First of all, the jet stream disturbance responsible for the development of Dennis was the same one that brought some snow and rain to the eastern United States last Thursday as a part of Winter Storm Mabel. The Icelandic Met Office Thursday issued red alerts for only the second time since 2017 for high winds along the southern and western coasts of Iceland, mentioning some wind gusts along the coast could top 200 kph, or 124 mph, in this first storm. Support WHO’s work to track the spread; to ensure patients get care and frontline workers get supplies; and to accelerate efforts to develop vaccines, tests, and treatments. This storm was named Diddú, after a known opera singer in Iceland. The weather system is being aided by a powerhouse jet stream that is roaring across the North Atlantic, and may peak at around 240 mph by Friday or Saturday. A massive storm is rapidly intensifying in the North Atlantic, and Mother Nature is pushing her limits with it coming within striking distance of the strongest storm on record in that tempestuous part of the world. What’s been especially noteworthy about the winter’s weather, however, is the frequency and intensity of the storms spawned in the North Atlantic. In this case, Dennis and the first storm completed a counterclockwise dance for a time, before the lows merged south of Iceland. This could cause some transatlantic flights to challenge the record flight time set just last weekend by a British Airways 747-400, which flew the route from New York’s Kennedy Airport to London Heathrow in just 4 hours and 46 minutes. Use up and down arrows to change selection. Brief description of weather conditions in Iceland in February 2020 February in Iceland is influenced by Tundra climate. The Iceland Monitor reports that an eruption could force the evacuation of about 5,000 people: the residents of Grindavik, workers at a power plant and employees and tourists at … Take control of your data. Dennis became the second-most-intense winter storm in the North Atlantic since records began more than 150 years ago, according to Weather Underground weather historian Christopher Burt and British weather historian Stephen Burt. In the U.K., which just experienced deadly impacts from Storm Ciara, weather forecasters have issued amber warnings for heavy rain from Storm Dennis, noting the potential for several inches of rain to fall, along with damaging winds. Forecast made 25.12.2020 04:57 GMT To qualify as a bomb cyclone, a nontropical storm needs to intensify by at least 24 millibars in 24 hours. Winds gusted as high as 108 mph in Hellisskarð, Iceland, 105 mph over the Scottish highlands, 91 mph in the Welsh town of Aberdaron and 83 mph in northern France. Violent and dangerous wind gusts may exceed 200 km/h (124 mph) in some areas. Sunday morning, just under 600 flood alerts and warnings were in effect in England, the most on record for any day there, according to John Curtin, Executive Director of Flood and Coastal Risk Management of the U.K. As of midday, the storm was still strengthening, undergoing a rapid intensification process known as bombogenesis. Dennis is a bomb cyclone and rivals the most intense North Atlantic storms in terms of lowest sea-level pressure. Weather in Iceland in december 2020. 2nd massive storm in two weeks hits North Atlantic and Western Europe ... 2020 / 8:43 PM / CBS News Winter storm whips up strong winds ... wind gusts in Iceland … In the Faxaflói area, the red warning is … At its peak, the storm may extend for 5,000 miles, with a cold front’s tentacles extending from near Florida all the way near the center of the beastly storm northwest of Scotland. Rain og sleet in the N- and E-part and snow in the mountain regions, but partly clearing in the south. Meteorological authorities issue orange and red weather warnings across Iceland for February 14; flight delays and cancelations reported at Reykjavík–Keflavík Airport (KEF) February 13 TIMEFRAME expected from 2/13/2020, 12:00 AM until 2/15/2020, 11:59 PM (Atlantic/Reykjavik). The first option will be automatically selected. Storm Dennis lashed the United Kingdom with flooding rain, high winds and battering waves after becoming one of the strongest North Atlantic bomb cyclones on record. Winds are forecast to gust past 50 to 60 mph in many areas this weekend, the Met Office said. In the Icelandic capital, Reykjavik, winds gusted up to 70 mph Friday. The middle of February is typically the peak of winter storm season in the North Atlantic, and Storm Dennis certainly fit right in. In addition to the deaths and damage from Ciara, the winter’s North Atlantic storms have also affected the North America. If that wasn't enough, thunderstorms in parts of Ireland Sunday afternoon dumped accumulating marble-sized hail. Iceland Weather in September: While the days aren’t as long in September (nearly 15 hours of daylight on the 1st, decreasing to 11 hours and 35 minutes on the 30th), temperatures are often pleasant, crowds have disappeared, and prices start to drop. Another fascinating aspect to meteorologists was Storm Dennis's interaction with another strong North Atlantic low that preceded it and hammered Iceland last Thursday into early Friday. Among the hardest-hit areas was along the River Taff in Pontypridd, about 10 miles northwest of the Welsh capital of Cardiff, where photos and video showed the river had topped its banks early Sunday. The first storm, which hammered Iceland on Feb. 14, is labeled by a light blue "1." This story does not necessarily represent the position of our parent company, IBM. The strong near-zonal — or straight west-to-east — jet stream is characteristic of periods when a weather pattern above the North Atlantic, known as the Arctic Oscillation (AO), is in a what is known as a positive state, with low pressure predominating near Greenland and a ridge of high pressure in the northeastern Atlantic. Cyclone is now […] Flood warnings are already in effect, given the one-two punch from Ciara. May is the perfect month to travel to Iceland and there is the guide for it! Severe Weather Europe – Calendar 2020. Please refer to the previous discussion for broad synoptic details and weather pattern analysis. Spring in Iceland. This is the single best thing to do in Reykjavik. Such an air pressure reading would be more than five standard deviations from the norm, and would place the storm in the top 10 list of the strongest North Atlantic nontropical storms on record. 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