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#LamontRocks: IRI @ Open House

This Saturday, October 8, the Lamont-Doherty Earth Observatory campus opens its doors to the public. Started over 50 years ago by Lamont’s first director, Open House offers adults and children to learn more about the science studied every day at the campus. Here’s what’s going on at the IRI tent throughout the day: All day — Coloring! […]

September Climate Briefing: No Niña, But Some Impacts Expected

Read our ENSO Essentials & Impacts pages for more about El Niño. Tony Barnston provides an overview of the briefing Sea-surface temperatures in the area of the central equatorial Pacific Ocean that define El Niño and La Niña events, called the Nino3.4 region, remain similar to those from last month’s briefing. Since July, weekly sea-surface temperature anomalies (see first image below) have been […]

August Climate Briefing: Fate of La Niña Up in the Air

Read our ENSO Essentials & Impacts pages for more about El Niño. Tony Barnston provides an overview of the briefing Conditions in the area of the central equatorial Pacific Ocean that define El Niño and La Niña events, called the Nino3.4 region, remain similar to those from last month’s briefing. While ocean temperatures are indicating a weak La Niña event could be imminent, atmospheric […]

S2S Extremes Workshop 2016

Workshop on Sub-Seasonal to Seasonal Predictability of Extreme Weather and Climate Tuesday, December 6 – Wednesday, December 7, 2016 Monell Building Columbia University at Lamont-Doherty Earth Observatory Campus 61 Route 9W, Palisades, NY 10964-8000 There is increasing interest in extreme weather and climate events, both in terms of gaining a better understanding of the impacts of climate […]

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Voices from CariCOF: Dry Season 2015-16

The Caribbean Climate Outlook Forum, also known as CariCOF, brings together climate scientists and meteorologists with decision-makers who may be able to use climate information. During the meeting, now held twice a year — once at the beginning of the dry season and once at the beginning of the wet season — the scientists present […]

July Climate Briefing: Waiting for the Winds to Change

Read our ENSO Essentials & Impacts pages for more about El Niño. Tony Barnston provides an overview of the briefing Neutral conditions remain in the central equatorial region of the Pacific Ocean that define El Niño and La Niña events, called the Nino3.4 region. Recent weekly sea-surface temperature anomalies dipped just below the -0.5º threshold used to define La Niña, but those […]

World’s First Seasonal Lightning Forecast

At about 250 lightning flashes per square kilometer per year, the Lake Maracaibo Basin in northwestern Venezuela has the highest annual lightning rate of any place in the world. Lightning activity is so common there that it has a proper name, Catatumbo Lightning, named for the Catatumbo region located in the southwest corner of the […]

20151212

Training on using the ENACTS Maproom for Rwanda(2 days). Training on digitizing seasonal forecasts(1 day). Training on ENACTS Data Library and Maproom maintenance (1 day). Climate, Health sectors. Rwanda Meteorological Agency.

20160427

Consensus heat forecast for South Asia, including methodology for generating a heat forecast, presentation of heat forecasts for users in the health sector, forecast uncertainty, heat wave early warning systems.

Climate Models and Food Security in the Philippines

By Megan Helseth The Bicol River Basin in the eastern Philippines is home to more than 5 million people, most of whom rely on agriculture and fishing for their livelihoods. The area is vulnerable to many climate and weather events, including typhoons, floods and dry spells. Each of these can have major impacts on local […]