Air quality alert sparks warning for pet owners
Smoke from wildfires burning in Canada has drifted down to some states.
Warning issued to California hikers after deaths
Three people died while hiking on and around Mount Whitney last week.
Florida warned of hail storm as record heat expected
Northern Florida will battle a series of thunderstorms on Tuesday as southern Florida is hit by excessive heat.
Videos show "insane" tornado tearing through Tiger Woods golf course
Payne's Valley course in Branson, Missouri, which was designed by a Tiger Woods company, was hit by a large twister on Monday.
Severe thunderstorms threaten two states, as people told to "take action"
"Damaging winds" are predicted, while heavy rainfall is expected to bring flooding to the area.
Map shows "extreme" heat risk warning as Florida braces
The National Weather Service is poised to issue "excessive heat warnings" in South Florida this week.
Southern Atlantic wave anomaly mystery deepens
Video shows a massive black pattern growing around the southwest coast of Africa, in the latest in a series of similar clips.
Texas animals will be "severely injured" in storm
A series of severe thunderstorms are expected to move through Texas on Monday.
Tax-free items for millions ahead of hurricane season
Taxes will be lifted on a variety of hurricane readiness items between May 24 and 26th
Texas special storm warning urges people to seek shelter
Texas has battled a wave of extreme weather this month, including torrential rain and high heat.
Hawaii braces for "Kona Low" cyclone
Residents have been told to expect heavy rain this week, with forecasters issuing a flood advisory and small craft warning for some areas.
NOAA reveals how pollen can change the weather
Pollen grains sometimes scatter the sunlight, which can form clouds, affect the temperature and even the amount of rain.
Flood warning as people in 6 states told: "prepare to take action"
Severe thunderstorms are forecast to cause flash floods in Texas, Louisiana, Mississippi, Iowa, Alabama and Florida on Monday.
Snow warning issued for Hawaii
Hawaii's Big Island's peaks are expected to be covered in snow this weekend, the NWS wrote.
Power warning issued as first "extreme" geomagnetic storm hits in 20 years
The NOAA Space Weather Prediction Center warned that a severe geomagnetic storm could disrupt mobile phone networks, GPS satellites and power grids in the U.S.
"Worst tornado outbreak" of year so far broke warning records
Over 100 tornadoes across the Midwest and the Great Plains occurred from April 25 to 28, causing "significant damage and loss of life."
Lake Tahoe set to fill for first time in five years
The snowmelt coming down from the mountains this spring will be sufficient to fill the California lake, a new report has predicted.
Florida tornado sparks sudden warning: "Take cover now!"
Florida residents were given a 10-minute warning about a tornado heading their way on Friday.
US tornado warnings misunderstood by half of people in Mid-South
A study found that 50 percent of people living across the Mid-South couldn't describe a tornado warning accurately.
Texas heat wave that could kill pets 'in minutes' sparks warning for owners
Deadly car trap puts young children and dogs at risk, says alert, as temperatures hit triple digits on Thursday.
Video shows massive tornado roaring through Tennessee: "Extremely violent"
At least two people died as the storms hit the state.
Texas lake overfull after heavy rainfall, forcing dam release
At the beginning of May, Lake Waco's water levels were below 465 feet; however, they have now shot up to 482 feet, causing flooding.
Tornado threat looms as devastating twisters tear through multiple states
Several states remain under tornado watch on Thursday, following days of extreme weather across the country.
Tornadoes in Alabama, Tennessee cause mass casualties
At least four people died after strong storms and tornadoes ripped through the Midwest, central and southeast U.S. this week.
Deadly tornado slams Tennessee: Everything we know
One person was killed and four others were injured in Maury County after a "violent" tornado touched down in Middle Tennessee.
Texas officials close lake after water deemed unsafe
The state has been hit by excessive rainfall, prompting a surge of flood warnings.
Hurricane sparks surge in Florida's flamingo population
The storm blew more than a hundred flamingos off course last year.
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Water-supply problem could cost one Texas city up to $1.5 million
The Lone Star State has suffered from a yearslong drought that has impacted water supply in some cities.
Texas power grid warns of outages as temperatures rise
Unseasonably high temperatures are scorching the state this week.
Map shows 6 states on tornado watch
Tornado watches were in place for six states after warnings of severe weather were issued by the National Weather Service