Frost reports for 2010
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These topics are a read-only archive and may be subject to out-of-date information.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These topics are a read-only archive and may be subject to out-of-date information.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: Frost reports for 2010
Nice day here too Andy,20C in the end,the fog seems to always develop about the time as the sun comes up
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Re: Frost reports for 2010
Probably an inversion from the heating of the cool air.
Richard wrote:Nice day here too Andy,20C in the end,the fog seems to always develop about the time as the sun comes up
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Re: Frost reports for 2010
Dont think so Michael because its about half an hour before the sun comes up,its got me beatMichael wrote:Probably an inversion from the heating of the cool air.Richard wrote:Nice day here too Andy,20C in the end,the fog seems to always develop about the time as the sun comes up

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Re: Frost reports for 2010
I see in Niwa climata data the average number of ground frost days for Christchurch in April is just 2, is this a fair representation for Christchurch ?-1.1C in CHCH @6am.
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Re: Frost reports for 2010
Perhaps the dewpoints are such that the cooling of the overlying air proceeds just far enough to form the fog before the sun rises.Richard wrote:Dont think so Michael because its about half an hour before the sun comes up,its got me beatMichael wrote:Probably an inversion from the heating of the cool air.
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Re: Frost reports for 2010
down to minus 0.3C this morning. The corgettes are now buggered.
JohnGaul
NZThS

JohnGaul
NZThS
JohnGaul
NZThS
NZThS
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Re: Frost reports for 2010
i think so. it's not like in spring when we have a lot of snow nearby. the NE wind is still doin its thing toospwill wrote:I see in Niwa climata data the average number of ground frost days for Christchurch in April is just 2, is this a fair representation for Christchurch ?-1.1C in CHCH @6am.
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Re: Frost reports for 2010
-1 this morning, 21 high and my courgettes are also buggered,yams are fine, they handle lower temps.NZ Thunderstorm Soc wrote:down to minus 0.3C this morning. The corgettes are now buggered.![]()
JohnGaul
NZThS
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Re: Frost reports for 2010
Got down to -1.8 here a couple of mornings ago looking like another frost tommorow morning if the high cloud keeps away.
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Re: Frost reports for 2010
-1 again but will be the last for few days once this NW comes through which should be in the next few hours, warm day coming up
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Re: Frost reports for 2010
Yea -1 over night here to, 1 degrees now and we should see a warm day here as well might even get to the mid 20's.Richard wrote:-1 again but will be the last for few days once this NW comes through which should be in the next few hours, warm day coming up


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Re: Frost reports for 2010
Yes, a little warmer in most places than previous morns, but still some cool temps around...
Tara Hills (near Omarama) on at least -2C.
Dunedin Aero and Blenheim Aero also on at a least -1C.
And Timaru Aero and Waiouru around zero.
This will be Taumarunui's 4th consecutive morn with temps around -1C, giving Waiouru a good run for coolest North Island temps.
Tara Hills (near Omarama) on at least -2C.
Dunedin Aero and Blenheim Aero also on at a least -1C.
And Timaru Aero and Waiouru around zero.
This will be Taumarunui's 4th consecutive morn with temps around -1C, giving Waiouru a good run for coolest North Island temps.

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Re: Frost reports for 2010
A slight frost here this morning down to 0 degrees. I expect tommorow morning there will be a good frost.
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Re: Frost reports for 2010
Not exactly frosty, but down to 8.7C here at 7:45am this morn.
Second coldest morn this year since the 8.0C I recorded on Mar 18.
Second coldest morn this year since the 8.0C I recorded on Mar 18.
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Re: Frost reports for 2010
-2.7 degrees air temp at 5:50am this morning. 1 degrees now and fire going.
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Re: Frost reports for 2010
Yep, looks pretty cold around the central south this morn...
-3.6C @ Pukaki Aero (near Twizel),
-3.4C @ Ranfurly,
-3.1C @ Middlemarch
-2.7C @ Lauder
-2.5C @ Omarama/Tara Hills
-2.4C @ Clyde
-2.1C @ Manapouri Aero
Dunedin Aero with -0.7C was colder than both Queenstown (-0.6C) and Wanaka (0.0C), and I think Waiouru with -1.4C may have been the only place in the North Island to get below zero.
-3.6C @ Pukaki Aero (near Twizel),
-3.4C @ Ranfurly,
-3.1C @ Middlemarch
-2.7C @ Lauder
-2.5C @ Omarama/Tara Hills
-2.4C @ Clyde
-2.1C @ Manapouri Aero
Dunedin Aero with -0.7C was colder than both Queenstown (-0.6C) and Wanaka (0.0C), and I think Waiouru with -1.4C may have been the only place in the North Island to get below zero.
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Re: Frost reports for 2010
Had a cloud cover till the early hours so no frost last night ,but got my blankets ready to cover my yams tonight thoughAndy wrote:-2.7 degrees air temp at 5:50am this morning. 1 degrees now and fire going.
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Re: Frost reports for 2010
A -2 here this morning, two more frost mornings coming up then back to NW again
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Re: Frost reports for 2010
Nice frost here -3.6 degrees at the moment, will be a nice blue dome day. 

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Re: Frost reports for 2010
Down to -2 here this morning the frosts will become a lot harder once we get some snow on the mountians.