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Ptarmigan
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sambucol wrote:Does this mean we are going to have a colder winter than last year? Snow chances higher? Coldest winter in decades? Thanks!
El Nino usually means cooler winters as it is more cloudy and wet. There are other factors in play like North Atlantic Oscillation (NAO), Arctic Oscillation (AO), Pacific North America (PNA), East Pacific Oscillation (EPO), and West Pacific Oscillation (WPO). As for snow, that is more of a timing issue based on cold air and moisture rather than relationship with El Nino. However, since El Nino winters are wetter, snow chances are more likely. The last El Nino winter we had, it snowed, which was 2009-2010. 1972-1973 had three +1" snowfall and it was El Nino.
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Ptarmigan
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This Week's ENSO
Niño 4 0.8ºC
Niño 3.4 0.6ºC
Niño 3 0.9ºC
Niño 1+2 0.6ºC

http://www.cpc.ncep.noaa.gov/products/a ... ts-web.pdf

Region 1+2 cooled, while Region 3, 3.4, and 4 have warmed. Could this be Modoki El Nino developing?
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Ptarmigan
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Latest Southern Oscillation Index (SOI) Values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -8.6
Average for last 90 days -8.0
Daily contribution to SOI calculation -9.7

August -10.1
September -6.6
October -8.2
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Ptarmigan
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This Week's ENSO
Niño 4 0.9ºC
Niño 3.4 0.8ºC
Niño 3 0.9ºC
Niño 1+2 0.5ºC

http://www.cpc.ncep.noaa.gov/products/a ... ts-web.pdf

All regions warmed, except for Region 1+2. I think we could be seeing Modoki El Nino.
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Ptarmigan
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Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -13.4
Average for last 90 days -8.8
Daily contribution to SOI calculation -16.9

August -10.1
September -6.6
October -8.2
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Ptarmigan
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This Week's ENSO
Niño 4 0.9ºC
Niño 3.4 0.8ºC
Niño 3 0.9ºC
Niño 1+2 0.9ºC

http://www.cpc.ncep.noaa.gov/products/a ... ts-web.pdf

Region 1+2 has warmed, while the rest have been unchanged.
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Ptarmigan
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Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -10.5
Average for last 90 days -8.2
Daily contribution to SOI calculation 3.4

August -10.1
September -6.6
October -8.2
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Ptarmigan
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PDO has warmed to 1.49 for October.
http://jisao.washington.edu/pdo/PDO.latest
SLM87TX
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Ptarmigan wrote:PDO has warmed to 1.49 for October.
http://jisao.washington.edu/pdo/PDO.latest
WHAT DOES THIS VALUE MEAN BASICALLY?
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srainhoutx
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SLM87TX wrote:
Ptarmigan wrote:PDO has warmed to 1.49 for October.
http://jisao.washington.edu/pdo/PDO.latest
WHAT DOES THIS VALUE MEAN BASICALLY?

Basically it mean below normal temperatures and above normal precipitation for our Region.
Carla/Alicia/Jerry(In The Eye)/Michelle/Charley/Ivan/Dennis/Katrina/Rita/Wilma/Humberto/Ike/Harvey

Member: National Weather Association
Facebook.com/Weather Infinity
Twitter @WeatherInfinity
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Ptarmigan
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This Week's ENSO
Niño 4 0.9ºC
Niño 3.4 0.9ºC
Niño 3 1.0ºC
Niño 1+2 0.8ºC

http://www.cpc.ncep.noaa.gov/products/a ... ts-web.pdf

Region 1+2 cooled, while 3 and 3.4 warmed. Region 4 stayed the same.
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Ptarmigan
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Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -7.2
Average for last 90 days -7.7
Daily contribution to SOI calculation -4.6

August -10.1
September -6.6
October -8.2
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Ptarmigan
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Image

Image

A large warm subsurface pool is growing.
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Ptarmigan
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This Week's ENSO
Niño 4 0.9ºC
Niño 3.4 1.0ºC
Niño 3 0.9ºC
Niño 1+2 0.4ºC

http://www.cpc.ncep.noaa.gov/products/a ... ts-web.pdf

Region 1+2 and 3 cooled. Region 3.4 warmed, while Region 4 stayed the same.
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Ptarmigan
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Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -8.6
Average for last 90 days -7.8
Daily contribution to SOI calculation -17.2

September -6.6
October -8.2
November -8.0
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http://www.climate.gov/news-features/bl ... e-no-cigar

December's ENSO Update: Close, but no cigar.
Author:
Emily Becker
Thursday, December 4, 2014

The first Thursday of every month is when we do the CPC/IRI ENSO status update, when NOAA officially answers the question “Are we there yet?” This month, the answer is...close, but no cigar.


redesign of their website is pretty cool, too - there's a tab for ENSO... http://www.cpcpara.ncep.noaa.gov/

Please note: This non-operational server hosts the redesigned web pages developed, thus far, as part of the Climate Prediction Center's (CPC) ongoing website redesign project. This server is not guaranteed to be available 24 hours a day, seven days a week. Timely delivery of data and products from this server through the Internet is not guaranteed. Access to the CPC main website is available by using the Legacy Website link at the top of the page or via the legacy Website link(s) provided towards the bottom of the page.
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Ptarmigan
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This Week's ENSO
Niño 4 0.9ºC
Niño 3.4 0.8ºC
Niño 3 0.7ºC
Niño 1+2 0.0ºC

http://www.cpc.ncep.noaa.gov/products/a ... ts-web.pdf

Region 1+2, 3, and 3.4 have cooled, while Region 4 is the same. Modoki El Nino developing?
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Ptarmigan
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This Week's ENSO
Niño 4 0.9ºC
Niño 3.4 0.9ºC
Niño 3 0.9ºC
Niño 1+2 0.2ºC

http://www.cpc.noaa.gov/products/analys ... ts-web.pdf

All regions warmed up except for Region 4.
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Ptarmigan
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Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -5.3
Average for last 90 days -6.6
Daily contribution to SOI calculation -4.5

September -6.6
October -8.2
November -8.0
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Ptarmigan
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This Week's ENSO
Niño 4 1.0ºC
Niño 3.4 0.8ºC
Niño 3 0.8ºC
Niño 1+2 0.1ºC

http://www.cpc.noaa.gov/products/analys ... ts-web.pdf

All regions have warmed up slightly.
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