Houston’s heat index could top 100 degrees Tuesday, with afternoon storms offering only brief relief

Houston’s summer pattern will become more pronounced Tuesday as humidity pushes heat index values above 100 degrees and afternoon storm chances increase across Southeast Texas.

Tuesday’s muggy forecast arrives just after the start of meteorological summer, which officially kicked off Monday. Temperatures will rise into the low 90s, but increasing moisture will make it feel considerably hotter. That added humidity could lead to scattered showers and thunderstorms, offering some neighborhoods brief relief from the heat during the afternoon and evening.

Houston heat index could reach 105 degrees Tuesday

Although actual temperatures are expected to top out in the low 90s, the combination of heat and humidity will make it feel much warmer during the afternoon.

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