View Full Version : A good downpour
Ean Austral
13th December 2009, 10:04 PM
Gday All,
Seen the weather mapand noticed the tropical low headed towards Darwin Yesterday morning , so dug the kids old rain guage out and put it on the boat whilst we we selling, put it out at 12 noon and checked it this morning when Iwent down at 7am..It was overflowing..More than 300mls in 18hrs, but I knew it was alot from the amount of water cascading down the boat, but was surprised at that when I seen it..
1 day the government will get serious about finding work for people and solving the water problems and build a pipeline from the north - south..
It was a shame to see it washing into the sea by the truckload..Think it will take a while to clean up around the place too..
Cheers Ean
Slunnie
13th December 2009, 10:07 PM
Oh wow! In 18 hours you got almost half a years worth of rain for where I live. :eek:
LandyAndy
13th December 2009, 10:17 PM
Send it down here Ean,40+ today and the garden fried,it was hot early.Same tomorrow with a chance of thunderstorms in the arvo,then a cool change for tuesday.
Andrew
Ean Austral
13th December 2009, 10:19 PM
Oh wow! In 18 hours you got almost half a years worth of rain for where I live. :eek:
Yeh I know, what made me go WOW was people still came down the boat to buy prawns.Atleast its not cold rain , so when you get soaked you dont feel frozen to the core..
I had a fridgie come up from Perth, and he thought we were all mad, he could,nt believe that much rain could fall in 1 place so fast.
I haven't seen rain like it for a few years either..
Cheers Ean
Ean Austral
13th December 2009, 10:31 PM
Send it down here Ean,40+ today and the garden fried,it was hot early.Same tomorrow with a chance of thunderstorms in the arvo,then a cool change for tuesday.
Andrew
Wish we could,I think the low formed into a cyclone and is heading west but dont think it will help you guys down there..Bloody hard to do much in heat like that.
Cheers Ean
JDNSW
14th December 2009, 05:45 AM
We have had 327mm so far this year - none in December.
Mean annual rainfall at the nearest BOM station (Dunedoo - since 1912) is 612.5mm, median is 586.
John
BigJon
14th December 2009, 06:02 AM
1 day the government will get serious about finding work for people and solving the water problems and build a pipeline from the north - south..
No they won't. It is not a feasable project. The amount of pumping required (to overcome frictional losses and the head of water) means it would be more economical to run a desalination plant. That information was given to me by an NT Power and Water Hydrogeologist..
Bear in mind the Darwin and any major southern cities are at sea level. Just north of Alice Springs is at 700 metres above sealevel.
disco2hse
14th December 2009, 06:34 AM
No they won't. It is not a feasable project. The amount of pumping required (to overcome frictional losses and the head of water) means it would be more economical to run a desalination plant. That information was given to me by an NT Power and Water Hydrogeologist..
Bear in mind the Darwin and any major southern cities are at sea level. Just north of Alice Springs is at 700 metres above sealevel.
Of course there's always this ;)
NZ Herald Video: Giant iceberg floats towards Australia (http://www.nzherald.co.nz/video/news/video.cfm?c_id=1501138&gal_cid=1501138&gallery_id=108554)
Bushie
14th December 2009, 06:42 AM
Bear in mind the Darwin and any major southern cities are at sea level. Just north of Alice Springs is at 700 metres above sealevel.
Run it to Lake Eyre - which is below sea level and just let it syphon :D:D:D:D:D:D
Martyn
disco2hse
14th December 2009, 06:47 AM
Run it to Lake Eyre - which is below sea level and just let it syphon :D:D:D:D:D:D
Martyn
Might take a fair few blonds to get enough vacuum to suck it though. :p
Alan
JDNSW
14th December 2009, 07:16 AM
Run it to Lake Eyre - which is below sea level and just let it syphon :D:D:D:D:D:D
Martyn
The maximum height of a siphon with water is about 10m, depending on air pressure and temperature. So it will not work. Pumping is necessary to keep the pressure at the highest point above the vapour pressure of water at ambient temperature. And as pointed out, for any significant flow over the distances involved, frictional losses mean that the energy required to maintain this pressure are so great that alternatives (such as desalination) look more attractive.
John
Slunnie
14th December 2009, 08:19 AM
The maximum height of a siphon with water is about 10m, depending on air pressure and temperature. So it will not work. Pumping is necessary to keep the pressure at the highest point above the vapour pressure of water at ambient temperature. And as pointed out, for any significant flow over the distances involved, frictional losses mean that the energy required to maintain this pressure are so great that alternatives (such as desalination) look more attractive.
John
John, I think it was a joke. :lol2:
Ean Austral
14th December 2009, 08:33 AM
I think the non-feasability arguement is a load of BS, water is already pumped to alot of places..Perth to Kalgoolie is 1 I can think of..It nly needs to feed into a couple of major river systems and it will find its way south, but I guess it will come to more of who will get payed and who will pay more than the capital cost..
Oh and its still raining...
Cheers Ean
easo
14th December 2009, 08:55 AM
I think the non-feasability arguement is a load of BS, water is already pumped to alot of places..Perth to Kalgoolie is 1 I can think of..It nly needs to feed into a couple of major river systems and it will find its way south, but I guess it will come to more of who will get payed and who will pay more than the capital cost..
Oh and its still raining...
Cheers Ean
Its not a half bad drizzle is it Ean? Stopped long enought for the BBQ yesterday.
Easo
Phantum
14th December 2009, 11:13 AM
We are just down the track so send some to us. At this point we are heading for the driest year on record with only 62mm so far this year. The only problem is getting the water past the Berrimah line.:o :) Yes I live in down town Alice Springs.
blitz
14th December 2009, 01:18 PM
I've lived in the top end for 30 years and I cant remember a december this wet?
The problem we have is it rains for such a short period of time most of our rain falls in 3 months - Ok it's a lot, but most of it ends up in the sea (good for prawns)
if it was over 5 or 6 months it would be a paradise up here.
easo
14th December 2009, 06:53 PM
Keep things a little bit cooler. Just a bit.
Ean Austral
14th December 2009, 08:51 PM
We are just down the track so send some to us. At this point we are heading for the driest year on record with only 62mm so far this year. The only problem is getting the water past the Berrimah line.:o :) Yes I live in down town Alice Springs.
Sad to hear that its that dry, a classic reasoning for a water grid of some sort as im sure the amount of water that runs over the wall at manton dam could be put to better use..
I think K dud is more intrested in spending it on helping the asylum seekers than the people who pay his wages..
Maybe its just me who cant understand it..Oh well it can go with all the other things I dont understand..
Cheers Ean
350RRC
14th December 2009, 09:17 PM
I think K dud is more intrested in spending it on helping the asylum seekers than the people who pay his wages..
Maybe its just me who cant understand it..Oh well it can go with all the other things I dont understand..
Cheers Ean
Yep we all live in one very big asylum that others seek residency in, at great potential personal risk.
We aren't good at solving why we're all in this big asylum, but we are experts at self-medication. :)
cheers, DL
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