18, 2015 - NASA-JAXA's GPM Satellite Close-up of Cyclone Pam's RainfallÂ. It reached Category 5 on Saffir-Simpson Scale. During the early hours of March 13, as Pam approached the eastern shore of Éfaté with maximum sustained winds of 165 miles (270 km) per hour, it was reclassified as a category 5 cyclone by the Joint Typhoon Warning Center at Pearl Harbor, Hawaii. On March 10 at 1500 UTC (11 a.m. EDT), Pam's maximum sustained winds had increased to 80 knots (92 mph/148.2 kph). The bulletin included a Severe Weather Watch for Wellington that is valid through 8:35 p.m. local time on Tuesday, March 17. Worst hit by far was Vanuatu, where the storm killed 16 people and caused widespread damage. The VMGD forecast noted: Heavy rainfall expected to affect Torba, Sanma and Penama. These clouds are continuously fed by more hot air from the surface to add to their energy levels. It is the sediment that scatters light, giving the water its brilliant color. When did it reach cat.5? Tropical Cyclone Pam, a massive storm with winds up to 185 mph and torrential rain, battered the nation of Vanuatu on Friday, causing “complete devastation” to the island chain in the South Pacific. On March 15 at 11 UTC and March 16 at 3:45 UTC. RapidScat measured maximum sustained winds near 25 meters per second /56 mph/90 kph, west and south of the center. GPM passed over newborn Tropical Cyclone Pam on March 9 at 05:01 UTC (1:01 a.m. EST). Also, in exposed parts of the east and south of the North Island, south to southwest gales continue Monday night and much of Tuesday.". Most of the deaths and destruction were caused by a 12-foot high tidal wave that formed during the storm. Rob Gutro / Hal Pierce Red indicates strongest winds. Warnings continue from the Solomon Islands south to New Zealand. On March 9, a tropical cyclone watch was in effect for all of the Solomon Islands. At the center of a mature Tropical Cyclone, air sinks rather than rises. To illustrate, Cyclone Evan in 2012 was estimated to have caused damage equal to approximately 30 percent of Samoa’s Gross Domestic Product (GDP). Pam formed on March 6th 2015 in the Solomon islands and is where the path of destruction started. This false-colored infrared image of Category 5 Cyclone Pam shows the small eye just east of Vanuatu, surrounded by very cold cloudtop temperatures indicating powerful thunderstorms (purple). The impact of Cyclone Pam on future economic output is less clear. In additional to hurricane-force winds, very rough to extremely high seas with heavy swells were affecting the Torba, Penama, Sanma, Malampa, Shefa and Tafea provinces. Food stocks and water sources were damaged or destroyed; 95% of crops in affected areas were wiped out. The cloud of blue is a sign of Tropical Cyclone Pam's passage. The watch in place calls for the possibility of gale-force southerly winds in Wellington and dangerous coastal conditions through Tuesday. Pam was centered near 10.8 south latitude and 170.2 east longitude, about 651 nautical miles (749.7 miles/ 1,206 km) northwest of Suva, Fiji. Tropical storms derive energy from the warmth of the ocean and convert it into wind strength. The Joint Typhoon Warning Center in Hawaii first tracked the developing storm on April 26. Oma intensified to category 2 strength on 13 February and became slow-moving to the northwest of Vanuatu for several days. NASA's Terra satellite passed over Tropical Cyclone Pam as it continued intensifying in the Southern Pacific Ocean and captured an image of the storm's 20 nautical mile-wide, cloud-filled eye. Super Cyclone Pam (2015) formed in the central tropical Pacific under conditions that included El Niño Modoki and the passage of a convectively enhanced phase of the Madden–Julian oscillation (MJO) in the western Pacific. By March 17, Pam had already moved past northern New Zealand and had become an extra-tropical cyclone. The Tropical Rainfall Measuring Mission or TRMM satellite saw powerful towering thunderstorms in Tropical Cyclone Pam, indicating the storm was strengthening as it moved through the Solomon Islands. The data was made into an image at NASA's Goddard Space Flight Center in Greenbelt, Maryland. The latest estimates suggest that up to 24 people have died. About 188,000 people were affected out of a total population of 270,000. And it's these wind speeds that help experts classify cyclones. NZMS noted "The heavy rain, severe southerly gales and extremely large seas that affected eastern parts of the North Island will continue to ease Monday night and Tuesday morning. A twin disturbance formed... 750km east of the Solomon Islands. On March 11 at 0900 UTC (5 a.m. EDT) Tropical Cyclone Pam's (known as 11F in Fiji) maximum sustained winds were near 105 knots (121 mph/194 kph). Other countries in the region were significantly damaged but fared better than Vanuatu. OWP 35 Vanuatu - Cyclone Pam; OWP 34 Solomon Islands; OWP 33 Philippines - Typhoon Haiyan; OWP 32 Facing down disasters in the Pacific; OWP 31 Standing with West Papua; OWP 30 Stories of leadership in Timor Leste; Emergency relief. In the Solomon Islands there is a tropical cyclone warning in effect for the Temotu province, and a watch remains in effect for remaining provinces. 8th March 2015. Thunderstorms wrapped tightly around Pam's center. Flooding also damaged shorelines along New Zealand’s North Island and on Chatham Island. It is the second most intense storm according to pressure, after Cyclone Zoe in 2002. Tropical cyclone Pam: One-year progress report Welcome note One year ago Cyclone Pam tore through the Pacific leaving a trail of devastation in its wake. Over the next few days, the system gradually developed as it moved southeast, acquiring gale -force winds by 11 February. The cyclone formed earlier than expected but continues on the forecast south-westerly track. NASA research has shown that thunderstorms with cloud tops that cold, and that high into the atmosphere have the ability to drop heavy rainfall. Omissions? The United Nations called Cyclone Pam … Category one is the lowest and category five, with wind speeds of 280ks an hour or more is the highest. A ridge moves onto New Zealand on Thursday. The image showed that Pam's center had consolidated within the previous 24 hours and was represented by a tight band of thunderstorms circling it. RapidScat revealed sustained winds over 30 meters per second (108 kph/67 mph) were still occurring southeast of the center. On March 13 at 1500 UTC (11 a.m. EDT), Tropical Cyclone Pam had maximum sustained winds near 145 knots (166.9 mph/268.5 kph). 10, 2015, RapidScat showed Tropical Cyclone Pam's strongest maximum sustained winds were near 35 meters per second (78.9 mph/126 kph) north and east of the center of circulation. In its wake it has left the community the huge task of rebuilding wrecked lives. The Joint Typhoon Warning Center (JTWC) noted that wave heights were up to 40 feet (12.1 meters). First SMS through (Telecom Vanuatu Ltd and DigicelVanuatu). The tropical cyclone made its way southward between Vanuatu and Fiji and continued to intensify, growing into a category 2 storm on March 10 and a category 4 storm by the early morning of March 12. TRMM's Precipitation Radar (PR) instrument covered the area to the northwest of Pam's eye and data was used to create a 3-D view of the storm that showed some cloud top heights there were reaching heights above 16 km (9.9 miles). The Southern Pacific Ocean's Tropical Cyclone Pam was a Category 5 hurricane on the Saffir-Simpson Wind Scale when NASA's Aqua satellite passed overhead. John P. Rafferty writes about Earth processes and the environment. Strong monsoonal winds developed in late February, the case alleges, and Cyclone Pam formed on March 6, four days before the cruise ship's departure. 2015 March 14, Vanuatu: Tropical Cyclone Pam hit Vanuatu directly. The winds died down to 250km/h as it tore through Vanuatu. Mar. Where did Cyclone Fani develop? The cyclone season runs from December to April when the weather in the region is hot and wet. Few people, however, lost their lives as a direct result of the storm. The formation of cyclones occurs in four stages including formative, immature cyclone, mature cyclone and decay stage. Storm-force winds up to 120 kph (74.5 mph) are expected to continue affecting Sanma and Torba provinces today, but those winds will be decreasing as Pam moves southward. 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