Low pressure sequence April 10 - 14
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These topics are a read-only archive and may be subject to out-of-date information.
For today's weather discussion head to: New Zealand Weather & Climate
These topics are a read-only archive and may be subject to out-of-date information.
For today's weather discussion head to: New Zealand Weather & Climate
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Re: Low pressure sequence April 10 - 14
I'm in Lyttelton. Exceptional heavy shower coming through at present
Christchurch Rocks
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Re: Low pressure sequence April 10 - 14
Plenty of damage around Auckland, still 120,000 without power. Chainsaws getting blunter by the hour.
The blame game is well and truly underway for not enough warning. This synoptic beast up was well and truly locked in @500 hPa 3 days out from the event, no surprises here
Next system is starting to sneak up as well on the SI. GFS projecting 45 to 60 knots @850 hPa across Upper NI on parts of Thursday and Friday.
The blame game is well and truly underway for not enough warning. This synoptic beast up was well and truly locked in @500 hPa 3 days out from the event, no surprises here

Next system is starting to sneak up as well on the SI. GFS projecting 45 to 60 knots @850 hPa across Upper NI on parts of Thursday and Friday.
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Re: Low pressure sequence April 10 - 14
Thunderstorm hit around West Melton area just got messaged by a girl who lives in the area.
Heavy hail and thunder.
Right in your old hood John!! To bad I'm working in Christchurch today!
Heavy hail and thunder.
Right in your old hood John!! To bad I'm working in Christchurch today!
Mike
Stormchasers.co.nz
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Re: Low pressure sequence April 10 - 14
Spotted that snow on Pirongia this morning but didn't want to believe what was seeing, ridiculously early. Wondered if it was hail.tich wrote:Still showery at times in Chch this morning; some hail earlier. Snow on Mt Herbert.
I've seen photos of exceptionally early snow on Mt Pirongia and Tarawera this morning.
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Re: Low pressure sequence April 10 - 14
Hail in Swanson end of Scenic Drive 13:06 hours
Who put the LED's on the lightning arrestor ?
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Re: Low pressure sequence April 10 - 14
I'll bring this up regarding the media not taking it seriously, while Tony may have ment Canterbury it rings true for the rest of the country.TonyT wrote:I really dont think the media have taken this storm seriously enough. The warnings have been there from various sources for a week or more, and no one seems to have got any traction in the media. I've tried, but it seems like the response is "its only autumn, the serious weather doesnt come till winter" (!). It will be interesting to see if they report on the consequences loudly (as they usually do with weather stories), or play it down to match their lack of interest pre-event.
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Re: Low pressure sequence April 10 - 14
Loud crack of thunder overhead here in Porirua, and apparently a good bolt that I didn't see, but like usual in this area not picked up on Blitzortung
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Re: Low pressure sequence April 10 - 14
Yep, I heard and saw it too. It rattled the whole house.Rogue wrote: Wed 11/04/2018 14:49 Loud crack of thunder overhead here in Porirua, and apparently a good bolt that I didn't see, but like usual in this area not picked up on Blitzortung
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Re: Low pressure sequence April 10 - 14
Thunderstorms again just before 4 o'clock here at Tawa, north of Wellington.
They delivered a significant dump of pea-sized hail which is still hanging around.
Family report a good coating of snow on Mt Tarawera.
They delivered a significant dump of pea-sized hail which is still hanging around.
Family report a good coating of snow on Mt Tarawera.
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Re: Low pressure sequence April 10 - 14
No thunderstorms here today although there could of been a flash overnight or early this morning out to the sea northwards from here. Mt. Peel and associated peaks had a good dusting of snow on them.
Thanks Mikey about alerting me about that Ts near West Melton.
Thanks Mikey about alerting me about that Ts near West Melton.

JohnGaul
NZThS
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Re: Low pressure sequence April 10 - 14
A dry afternoon here as the flow went more southerly, might see distant lightning in the west when it gets dark this evening.
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Re: Low pressure sequence April 10 - 14
My weather station recorded its coolest April day today, 14.7C, previous coolest was 15.0C in 2015.
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Re: Low pressure sequence April 10 - 14
Thunderstorms back over Tawa and Wellington tonight. Cloud comes over, the rain starts, then boom a couple of lightnings strikes and thunder, some hail, and then the cloud moves on. Then clearish skies again until 15 - 20 minutes later.
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Re: Low pressure sequence April 10 - 14
Very large CG strike in eastern suburbs of Wellington just after 7pm.
Looks like it ‘could have been’ a direct strike on the Aquatic Centre in Wellington
Edit: adding tweet from Wellington Airport from 743pm
Looks like it ‘could have been’ a direct strike on the Aquatic Centre in Wellington
Edit: adding tweet from Wellington Airport from 743pm
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Re: Low pressure sequence April 10 - 14
Apparrently the lights are out at Wellington's aerodrome at Rongatai 

JohnGaul
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Re: Low pressure sequence April 10 - 14
Been a while since posting but in regards to the lightning and tornados in taranaki its one of the worst thunderstorms iveseen in due to how much was going off...it was contacting the ground almost everysecond as i drove to work and saw sparks flying from trees and powerlines in every contact. Saw the grid go down and had to stop preparing a generator because of how dangerous it all felt being exposed out in that storm. Just non stop cracking and sparks...ill remember that one for sure.
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Re: Low pressure sequence April 10 - 14
I don't ever recall snow on Tarawera so early in the year when I was living there. (70s-early 90s) From the photos I've seen on Facebook, that would be a big dumping even in mid-winter. Rotorua's 9C max today must be an April low record.
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Re: Low pressure sequence April 10 - 14
I saw one flash of lightning and heard its thunder from Hornby ~12:40pm. Otherwise its been boring heavy showers with some hail.
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Re: Low pressure sequence April 10 - 14
I HATE this blame game nonsense. Even with a warning with plenty of lead-in time, what is anyone to do? Pull down all the powerlines until it passes and then put them back up? ARGHHHH Stupid people make me mad!Cyclone Tracy wrote: Wed 11/04/2018 12:23 Plenty of damage around Auckland, still 120,000 without power. Chainsaws getting blunter by the hour.
The blame game is well and truly underway for not enough warning. This synoptic beast up was well and truly locked in @500 hPa 3 days out from the event, no surprises here![]()
Next system is starting to sneak up as well on the SI. GFS projecting 45 to 60 knots @850 hPa across Upper NI on parts of Thursday and Friday.
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Re: Low pressure sequence April 10 - 14
Wow that's some crazy strong wind. Shame Brian doesn't post here anymore.jamie wrote: Tue 10/04/2018 20:34 WOW now 142.5km/h with an average of 121.7km/h. Thats all well above Brians previous records.
Brian just told me his wind turbine has broken.
Wellington southerly front timelapse: www.youtube.com/watch?v=MBl3hsuIg2Q
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Re: Low pressure sequence April 10 - 14
I was able to check my weather station tonight, peak gust was 106.9kph 10 April at 10:27pm. Lots of carnage out here in Swanson.
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Re: Low pressure sequence April 10 - 14
Next polar jet stream in this sequence is inbound with some precip later today for Auckland, possibly heavy squally.
Looks like this thread covers the period for tomorrow nights warm front in the north. Potentially thundery.
Looks like this thread covers the period for tomorrow nights warm front in the north. Potentially thundery.
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Re: Low pressure sequence April 10 - 14
Well said that manI HATE this blame game nonsense. Even with a warning with plenty of lead-in time, what is anyone to do? Pull down all the powerlines until it passes and then put them back up? ARGHHHH Stupid people make me mad!

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Re: Low pressure sequence April 10 - 14
No, but for the vast majority of the public, have those at 1 news report on the severity of 120km/h gusts and tell people not to put their bins out on the street, tell them to tie down their trampolines. Reporting on cyclones 2 weeks out and then not giving this much airtime. Their priorities are clicks on websites.dogmelon wrote: Wed 11/04/2018 20:41I HATE this blame game nonsense. Even with a warning with plenty of lead-in time, what is anyone to do? Pull down all the powerlines until it passes and then put them back up? ARGHHHH Stupid people make me mad!Cyclone Tracy wrote: Wed 11/04/2018 12:23 Plenty of damage around Auckland, still 120,000 without power. Chainsaws getting blunter by the hour.
The blame game is well and truly underway for not enough warning. This synoptic beast up was well and truly locked in @500 hPa 3 days out from the event, no surprises here![]()
Next system is starting to sneak up as well on the SI. GFS projecting 45 to 60 knots @850 hPa across Upper NI on parts of Thursday and Friday.
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Re: Low pressure sequence April 10 - 14
Next frontal set up travelling in. My 2 bobs worth on the 2pm NZT sat pic
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