Clear drains, gutters, and downspouts of debris
Move furniture and electronics off the floor, particularly in basements and on first floor levels.
Roll up area rugs, where possible, and store them on higher floors or elevations. This will reduce the chances of rugs getting wet and growing mold.
Shut off electrical service at the main breaker if the electrical system and outlets will be under water
Place all appliances, including stove, washer and dryer on masonry blocks or concrete at least 12 inches above the projected flood elevation.