The Weather Outlook

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Brian Gaze
26 December 2018 08:27:09

Not sifted through the latest data but at a glance little looks to have changed in the last 36 hours. Latest GEFS seems quite consistent with a trend towards more changeable and average conditions in January.  

PS: Unfortunately I have sifted through the last MO thread and will be deleting accounts this morning. 


Brian Gaze

Berkhamsted

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"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan

nsrobins
26 December 2018 08:46:51
Whilst my account remains active I’ll refer to Michaels post (last in old thread) - I too estimated today was the first day that we might see the latter stages of GFS start to get over it’s compromised modelling in the upper fifth of the atmosphere and allow for the reversal (due to go negative on 1st Jan). Steve has described how ECM has superior resolution in the highest layers and we might be seeing the reaction to the reversal in the 216/240 charts this morning.

Take home message - GFS isn’t the only model and the SSW/Strat displacement/zonal wind reversal/QTR is now only JUST starting to be factored.


Neil

Fareham, Hampshire 28m ASL (near estuary)

Stormchaser, Member TORRO

Brian Gaze
26 December 2018 09:06:08

Whilst my account remains active I’ll refer to Michaels post (last in old thread) - I too estimated today was the first day that we might see the latter stages of GFS start to get over it’s compromised modelling in the upper fifth of the atmosphere and allow for the reversal (due to go negative on 1st Jan). Steve has described how ECM has superior resolution in the highest layers and we might be seeing the reaction to the reversal in the 216/240 charts this morning.
Take home message - GFS isn’t the only model and the SSW/Strat displacement/zonal wind reversal/QTR is now only JUST starting to be factored.

Originally Posted by: nsrobins 

 Your account will still be active after today! But honestly I have busted a gut to keep TWO on the road this year as some people will know. There has been issue after issue for me to contend with. Despite that all that some of the idiots who post here see is a free service where they can post crap on Christmas Day of all times. Really it is pathetic and accounts will be going unfortunately.


Brian Gaze

Berkhamsted

TWO Buzz - get the latest news and views 

"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan

Arcus
26 December 2018 09:11:02
Interesting that the data ingest for used aircraft OBS on ECM for the 26/12 00z was about 80% of average amount for the run. The early Xmas day runs (06z/12z) were both below 40%, the 18z was again at about 80%.
Ben,

Nr. Easingwold, North Yorkshire

30m asl

The Beast from the East
26 December 2018 09:11:58

EC 10 day mean still not encouraging at all


Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

Ally Pally Snowman
26 December 2018 09:17:08

Chart of the day is definitely the ukmo day 7. Looks like the beginning off a significant cold spell. Some support from GEM and ECM but it really would be one enormous flip for it to verify. 

 


Bishop's Stortford 85m ASL.
moomin75
26 December 2018 09:17:10

EC 10 day mean still not encouraging at all

Originally Posted by: The Beast from the East 

I think that all the ensembles paint a less than encouraging picture but we all know they can flip very suddenly. Once the SSW is through, I still believe that things will start to look a lot more positive. It may take a bit of patience, but these are unusual times and I really think the models have not yet factored in any effects we may see from the SSW. This may or may not set up blocking in a favourable position for us - we need to have a bit of luck on our side - but I am thinking that this time next week, things will look a whole lot different. We still have time on our side as last year's easterly in March has proved. Plenty of winter to come.


Witney, Oxfordshire

100m ASL

moomin75
26 December 2018 09:20:32

Chart of the day is definitely the ukmo day 7. Looks like the beginning off a significant cold spell. Some support from GEM and ECM but it really would be one enormous flip for it to verify. 

 

Originally Posted by: Ally Pally Snowman 

Do you have a link to that? I can only see up to the 144 chart.

 


Witney, Oxfordshire

100m ASL

doctormog
26 December 2018 09:23:01

Do you have a link to that? I can only see up to the 144 chart.

 

Originally Posted by: moomin75 

I find it hard to get a clear picture from these charts, given their tropical focus, but here you are: https://ruc.noaa.gov/hfip/tcgen/2018/2018122600/ukm2.2019010200.168.lant.troplant.prp.fcst.gentracker.png 

 


Ally Pally Snowman
26 December 2018 09:26:34

Do you have a link to that? I can only see up to the 144 chart.

 

Originally Posted by: moomin75 

Doc has posted it. Prob not worth worrying about as very different to other output sadly

 


Bishop's Stortford 85m ASL.
moomin75
26 December 2018 09:30:10

 

I find it hard to get a clear picture from these charts, given their tropical focus, but here you are: https://ruc.noaa.gov/hfip/tcgen/2018/2018122600/ukm2.2019010200.168.lant.troplant.prp.fcst.gentracker.png 

 

Originally Posted by: doctormog 

Thanks 👍👍


Witney, Oxfordshire

100m ASL

Solar Cycles
26 December 2018 09:37:10

 

 Your account will still be active after today! But honestly I have busted a gut to keep TWO on the road this year as some people will know. There has been issue after issue for me to contend with. Despite that all that some of the idiots who post here see is a free service where they can post crap on Christmas Day of all times. Really it is pathetic and accounts will be going unfortunately.

Originally Posted by: Brian Gaze 

I post crap ( some/most of the time ) but luckily not yesterday. 😎

David M Porter
26 December 2018 09:38:18

Although the deepest FI section of the GFS should always be taken with rather a large dose of salt, it is not without interest this morning and seems to be following a similar theme to a few GFS FI runs yesterday; i.e the HP gradually pulling away into the atlantic and allowing a blast from the NS or N initially. Let's see if this theme is maintained in the later runs today.


Lenzie, Glasgow

"A body of men holding themselves accountable to nobody ought not to be trusted by anybody." – Thomas Paine

moomin75
26 December 2018 09:44:21

I post crap ( some/most of the time ) but luckily not yesterday. 😎

Originally Posted by: Solar Cycles 

Membership of this place is so so precious, people would be mad to jeopardise that. Brian works so hard to keep this amazing website and forum on an even keel and we should all respect that and each other.

I for one am determined to stay grounded and conciliatory and will only post on what I see. My message to those (like me) who have been close to the mark in the past is make the most of what we have here. A brilliant, well managed forum and a terrific website.

We will get something of interest in the new year I am sure..Off topic here but I remain enthused by the consistency of the MetO long ranger which seems unusually confident of something unfolding next month.


Witney, Oxfordshire

100m ASL

Whether Idle
26 December 2018 09:44:45
Agreed. The GEFS are looking more interesting and the potential prospect of the effects of a SSW propagating down are of interest in the background.

My ‘cold goggles’ are on today. 😉


Dover, 5m asl. Half a mile from the south coast.
Solar Cycles
26 December 2018 09:46:37

The UKMO and ICON appear to offer the best solutions for a QTR this morning. What I find fascinating about these events is watching how quick, or not as the case maybe the models latch onto these warming’s. Great model viewing regardless of whether we end up with the mother of all payloads

JACKO4EVER
26 December 2018 09:50:05

The UKMO and ICON appear to offer the best solutions for a QTR this morning. What I find fascinating about these events is watching how quick, or not as the case maybe the models latch onto these warming’s. Great model viewing regardless of whether we end up with the mother of all payloads

Originally Posted by: Solar Cycles 

yes crucial runs over the next 48 to 72 hours if we are going to see anything wintery make it into the output. Things can and do change very quickly as David pointed out previously, let’s see what unfolds 

Steve Murr
26 December 2018 09:52:26

 

 Your account will still be active after today! But honestly I have busted a gut to keep TWO on the road this year as some people will know. There has been issue after issue for me to contend with. Despite that all that some of the idiots who post here see is a free service where they can post crap on Christmas Day of all times. Really it is pathetic and accounts will be going unfortunately.

Originally Posted by: Brian Gaze 

Brian, Im sure everyone that posts here & NW are grateful for the opportunity to post on any weather forum-

If you want to ban me be my guest- however before the stick comes out I would just remind you that despite having a go at Ian for his absolute stupidity for just following the GFS - everything I post is related to the model thread & in the spirit of what the forum was made for - IE discussing the weather / models.

Remember the same people that cause the issues are the same people You & other moderators have banned time & again only to allow them to return- yet their motives are different which is generally to wind people up.

If the 'wind' up merchants were simply removed then there would rarely be any issues on here.

I tell you what, for the sake of my account I will no longer quote Ians posts- to avoid it having to be moderated...

I will however continue to post here what I believe the right outcome will be-

@Matty H the primary analogue for -AO for Jan is 1966.

Thanks.

tallyho_83
26 December 2018 09:52:47

Not sifted through the latest data but at a glance little looks to have changed in the last 36 hours. Latest GEFS seems quite consistent with a trend towards more changeable and average conditions in January.  

PS: Unfortunately I have sifted through the last MO thread and will be deleting accounts this morning. 

Originally Posted by: Brian Gaze 

 

Doc - let's hope that ICELANDIC high on chart which you posted in the last model output thread strengthens from 3rd Jan and this is the start of a trend to something colder.

Brian? Hope I don't get my account deleted? - Have so many links to various model/ data like sites and informative PM's from other members too since 2010 - I have data ha!! :)

 


Home Location - Vixen Tor Close, Okehampton, Devon (221m ASL)

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Sean Moon

Magical Moon

www.magical-moon.com

nsrobins
26 December 2018 09:56:36
A nod to better heights heading NW on the 06 ICON. I am not convinced this is strat driven as 120hrs is too early - the reversal isn’t modelled until then at the earliest. Then again it might be quite tricky to distinguish what might be surface driven and Strat driven going forward.

Get ready for a wild ride.


Neil

Fareham, Hampshire 28m ASL (near estuary)

Stormchaser, Member TORRO

Shropshire
26 December 2018 10:19:19

EC 10 day mean still not encouraging at all

Originally Posted by: The Beast from the East 

 

Yes, I think we are seeing a shift towards a +ve PNA and NAO that will bring the unsettled spell that the METO were talking about for early January. Extended modelling shows this continuing with alternating mild to below average days as systems move through quickly.

Worryingly going forward the developing westerly QBO influence correlates poorly with Strat warmings impacting on the mid latitudes, at the very best it means any cold spell is usually short lived.


From December 27th 2020, zonality will be banned from mixing with the UK. We appreciate that this may come as a shock to younger people and old Uncle Barty. This ban will last for a minimum of ten days.
Steve Murr
26 December 2018 10:29:21

A nod to better heights heading NW on the 06 ICON. I am not convinced this is strat driven as 120hrs is too early - the reversal isn’t modelled until then at the earliest. Then again it might be quite tricky to distinguish what might be surface driven and Strat driven going forward.
Get ready for a wild ride.

Originally Posted by: nsrobins 

GFS has stepped in the right direction- 06z has residual heights over greenland steering the jet SE with no roaring 'zonal' flow-

Another 24 hours & things should look a fair bit different...

Brian Gaze
26 December 2018 10:29:38

A couple of clarifications:

1) Accounts are now deleted instead of being banned/blocked. Better for you because it means your account info is not stored on my servers. Better for me because I don't have to worry about storing it. Everyone's a winner! 

2) Applications for membership have been processed manually for the last year or two. I set a high barrier for entry! 


Brian Gaze

Berkhamsted

TWO Buzz - get the latest news and views 

"I'm not socialist, I know that. I don't believe in sharing my money." - Gary Numan

pdiddy
26 December 2018 10:31:15

At t192 still looks to me like the heights to the North flatten out and the best we can get (at present) is a colder NW flow? 

http://www.meteociel.fr/modeles/gfse_cartes.php?ech=6&code=code&mode=0&mode3h=0&runpara=0&carte=1

 That said, jet is weaker and on a more SE than E track at this point;

http://www.meteociel.fr/modeles/gfse_cartes.php?ech=204&code=0&mode=5&carte=1

 

JACKO4EVER
26 December 2018 11:20:37

At t192 still looks to me like the heights to the North flatten out and the best we can get (at present) is a colder NW flow? 

http://www.meteociel.fr/modeles/gfse_cartes.php?ech=6&code=code&mode=0&mode3h=0&runpara=0&carte=1

 That said, jet is weaker and on a more SE than E track at this point;

http://www.meteociel.fr/modeles/gfse_cartes.php?ech=204&code=0&mode=5&carte=1

 

Originally Posted by: pdiddy 

yes the jet profile is very interesting - perhaps a brief window of opportunity to provide something more likeable for cold weather fans? 

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