Hurricanes & Tropical Storms - May 2011
Note: This report catalogs recent tropical cyclones and places each basin's tropical cyclone activity in a climate-scale context. It is not updated in real time. Users seeking real time status and forecasts of tropical cyclones should visit The National Hurricane Center.
Northwest Pacific Basin
 Tropical Storm Aere Satellite Image |
 Tropical Storm Aere Forecast Track  Saffir-Simpson Scale Color Legend |
| Tropical Cyclone | Aere(Bebeng) | ||||||||
| Cyclogenesis Date | 05/07 | ||||||||
| Cyclolysis Date | 05/12 | ||||||||
| Highest Saffir-Simpson Category | TS | ||||||||
| Maximum 6-hr Sustained Wind | 57 mph (50 kt or 93 km/h) | ||||||||
| Min Pressure | 990 mbar | ||||||||
| Accumulated Cyclone Energy (ACE*) Index (kt2) | 2.6275 x 104 | ||||||||
| Landfall Information (date, location and sustained winds) | 05/08 - northeastern Philippines (50 kt or 93 km/h) | ||||||||
| Deaths | 35 | ||||||||
| *The (ACE) Index calculations are based on preliminary data. | |||||||||
 Tropical Storm Songda Satellite Image |
 Tropical Storm Songda Forecast Track Saffir-Simpson Scale Color Legend |
| Tropical Cyclone | Songda(Chedeng) | ||||||||
| Cyclogenesis Date | 05/20 | ||||||||
| Cyclolysis Date | 05/29 | ||||||||
| Highest Saffir-Simpson Category | Cat 5 | ||||||||
| Maximum 6-hr Sustained Wind | 161 mph (140 kt or 259 km/h) | ||||||||
| Min Pressure | 920 mbar | ||||||||
| Accumulated Cyclone Energy (ACE*) Index (kt2) | 25.5450 x 104 | ||||||||
| Landfall Information (date, location and sustained winds) | |||||||||
| Deaths | 17 | ||||||||
| *The (ACE) Index calculations are based on preliminary data. | |||||||||
