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  2. Excessive heat watch - Wikipedia

    en.wikipedia.org/wiki/Excessive_heat_watch

    An excessive heat watch is a notice issued by the National Weather Service of the United States when the high temperatures reach anywhere within the range of 95 °F ...

  3. Severe weather terminology (United States) - Wikipedia

    en.wikipedia.org/wiki/Severe_weather_terminology...

    Excessive heat watch NPW – Conditions are favorable for an excessive heat event with extreme Heat Index values during the day, combined with nighttime low temperatures of 80 °F (27 °C) or higher that limit perspiration recovery, are forecast to occur to meet or exceed local Excessive Heat Warning criteria in the next 24 to 72 hours. [32]

  4. List of abbreviations for diseases and disorders - Wikipedia

    en.wikipedia.org/wiki/List_of_abbreviations_for...

    X-linked myopathy with excessive autophagy: XMEN X-linked immunodeficiency with magnesium defect, Epstein-Barr virus infection and neoplasia XP Xeroderma pigmentosa: XSCID X-linked severe combined immunodeficiency: XXX syndrome Triple X syndrome

  5. Heat wave: What to know when extreme hot weather is ... - AOL

    www.aol.com/heat-wave-know-extreme-hot-122429721...

    Excessive heat watch: Heat watches are issued when conditions are favorable for excessive heat in the next 24 to 72 hours. Excessive heat warning: The warning is issued within 12 hours of the ...

  6. Heat advisory vs. excessive heat warning: Definition, county ...

    www.aol.com/heat-advisory-vs-excessive-heat...

    An excessive heat warning, the highest alert level on a four-tier scale, means everyone needs to take precautions to stay safe in the heat because "you may become seriously ill or even die," the ...

  7. What does heat index mean and why is it important in ... - AOL

    www.aol.com/does-heat-index-mean-why-145452376.html

    Excessive heat watch: Heat watches are issued when conditions are favorable for an excessive heat event in the next 24 to 72 hours. A watch is used when the risk of a heat wave has increased but ...

  8. Excessive heat warning - Wikipedia

    en.wikipedia.org/wiki/Excessive_heat_warning

    An excessive heat warning is a notice issued by the National Weather Service of the United States within 12 hours of the heat index reaching one of two criteria levels. In most areas, a warning will be issued if there is a heat index of at least 105 °F (41 °C) for more than three hours per day for two consecutive days, or if the heat index is greater than 115 °F (46 °C) for any period of time.

  9. Hyperthermia - Wikipedia

    en.wikipedia.org/wiki/Hyperthermia

    Heat stroke is an acute temperature elevation caused by exposure to excessive heat, or combination of heat and humidity, that overwhelms the heat-regulating mechanisms of the body. The latter is a relatively rare side effect of many drugs, particularly those that affect the central nervous system .