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Environment

Tropical Storm Debby Flooding

Tropical Storm Debby formed off the Gulf Coast June 23 northwest of Tampa with a poorly defined center and no obvious direction of travel. But as the wind field grew wider while it remained almost stationery, the effects of the tropical moisture with persistent rainfall and wind wore away the resistance of beaches and its inhabitants.

By Monday June 25, constant battering by 20 – 40 mph wind and 10″-16″ of rain took its toll on shorelines and low lying property. Combined with high tides, a 2-3 foot storm surge poured over seawalls, rose up through storm drains and flooded streets and yards.

Saturated ground had nowhere to drain. Streets and yards remained covered with water even as the tide dropped but the surge raised the sea-level. Onshore wind pushed the sea state higher over the shore. Softened soil and gusty winds uprooted some trees and sent limbs and palm fronds flying.

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Environment

2012 Atlantic Hurricane Season Forecast

Hurricane season officially begins June 1 but sometimes a tropical storm forms before then. Since records began in 1851 there have been 23 seasons that have had storms prior to June 1. 2012 had two such early arrivals of Tropical Storm Alberto off the coast of the Carolinas, and Tropical Storm Beryl near the Georgia and Florida border.

The Atlantic basin hurricane season of 2012 forecast released April 4 by the Colorado State University Department of Atmospheric Science from Dr. Philip J. Klotzbach and Dr. William Gray predicts reduced activity for 2012 compared to 1981-2010, and below-average probability of a major hurricane landfall along the US coastline and in the Caribbean.

“The tropical Atlantic has anomalously cooled over the past several months, and it appears that the chances of an El Niño event this summer and fall are relatively high.

The forecast is based on a new extended-range early June statistical prediction scheme that utilizes 29 years of past data.

Coastal residents are reminded that it only takes one hurricane making landfall to make it an active season for them, and they need to prepare the same for every season, regardless of how much activity is predicted.”

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Environment

2011 Atlantic Hurricane Season Review

2011 Atlantic Hurricane Tracks

Highlights:

  • No effects on Anna Maria Island
  • No Florida landfalls
  • Slightly above long-term average named storms
  • 3 US landfalls, 2 in Gulf (Don, Lee, Irene)
  • Hurricane Irene caused extensive damage to east coasts states from NC to NY.
Categories
Environment

2011 Atlantic Hurricane Season Forecast

The forecast for the Atlantic basin hurricane season of 2011 has been released by the Colorado State University Department of Atmospheric Science from Dr. Philip J. Klotzbach and Dr. William Gray.

They continue to foresee above-average activity for 2011, and above-average probability of a major hurricane landfall.

“We have decreased our seasonal forecast slightly from early December, due to anomalous warming in the eastern and central tropical Pacific and cooling in the tropical Atlantic.

Categories
Environment

2010 Atlantic Hurricane Season Forecast

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The official start to the Atlantic Hurricane Season is June 1st. Now is a good time to make preparations for an emergency evacuation and formulate your disaster plan, check your insurance, storm shutters, and put together emergency supplies.

The Department of Atmospheric Science at Colorado State University has published its forecast for the Atlantic basin 2010 hurricane activity, based on over 58 years of past data and predictive statistical analysis. Early season forecasts are for the following:

Atlantic Hurricane SeasonApril 2010 forecast1950 – 2000 average
Named storms (>35mph)159.6
Hurricanes (>72mph)85.9
Major hurricanes (>111mph)42.3
US landfall likelihood69%52%
Gulf Coast landfall45%31%

According to forecasters Philip J. Klotzbach and William M. Gray, “We continue to foresee above-average activity for the 2010 Atlantic hurricane season. We have increased our seasonal forecast from the mid-point of our initial early December prediction due to a combination of anomalous warming of Atlantic tropical sea surface temperatures and a more confident view that the current El Niño will weaken. We anticipate an above-average probability of United States and Caribbean major hurricane landfall.” (as of 7 April 2010) For the full report click here.

The active year of 2005 and Hurricane Katrina may have passed into memory, and the past few years have seen quiet seasons for the Florida Gulf Coast even as a record breaking two intense Category 5 hurricanes made landfall in Mexico 2007. In 2004 Hurricane Charlie over-washed North Captiva Island, causing major damage there and Charlotte Harbor surroundings. Although not far away, Anna Maria Island was unaffected by Charlie’s small but heavy footprint.

The frequency of hurricanes may have declined over the last 44 years but the intensity of storms has increased. Now with a much larger population and more dense development, Florida and the Sun Coast is more vulnerable to the effects of hurricanes than ever before.

Check your local and regional papers for hurricane preparedness information and tips that come out at this time of year, and know your evacuation routes and destination. Find a location that is not subject to flood zone evacuation advisories and as near as possible in order to avoid being trapped by traffic congestion and clogged roads. Avoid using public shelters, which will be over-crowded and under-serviced. See flood zone and shelter information for Manatee County or the telephone book for a map.

Anna Maria Island’s three bridges to the mainland will all be closed at some time in a major storm, preventing egress of residents or entrance by emergency services. Consider the ramifications of ‘riding out the storm’ or trying to return when there is no power, water, or communication, perhaps for many days or weeks.

Review your insurance policies and gather important papers ready for evacuation. Home owners’ insurance does not cover damage from rising waters but NFIP offers taxpayer-subsidized flood insurance policies. If a named storm is in the area insurance policies will not be issued therefore get prepared well in advance.

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Remember that residents of Holmes Beach must obtain a hanging tag for re-entry after evacuation.

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