News from the World Meteorological Organization and WMO Members.

Geneva, Switzerland
Joined February 2010
WMO SG Celeste Saulo & @UNOCHA @UNReliefChief call for urgent humanitarian action as El Niño is set to hit fragile communities hard. New WMO update indicates that the current El Niño event could be unprecedented in strength. Read SG Saulo's statement: bit.ly/4BnMaO0
1
17
5
48
9,102
World Meteorological Organization retweeted
El Niño is set to hit fragile communities hard. @UNOCHA and @WMO are sounding the alarm, appealing for immediate assistance to support communities already affected by what has been described as the strongest El Niño on record. news.un.org/en/story/2026/10…
11
21
5
54
4,534
World Meteorological Organization retweeted
El Niño is back, and it is more powerful than ever. We must act urgently to limit the impact. With @WMO, we have set out the potential impact. And called for action.
6
18
3
46
7,584
Join @WMO Secretary-General Celeste Saulo and @UNOCHA @UNReliefChief today as they call for early action as an unprecedented El Niño is set to hit fragile communities hard. 🗓️ Wednesday, 21 October 2026 | 1300 CEST 🔴 LIVE via @UNWebTV: webtv.un.org/en/asset/k15/k1…
3
31
4
84
5,423
The total amount of water stored in groundwater, lakes and rivers, soil moisture, vegetation and ice and snow – has been in decline since mid-2010s. Read the WMO #StateOfWater Report 2025 to learn about what this means for the water we depend on. bit.ly/WMOStateofWater2025Re…
2
79
4
142
6,653
Grenada becomes the latest Member of the World Meteorological Organization, having deposited its instrument of accession to the WMO Convention. WMO now has 194 Members: 188 Member States & 6 Member Territories. Congratulations & welcome to the WMO family! bit.ly/4s9jiVe
9
1
33
4,429
Swiss glaciers lost 5% of their ice in 2026, accdg to GLAMOS. Their total volume has shrunk by nearly 20% in the last 5 years. This echoes the WMO’s #StateOfWater 2025 report, which found that every glaciated region on Earth lost ice in the last 5 years. bit.ly/WMOStateOfWater2025pr
7
71
5
168
6,668
El Niño was first observed by Peruvian fishermen, who noticed that unusually warm coastal waters sometimes appeared and reduced their catches. Beyond the Pacific, El Niño can affect the food that reaches our plates. Its impacts vary across regions. Read: bit.ly/4ymTbM4
6
66
3
125
6,035
As El Niño strengthens, above-normal temperatures are forecast across much of the world, threatening food systems. Extreme heat can reduce fish catches and crop yields, stress livestock and endanger farmers’ health. Learn more: bit.ly/49pZUuZ #WorldFoodDay
6
102
7
216
7,563
📢 We're hiring! WMO is looking for consultants with expertise in speechwriting, national framework development and linguistic technology to support various areas of our work. Explore the available opportunities and apply today: bit.ly/4xc7MJA
1
19
83
7,423
The intensifying El Niño is likely to bring above-average temperatures to much of the globe and shift rainfall patterns, increasing the risk of drought and floods in different regions. Read the latest WMO Global Seasonal Climate Update: bit.ly/4hFr1XD
3
145
22
290
29,166
Today more than 120 countries have multi-hazard early warning systems, a big leap from ~50 countries a decade ago. But many are still unprotected. #EarlyWarningsForAll is not a luxury. It saves lives, reduces economic losses, & provides tenfold return on investment. #DRRday
5
47
2
131
5,583
Another flash flood has hit Nepal, prompting warnings for riverside communities. Highlighting the need for coordinated action, @FloodDroughtMgt brought together experts in mountain regions to examine how they can better prepare and manage evolving hazards. bit.ly/4AZ5Ya4
7
37
3,210
From record-breaking rain in Tokyo to the spectacular flowering of Chile’s Atacama Desert, El Niño is influencing weather patterns far beyond the tropical Pacific. El Niño will continue to intensify ahead of its forecast peak in December. More info ➡️ bit.ly/4hFr1XD
46
3
111
6,028
Sea-surface temperature anomalies across central-eastern equatorial Pacific, where El Niño develops, is forecast to reach 3.7°C above normal for the Oct-Dec 2026 season. Set to be the highest on record and stronger than the previous record in late 2015. bit.ly/4hFr1XD
8
126
3
260
11,622
Isaias has become the 1st hurricane of an exceptionally quiet Atlantic season. @NOAA @NHC_Atlantic says Isaias is strengthening & expected to approach northern US Gulf Coast as a “dangerous hurricane” on Friday. Storm surge & hurricane warnings in effect. nhc.noaa.gov/#Isaias
6
21
2
69
4,325
El Niño will continue to intensify ahead of its forecast peak in December. Sea-surface temperatures in central & eastern tropical Pacific are set to increase to record levels. Above-average temperatures globally & shift in rainfall patterns are likely. ↪️ bit.ly/4i863AS
12
252
34
405
55,037
Asia & 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/WMOStateofWater2025Re…
4
68
5
142
7,986
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_info
2
11
1
37
5,331
📢 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
2
18
1
60
5,988