Yes, like other forms of lightning, heat lightning can be dangerous, primarily to people who don't realize how close the storm is.
http://www.chacha.com/question/is-heat-lightning-danger...
Most lightning doesn’t even touch the ground -- 80-90% of lightning is “cloud-to-cloud," which means energy is transferred in the air rather than ... A: It's a glassy, rootlike tube that's formed when a stroke of lightning hits dry, sandy soil. The heat of the electric current in the lightning passes down into the ground,
www.usatoday.com/weather/resources/askjack/walightn.htm
Why does lightning appear to flicker?; When you see a flash of cloud-to-ground lightning, it often appears to flicker. ... How often does lightning strike the ground in the U.S. each year?; Lightning detection networks suggest that bolts blast the ground some 25 to 30 million times per year. The lightning hot spot of the U...
www.sky-fire.tv/index.cgi/lightning.html www.sky-fire.tv/index.cgi/lightning.html
If a lightning strike is a sufficient distance from the observer, sound from the strike will not be heard. These silent bolts are called heat lightning. ... Why does heat lightning not make thunder ... Does heat lightning touch the ground...
chacha.com/question/does-heat-lightning-exist chacha.com/question/does-heat-lightning-exist
I'm not sure, but I think forked lightning is simply lightning that splits off, and both of the split ends touch the ground. ... People tend to think that heat lightning is a special kind of lightning, but it's not. Heat lightning is simply lightning in the distance, too far away to hear the thunder.
www.angelfire.com/realm/gohan/lightning.htm www.angelfire.com/realm/gohan/lightning.htm
Miles away, Chris Larabee stood on the deck at the back of his house and watched the same heat lightning on the horizon. There was a bottle of whiskey on the rail in front of him, and he held a glass in his hand, but the glass was empty, ... Vin's knees nearly buckled at that touch, ... He ground his pelvis against Vin's,
www.angelfire.com/in3/LaraMuse/Heat.htm www.angelfire.com/in3/LaraMuse/Heat.htm
Buy surge suppressors for key equipment. Install ground fault protectors on circuits near water or outdoors. ... Helping a Lightning Strike Victim: Lightning victims do not carry an electrical charge, are safe to touch, and need urgent medical attention. Cardiac arrest is the immediate cause of death for those who die.
www.lightningsafety.noaa.gov/overview.htm www.lightningsafety.noaa.gov/overview.htm
Fact: "Heat-lightning" is actually lightning from a thunderstorm too far away for thunder to be heard. ... On some occasions lightning from a line of thunderstorms may remain mostly aloft and not touch the ground, but this situation can change rapidly and you should seek shelter immediately when lightning is present.
www.mb.ec.gc.ca/air/summersevere/ae00s26.en.html
(Above Ground Level) ... 2008. Brief periods of occasional thunder and lightning accompanied the precipitation in the evening of December 9th... 2008. In 2005 on December 7th a winter precipitation event came during the late afternoon to the evening to The Hill Country and adjacent parts of central and south...
www.wunderground.com/US/TX/San_Antonio.html www.wunderground.com/US/TX/San_Antonio.html
He turned around to find her also on the ground, ... Heat lightning flashed, and for a moment the sky was a magnificent red. Evans stood still a moment, waiting for the thunder. Then he extinguished the lamp and crawled into his own tent, finding that Hewson had already laid down and would make no move to take his blanket.
www.echosphere.net/berlynn_wohl/heatlightning.html www.echosphere.net/berlynn_wohl/heatlightning.html