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HOME > Monitoring and Data > Oceanic & Atmospheric Data > Monthly Atmospheric and SST Indices
 
 
Alert
Climate Diagnostics Bulletin Updates to Climatologies and Indices Beginning with January 2011 Data (To appear in February 2011)
(More Information)
 

General Information

 

Winds

200 millibar (mb) Zonal Winds Equator (165°West-110°West):
850 mb Trade Wind Index (135°East-180°West) 5°North-5°South West Pacific:
850 mb Trade Wind Index (175°West-140°West) 5°North-5°South Central Pacific:
850 mb Trade Wind Index (135°West-120°West) 5°North-5°South East Pacific:
QBO.U30.Index (replaces 30 mb Singapore Winds [refer to Frequently Asked Questions]):
QBO.U50.Index (replaces 50 mb Singapore Winds [refer to Frequently Asked Questions]):

Sea Level Pressure (SLP)

Darwin Sea Level Pressure (1951 - Present):
Tahiti Sea Level Pressure (1951 - Present):
Darwin (SLP) 1882 - 1950:
Tahiti (SLP) 1882 - 1950:

Southern Oscillation Index (SOI)

(Stand Tahiti - Stand Darwin) Sea Level Pressure:
(Stand Tahiti - Stand Darwin) SLP 1882 - 1950:

Equatorial SOI

Indonesia SLP (Standardized Anomalies):
Equatorial Eastern Pacific SLP (Standardized Anomalies):
Equatorial SOI:

Sea Surface Temperature (SST)

Weekly OISST.v2 (1981-2010 base period) Niño 1+2 (0-10°South)(90°West-80°West) Niño 3 (5°North-5°South)(150°West-90°West) Niño 4 (5°North-5°South) (160°East-150°West) Niño 3.4 (5°North-5°South)(170-120°West):
Monthly OISST.v2 (1981-2010 base period) Niño 1+2 (0-10°South)(90°West-80°West) Niño 3 (5°North-5°South)(150°West-90°West) Niño 4 (5°North-5°South) (160°East-150°West) Niño 3.4 (5°North-5°South)(170-120°West): 

Monthly ERSSTv4 (1981-2010 base period) Niño 1+2 (0-10°South)(90°West-80°West) Niño 3 (5°North-5°South)(150°West-90°West) Niño 4 (5°North-5°South) (160°East-150°West) Niño 3.4 (5°North-5°South)(170-120°West) Seasonal ERSSTv4 (centered base periods) "Oceanic Niño Index" or the 3-month running average in Niño 3.4 (5oNorth-5oSouth) (170-120oWest))
  • Data (Oceanic Nino Index)
Seasonal ERSSTv4 (1981-2010 base period) 3-month running average in Niño 3.4 (5oNorth-5oSouth) (170-120oWest))
North Atlantic (5-20°North, 60-30°West), South Atlantic (0-20°South, 30°West-10°East), Global Tropics (10°South-10°North, 0-360):

Temperatures

Zonally Average 500 MB Temperature Anomalies:

Outgoing Long Wave Radiation (OLR)

Outgoing Long Wave Radiation Equator (160°E-160°W):

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Climate Prediction Center
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Page Author: Climate Prediction Center Internet Team
Page last modified: June 17, 2015
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