Strong, widespread and destructive thunderstorms hit the Midwest and Great Plains on the 5th, with tornado-like winds up to 100 miles wide in parts of South Dakota and Iowa, Nebraska, Minnesota and Illinois, wind gusts of nearly 100 In some states, power poles and trees were downed at mph, softball-sized hail, windows and doors were damaged, hangars and barns were destroyed, thousands of customers were left without electricity And in some areas the whole sky turned green.
when a strong wind blows,South DakotaWinds gusts were up to 96 mph in Huron, 91 mph in Agar, and 99 mph in Minor. Electric poles and trees fell from South Dakota to Illinois, affecting some homes and vehicles and cutting power to thousands of residents.
Before the strong winds arrived, thousands watched the sky change color like a green neon sign, and the horizon glowed with phosphorescence.
The American Meteorological Society and the National Weather Service say that rapidly growing large areasStormThe weather was classified as a “derecho,” a severe convective storm that would cover an area at least 400 miles long and 60 miles wide, with gusts in excess of 75 mph. The severe Hurricane Drake in the Midwest on the 5th was typical of Drake, with gusts of 84 mph to 99 mph in several cities in South Dakota, Butte, NH, and 82 mph in Hartley, Iowa. Hartley) is 79 miles,mingzhouMagnolia is 64 miles away. Winds of 58 mph with gusts of 80 mph continued for 45 minutes in Sioux Falls, South Dakota.
The sky turns green when strong winds blow, sparking curiosity, astonishing views of the sky on social media, and dozens of enthusiasts, many of whom have never seen a colorful sky before. Experts reported that large amounts of water droplets and hail in the storm filter out all wavelengths of color, leaving only the blue wavelengths that penetrate beneath the clouds, and blue as the red and yellow colors produced by evening sunsets. merges together. Form green sky.
Scientists believe that higher temperatures contributed to the thunderstorms in the central and western regions on Day 5, and that human-caused climate change may have fueled the temperature rise, which could hasten the formation of thunderstorms.
The Weather Service, which is closely monitoring the path of thunderstorms, raised the alert level around noon, issuing strong thunderstorm warnings from eastern South Dakota to southwestern Minnesota and Northern Ireland. Satellite cloud images showed that warm, moist air from the east was moved by the thunderstorm; By the evening of the 5th, the severe convective storm had moved at least 500 miles.