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Old November 8th 15, 02:21 PM posted to uk.sci.weather
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Default My winter probabilities...

Loosely based on previous similar years, el nino and some of the various
seasonal modelling I've looked at. Also being biased to the SE of the UK.

Mild winter throughout 40% chance
Cold second half 35% chance
Cold late Nov/Dec 25% chance

Had it not been for the el nino I would be more heavily weighted towards
a colder winter, but the SST anomalies in the Atlantic *may* have a
counter influence on the strong westerly pattern currently being
experienced as we run through the winter.

Always like to have a stab in the dark, any thoughts or arguments always
welcome.

--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman

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Old November 8th 15, 04:07 PM posted to uk.sci.weather
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Default My winter probabilities...

On Sunday, 8 November 2015 15:20:41 UTC, Keith (Southend)G wrote:
Loosely based on previous similar years, el nino and some of the various
seasonal modelling I've looked at. Also being biased to the SE of the UK.

Mild winter throughout 40% chance
Cold second half 35% chance
Cold late Nov/Dec 25% chance

Had it not been for the el nino I would be more heavily weighted towards
a colder winter, but the SST anomalies in the Atlantic *may* have a
counter influence on the strong westerly pattern currently being
experienced as we run through the winter.

Always like to have a stab in the dark, any thoughts or arguments always
welcome.

--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman

-------------------------------------------------------------------------
So you are going for a cold winter throughout Keith?
60% chance?

Len
Wembury
---------------------------------------------------------------------------
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Old November 8th 15, 04:11 PM posted to uk.sci.weather
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Default My winter probabilities...

In message , "Keith (Southend)"
writes
Loosely based on previous similar years, el nino and some of the
various seasonal modelling I've looked at. Also being biased to the SE
of the UK.

Mild winter throughout 40% chance
Cold second half 35% chance
Cold late Nov/Dec 25% chance


Does that mean that you assess cold throughout as being a 0% chance?
--
John Hall
"Honest criticism is hard to take,
particularly from a relative, a friend,
an acquaintance, or a stranger." Franklin P Jones
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Old November 8th 15, 05:38 PM posted to uk.sci.weather
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Default My winter probabilities...

On 08/11/2015 17:07, Len Wood wrote:
On Sunday, 8 November 2015 15:20:41 UTC, Keith (Southend)G wrote:
Loosely based on previous similar years, el nino and some of the various
seasonal modelling I've looked at. Also being biased to the SE of the UK.

Mild winter throughout 40% chance
Cold second half 35% chance
Cold late Nov/Dec 25% chance

Had it not been for the el nino I would be more heavily weighted towards
a colder winter, but the SST anomalies in the Atlantic *may* have a
counter influence on the strong westerly pattern currently being
experienced as we run through the winter.

Always like to have a stab in the dark, any thoughts or arguments always
welcome.

--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman

-------------------------------------------------------------------------
So you are going for a cold winter throughout Keith?
60% chance?

Len
Wembury
---------------------------------------------------------------------------


Mmm, I see your points?

I'm probably going to dig a hole for myself here, but here we go...

1. The total of the three add up to 100%, thus the highest %, most
likely, is for a mild throughout winter (40%).
2. Followed by the cold second half, thus mild through December and into
the 1st half of January. (35%)
3. Then the cold earlier scenario, with the latter part of winter being
mild. (25%)
Therefore I am currently leaning on the mild winter solution as most likely.
--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman
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Old November 8th 15, 06:47 PM posted to uk.sci.weather
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Default My winter probabilities...

Wouldn't cold throughout then be 0.25 x 0.35 = 8.75%


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Old November 9th 15, 04:46 AM posted to uk.sci.weather
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Default My winter probabilities...

On Sunday, November 8, 2015 at 6:37:41 PM UTC, Keith (Southend)G wrote:
On 08/11/2015 17:07, Len Wood wrote:
On Sunday, 8 November 2015 15:20:41 UTC, Keith (Southend)G wrote:
Loosely based on previous similar years, el nino and some of the various
seasonal modelling I've looked at. Also being biased to the SE of the UK.

Mild winter throughout 40% chance
Cold second half 35% chance
Cold late Nov/Dec 25% chance

Had it not been for the el nino I would be more heavily weighted towards
a colder winter, but the SST anomalies in the Atlantic *may* have a
counter influence on the strong westerly pattern currently being
experienced as we run through the winter.

Always like to have a stab in the dark, any thoughts or arguments always
welcome.

--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman

-------------------------------------------------------------------------
So you are going for a cold winter throughout Keith?
60% chance?

Len
Wembury
---------------------------------------------------------------------------


Mmm, I see your points?

I'm probably going to dig a hole for myself here, but here we go...

1. The total of the three add up to 100%, thus the highest %, most
likely, is for a mild throughout winter (40%).
2. Followed by the cold second half, thus mild through December and into
the 1st half of January. (35%)
3. Then the cold earlier scenario, with the latter part of winter being
mild. (25%)
Therefore I am currently leaning on the mild winter solution as most likely.
--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman


I think you have Keith! Mild/Average/Cold %s would help you in 1. Not sure what would help you in 2 and 3! 😀
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Old November 9th 15, 08:57 AM posted to uk.sci.weather
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Posts: 1,730
Default My winter probabilities...

On Sunday, 8 November 2015 18:37:41 UTC, Keith (Southend)G wrote:
On 08/11/2015 17:07, Len Wood wrote:
On Sunday, 8 November 2015 15:20:41 UTC, Keith (Southend)G wrote:
Loosely based on previous similar years, el nino and some of the various
seasonal modelling I've looked at. Also being biased to the SE of the UK.

Mild winter throughout 40% chance
Cold second half 35% chance
Cold late Nov/Dec 25% chance

Had it not been for the el nino I would be more heavily weighted towards
a colder winter, but the SST anomalies in the Atlantic *may* have a
counter influence on the strong westerly pattern currently being
experienced as we run through the winter.

Always like to have a stab in the dark, any thoughts or arguments always
welcome.

--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman

-------------------------------------------------------------------------
So you are going for a cold winter throughout Keith?
60% chance?

Len
Wembury
---------------------------------------------------------------------------


Mmm, I see your points?

I'm probably going to dig a hole for myself here, but here we go...

1. The total of the three add up to 100%, thus the highest %, most
likely, is for a mild throughout winter (40%).
2. Followed by the cold second half, thus mild through December and into
the 1st half of January. (35%)
3. Then the cold earlier scenario, with the latter part of winter being
mild. (25%)
Therefore I am currently leaning on the mild winter solution as most likely.
--
Keith (Southend)
"Weather Home & Abroad"
http://www.southendweather.net
Twitter:@SS9Weatherman

-----------------------------------------------------------------------
I think there is a problem with using the word 'throughout'.
It is confusing to make the probabilities add up to 100%.
They are all relatively low chance events.

Not much confidence in what will happen this winter then.

Never mind Keith. We get your drift. :-)

Len
Wembury
--------------------------------------------------------------------------




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