Seasonal Forecasts and Climate Change
Climate assessments
IPCC - Intergovernmental Panel on Climate Change
Historical Data and Indicators
NIWA - Climate - with daily climate maps, also climate summaries
NIWA NZ Drought Monitor - map and graphs
NIWA - Climate Data (Education & Training) - incl. extremes
NIWA CliFlo - The National Climate Database
NIWA HIRDS - High Intensity Rainfall Design System - includes rainfall return periods
NIWA - Environmental Information Services
NOAA
State of the Climate - incl links to global info (eg lastest Global analysis)
NOAA ESRL Climate Indices: Monthly Atmospheric and Ocean Time Series
NASA
GISS Surface Temperature Analysis - incl global anomaly charts
ENSO disgnostic discussion - from NOAA CPC
BoM Climate Driver Update
MEI - Multivariate ENSO Index - via NOAA ESRL PSD
NINO 3.4 based ONI - cold and warm episodes by season via NOAA CPC
SOI - Southern Oscillation Index - graph and data table since 1876 via BoM
Historical Daily SST - graph and plots, via Climate Reanalyzer
OLR
- Outgoing Longwave Radiation - many plots (incl totals and anomalies) via NOAA ESRL PSD
Long-range: Monthly, Seasonal and Climate Forecasts
MetService - Rural Monthly Outlook, a review of last month with a four-week forecast
NIWA - Sesonal Climate Outlook for the next three months
BoM - Climate Model Summary and ENSO Forecast
Colombia Climate School IRI ENSO forecast