Hourly Weather Forecast for San Marcos, Texas 78666 - The Weather Channel | weather.com

Hourly Weather Forecast for San Marcos, Texas 78666 - The Weather Channel | weather.com

Today Hourly 10 Day Monthly Allergies Air Quality Cold & Flu

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On The Move

And The Best State For An Adventure Vacation Is ...

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California Wildflower Superblooms Are Back In 2026

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3 Big Changes Coming To National Parks In 2026

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‘Rare And Remarkable’: Lake Superior Ice Caves Reopen

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Don't Miss

San Francisco Sinking Faster Than We Thought

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Florida Man Risks Body To Protect Car In Hailstorm

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Extraordinary Video Shows Whales Helping Mom, Newborn

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Flooding Sweeps Cars, People Away

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We Love Our Critters

Extraordinary Video Shows Whales Supporting Mom, Newborn

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Are Your Pets Eating Grass? It’s Not Because They Like Salad

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French Bulldog Named America's Most Popular Dog in 2025

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Humpback Whales Give Hawaii Tourists A Triple Treat

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Spring Is Here

When Are The Average Last Freezes In The US?

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Record Warmth Is Almost Tripling Record Cold This Year

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Study: Winters Less Snowy, Shortening Across N. Hemisphere

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Allergy Season Grows Longer – Especially In These Places

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Home & Garden

Don’t Make These Mistakes When Planting Your Spring Garden

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When To Worry About Mold Growing In Your Home

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Get Ahead For Spring With Essential Winter Garden Tips

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Why Your Home's Air Might Be More Polluted Than Outdoors

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Editor's Pick

America's Top 5 Dog Breeds

The American Kennel Club's 2025 rankings reveal America's most popular dog breeds. French bulldogs remain No. 1 for the third straight year, thanks to their apartment-friendly size. Dachshunds made their debut in the top five, bumping up from No. 6. Labrador retrievers, golden retrievers, and German shepherds round out the list.

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Sun & Moon

April Promises Spectacular Skywatching: See Our List

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Stay Safe

Know The Difference Between Tornado Watches And Warnings

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