During Hurricane Maria, the staff of the NWS Forecast Office-San Juan had the opportunity to assist the state and federal agencies at the EOC. Maria’s strong winds spread large amounts of debris across the entire area. It wiped out roads, leaving less than 8 percent of them open a month after the hurricane. Marine Weather Figure 2: Wind swaths of Hurricane Maria as it moves across the Northeast Caribbean Region. The National Weather Service observes maximum sustained winds of 155 miles per hourâ¦ Aviation Weather At 11 p.m., the eye of Hurricane Maria was 30 miles south-southeast of St. Croix in the U.S. Virgin Islands and 120 miles southeast of San Juan, Puerto Rico. St. Thomas & St. John: A few weeks before Maria, the islands of St. Thomas and St. John were directly affected by the eyewall of Major Hurricane Irma. Thunderstorms Figure 1: Maximum Storm Surge (feet) measured during Hurricane Maria. Maria charted a â¦ Figure 4: Visible Infrared Imaging Radiometer Suite (VIIRS) sensor showing Hurricane Maria moving out of the north coast of Puerto Rico on Wednesday afternoon. Hurricane Maria made landfall as a Category 4 storm Wednesday morning in Puerto Rico, bringing winds at about 160 mph to an island that dodged the worst of Hurricane â¦ Graphical Nationwide Figure 1: Municipalities where Extreme Wind Warnings were issued as the eyewall of Hurricane Maria moved over Puerto Rico with maximum sustained winds in excess of 115 mph. Its hurricane force winds extended about 50 or 60 miles out from its center, whereas Irmaâs extended around 80. Hurricane Irma struck Puerto Rico in early September 2017. Figure 3: Municipalities where Emergency Flash Flood Warnings were issued on September 20. Forecast Discussion Contact Us ... Microzone Wind Speed Maps are being used to determine basic wind speeds throughout the Commonwealth. In remarkably favorable conditions, on September 18, Maria underwent explosive intensification, doubling its sustained wind speed from 80 mph (130 km/h) to 160 mph (260 km/h), becoming a Category 5 hurricane, making the 2017 season the first since 2007 to feature two Category 5 hurricanes. The official death toll on the island was 64 people, though the number is widely thought to be much higher. Maria, the strongest storm to hit Puerto Rico since 1928, had maximum sustained winds of 155 mph when it made landfall as a Category 4 storm near the town of Yabucoa just after 6 a.m. At the time, environmental conditions were favorable for intensification to occur due to sea surface temperatures greater than 28 degrees Celsius, light vertical wind shear, and moist air. After a local survey, extreme structural and vegetative damage were evident with multiple buildings partially to fully destroyed, as well as thousands of trees and palm trees shattered in half. In an effort to build a resilient community, a few of the WFO-San Juan staff were deployed to assist the local government, state, and federal partners at the Emergency Operations Center (EOC) of Puerto Rico Emergency Management Agency (PREMA) during Maria. Image by Tim Loomis, NOAA Satellites group.Â. Hurricane MarÃa destroyed Puerto Rico's radar, providing a low-end estimate to the storm's wind speeds over the island. The eye of Maria came ashore near the town of Yabucoa, Puerto Rico, around 6:15 a.m. EDT on Sept. 20, 2017, as a Category 4 hurricane with maximum sustained winds of 155 mph. CoCoRaHS Ferocious Hurricane Maria made landfall around 6:15 am EDT Wednesday near Yabucoa in far southeast Puerto Rico as a top-end Category 4 storm, with peak sustained winds estimated at 155 mph. Since making landfall early Wednesday morning in Puerto Rico, Hurricane Maria has dropped significantly in wind speedâ¦ âMaria's core is moving over Puerto Rico, with life-threatening wind, storm surge, and rainfall impacts continuing over the island,â the National Hurricane Center stated Wednesday. About Our Office Vieques: All structures made of wood were either damaged or destroyed, wood cabins in a campground were almost completely swept away. Maria, now a Category 5 storm, is expected to remain very strong as it heads toward Puerto Rico, the Dominican Republic and Haiti. Over 48 hours, MarÃa dropped 380 to 500 millimeters (15 to 20 inches) of rain in most areas, with some spots receiving even higher amounts. Figure 2: Significant landslide in Barranquitas Puerto Rico. Questions? Current Hazards Figure 1: 48-hour rainfall from 8 AM AST Sep 19, 2017 to 8 AM AST Sep 21, 2017. Western Interior: Maricao was affected by strong winds and heavy rain. Figure 1: Tropical Weather Outlook issued by the National Hurricane Center at 7:37 AM on Sep 17, 2017. As examples of significant infrastructure damage, the Maunabo wind farm had several windmills blades completely destroyed, whereas a photovoltaic plant in Humacao had vast amounts of panels ruined or missing. Tropical Weather The Atlantic. Most of the poultry farms in the town of Aibonito had significant damage. Throughout the events, we were able to positively and effectively interact with the Puerto Rican community and our core partners. Local Hazards But here, size didnât matter. Thereafter, Maria gradually intensified and became the 8th hurricane of the 2017 Atlantic hurricane season with 75 mph maximum sustained winds at 500 PM AST (2100 UTC) on September 17th. Read More >, The official report from the National Hurricane Center (NHC) https://www.nhc.noaa.gov/data/tcr/AL152017_Maria.pdf. Local Data/Records If not blown off, non-concrete roofs suffered some type of damage. The storm had already caused widespread destruction in Dominica as a Category 5 storm, and it alternated between Category 4 and 5 as it approached Puerto Rico. Though the island missed the worst of that storm, it had brought heavy rains and wind gusts up to 100 miles per hour. These very gusty offshore winds combined with the extremely dry conditions will set the stage for critical to extremely critical fire weather concerns. The storm left much of the island in the dark. Heat Two Years After Hurricane Maria, Blue Tarps Are Symbol Of Island's Slow Recovery Two years after the storm hit Puerto Rico, the most visible remnants of â¦ Satellite-based images of the density of nighttime lights across eastern PuertoÂ Rico before (left) and after (right) Hurricane MarÃa, on September 27 and 28. The deadliest hurricane in Puerto Rican history began as a cluster of thunderstorms off the western bulge of Africa on Sept. 13, 2017. Hundreds of homes were damaged by the hurricane winds and flooding waters. Figure 1: Concentration of landslides caused by Hurricane Maria. Culebra: A few weeks before Maria affected Culebra, Major Hurricane Irma moved north of the island generating significant damage to the infrastructure. MarÃa destroyed what was still functioning in Puerto Rico's electrical grid after Irma, leaving all residents across the island completely without power. Multiple locations were found. Water levels reached areas where flooding had never been reported before. The storm also destroyed the weather radar operated by the Federal Aviation Administration and the National Weather Service. Large and mature trees had medium to large branches snapped. The highest wind speed reported inPuerto Rico was 48 kt with a gust of 64 kt at an NOS site at La Puntilla in San Juan Bay at 2230 UTC 6 September. Although most structures across the island are built using concrete as the main material, countless homes and buildings sustained some type of structural damage. At approximately 615 AM AST (1015 UTC), Maria made landfall in Yabucoa, Puerto Rico as a strong category 4 hurricane with maximum sustained winds of 155 mph. Maria’s first landfall was in Dominica, part of the Windward Islands, as a category 5 hurricane at around 915 PM AST on the 18th (0115 UTC on the 19th). Throughout the afternoon and early evening hours, rain bands generating tropical storm conditions reached Vieques, Culebra, and Puerto Rico. Hurricane Maria slams Puerto Rico, knocking out power and triggering heavy flooding All full trees That radar was designed to withstand maximum winds of 116 knots (133 miles per hour), so this value provides a low-end estimate of the stormâs winds. The Defense Department reports that 9,000 military personnel are â¦ MarÃa Timeline. Trails of coastal flooding due to storm surge along the southeast coast of Puerto Rico were also observed, which affected roads, homes, marinas and other buildings located along the coast. Nexrad doppler radars, with their geometric panels (left), are designed to withstand wind gusts up to 116 knots (133 miles per hour). Satellite Images Lake Caonillas flooded several homes at the sector of Caonillas Arriba. Figure 3: TJUA NEXRAD Radar at 354 AM AST showing the center of Hurricane Maria just south of Vieques. Maria is â¦ West: On the west coast, the most significant damages were associated with beach erosion and coastal flooding as Hurricane Maria moved into the Atlantic coastal waters and winds blew onshore. NOAA's National Centers for Environmental Information and the National Hurricane Center jointly classified MarÃa as the United Statesâ third-costliest tropical cyclone. Local Cyclone Reports. [in State of the Climate in 2017] Bulletin of the American Meteorological Society, 99(8), S202âS203. Samenow, J. North: Once again, widespread wind damage was evident with most structures showing some type of damage including, billboards roofs, concrete walls, and large number of trees. During both situations our staff provided first-hand information about the latest information provided by the National Hurricane Center and the possible impacts based on Marias’s latest forecast advisory. Ricardo A. Rosselló-Nevares, the Puerto Rico Emergency Management Agency (PREMA) Director, Abner Gomez, among other public servers, which served for the planning and decision making before, during and after María (Fig 2). The Washington Post. Fueled by â¦ Figure 5: Hurricane Maria approaching U.S. Virgin Islands and Puerto Rico. Figure 3: Hurricane Maria made landfall over southeastern Puerto Rico as Category 4 Hurricane with 155 MPH. Numerous locals reported that they felt the ground and their houses shaking, while most were amazed by the force of the unprecedented strong winds that not only transformed their surroundings but also their lives. NASA Earth Observatory images based on a variety of satellite sensors, including NOAA/NASA's Suomi NPP satellite, which detects visible light at night, and Landsat and other high-resolution imagers that map terrain and roads.Â Â large images: baseline | post-storm. Reports of damage over the island included the total destruction of many wooden homes, blown off roofs and sunken boats. Source: U.S. Geological Survey. Maria’s center moved over the coastal waters off northwestern Puerto Rico early that afternoon. National Weather Service Radar Status, Climate National Oceanic and Atmospheric Administration Hurricane Maria hits Puerto Rico with 155 mph winds Wednesday morning ... Maria ties for the eighth strongest storm in Atlantic history, when measured by wind speed. This document was shared with our Emergency managers, state and federal partners' email-list. Concrete houses had structural damage. The coverage and the magnitude of the damages began to increase as you reached the towns of Barranquitas, Corozal, and Naranjito. As of July 2018, the U.S. Geological Survey National Water Information System warned that river discharge data were not reliable and had not been adjusted to post-MarÃa conditions. At approximately 615 AM AST (1015 UTC), Maria made landfall in Yabucoa, Puerto Rico as a strong category 4 hurricane with maximum sustained winds of 155 mph. Submit a Storm Report Hurricane Maria's devastation of Puerto Rico, Hurricane Maria destroyed Puerto Rico's radar, a critical tool for forecasting, July 2020: Another scorching month in a scorching year, October 2020: Hot and dry likely for much of the country, August 2020: The warmest summer on record for the Northern Hemisphere comes to an end, August 2020 was third-warmest on record for the U.S., and dry conditions dominated the West, Category 4 Hurricane MarÃa made landfall on Puerto Rico's southeast coast on September 22, 2017.Â. Figure 1. were defoliated, and those that were not, were snapped or uprooted by Maria’s strong winds and lost medium to large branches. NWS Observations What a difference landfall makes. Source: WSR-88D TJUA. Five months after the storm, a quarter of the island's residents still lacked electricity. Mariaâs 65 -kt intensity increase over 24 h on 18 September makes it tied for the sixth-fastest intensifying hurricane in the Atlantic basin record. Accessed July 7, 2018. Marinas like Sea Lovers and Isleta Marina were heavily damaged by Maria. Large amount of rainfall accumulations generated flooding and landslides across all the islands. Hurricane Maria made landfall as a Category 4 storm Wednesday morning in Puerto Rico, bringing winds at about 160 mph to an island that dodged the worst of Hurricane â¦ Newsletter Around 5 AM AST (0900 UTC), hurricane force winds were reported in Vieques and the eastern half of mainland Puerto Rico. Hurricane MarÃa's damage has been severe and lasting. The latest on Maria At 11 a.m., Maria was positioned 25 miles west of San Juan, which reported sustained winds to 86 mph gusting to 110 mph around 7:30 â¦ Figure 1: Preliminary track of Hurricane Maria moving across the Northeast Caribbean Region. As the eye of the storm tracked toward the west-northwest over Puerto Rico, the intense winds broke and uprooted trees, leaving most of those still standing without any leaves. Most if not all the stations failed during Hurricane Maria. Hurricane Irma struck Puerto Rico in early September 2017. Beach Forecast USVI Please Contact Us. Hurricanes Irma and Maria devastated the island of Puerto Rico in September 2017. Floods Safe Boating Only one other hurricane was stronger to make landfall on Puerto Rico - the San Felipe 2 hurricane of 1924. These tornadoes were observed as the east side of the inner eyewall began affecting a few blocks east of the Yabucoa Post Office. Between 12 AM and 1 AM AST (0400-0500 UTC) on September 20th, hurricane force winds were first reported in St. Croix as Maria’s eyewall moved over that island. A new U.S. Geological Survey map of Puerto Rico shows the relative risks of landslides due to the kind of intense rainfall brought on by hurricanes. Also, we provided specific briefings to the Governor of Puerto Rico, Hon. 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