Interesting strikes in Canada where there's no storm!
#1
Hi All,
Was watching the maps and saw some interesting strikes over Winnipeg Manitoba Canada today. There was no storm or lightning activity within 500+ km but there were a few "strikes" at 11:29, 11:34, and 11:39 AM CST. (16h zulu) 10 Stations recorded it.

Has anyone else seen anything like this where stations registered strikes with no lightning activity? Perhaps powerlines being inspected and arcing? would anything else cause a series of signals like this?

Thanks,
Keith
Stations: 1382
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#2
I think there was lightning. Satellite image shows clouds and WWLLN also detected a strike. Smile

Other false positive detections can happen due to specific "bad" constellations of station/signals. Man made electricity is not powerful enough for our stations, unless you place them very close to it (maybe a few kilometers).


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Stations: 538, 1534, 1712, 2034, 2219
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#3
(2016-08-25, 10:06)Tobi Wrote: I think there was lightning. Satellite image shows clouds and WWLLN also detected a strike. Smile

Other false positive detections can happen due to specific "bad" constellations of station/signals. Man made electricity is not powerful enough for our stations, unless you place them very close to it (maybe a few kilometers).

Hi Tobi,
Thanks for answering back!
You look like you're using the 25th of Aug, I was looking at the weather at the 23 of Aug at 11:29, 11:34, and 11:39 AM CST.

It was a clear day with one . The Canadian radar shows nothing around winnipeg during that time period (http://climate.weather.gc.ca/radar/index...THEROFFICE)
And GEOS shows no clouds around Winnipeg (there's a powerful storm in the north however) http://www.goes-arch.noaa.gov/ECIR162361615.GIF

There are a number of strikes the VAISILA network caught as well as our network in the same time frame about 300 km away. (see lightning in Manitoba picture - it's a GIS file of all the strikes that day)


Might be an interesting thing to check out.


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Stations: 1382
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#4
Ooops, you are right - I've chosen the wrong date. Blush

If it's not a false positive detection, then it could be powerful CG+strikes from top of the cloud of the thunderstorm far away in the east.


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Stations: 538, 1534, 1712, 2034, 2219
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