This week, San Antonio experienced one of the worst flooding events in nearly a decade, serving as a reminder of how quickly water can become dangerous.

Jacob's Well has not allowed swimmers since 2022.

With San Antonio coming off its warmest spring on record this year, it is important to be prepared for the heat at any time.

The Space Weather Prediction Center is monitoring a solar storm Thursday and Friday

Conservation easements are a useful tool to prevent urban sprawl and damage to the Hill Country's natural resources.

See the science of meteorology at work with just a couple of easy, at-home materials

The Electric Reliability Council of Texas anticipates that the power grid will handle the increased demand, largely thanks to solar power.

Are you looking for something fun to do at home with a bit of science behind it? This edible food web will help your kiddos understand the delicate balance of a food web.

Are you looking for something fun to do at home that has a little bit of science behind it? These moon-themed activities will help your kids learn a bit about Earth’s natural satellite.

Are you looking for something fun to do at home that has a little bit of science behind it? This carbon sugar snake is a great way to show chemical reactions.

Very strong winds have caused damage in the Texas Panhandle

You may have noticed people discussing “summer” before the summer solstice has occurred. That’s because astronomical and meteorological summer follow different cycles.

Two earthquakes were reported several hours apart from one another in two counties southeast of San Antonio, according to the United States Geological Survey.

Get a robot to draw for you!Are you looking for something fun to do at home that has a little bit of science behind it? Make a wiggle robot to draw for you!

For the second time less than a week, an earthquake has rattled Atascosa County.

A 3.6-magnitude earthquake was reported near Pleasanton on Thursday, according to the United States Geological Survey (USGS).

Are you looking for something fun to do at home that has a little bit of science behind it? Here’s a potion for your little witches and wizards just in time for Halloween!

Are you looking for something fun to do at home that has a little bit of science behind it? Here’s a potion for your little witches and wizards just in time for Halloween!

The Bexar County Commissioners Court on Tuesday approved a ban on outdoor burning in unincorporated areas of the county, according to a news release from the county.

Astronomy lovers, rejoice! A comet will be visible over San Antonio through Oct. 18 at dusk.

Astronomy lovers, rejoice! A comet will be visible over San Antonio through Oct. 18 at dusk.

A geomagnetic storm is allowing some KSAT viewers to experience a rare weather event.

The Space Weather Prediction Center is monitoring a solar storm Thursday and Friday

As cities, including San Antonio, continue to battle extreme heat exacerbations, the U.S. Department of Housing and Urban Development announced a strategy to curb heat’s effect on the housing system and offer clear guidance on active heat mitigation efforts.

It happens every year: millions of American snout butterflies -- known colloquially as "snout nose butterflies" -- migrate through San Antonio.

A 5.1-magnitude earthquake was reported in West Texas on Monday evening, and it was felt 300 miles away in downtown San Antonio.

Dust from Africa moves across the Atlantic every year from late spring to early fall

Highs return to the 90s by Monday

Houston metro area hit hard with damaging winds, flooding, and storm surge

The storm is expected to hit around Sunday and be near hurricane strength. A spokesman confirmed the Salvation Army from San Antonio and New Braunfels will send assistance on Monday, and the San Antonio Food Bank expects it will also end up sending assistance.

Another plume of Saharan dust is expected to arrive in South Central Texas from the Gulf of Mexico this weekend.

The neighborhoods that comprise the Scenic Loop Helotes Creek Alliance are focused on water and it's at the heart of their battle against developers. Many homes in the neighborhood are part of the Edwards Aquifer Protection Program.

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This weekend’s geomagnetic storm is the strongest recorded since October 2003

The hail size peaked over Johnson City, where a 6.25″ hail stone was observed around 7:20 p.m.!

A 3.4-magnitude earthquake was reported near Falls City on Thursday morning, according to the United States Geological Survey (USGS).

San Antonio's Parks and Recreation department said it will offer residents places to safely view the solar eclipse.

Free KSAT Weather Authority glasses will be given away at various San Antonio locations.

Videos are circulating social media showing a strange light in the sky and people are curious about what they’re seeing.

Hit-or-miss showers and storms now look to pop up as early as Friday

A 3.9-magnitude earthquake was reported near Falls City on Thursday, according to the United States Geological Survey (USGS).

A 3.3-magnitude earthquake was reported near Falls City on Monday morning, according to the United States Geological Survey (USGS).

Several tornadoes touched down in the San Antonio area 7 years ago, creating significant damage

The earthquake was felt around San Antonio early Saturday morning, shortly after midnight

For the sixth time this month, the Falls City area was rumbled with a small earthquake.

A 3.5-magnitude earthquake was reported near Falls City on Thursday — the second one in just two days, according to the United States Geological Survey (USGS).

On January 31, 1949, San Antonio recorded its all-time record low temperature as a blanket of snow cover the city.

ERCOT is requesting safe conservation efforts on Tuesday morning from 6-9 a.m.

The Electrical Reliability Council of Texas adjusted its Weather Watch to begin on Sunday, Jan. 14, through Wednesday, Jan. 17.

Air quality in San Antonio has slowly deteriorated as our population grows. What can be done about it, and what's ahead?

Many people in South Central Texas and the Hill Country were in awe as they looked to the sky for the annular solar eclipse late Saturday morning.

The Texas A&M Forest Service has raised the state preparedness level after crews across the state responded to dozens of wildfires fires over the weekend.

All summer long, KSAT has reported on how San Antonians from different walks of life have dealt with the extreme heat.

Data from the United States Geological Survey shows the Guadalupe River has stopped flowing in Spring Branch, Comfort and Bergheim as of Wednesday.

Two earthquakes measured at magnitude 3.9 and 3.2 rumbled through the Pleasanton area. No damage was reported.

KSAT viewers shared pictures and videos from storms, sunsets and rainbows that came through the San Antonio region on Monday.

San Antonians and surrounding area residents had an electric and noisy night Friday. See some lightning images and videos from KSAT readers and viewers below.

It may be spring break, but some KSAT viewers in the Hill Country woke up to snow on Saturday.

Temperatures reach for the upper 50s and low 60s Wednesday afternoon

Photos sent in via KSAT Connect show that freezing rain accumulation overnight resulted in tree limbs coming down, and subsequently powerlines falling across northern parts of San Antonio and Bexar County Wednesday morning. Remember that downed powerlines are dangerous and should be avoided. Those who live generally north of Loop 410 managed to find this ice accumulation overnight Tuesday and early Wednesday morning.

San Antonio is in prime location for pollen allergies from mountain cedar, Texas’ most misunderstood tree

Objects like clouds or mountains can obstruct sunlight, allowing the sun’s rays to look more like beams of light

The season 3 premiere of the ‘Whatever the Weather’ podcast is all about KSAT’s newest meteorologist

This year set records for both lack of rainfall and warmth in San Antonio

Become an Insider today to share photos with KSAT 12 through the KSAT Connect platform.

At sunset, when the sun is low on the horizon, the light scatters through more of the atmosphere than during the day. The longer wavelengths of red and orange light remain visible.

We can’t say this year was terribly busy, but it did have its moments

Your KSAT Weather Authority meteorologists will be livestreaming starting at 1:30 p.m. Thursday as the arctic cold front moves through — ready to answer all your questions and get you prepared for South Central Texas’ first widespread freeze.

Arctic, bitterly cold air will spill across Texas the Thursday (12/22) before Christmas weekend. This will bring the first killing freeze of the season to San Antonio, and a hard freeze is likely for a few mornings as temperatures plummet into the teens and 20s.

Use this data dashboard to measure the daily pollen count for mountain cedar around San Antonio, South Texas, Hill Country.

The process relies on the balance between the air temperature and dewpoint temperature

Odds are that the temperatures will be colder than average for Christmas Eve & Christmas Day

Millions of years of geology, pressed into a sandwich 😝

In this Whatever the Weather blog post, we go into the science behind how fog forms and ways to stay safe out on the roadways when visibility is reduced.

Explore the geographic concepts of weathering, erosion, and deposition with your kiddos.

While astronomical seasons deal with the Earth’s revolution around the sun, meteorologists and climatologists combine the calendar and the annual temperature cycle to categorize the seasons.

Weather plays a roll in all outdoor sports, but hot temperatures have had a significant impact this go-round.

A heat-free way to see mixtures, solutions, and density at work.

A rare ashfall advisory is in place, along with winter weather advisories for Hawaii's Big Island.

Daily weather records have been kept for San Antonio dating back to the 1880s!

Blistering summers, flooding rains, tornadoes, hail, and even the occasional snowstorm — we get all kinds of weather in San Antonio! So, how well do you know San Antonio’s weather history?

Wind chill was invented on the continent of Antarctica in the 1940s, but really gained traction in the 1970s.

A bit of science will transform the glass bottle into a homemade thermometer.

Whatever the weather, Texans and San Antonians still have to find a way to show up and vote on Election Day -- even during extremes.

La Nina, which usually calls for a drier, warmer weather pattern, will be in place for the third winter in a row.

Lightning is likely to strike tall, isolated objects more than once.

A total lunar eclipse will be visible in parts of North America on Nov. 8, including San Antonio.

It didn’t come at the most convenient of times, but the rain we found in South Central Texas Friday morning was definitely needed!

Wednesday, October 26 marks National Pumpkin Day, so let's take a look at how the weather can impact pumpkin growth.

This is a great example of the forces of magnetism and gravity. As long as you can make the ghost float, the force of the magnets is greater than the force of gravity.

On Monday night, severe storms produced another tornado near Jarrell. It's the third time this year a tornado has been nearby, in addition to the historic 1997 storm.

We’re no strangers to severe storms in San Antonio and South Central Texas. From giant hailstones, to damaging wind gusts, tornadoes, and flooding -- we get it all. But do you know what technically makes a storm “severe?”

From telling stories to talking all things weather, Insiders got a behind the scenes look into a day in the life of a KSAT meteorologist

As kids, we often heard the common myth that if you dug a hold deep enough, you might end up in China. The truth is that we'd end up somewhere entirely different.

Temperatures cool down more efficiently on clear, calm nights when the process of radiational cooling takes place more efficiently.

The unofficial naming system has gained some popularity, but experts caution against the naming of winter storms

In this experiment, your student will make a hypothesis about whether sugar dough or a salt-based dough conducts electricity.

Statistics tells us that 2022 drought is one of the worst San Antonio has seen since records have been kept.

An early week rain chance arrives as our next cold front moves into South Texas along with cooler and drier air.

The average high for San Antonio historically on Oct. 14 is 83 degrees, while today's forecast to reach the low 90s