Depictions of the potential storm showing blue for snowfall, green for rain and yellow for heavy rain. The GFS model is on the left and the European is on the right. - Pivotal WeatherWhat are meteorologists supposed to do when the computer models they rely on disagree sharply with less than 48 hours to go before the start of a potential blockbuster storm? The Euro model, on the other hand, has consistently shown a much weaker storm tracking farther away from the coastline, bringing much lighter snow to the big cities. Typically, when the GFS and Euro disagree, forecasters stick with the Euro due to its past performance.

Source: CNN February 21, 2026 00:16 UTC