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Another factor considered when predicting radioactive fallout is wind; the direction it is traveling, and the velocity of the prevailing winds that carry the plume. It is possible that radioactive fallout may be spread for hundreds or thousands of miles and may have long-lasting health effects for anyone exposed. Conversely, the majority of damage from a nuclear blast might be contained within a 15-mile radius.
Rain or snowfall will spread fallout. Radioactive particles in the atmosphere are collected in precipitation and are carried to the ground, creating “hot spots”.
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Be sure to include a battery-run or a wind-up emergency radio with your provisions. A radio will be your lifeline over the next few weeks after a nuclear event, letting you know the circumstances and impact of a nuclear event. Be sure to include clothing, medicine (including prescription medicine), bedding or sleeping bags, and a camp toilet. Keep several flashlights and extra batteries on hand where you will be sheltering, as it is possible that the electrical grid may go down.