That morning, weather reports warned of severe weather: high winds, low humidity and extreme fire behavior.
Lightning started some, and a deadly combination of dry conditions fuelled them: high temperatures, low humidity and strong winds.
Much of Southern California was under red flag warnings for fire danger due to heat, wind and low humidity levels.
While temperatures were down a bit Wednesday, high-based thunderstorms will be fed by rising air, wind and low humidity, he said.
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The scrolls survived because they were subject to low humidity, fairly constant temperatures, and because they had been left undisturbed since the first century A.D.
They are facing miles and miles of a deadly firewall that is being fanned by gusty Santa Ana winds and aided by ridiculously low humidity.
Thick smoke rose from the fast-moving fire, which was being fueled by high winds and low humidity, Dunn said, adding he expects the same conditions Sunday.
Analysis in the 70s and 80s variously suggested that high pressure, high temperature and low humidity were associated with positive emotions - basically, nice weather seemed to put people in a good mood.
Exposure to extreme cold: the Antarctic Plateau, which will be crossed, is the world's largest and coldest desert with extremely low humidity and the expedition will involve prolonged periods of exposure to extreme cold below -70C.
The blaze quickly moved through the area as Southwest Idaho remained under a red flag warning Sunday and Monday because of high temperatures, low humidity and high winds conditions conducive to explosive and destructive fires.
Air in airplanes is extremely dry, and viruses tend to thrive in low-humidity conditions.
In the meantime, Weather Channel has used a simpler measure, called "feels like, " to express temperature in a temperature-like number, taking into account wind chill at low temperatures and humidity at high temperatures.
Up till now, cabin air systems have kept humidity very low: about 5%.
And, although the low temperatures and lack of humidity ensured movement was not as forthcoming as the pair would have expected, Sidebottom's patient first spell was soon rewarded.
Featuring a touch screen display, the Wi-Fi Smart Thermostat is equipped with mobile and email alerts that put homeowners in control by notifying them when their home is too hot or cold, the humidity level is too high or too low, when the filter needs to be changed, or if the ho me loses power or Internet connectivity.
Excerpt: A low, dirty cloudbank had been stalled over the metropolitan area for days, trapping the kind of temperatures and humidity normally associated with the Philippines.
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