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World Meteorological Organization @wmo-global.bsky.social · 4h

El Niño will continue to intensify ahead of its forecast peak in December. Sea-surface temperatures in central and eastern tropical Pacific are set to increase to record levels. Above-average temperatures globally and shift in rainfall patterns are likely. ↪️ bit.ly/4i863AS

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World Meteorological Organization @wmo-global.bsky.social · 07/10/2026

Asia and Africa were the most affected by water-related extreme events in 2025, according to the WMO #StateOfWater Report. Several African countries experienced widespread flooding while South & SE Asia experienced compounded effects of cyclones & monsoons. ↪️ bit.ly/WMOStateofWater2025Report

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World Meteorological Organization @wmo-global.bsky.social · 06/10/2026

The first #GlobalHeatForum kicks off in Bangkok, Thailand, to unlock finance and accelerate solutions to extreme heat, amid record-breaking temperatures and an intensifying El Niño. Learn more: bit.ly/4zaps9Y 📹 Follow the discussions youtube.com/@heathealth_...

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World Meteorological Organization @wmo-global.bsky.social · 05/10/2026

📢 Call for Abstracts Share your latest research, innovations or operational advances under the theme ‘Advancing Weather Science for Resilient Societies’ and contribute to the upcoming World Weather Research Programme Conference 2027. Deadline: 31 Dec bit.ly/4wdVJen

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World Meteorological Organization @wmo-global.bsky.social · 04/10/2026

Earth observation satellites orbit the planet day and night, all year round. They provide critical insights into Earth’s weather, water and climate — monitoring changes and helping us prepare for what’s ahead. View the world from above this #WorldSpaceWeek 🛰️

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World Meteorological Organization @wmo-global.bsky.social · 03/10/2026

The winners of the WMO 2027 Calendar Competition have been revealed. But more stunning photographs deserve to be celebrated. Here are nine Honourable Mentions that stood out for bringing the theme, 𝐘𝐨𝐮𝐫 𝐖𝐞𝐚𝐭𝐡𝐞𝐫, 𝐘𝐨𝐮𝐫 𝐖𝐨𝐫𝐥𝐝, to life! bit.ly/4jxEeTE

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World Meteorological Organization @wmo-global.bsky.social · 02/10/2026

El Niño is set to affect temperature, rainfall and tropical cyclone patterns throughout the South-West Indian Ocean region. Find out the most likely conditions for the different countries in the region throughout March 2027: bit.ly/4yhDyFX

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World Meteorological Organization @wmo-global.bsky.social · 01/10/2026

Hundreds of photographers from across the globe shared how weather, water & climate have shaped their world. 13 remarkable photographs stood out for the way they brought 𝐘𝐨𝐮𝐫 𝐖𝐞𝐚𝐭𝐡𝐞𝐫, 𝐘𝐨𝐮𝐫 𝐖𝐨𝐫𝐥𝐝 to life. Discover the WMO 2027 Calendar Photo Competition winners! 👉 bit.ly/4jxUVyb

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World Meteorological Organization @wmo-global.bsky.social · 29/09/2026

From 6-9 October 2026, experts, scientists, policymakers and investors will meet at the #GlobalHeatForum in Bangkok to tackle the growing risks of extreme heat to health, livelihoods, environment and economies. Join WMO, @heathealth.info and partners 🔗 www.heathealth.info/globalheatforum

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World Meteorological Organization @wmo-global.bsky.social · 28/09/2026

WMO & @ITU call to safeguard access to radio frequency spectrum essential for weather forecasts, #EarlyWarnings, climate monitoring and water management, alongside a 🆕 Handbook on Use of Radio Spectrum for Meteorology: bit.ly/3VT0hdA

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World Meteorological Organization @wmo-global.bsky.social · 27/09/2026

The Antarctic ozone hole in 2025 was one of the smallest in decades. 🌎 Yet UV exposure remains a concern: since the mid-1990s, it has increased by up to 20% in parts of Europe. ☀️ Effective UV protection remains essential. Learn more: bit.ly/WMOOzoneUVBulletin2026pr

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World Meteorological Organization @wmo-global.bsky.social · 26/09/2026

🌊 WMO welcomes the new United Nations General Assembly Declaration on Sea Level Rise. WMO stands ready to work with countries and partners to strengthen observations, early warning systems and climate information and services, helping communities better prepare. bit.ly/3Vgv7wy

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World Meteorological Organization @wmo-global.bsky.social · 25/09/2026

2025 was the 4th consecutive year of widespread glacier loss across all regions. Each bar shows the global glacier mass change in one hydrological year, from 1976 onwards. 🔵 = ice gain; 🔴 = ice loss. 📖 Read more: bit.ly/WMOStateofWater2025Report #StateofWater

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World Meteorological Organization @wmo-global.bsky.social · 24/09/2026

Today is #WorldMaritimeDay 🚢 Learn more about how the WMO community works to keep ships and coastal communities safe through accurate marine forecasts and early warnings. 🔗 bit.ly/WMOMarinesServices

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World Meteorological Organization @wmo-global.bsky.social · 23/09/2026

Which season are you saying hello to? 🌍 Today at 2:04 CEST, the Sun crossed the equator, and Earth reached its September equinox. While the Northern Hemisphere said hello to autumn, the Southern Hemisphere said hello to spring. 📹 @esa.int/@eumetsat.int

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World Meteorological Organization @wmo-global.bsky.social · 23/09/2026

It's been an unusually quiet Atlantic hurricane season - partly due to El Niño. But not in the Pacific. 🌀 Hurricane Polo intensified rapidly in the Eastern Pacific and is currently at category 4 strength, with maximum sustained winds near 240 km/h. 🔗 Hurricanes.gov

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World Meteorological Organization @wmo-global.bsky.social · 23/09/2026

WMO SG Celeste Saulo joins @ec.europa.eu President @vonderleyen.ec.europa.eu & Canadian Prime Minister @mark-carney.bsky.social at #UNGA for the high-level pledging event of the OceanEye International Alliance for the Global Ocean Observing System. 23 Sept | 1000 EDT 🔴 LIVE: bit.ly/4hkMovU

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World Meteorological Organization @wmo-global.bsky.social · 22/09/2026

Today, WMO Secretary-General, Celeste Saulo joined world leaders at the 81st United Nations General Assembly. 🎥 Watch as SG Saulo shares WMO role in building trust through reliable scientific data sharing across the world.

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World Meteorological Organization @wmo-global.bsky.social · 22/09/2026

At #UNGA81, WMO SG Celeste Saulo joined UN Partnerships #GoalsLounge to discuss preparing cities for extreme heat. Agree in advance: 1) what threshold triggers action, 2) who acts, 3) who's reached first. 📹 bit.ly/3V6jM25 #EarlyWarningsforAll

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World Meteorological Organization @wmo-global.bsky.social · 21/09/2026

Today at #UNGA, join WMO Secretary-General Celeste Saulo and speakers to explore what it takes to prepare cities against the risks of extreme heat. 🗓️ 21 September | 1400 EDT 🔴 Live from @UN_Partnerships #GoalsLounge: webtv.un.org/en/asset/k19/k19ezxee3b

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World Meteorological Organization @wmo-global.bsky.social · 20/09/2026

Forecasts for the weeks ahead inform disaster preparedness, agriculture, water management, energy supply, public health & humanitarian operations. Join WMO & @ECMWF to explore how AI advances open new possibilities for sub-seasonal forecasting. Register: bit.ly/4cXLSTf

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World Meteorological Organization @wmo-global.bsky.social · 19/09/2026

“The powerful 2023/2024 El Niño contributed to 2024 being the warmest year on record. We shouldn't be surprised if this record is broken,” said WMO SG Celeste Saulo. But, we have the forecasts and foresight to save lives and livelihoods. bit.ly/4x1LoCD

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World Meteorological Organization @wmo-global.bsky.social · 18/09/2026

2025 was one of the driest years for rivers globally in 35 years. Over 36% of global basin areas experienced below-normal flows. Our declining freshwater storage poses serious risks. Explore the findings of the WMO global #StateOfWater report 2025: bit.ly/WMOStateOfWater2025pr

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World Meteorological Organization @wmo-global.bsky.social · 17/09/2026

Rivers across the globe in 2025 had one of the driest years in more than 3 decades. The WMO Global #StateOfWater Report 2025 shows a continuation of the long-term decline in Earth’s freshwater storage and in glacier retreat. 🔴 OUT NOW: bit.ly/WMOStateOfWater2025pr

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World Meteorological Organization @wmo-global.bsky.social · 16/09/2026

The ozone layer continues to heal 🌍 The WMO Ozone & UV Bulletin released on #OzoneDay shows that the Antarctic ozone hole in 2025 was one of the smallest in decades. However, measurements also show a significant increase in days with high UV exposure. ↪️ bit.ly/WMOOzoneUVBulletin2026pr

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World Meteorological Organization @wmo-global.bsky.social · 15/09/2026

Open-source innovations developed in Africa are strengthening #EarlyWarnings in the region and across the world! 💻 🚨 On the International Day of Science, Technology & Innovation for the South, here are 3️⃣ tools transforming climate information services. ↪️ climtech.africa

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World Meteorological Organization @wmo-global.bsky.social · 14/09/2026

We're hiring! WMO is looking for professionals from diverse backgrounds and areas of expertise interested in a career in meteorology, hydrology, geophysical sciences, and international cooperation. Check out all vacancies here 👉 bit.ly/4elYNiX

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World Meteorological Organization @wmo-global.bsky.social · 13/09/2026

Earth just had the hottest August on record, accdg to @copernicusecmwf.bsky.social C3S & @noaa.gov reports. El Niño was one of the drivers of the climate in August. It also influenced global tropical cyclone activity, as well as heavy rainfall & floods in some countries. bit.ly/4imPAJJ

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World Meteorological Organization @wmo-global.bsky.social · 12/09/2026

Read the WMO Air Quality & Climate Bulletin and explore new findings on: 🔍 Global particulate matter concentrations 2025 ☁️ Aerosol–cloud interactions 🔥 Wildfire emissions & global health 🔬 Microplastics 🌡️ Heatwaves & ground-level ozone pollution bit.ly/3UBN1cV

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World Meteorological Organization @wmo-global.bsky.social · 11/09/2026

August 2026 was the warmest August on record. It was also the warmest summer on record for North America and Western Europe. From record-high temperatures to heavy storms, This map from @noaa.gov shows the recent weather & climate events around the world. bit.ly/46hNGmw

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World Meteorological Organization @wmo-global.bsky.social · 10/09/2026

August 2026 was the world’s warmest month on record, tied with July 2023. According to Copernicus Climate Change Service, it was also the warmest summer ever recorded in Western Europe. Read more: bit.ly/46fKLL4

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World Meteorological Organization @wmo-global.bsky.social · 09/09/2026

🌊 Sea surface temperatures across the central-eastern equatorial Pacific (Niño 3.4 region) are already well above average & are continuing to rise. As El Niño intensifies, temperature anomalies are expected to reach about +3.6°C in the next 3 months. 🔗 bit.ly/4zUk77Y

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World Meteorological Organization @wmo-global.bsky.social · 08/09/2026

El Niño will deliver a major blow to communities, economies & supply chains worldwide. Its local impacts may differ. National Meteorological & Hydrological Services are the authoritative source of official warnings & locally relevant climate info. 🔗 bit.ly/4zUk77Y

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World Meteorological Organization @wmo-global.bsky.social · 07/09/2026

Today is #CleanAirDay. But findings of the 🆕 WMO Air Quality & Climate Bulletin show that an increase in pollution from wildfires and heatwaves could slow efforts to improve air quality and protect human and ecosystem health. ↪️ bit.ly/3UBN1cV

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World Meteorological Organization @wmo-global.bsky.social · 06/09/2026

Smoke from Indonesian forest fires has crossed borders into Malaysia, Singapore & the Philippines. Monitoring fires, forecasting smoke movement & issuing timely warnings can help protect public health. WMO’s Air Quality & Climate Bulletin is out 7 September, #CleanAirDay.

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World Meteorological Organization @wmo-global.bsky.social · 05/09/2026

A very strong El Niño ≠ same impacts everywhere. Its effects vary according to location and season and can be modified by other climate drivers. WMO’s Global Seasonal Climate Update shows a more refined picture of expected conditions. 🔗 bit.ly/4zUk77Y

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World Meteorological Organization @wmo-global.bsky.social · 04/09/2026

El Niño is expected to intensify into a very strong event in the coming months, peaking towards the end of 2026. It is expected to have big impacts on rainfall & temperature patterns, increasing the risk of floods, droughts & extreme heat. 📰Latest update: bit.ly/4zUk77Y

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World Meteorological Organization @wmo-global.bsky.social · 03/09/2026

🌡️ El Niño is firmly established and will intensify into a very strong event in the coming months. WMO forecasts show ~100% likelihood that it will persist through February 2027. A very strong El Niño ≠ same impacts everywhere. 🆕 WMO El Nino Update: bit.ly/4zUk77Y

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World Meteorological Organization @wmo-global.bsky.social · 02/09/2026

WMO Secretary-General Celeste Saulo will brief the media on current conditions and evolution of El Niño. Tuesday, 2 June 2026 1000 CEST | 0800 GMT 🔴 LIVE on @UNWebTV: webtv.un.org/en/asset/k1z/k1z142mviu

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World Meteorological Organization @wmo-global.bsky.social · 01/09/2026

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World Meteorological Organization @wmo-global.bsky.social · 31/08/2026

🗳️ Voting is now open for the WMO 2027 Calendar Photo Competition! Choose the images that best capture 'Your Weather, Your World' to feature in the WMO 2027 Calendar. Deadline: 7 September Vote via Flickr 👉 flic.kr/s/aHBqjD3xHH Or Facebook 👉 bit.ly/4h1GcKj

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World Meteorological Organization @wmo-global.bsky.social · 30/08/2026

All life on Earth depends on the climate system. By observing its signals, we better understand our changing world, improve forecasts, and safeguard our planet. 24/7 global observations must be reliable, consistent, and accessible.

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World Meteorological Organization @wmo-global.bsky.social · 29/08/2026

Sand & dust storms often begin in dry, desert areas—but their effects can reach far beyond the source. Sand & dust storms can harm livestock, agriculture & human health. They also reduce air quality, block sunlight, or disrupt transport. 🔗 wmo.int/themes/sand-and-dust-storms

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World Meteorological Organization @wmo-global.bsky.social · 28/08/2026

WMO joins the rest of the world in offering deep condolences to the victims of the terrible floods in Nepal. These before and after satellite images by Copernicus Sentinel-2 satellites show the devastating impact and the rapid expansion of the flood waters. 🔗 Learn more: bit.ly/4y4Qf79

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World Meteorological Organization @wmo-global.bsky.social · 27/08/2026

Lakes sustain life. This #WorldLakeDay, let’s look at a few photographs of lakes from around the world, as a reminder of their importance for people and the planet. 📸 shared by photographers who have entered the WMO Calendar Photo Competition over the years.

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World Meteorological Organization @wmo-global.bsky.social · 26/08/2026

How do we monitor & forecast El Niño? It takes more than one source. WMO brings together observations, climate model outputs & expert assessments from leading climate centres globally. Learn more: bit.ly/4bQn0MI WMO’s next El Niño update will be released on 3 Sept. Stay tuned.

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World Meteorological Organization @wmo-global.bsky.social · 25/08/2026

El Niño warms global temperatures, with the strongest influence often felt in the year after it develops. It typically brings wetter conditions to some regions and drought to others, though effects vary around the world. Next update on 03 Sept. Stay tuned! More 🔗 bit.ly/ElNino-LaNina

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World Meteorological Organization @wmo-global.bsky.social · 24/08/2026

Are you a young professional? Do you have an innovative and scalable idea that can strengthen resilience to floods and droughts in your community? Join our Competition for Youth-Led Projects and turn your idea into a life-saving project. 1️⃣ WEEK LEFT! 👉 bit.ly/WMOYouthLedProjects

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World Meteorological Organization @wmo-global.bsky.social · 23/08/2026

🌳 Trees affected by extreme heat produce fewer leaves and grow more slowly for up to two years afterwards. WMO-@fao.org in their latest joint report explore the science behind extreme heat, its impact on agriculture and how to build resilient agrifood systems. 📘 bit.ly/49pZUuZ

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World Meteorological Organization @wmo-global.bsky.social · 22/08/2026

Everywhere, extreme weather events are becoming more frequent and intense. This centralized platform let’s you see extreme and potentially high-impact weather, water, and climate events happening or being forecast to happen around the world. Check it out 🔗 severeweather.wmo.int

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