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Houston heat index values, or\u00a0humidity-driven \u201cfeels like\u201d temperatures, will soar into the triple digits by\u00a03 p.m. Friday across Southeast Texas, according to\u00a0the National Blend of\u00a0Models, a\u00a0composite weather forecast model.<\/p>\n
National Blend of Models\/Pivotal Weather<\/p>\n
Southeast Texas on Friday can expect another day of peak heat index values reaching 100 to 110 degrees<\/a>, or 38 to 43 degrees Celsius for our\u00a0visiting World Cup fans, according to the National Weather Service<\/a>. Heat safety should be a priority over the next several days, forecasters said.<\/p>\n Houston on Friday will be sunny, with afternoon temperatures hitting 95 degrees. Heat index values, or humidity-driven \u201cfeels like\u201d temperatures, could be as high as 104.<\/p>\n \u201cHeat continues to be the main talking point for the region,\u201d the weather service said in a forecast bulletin posted online Thursday<\/a>.<\/p>\n Article continues below this ad<\/p>\n Forecasters are especially focused on this weekend, which they noted would be drawing usually large crowds outdoors because it is doubling as a milestone Fourth of July holiday for Americans and a World Cup match day for international visitors.<\/p>\n \u201cConsideration for a heat advisory\u00a0will need to be maintained,\u201d the weather service said. \u201cIf you plan to spend the day outdoors,\u00a0make sure you wear light clothes, apply sunscreen and stay hydrated\u00a0by drinking plenty of water. Also take plenty of breaks from the\u00a0heat by seeking shade\/AC.\u201d<\/p>\n On hot days, we rely on the evaporation of sweat from our skin to cool down. The heat index takes into account how high humidity makes that evaporation less efficient and, in turn, gives a more accurate description of\u00a0the heat the body experiences, according to the weather service<\/a>.<\/p>\n Because your body\u2019s ability to cool down is compromised, the potent combination of excessive humidity and extreme heat can raise core body temperatures to dangerous levels. You risk heat exhaustion or heatstroke if you don\u2019t take adequate precautions for the heat.<\/p>\n Article continues below this ad<\/p>\n Independence Day on\u00a0Saturday in Houston<\/a> is shaping up to be sunny, with temperatures inching closer to 100 with a high near 96. Meanwhile, humidity will make that temperature feel 10 degrees hotter and more like 106.<\/p>\n At night, firework shows across Southeast Texas also should be good to go without any weather-related interference, as mostly clear skies are expected.<\/p>\n HOUR-BY-HOUR FORECAST:\u00a0How hot will Houston get on July 4? Here’s your weather timeline.<\/a><\/p>\n \u201cResulting heat stress on the human body is forecasted to be high (level 3 of 4), reaching extreme (level 4 of\u00a04) in a few isolated spots,\u201d the weather service said<\/a>. \u201cIn laymen\u2019s terms, it\u2019ll feel warmer than the typical summer days as of recent, though not dramatically different.\u201d<\/p>\n