ENSO Updates

[Ptarmigan]

This Week's ENSO
Niño 4 1.4ºC
Niño 3.4 2.5ºC
Niño 3 2.5ºC
Niño 1+2 1.4ºC

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

Region 1+2 is the same. Region 3 and 3.4 have cooled. Region 4 has warmed.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -20.48
Average for last 90 days -12.65
Daily contribution to SOI calculation -28.12

SOI has decreased despite some cooling.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 2.08

ESPI decreased.

[Ptarmigan]

This Week's ENSO
Niño 4 1.5ºC
Niño 3.4 2.5ºC
Niño 3 2.3ºC
Niño 1+2 1.0ºC

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

Region 1+2 and 3 cooled. Region 3.4 is the same, while Region 4 has warmed.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -20.11
Average for last 90 days -11.84
Daily contribution to SOI calculation -4.08

SOI has increased.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.85

ESPI decreased.

El Nino is starting to wane.

[unome]

new ENSO webpage: https://www.climate.gov/enso

[Ptarmigan]

This Week's ENSO
Niño 4 1.5ºC
Niño 3.4 2.6ºC
Niño 3 2.2ºC
Niño 1+2 1.2ºC

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

Region 1+2 and 3.4 warmed, while Region 3 cooled. Region 4 remains the same.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -12.91
Average for last 90 days -11.25
Daily contribution to SOI calculation -5.67

SOI has dropped.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.48

ESPI decreased.

El Nino is starting to wane.

[Ptarmigan]

This Week's ENSO
Niño 4 1.5ºC
Niño 3.4 2.5ºC
Niño 3 2.0ºC
Niño 1+2 0.7ºC

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

All regions cooled, except for Region 4.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -9.80
Average for last 90 days -12.11
Daily contribution to SOI calculation -28.96

SOI has decreased.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.19

ESPI decreased.

[Ptarmigan]

Could El Nino stick around or go Neutral or La Nina?

[Ptarmigan]

This Week's ENSO
Niño 4 1.4ºC
Niño 3.4 2.4ºC
Niño 3 1.9ºC
Niño 1+2 0.5ºC

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

All regions have cooled. El Nino is slowly fading.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -12.24
Average for last 90 days -15.10
Daily contribution to SOI calculation -50.34

SOI tanked due to an active South Pacific Tropical Cyclone basin.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.18

ESPI decreased.

[Ptarmigan]

This Week's ENSO
Niño 4 1.4ºC
Niño 3.4 2.1ºC
Niño 3 1.8ºC
Niño 1+2 0.9ºC

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

Region 1+2 warmed, while Region 3 and 3.4 have cooled. Region 4 is the same.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -18.55
Average for last 90 days -16.85
Daily contribution to SOI calculation -49.18

SOI remains very negative. It could be one reason why El Nino is slowly dying.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.26

ESPI decreased.

[Ptarmigan]

This Week's ENSO
Niño 4 1.4ºC
Niño 3.4 1.9ºC
Niño 3 1.8ºC
Niño 1+2 1.0ºC

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

Region 1+2 and 3.4 warmed. Region 3 and 4 are still the same.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -22.94
Average for last 90 days -16.39
Daily contribution to SOI calculation 0.19

SOI is in positive territory. The recent strong negatives have been one reason why El Nino is slowly dying than usual.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.49

ESPI decreased.

[Ptarmigan]

This Week's ENSO
Niño 4 1.5ºC
Niño 3.4 1.8ºC
Niño 3 1.6ºC
Niño 1+2 1.2ºC

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

Region 1+2 and 4 have warmed up. Region 3 and 3.4 have cooled.

[Ptarmigan]

Latest Southern Oscillation Index values
https://www.longpaddock.qld.gov.au/seas ... tionindex/

Average for last 30 days -21.57
Average for last 90 days -15.09
Daily contribution to SOI calculation 6.94

SOI is in positive territory. The recent strong negatives have been one reason why El Nino is slowly dying than usual.

ENSO Precipitation Index (ESPI)
http://trmm.gsfc.nasa.gov//trmm_rain/Ev ... y_day.html

Last 30 Days is 1.52

ESPI increased.

[Ptarmigan]

February PDO went up to 1.75. This complicates things.

http://research.jisao.washington.edu/pdo/PDO.latest

[Ptarmigan]

This Week's ENSO
Niño 4 1.4ºC
Niño 3.4 1.7ºC
Niño 3 1.7ºC
Niño 1+2 1.0ºC

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

All regions cooled, except for Region 3.