Water Vapor Satellite Snapshot. At 4:30 AM MST Tuesday, Nov 23, 2021. European (ECMWF) 500 Millibar (18,000') Wind Analysis. At Midnight Last Night Tuesday, Nov 23, 2021. Our Storm Pulling Moisture In From The Eastern Pacific. We can see that the subtropical jet stream is pulling mid and high-level moisture northeastward into the closed mid-level low circulation which was located southwest of San Diego early this morning. As this low moves eastward and phases with the long-wave trough of low pressure to its north, it will continue to pull this moisture northeastward into the Desert Southwest and our local area. Mid and high-level clouds will continue to stream across the area today into Wednesday night, thickening and lowering today into Wednesday. European (ECMWF) 500 Millibar (18,000') Forecast. Valid At 5 PM MST Wednesday. European (ECMWF) 500 Millibar (18,000') Forecast. Valid At 5 PM MST Thanksgiving. By sunset, Wednesday a large elongated mid-upper level long-wave tro...