Author: Ashley Curtis

La Niña Begins to Weaken

by | 2.18.2011 at 10:11am
This map, updated weekly, shows the cooler-than-normal sea-surface temperatures (blue) in the equatorial Pacific that define La Niña. Click on the chart to go to an interactive version in the IRI Data Library.

The current moderate-strength La Niña is now weakening and is expected to dissipate by late spring, said Tony Barnston, the lead forecaster at the International Research Institute for Climate and Society, which holds a monthly climate briefing. Early February showed the first easing in strength of the cool sea-surface temperatures in the central and eastern [...]

La Niña Rolls On

by | 1.21.2011 at 5:11pm
This map, updated weekly, shows the cooler-than-normal sea-surface temperatures (blue) in the equatorial Pacific that define La Niña. Click on the image to go to the IRI's Data Library.

The current moderate-to-strong La Niña is expected to continue through at least the middle of spring, said forecasters at the International Research Institute for Climate and Society’s monthly climate briefing.

Creating More Useful Forecasts

by | 4.22.2010 at 9:33am | 2 Comments

Seasonal forecasts can be effective tools for agricultural planners, water resources managers and other decision makers. For example, after torrential rains and floods wreaked havoc in the West African nation of Ghana in 2007, displacing some 400,000 people there, the regional office of the International Federation of Red Cross and Red Crescent Societies started using [...]