2012 8 Sandbag Construction The use of sandbags is a simple but effective method of preventing or reducing damage from floodwater and debris. (see Figure 2) Suggestions for constructing sandbag struc-tures are:1. Close-weave burlap bags 18â x 30â are recommended for all sandbag construction when available.2.
(Getty Images) A tornado watch has been issued for parts of New York and New Jersey until 5 p.m. Monday, the National Weather Service said. The watch included all five boroughs, as well as Rockland, Putnam and Westchester counties, and all of New Jersey.
Besides an obviously visible tornado, here are some things to look and listen for: 1  Strong, persistent rotation in the cloud base. 2  Whirling dust or debris on the ground under a cloud base -- tornadoes sometimes have no funnel! 3  Hail or heavy rain followed by either dead calm or a fast, intense wind shift.