level of forecast uncertainty on snow amounts here in the metro area tomorrow, so I assigned these percentages to several “events”:
There is a very good chance this forecast will change as new models come in between 8pm and 10:30pm. If those models come in much wetter like this morning’s ECMWF, my snow forecast is going way up for the metro area.
Chief Meteorologist Mark Nelsen