CNN-Weather/Environment

By Jennifer Gray, CNN meteorologist As the hurricane season closes, a handful of blockbuster storms made history after an eerily quiet first half of the season gave false hope. “Overall, the season was less active than we anticipated,” said Phil Klotzbach, research scientist at Colorado State University. “We (and most other groups) forecast an above-normal

By Amir Vera, Jason Hanna, Melissa Alonso and Aya Elamroussi, CNN Severe storms and tornadoes swept through parts of the South from Tuesday into Wednesday morning, killing at least two people in Alabama and damaging homes, other buildings and downing trees in several states, officials said. Two people were killed and at least one other

By Jason Hanna and Aya Elamroussi, CNN Numerous tornadoes — including a few intense ones — are possible Tuesday evening for parts of Arkansas, Louisiana and Mississippi as severe storms rake the area, a situation that moved forecasters to issue a special tornado watch alerting residents to an unusual level of risk. Track the storms

By Madison Park and Emily Smith, CNN In recent years, scientists have noticed an increased frequency of tornadoes in the Southeast, carving a path of lost property and lives. The widely-known “Tornado Alley” includes the area from central Texas stretching north to Iowa, and from central Kansas and Nebraska east to western Ohio, according to

By Monica Garrett and Dakin Andone, CNN The world’s largest active volcano, Mauna Loa on Hawaii, is erupting for the first time in nearly 40 years. Though lava is flowing down one side of the volcano, the eruption in Hawaii Volcanoes National Park is not threatening communities, the US Geological Survey said midday Monday. “All

By Haley Brink, CNN Meteorologist A “regional tornado outbreak (is) possible Tuesday afternoon and evening across parts of the Lower to Mid-Mississippi Valley,” the Storm Prediction Center warned Monday morning. A Level 4 of 5, moderate risk, for severe storms has been issued by the prediction center for Tuesday afternoon and evening. The moderate risk

By Allison Chinchar and Haley Brink, CNN Meteorologists A new robust storm system moving into the Pacific Northwest Sunday is expected to spawn severe storms in the South this week. The Storm Prediction Center has issued an early forecast warning, calling for “a significant severe-weather event” across parts of the lower Mississippi River Valley Tuesday.

By Elizabeth Wolfe, CNN As well-fed holiday travelers pack their bags, hit the roads and squeeze into planes this weekend, widespread rain and snow could cause delays in the trip home. Several weather systems are forecast to trouble regions of US on Saturday and Sunday, including two in the Northeast and another pair dumping snow

By Taylor Ward, CNN Meteorologist Thanksgiving is here and whether you hit the road or took to the skies, hopefully you’ve made it to your destination with minimal headache. Thanks in large part to the relatively quiet weather so far this week, airlines have reported minimal delays and cancellations. Unfortunately, that could change in the

By Jennifer Gray, CNN meteorologist Thanksgiving is only two days away — and if you are one of the more than 50 million people packing bags now to get ready to hit the roads or skies — there may be a few weather issues that could snarl your travel plans. While much of the country