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| | UPDATED FORECAST OF ATLANTIC SEASONAL HURRICANE (Site not responding. Last check: 2007-09-07) |
 | | Conversely, seasonal hurricane activity is typically reduced during the easterly QBO phase and large vertical wind shear conditions between 30 and 50 mb. |
 | | Despite the weak 1997 hurricane season, the annual average of NS, H, HD, IH, IHD and NTC during the last six years are 146, 163, 239, 329, 331 and 214 percent (respectively) of the average hurricane activity for the six-year period of 1989-1994. |
 | | The general warming of the North Atlantic that has taken place during the last six years is in concurrence with increased incidence of major hurricanes, an association similar to what occurred during the most active hurricane seasons of the 1930s to the 1960s. |
| hurricane.atmos.colostate.edu /forecasts/2001/april2001 (7042 words) |
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