Download presentation
Presentation is loading. Please wait.
1
January 3-4 2008 West Coast Extratropical Cyclone
Very intense cyclone Had a minimum central pressure of 956 mb. Characterized by warm advection Rapid development of system Criteria met for “meteorological bomb” Strong winds and heavy precipitation
2
24-hour precipitation totals ending 12 UTC 5 Jan 2008
3
Synoptic Overview Minimum pressure of 984 mb. 00Z Jan 3
South of Aleutian Islands Moved eastward and intensified Pressure of 954 mb. 12Z Jan 4 Warm front moving over CA at this time Strong negative omega values Large pressure drops and strong wind speed
4
Note the rapid pressure decrease and corresponding wind increase at KSFO
5
QG Omega Equation and SPDE
LHS: Omega term RHS: Differential vorticity advection, temperature advection terms SPDE LHS: 1000 mb Relative vorticity tendency RHS: 500 mb vorticity advection, 1000 mb horizontal temperature advection terms
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.