1 All Columns to the Left of the Anchor Cell are frozen. 2  On the View tab, in the Window group, click Freeze Panes, Freeze Panes. 3  Now all rows above Row 2 are frozen and all columns to the left of Column B are frozen.
Cold fronts produce most of the severe weather most of the time. This is because the cold air undertakes the warm moist air ahead of the front.
The most violent of supercells are usually closest to a lifting warm front out ahead of a cold front with a low pressure to the northwest. For more details, search supercells on the web as they are the most violent of severe weather modes.