Heat wave - Wikipedia, the free encyclopedia
A heat wave is prolonged period of excessively hot weather, which may be accompanied by high humidity. There is no universal definition of a heat wave; the term is relative to the usual weather in t...
en.wikipedia.org/wiki/Heat_wave
WHAT TO DO WHEN HEAT WAVES STRIKE ... Avoid The Outdoors During Extreme Heat. Stay Out of the Sun. ... Check On The Elderly. They are Especially Susceptible to Heat Related Illness.
www.nws.noaa.gov/er/lwx/heat.htm www.nws.noaa.gov/er/lwx/heat.htm
NWS Office of Climate, Weather and Water Service Home page. ... North American summers are hot; most summers see heat waves in one section or another of the United States. East of the Rockies, they tend to combine both high temperature and high humidity although some of the worst have been catastrophically dry.
www.nws.noaa.gov/om/brochures/heat_wave.shtml www.nws.noaa.gov/om/brochures/heat_wave.shtml
In recent years, excessive heat has caused more deaths than all other weather events, including floods. A heat wave is a prolonged period of excessive heat, often combined with excessive humidity.
www.redcross.org/portal/site/en/menuitem.86f46a12f38229... www.redcross.org/portal/site/en/menuitem.86f46a12f382290517a8f210b80f78a0/?vgnextoid=8cc6a5f0f013b110VgnVCM10000089f0870aRCRD
Heat exhaustion: Cool, moist, pale, or flushed skin; heavy sweating; headache; nausea or vomiting; dizziness; and exhaustion. Body temperature will be near normal. ... Heat stroke: Hot, red skin; changes in consciousness; rapid, weak pulse; and rapid, shallow breathing. Body temperature can be very high-- as high as...
www.redcross.org/portal/site/en/menuitem.d8aaecf214c576... www.redcross.org/portal/site/en/menuitem.d8aaecf214c576bf971e4cfe43181aa0/?vgnextoid=d29e1b655eb3b110VgnVCM10000089f0870aRCRD&vgnextfmt=def
Heat waves form when an air mass becomes stationary over a region. Hot humid air masses form over the Gulf of Mexico and the Caribbean Sea while hot dry air masses form over the desert Southwest and northern Mexico.
www.co.pasquotank.nc.us/departments/911/webpage/heatwav... www.co.pasquotank.nc.us/departments/911/webpage/heatwaves.htm
NATIONAL WEATHER SERVICE - "Heat Waves" ... Considering this tragic death toll, the National Weather Service has stepped up its efforts to alert more effectively the general public and appropriate authorities to the hazards of heat waves -- those prolonged excessive heat/humidity episodes.
www.hprcc.unl.edu/nebraska/heatwave.html www.hprcc.unl.edu/nebraska/heatwave.html
Heat waves like those that have scorched Europe and the United States in recent weeks are becoming more frequent because of global warming, say scientists who have studied decades of weather records and computer models of past, present and future climate.
www.washingtonpost.com/wp-dyn/content/article/2006/08/0... www.washingtonpost.com/wp-dyn/content/article/2006/08/03/AR2006080301489.html
In 2003, a summer heat wave killed between 22,000 and 35,000 people in five European countries. Temperatures soared to 104 degrees Fahrenheit in ... History shows that heat waves are deadlier than hurricanes or tornadoes. And studies have indicated that extreme weather events will become more common with global warming.
www.livescience.com/environment/051114_heat_waves.html www.livescience.com/environment/051114_heat_waves.html