enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Windsock - Wikipedia

   en.wikipedia.org/wiki/Windsock

   Wind tees and wind tetrahedrons are two other commonly used wind direction indicators in airports. Wind tees are shaped like an airplane so that they match with the heading of an aircraft ready to take off and land. Wind tetrahedrons always have their pointy ends pointing to the wind. Wind tees and tetrahedrons can swing freely and align ...

3. Point of sail - Wikipedia

   en.wikipedia.org/wiki/Point_of_sail

   A sailboat on three points of sail The waves give an indication of the true wind direction. The flag gives an indication of apparent wind direction. True wind can also be indicated by a fixed wind indicator (flag, windsock, etc., not attached to the boat or any moving object).

4. Beaufort scale - Wikipedia

   en.wikipedia.org/wiki/Beaufort_scale

   Direction shown by smoke drift but not by wind vanes 2 Light breeze 4–6 knots 4–7 mph 6–11 km/h 1.6–3.3 m/s 1–2 ft 0.3–0.6 m Small wavelets still short but more pronounced; crests have a glassy appearance but do not break Wind felt on face; leaves rustle; wind vane moved by wind 3 Gentle breeze 7–10 knots 8–12 mph 12–19 km/h

5. Maritime flag - Wikipedia

   en.wikipedia.org/wiki/Maritime_flag

   This custom has arisen because many sailboats today place a racing flag or wind indicator at the masthead. Motor boats without masts should always fly the ensign from an ensign staff at the stern. Conventionally, courtesy flags are flown from the jackstaff at the bow. This seems to some landsmen as being a reversal of priorities.

6. Coastal warning display tower - Wikipedia

   en.wikipedia.org/wiki/Coastal_warning_display_tower

   Through a system of flags, the towers can indicate not only wind-related warnings, but also major aspects of the local daily weather forecast. Warning pennant Warning flag. A single red pennant was shown from the top of the tower as a small craft advisory; for a gale warning, two such pennants were used. Two square flags, red with a black ...

7. Weather vane - Wikipedia

   en.wikipedia.org/wiki/Weather_vane

   A wind vane, weather vane, or weathercock is an instrument used for showing the direction of the wind. It is typically used as an architectural ornament to the highest point of a building. The word vane comes from the Old English word fana, meaning "flag". A cockerel is a traditional figure used as a vane placed on top of the cardinal directions.

8. International maritime signal flags - Wikipedia

   en.wikipedia.org/wiki/International_maritime...

   International maritime signal flags are various flags used to communicate with ships. The principal system of flags and associated codes is the International Code of Signals . [ 1 ] Various navies have flag systems with additional flags and codes, and other flags are used in special uses, or have historical significance.

9. Gale warning - Wikipedia

   en.wikipedia.org/wiki/Gale_warning

   The National Weather Service issues a similar high wind warning (Specific Area Message Encoding code: HWW) for high winds on land. The criteria vary from place to place; however, in most cases, the warning applies to winds of 40 miles per hour (64 km/h) to 73 miles per hour (117 km/h) for at least 1 hour; or any gusts of 58 miles per hour (93 km/h) to 114 miles per hour (183 km/h) on land.