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Topic: Waterspout


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In the News (Fri 18 Dec 09)

  
  Waterspout on the starboard bow
Waterspouts are (simplistically) tornadoes at sea, or on rivers and lakes.
Waterspouts are whirlwinds, of course (something the Roman poet Lucretius knew), but it seems that powerful spouts can carry large amounts of water in the lower parts of their vortex.
A steamer was sunk on the River Euphrates by a tornadic waterspout.
www.phenomena.org.uk /waterspout.htm   (3153 words)

  
 Waterspout - LoveToKnow 1911   (Site not responding. Last check: 2007-11-01)
WATERSPOUT, a local vorticular storm occurring over a water-surface, and in origin and form similar to a tornado over the land.
This appearance is deceptive, as the bulk of the water carried along by the whirling spout is condensed from the atmosphere, and, even when the spout is formed over a salt-water surface, is found to be fresh.
Waterspouts occur most frequently over the warm seas of the tropics, but they are not confined to the warmer tropical seasons, or even to low latitudes.
52.1911encyclopedia.org /Waterspout   (139 words)

  
 USATODAY.com   (Site not responding. Last check: 2007-11-01)
Waterspouts and all the different kinds of tornadoes have a similar basic structure with air moving upward.
Waterspouts have been reported on the West Coast from Tatoosh Island, Wash., south to San Diego, but they tend to be weak and short lived.
Waterspouts tend to come from clouds with a dark, flat bottom when there is just the first hint of rain.
www.usatoday.com /weather/wspouts.htm   (1190 words)

  
 911supplies
Waterspouts are defined as an intense vertical column, or vortex, of low pressure that develops on the sea surface and extends upward to a cloud base, rather than descending down from the base of clouds, as is the case with a tornado.
Waterspouts have the potential to be extremely dangerous, with an average life cycle ranging from two to twenty minutes, as they travel at an average speed between ten and fifteen knots.
As a result of the potential hazards created by waterspouts, boaters and persons living along the coast should be aware of their destructive characteristics and be sure to seek safe shelter away from the path of the waterspout.
www.911supplies.com /nd4.cfm   (622 words)

  
 Waterspout - Wikipedia, the free encyclopedia
Waterspouts on the beach of Kijkduin near The Hague, the Netherlands on 2006 August 27.
Waterspouts exist on the microscale, meaning their environment is less than two kilometers in width.
Waterspouts, not associated with a rotating updraft of a supercell thunderstorm, are "nontornadic" or "fair-weather waterspouts,"
en.wikipedia.org /wiki/Waterspout   (696 words)

  
 National Weather Service Forecast Office Miami-South Florida
Waterspouts are generally broken into two categories: fair weather waterspouts and tornadic waterspouts.
This type of waterspout is generally not associated with thunderstorms whereas tornadic waterspouts develop in severe thunderstorms.
Tornadic waterspouts develop downward in a thunderstorm while a fair weather waterspout begins to develop on the surface of the water and works its way upward.
www.srh.noaa.gov /mfl/hazards/info/waterspouts.php   (371 words)

  
 A Waterspout off the Florida Keys   (Site not responding. Last check: 2007-11-01)
Waterspouts are spinning columns of rising moist air that typically form over warm water.
Waterspouts can be as dangerous as tornadoes and can feature wind speeds over 200 kilometers per hour.
Waterspouts may be relatively transparent and initially visible only by the unusual pattern they create on the water.
www.red-ice.net /specialreports/waterspout.html   (138 words)

  
 Waterspout - StormWiki   (Site not responding. Last check: 2007-11-01)
Waterspouts are most common over tropical or subtropical waters.
In most cases the term is reserved for small vortices over water that are not associated with storm-scale rotation (i.e., they are the water-based equivalent of landspouts).
A number of chasers were treated to the view of a waterspout in Kansas on April 10, 2005 as a tornado formed over a reservoir.
stormwiki.unk.edu:16080 /index.php/Waterspout   (125 words)

  
 Waterspout - JustBajan.com
A waterspout is a tornado that occurs over water, usually not in association with a supercell thunderstorm.
Although waterspouts are always tornadoes by definition, they are not counted in official tornado records unless they hit land.
Waterspouts are common along the southeast U.S. coast -- especially off southern Florida and the Keys -- and can happen over seas, bays and lakes worldwide.
www.justbajan.com /feature/2005/092405_waterspout/index.htm   (290 words)

  
 waterspout - HighBeam Encyclopedia
Waterspouts are most frequent in tropical regions, but are not uncommon in higher latitudes.
Thar she blows Waterspout danger captured on film by offshore oil worker...
WEATHER: 'Wow!' Huge waterspout marks soggy day in Dade: As another stormy day passed, a waterspout was spotted off the coast of Miami Beach.
www.encyclopedia.com /doc/1E1-waterspo.html   (271 words)

  
 The Weather Network · Glossary Index   (Site not responding. Last check: 2007-11-01)
A waterspout is a rapidly whirling, funnel-shaped column of vapour and water between a cloud and the earth's surface.
Waterspouts come in a variety of sizes and strengths and arise from different mechanisms.
Waterspouts have been known to pick up small fish and frogs and other water creatures and carry them inland, where they are suddenly dropped on startled residents.
www.theweathernetwork.com /inter/help/glossary/pages/waterspout.htm   (182 words)

  
 Gallery of Fluid Mechanics: Waterspout   (Site not responding. Last check: 2007-11-01)
Most waterspouts are formed in fair weather by mechanisms similar to that which forms dust devils.
More rare are "tornadic" waterspouts which are ordinary tornadoes which have either formed over water or were formed over land and then moved to the water.
If a waterspout passes an area having large numbers of fish near the surface of the ocean, the fish (or frogs, birds, etc.) are swept up the waterspout.
www.eng.vt.edu /fluids/msc/gallery/vortex/weather/spout1.htm   (189 words)

  
 Waterspout   (Site not responding. Last check: 2007-11-01)
The waterspout travels wherever the caster directs it at a speed of 12, up to the maximum range of the spell.
A waterspout is not affected by dispel magic, but can be countered by wind elementals or other winds of magical origin (like summon wind), blowing in a direction counter to teh waterspout's rotation.
Each level of the opposing wind reduces the waterspout by 10 feet; thus, a 210-foot waterspout could be completely countered by seven Gust of Wind or three Summon Wind spells.
members.shaw.ca /Beritel/waterspout.htm   (166 words)

  
 Waterspout Information
Waterspouts are in essence tornadoes that form over the ocean.
Waterspouts can form in any tropical water area, but primarily form around the southern coast of Florida.
Most waterspouts are relatively small and short-lived, but they can reach large sizes of 90' in diameter or larger, with speeds up to 200mph.
www.lisashea.com /lisabase/cruise/weather/waterspout.html   (223 words)

  
 Waterspout Photo – Tornado Over Water
Some sort of front (a cold front?) was passing by taking the clouds along with it, and there was a distinct edge to the cell of weather, with clear skies meeting a ridge of clouds.
Most of the waterspouts were too distant to photograph well, but a couple passed by within range of 200mm and 400mm lenses (thanks Ken for loaning me the big lens).
In one of the waterspouts, the vortex structure was clearly apparent in which a thick wall outer surrounded a inner cylinder.
www.oceanlight.com /log/2005/03/05/waterspout-photo-tornado-over-water.html   (482 words)

  
 Waterspout intensity
The most common type of waterspout is a fairweather waterspout, which arises over warm seas, e.g.
These waterspouts are generally of F0 intensity, with winds of no more than 30 m/s.
Tornadic waterspouts (Fig 1), on the other hand, are far less common but more dramatic and associated with severe thunderstorms over sea.
www-das.uwyo.edu /~geerts/cwx/notes/chap07/waterspout.html   (152 words)

  
 Tampabay: Waterspout gives awed spectators a big thrill
Clearwater's waterspout was one of several dramatic weather events around west central Florida on Friday afternoon when two weather systems collided, producing hail, strong winds and several tornado sightings.
A frequent sight in the Gulf of Mexico and tropical waters during the summer, a waterspout forms when a severe thunderstorm develops.
Waterspouts form from the water up to clouds, Garrard said, with winds reaching 45 to 50 mph.
www.sptimes.com /News/71099/TampaBay/spout.shtml   (764 words)

  
 wcbstv.com - What's A Waterspout? And Why Did It Happen Here?
Waterspouts and tornadoes are more common in mature thunderstorms where there is a jolt of rising air.
Fair weather waterspouts however are typically weak FO tornadoes over water and dissipate rapidly as soon as they reach land.
At times waterspouts can come onshore and produce weak F0 and F1 damage but typically once spouts move away from their source of energy (warm water) they disappear immediately.
wcbstv.com /watercooler/local_story_270161758.html   (595 words)

  
 APOD: 2005 January 20 - A Waterspout off the Florida Keys   (Site not responding. Last check: 2007-11-01)
Pictured above is one of the better images yet recorded of a waterspout, a type of tornado that occurs over water.
Florida Keys, a location arguably the hottest spot for waterspouts in the world with hundreds forming each year.
Some people speculate that these waterspouts are responsible for many of the losses recorded in the Bermuda Triangle region of the
antwrp.gsfc.nasa.gov /apod/ap050120.html   (174 words)

  
 Waterspout touches land at Stinson Beach   (Site not responding. Last check: 2007-11-01)
Waterspouts are tornadoes that form over the ocean as whirling columns of spray, mist, and foam.
Scientists have long recognized waterspouts are most common at noon when heat from the sun is greatest.
The fact that Saturday’s waterspout was almost an hour early may indicate nothing more than its failure to allow for the change to Daylight Savings Time.
www.ptreyeslight.com /stories/apr17_03/waterspout.html   (359 words)

  
 Electric Waterspouts
Because the Earth is a small charged body moving in a large cell of plasma, explanations of all physical phenomena in, on, and near the Earth must take the electrical behavior of plasma into account.
There are two types of waterspout; one type is simply a tornado over water.
He came to understand the waterspout as a long-lasting discharge current between the plasma networks of the ocean surface (or lake surface) and the electrical charge of the clouds above.
www.thunderbolts.info /tpod/2005/arch05/050323waterspouts.htm   (468 words)

  
 Life cycle of a waterspout   (Site not responding. Last check: 2007-11-01)
Technically an intense low pressure vortex column, fair-weather waterspouts most frequently develop on the sea surface and then move skyward, rather than dropping down from parent clouds like tornadoes.
Research has determined that waterspouts are the end product of a number of interacting forms of motion that produce a cascade of energy.
Ship masters whose vessels have been hit by waterspouts during the decay phase have reported being drenched with a combination of salt water and rain water.
www.ziplink.net /users/jfrantis/ws_cycl2.htm   (554 words)

  
 Waterspout looms over boater on Gulf of Mexico   (Site not responding. Last check: 2007-11-01)
A waterspout spins up beneath a line of growing cumulus congestus clouds about a mile off of Treasure Island, Fla., in July 2001.
But, as soon as the outflow of gusty winds from the two rainshafts reached the waterspout, its delicate structure became disrupted and it disappeared in seconds.
The boater in the foreground was speeding in to shore to escape the hazards of imminent thunderstorms.
www.usatoday.com /weather/tornado/waterspout-photo.htm   (114 words)

  
 The 8/27/01 Waveland-Long Beach Waterspout
These photographs are associated with a waterspout that briefly formed just off the beach in Waveland, MS and traveled east just off shore to near Long Beach, MS.
By the time I'd heard of the Waterspout and made it down to the beach (I lived 3.5 miles away), the waterspout was already near the Long Beach municipal pier and was starting to "rope out" (i.e.
The waterspout formed just off of Waveland, at roughly the same time as the 2nd image in each time lapse.
www.ajfroggie.com /wxpics/waterspout   (315 words)

  
 Waterspout Stock Video Footage - Florida Keys Waterspout Video
There are two waterspout side by side at the same time.
This video was taken during the early stages of a waterspout.
The most common type of waterspout in the Florida Keys is a "fair weather" waterspout.
www.ultimatechase.com /Waterspout_Video.htm   (412 words)

  
 Waterspout - Orange County California
A Waterspout in Orange County California, which appeared off of Laguna Beach, Dana Point and San Clemente on April 17, 2004.
It was a small waterspout, never actually reaching the water, but a lovely sight nonetheless.
He related that most of the reports of Waterspouts in Southern California seem to come from between Dana Point and Newport Beach, and he felt the unique and steeply abrupt coastal mountains of Laguna, combined with the wind shadowing effect of Catalina Island were the primary cause of their formation.
www.light-headed.com /asite/laguna/laguna_history/waterspout.php   (1068 words)

  
 Waterspout Forecasting Tech Memo
A climatological study conducted by Golden (1977) also indicated a higher frequency of waterspouts and weak coastal tornadoes near Cape Canaveral as compared with the adjacent coastal regions immediately north and south of the area.
Numerous waterspout reports were received during the next half-hour as the spout traversed northward over the west basin of Port Canaveral and moved to a position over the north Banana River before dissipating around 2110 UTC.
Hess, G.D., and K.T. Spillane, 1990: Waterspouts in the gulf of Carpentaria.
www.srh.noaa.gov /mlb/spout.html   (6112 words)

  
 Storm Team 8 - Post details: Waterspout Over The Sound
Waterspouts are weak tornadoes that form over warm water.
Waterspouts are most common along the Gulf Coast and southeastern states.
I had never heard of a waterspout in LIS before, and now I have learned of how rare they really are in this area.
wtnh.tv /blogs/index.php/weather/2006/09/27/waterspout_over_the_sound   (949 words)

  
 Waterspout Tours
Waterspouts occur often in the early to mid-morning and late afternoon hours as lines of cumulus towers form over land and interact with sea breeze fronts and old convective boundaries.
Waterspouts have wind speeds from around 40 mph in weak spouts, to as much as 190 mph in "superspouts".
This is a strategy that has been proven successful by waterspout researchers and chasers, and was used to good effect by us during our inaugural waterspout tour in 2004.
www.silverliningtours.com /silver2/waterspout_tours.htm   (553 words)

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