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      • Environmental Impact

        Heat Advisory, Extreme Heat Watch Issued for Greater Pasadena and San Gabriel Valley

        • News Desk
          • August 23, 2026
          • 0 comments
      road markings leading to a building

      Pasadena City Hall (Photo – Gareth Peries)

      A Heat Advisory is in effect for the Greater Pasadena and San Gabriel Valley area from 10:00 am Sunday, August 23, through 10:00 am Tuesday, August 25. An Extreme Heat Watch is also in effect from 10:00 am Tuesday, August 25, through 8:00 pm Friday, August 28.

      By News Desk

      The extended forecast calls for several days of dangerous heat, with daytime temperatures reaching or exceeding 100 degrees.

      Monday will be sunny and hot, with a high near 103 degrees and a low around 67 degrees Monday night. Winds will be calm before becoming southwest at around 5 mph in the afternoon.

      Tuesday will again be sunny and hot, with a high near 104 degrees and a low around 68 degrees. Wednesday is expected to reach another high near 104 degrees, followed by a low around 72 degrees Wednesday night.

      The heat will continue Thursday, with a high near 102 degrees and a low around 73 degrees. Friday will remain mostly sunny and hot, with a high near 101 degrees and a low around 71 degrees.

      Saturday is forecast to remain sunny and hot, with a high near 100 degrees.

      The National Weather Service advisories highlight a prolonged period of extreme heat across the area, with temperatures expected to remain around or above 100 degrees through the weekend.

      Tagged: Heat Advisory Extreme Heat Watch Issued for Greater Pasadena and San Gabriel ValleyPasadena

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          Our News Desk department consists of a collective of news gatherers in order to keep the community informed and safe.

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