A screenshot from the jet stream forecast for November 7th through the 23rd, as calculated by the GFS model. Watch for a strengthening of the subtropical jet over the Pacific Ocean off the Baja Peninsula, extending across Mexico and up into the southern tier of the United States. Strengthening of the subtropical jet stream in this area is typical during a strong El Niño. (Source: NCEP/NWS/NOAA) Waiting for El Niño hasn't exactly been like waiting for Godot. Even so, it sure feels like we've been waiting awhile for the predicted weather impacts to show up unequivocally. Well, we may not have to wait that much longer.
El Niño's impacts across North America For the United States, El Niño's impacts typically arrive on a strengthening of the subtropical jet stream, a phenomenon that tends to sweep Pacific storm systems on a more southerly track than normal — across Southern California, and ...