A large dark cloud on the horizon, and all the fish swimming quickly to the other side of th lake (or ocean) with fear in their eyes.
Also thunder and lightning, high winds, rain, hail and finally tornadoes, water spouts, or the eyewall of a hurricane. With this last you'll realize you should have gone to port sooner.
Radar and a weather radio can also be helpful. As a backup plan, break an egg over your head. If the yolk goes in your eyes there is bad weather on the way. You could also sacrifice a goat and devine the answer from its entrails.
Usually on boats they have a barometer, and when the barometer begins to fall it indicates that bad weather is approaching. They also have computers on board which can access satellite data and marine forecasts.
When out on a lake or ocean, changes in wind patterns are usually the first indication bad weather is on the way. Clouds may also quickly increase.
A sign that foul weather is approaching on a boat could be rolling thunder or darkening clouds. Another sign might be the waves picking up and getting bigger.
A falling pressure on the barometer indicates bad weather approaching, especially if falling rapidly
Weather men have special equipment that inform them on upcoming weather. also, if a pine cone, closes, it meens a storm is coming, if its open, its gonna be a nice day :)
The winds will pick up, the sky will darken and the waves will get choppy. It is best to head in when this is occurring.
The term "foul weather" is often used to describe weather that is cold, wet, or otherwise stormy or unfavorable.
A sign that foul weather is approaching on a boat could be rolling thunder or darkening clouds. Another sign might be the waves picking up and getting bigger.
A falling pressure on the barometer indicates bad weather approaching, especially if falling rapidly
Weather men have special equipment that inform them on upcoming weather. also, if a pine cone, closes, it meens a storm is coming, if its open, its gonna be a nice day :)
Weather men have special equipment that inform them on upcoming weather. also, if a pine cone, closes, it meens a storm is coming, if its open, its gonna be a nice day :)
Weather men have special equipment that inform them on upcoming weather. also, if a pine cone, closes, it meens a storm is coming, if its open, its gonna be a nice day :)
A Marine Chart.
The winds will pick up, the sky will darken and the waves will get choppy. It is best to head in when this is occurring.
The term "foul weather" is often used to describe weather that is cold, wet, or otherwise stormy or unfavorable.
Usually fair is given as the antonym for foul, as in foul play, foul weather, etc. There are many others, however, as there are several definitions of foul to begin with.
Though you do not state where you are sailing from, yes is the quick answer. Foul weather gear is essential for all but very short passages.
The alleged presence of the 'Bell Witch' was accompanied by a foul odor. The weather turned suddenly foul. Put on your foul weather gear. See the related link(s) listed below for more information:
A fall in atmospheric pressure - an approaching storm system.A:A barometer measures air pressure: A "rising" barometer indicates increas­ing air pressure; a "falling" barometer indicates decreasing air pressure. A:Lower pressure, more clouds, and less fair weather.