The Texas-Mexico border is scorching under a record-setting heat wave, with temperatures soaring past 100 degrees, making it Earth's hottest spot today.

This year's early bout of heat is likely to blame for the early sightings. The National Weather Service has issued warnings for much of Southeast Texas this week, where an unseasonably intense heat wave is developing. Cities like Houston are expected to hit the mid to upper 90s this week, possibly breaking temperature records for May.

Heat advisories and extreme heat warnings are in effect west of Houston this week as an unusually early heat wave takes hold. What do these heat alerts mean?

A brutal and record-early heat wave is baking Texas this week — bringing the triple-digit temperatures typical of July to the middle of May. The sudden heat spike, which was made more likely by

Texas is bracing for a relentless and potentially historic heat wave this week, with dangerously high temperatures expected statewide.

In Texas, a large area of the state is expected to experience temperatures up 15 to 25 degrees above normal — into the 90s and 100s in all but a few locations.

Summer temperatures in Central Texas are predicted to break records this week. You can almost feel the heat coming off these photos.

Record-breaking Texas heat threatens millions as forecasts predict nationwide temperature extremes through summer. Learn the risks and how climate changes

The main power system for the state of Texas is bracing for a surge in electricity demand as a heat wave is forecast to drive up temperatures across the middle of the state to above 100 degrees Fahrenheit (37.

A heat wave moving across Texas is expected to peak tomorrow with a high of 101 degrees for Dallas-Fort Worth.