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Posts by Martin Jucker

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An interesting start to April in the tropical western Pacific. 3 cyclones spinning off very close to each other, but in both hemispheres. Beautiful dynamics, powerful weather. Maila,Vaianu and Sinlaku. viz by myself, data from GFS.

1 day ago 2 0 0 0
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The evaluation of convectively coupled waves in limited-length datasets - Climate Dynamics Climate Dynamics - Organised tropical convection is strongly influenced by intraseasonal convectively coupled waves (CCWs), particularly Kelvin waves and the Madden-Julian Oscillation (MJO)....

New paper by our student Chang Xu on how to detect convectively coupled atmospheric #waves in short duration datasets, where traditional methods fail due to insufficient data. Open access in Springer Nature Climate Dynamics. 🧪 doi.org/10.1007/s003...

1 month ago 11 3 0 0
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Vanda Blue

Today we've released our first album with original music. Five songs on belonging and building a space of your own, packaged in a soul-funky envelope.
Spotify: open.spotify.com/album/3ryXHI...
Apple Music: music.apple.com/au/album/van...
Or search "Vanda Blue" on your preferred streaming platform.

1 month ago 1 1 0 0
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Live stratosphere special: Totally Cooked podcast Join the Totally Cooked team and guest experts to explore the stratosphere, ozone, and jet stream—and how they shape our weather and climate.

CCRC’s Senior Research Fellow @drjucker.bsky.social and Prof. Julie Arblaster from Monash Uni. talk about all things stratosphere in the newest episode of the @21st century weather Totally Cooked podcast. There are rockets,volcanoes, and penguins! Hear now at 21centuryweather.org.au/engage/total...

1 month ago 2 2 0 0
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Live stratosphere special: Totally Cooked podcast Join the Totally Cooked team and guest experts to explore the stratosphere, ozone, and jet stream—and how they shape our weather and climate.

I got to explain the stratosphere in the Totally Cooked podcast together with @juliearblaster.bsky.social and the @21stcenturyweather.bsky.social. So much fun to discuss real (and not so real) science! 🧪 21centuryweather.org.au/engage/total...

1 month ago 9 4 1 0
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got to bring out my competitive side, running for my local surf live saving club at the New South Wales State Championships. This after repeated injuries, so doubly stoked to bring home two medals. go Coogee!

1 month ago 1 0 0 0
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another flooding. this time N American West Coast.

4 months ago 1 0 0 0
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Southern Annular Mode dynamics, projections and impacts in a changing climate - Nature Reviews Earth & Environment The Southern Annular Mode (SAM) has shifted towards its positive phase owing to ozone depletion and increasing greenhouse gas concentrations. This Review discusses the dynamics, trends and projections...

New review led by @ariaan.bsky.social on climate effects of the Southern Annular Mode, the most important mode of climate variability in the Southern Hemisphere. Read it in @natrevearthenviron.nature.com at doi.org/10.1038/s430... 🧪 #academicsky #climate #climatechange

4 months ago 27 7 2 1
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BAMOS Vol 38 Q4 Nov 2025 BAMOS Vol 38 Q4 Nov 2025 | Page 6 The Bulletin of the Australian Meteorological and Oceanographic Society BAMOS Vol 38 Q4 Nov 2025 Highlights include: - Another Sudden Stratospheric Warming in 2025; - 2025 ACCESS Community Workshop:...

In the latest edition of the Bulletin of the Australian Meteorological and Oceanographic Society, I am taking another look at this year's Sudden Stratospheric Warming. I think it had more of an impact than I thought it would back in September. viewer.joomag.com/bamos-vol-38...

4 months ago 5 1 0 0
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Tropical Cyclone #Fina as seen by GFS forecasts. #sciviz

5 months ago 4 0 0 0
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Look at that cloud band connecting Vietnam with Alaska and a tropical storm (#fengshen) with a high-latitude storm. #weather #sciviz from martinjucker.com/viz

5 months ago 4 1 1 0
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Two hurricanes hugging. #Humberto #Imelda

6 months ago 1 0 0 0
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Abnormally hot days may hit Australia’s south-east after rare sudden warming over Antarctica Phenomenon extremely unusual in southern hemisphere and last occurred in 2019 when it contributed to worsening of black summer bushfires

Online:
- The Guardian: www.theguardian.com/environment/...
- Sydney Morning Herald: www.smh.com.au/environment/...
- NewScientist: www.newscientist.com/article/2497...
- Yahoo News: au.news.yahoo.com/the-rare-wea...)
- SBS News: www.sbs.com.au/news/article...)

6 months ago 0 0 0 0
Weather event above Antarctica sees 30-degree rise in air temperature | ABC NEWS
Weather event above Antarctica sees 30-degree rise in air temperature | ABC NEWS YouTube video by ABC News (Australia)

and here some more online SSW stories:

On TV:
- ABC News: youtu.be/iYWjZEn1_w8?...
- Channel 10 News+: youtu.be/f8YyLXAPxTo?...

6 months ago 1 0 1 0
Visualisation of the southern hemisphere with the south pole on top, and above the pole the cold polar vortex being pushed to the side by a patch of warming over the southern ocean.

Visualisation of the southern hemisphere with the south pole on top, and above the pole the cold polar vortex being pushed to the side by a patch of warming over the southern ocean.

Busy days around what might become to be known as the 2025 Sudden Stratospheric Warming: Loads of media interest, and thanks to the journalists who take their time to talk to me before writing their story. Happy to take some of mine in turn. theconversation.com/air-temperat...

6 months ago 4 7 1 0
Weather event above Antarctica sees 30-degree rise in air temperature | ABC NEWS
Weather event above Antarctica sees 30-degree rise in air temperature | ABC NEWS YouTube video by ABC News (Australia)

and here’s the link. took me until now to find it ;) youtu.be/iYWjZEn1_w8?...

6 months ago 1 0 0 0
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Thanks to ABC TV News Channel for the chat about the stratosphere, sudden warmings, and the weather to come!

6 months ago 6 0 2 1
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wait, is there another typhoon following #Ragasa (1) and #Neoguri (2)?

6 months ago 2 0 0 0
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Super Typhoon #Ragasa definitely has an eye. Here seen from relatively low-resolution GFS data. But there’s also some wild dynamics happening all over the Pacific. #weather #sciviz

6 months ago 3 0 0 0
A computer image of Super Typhoon Ragasa and Typhoon Neoguri.

A computer image of Super Typhoon Ragasa and Typhoon Neoguri.

Busy Western Pacific right now. Cat 5 (Ragasa) and 4 (Neoguri) not far from each other. I wonder whether the strong tropical Pacific activity could be linked to the unusually weak Antarctic stratospheric polar vortex at the same time? 🤔 #sciviz #Ragasa #Neoguri

6 months ago 0 1 0 0
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finally we’ve done it. grand final winners 2025 ⚽️🏆now I’m ready for summer sports.

7 months ago 1 0 0 0
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anyone in need of a reminder how stupid AI is?

8 months ago 0 0 0 0

yes. it’s loving us very much!

9 months ago 0 0 0 0
rendering of clouds and winds in the Tasman Sea.

rendering of clouds and winds in the Tasman Sea.

I propose calling the current low pressure system the Heart Low. This is what the forecast looks like for later today. 🤍 #sciart #weather

9 months ago 2 0 1 0
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Clearer skies a prime driver of heating

aapnews.aap.com.au/news/clue-to...

9 months ago 8 2 1 3
New Intro (Garage Band version)
New Intro (Garage Band version) YouTube video by Martin Jucker

I’ve had some time in the plane to finish my next Garage Horns video. Sweet and short, and five times me! 😎🎷 youtu.be/5RAJNDsZKXU?...

9 months ago 4 0 0 0
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Former senator's global warming claims misrepresent physics: experts Outgoing Queensland senator Gerard Rennick claims global warming could not occur because it goes against the laws of physics, but experts say his claims misunderstand how CO2 warms the earth.

This was an interesting piece of work with George Driver from the AAP: debunking stuff which sounds very sophisticated, gets many things right, and is still completely wrong. Hopefully an insightful read 🧪 aapnews.aap.com.au/news/former-...

10 months ago 4 2 0 2
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So proud of my (now former) student Valentina Ortiz Guzman who just submitted her thesis 🥳🎉 This is not just her first PhD submission, but also my first submission as primary supervisor. So loads of firsts for everyone!

10 months ago 7 0 0 0
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Major disaster from three years ago could impact Australia's winters for years The eruption happened more than 1200 days ago, but we could start to see the strongest impact from this year.

Here’s a good writeup about this (with a focus in Australia) from Kamilia Palu: au.news.yahoo.com/major-disast...

10 months ago 0 0 0 0
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Global representation of extratropical cyclone precipitation and future trends in CMIP6 models We use a cyclone-tracking algorithm to study precipitation produced by extratropical cyclones and identify five global hotspots of extreme precipitation: the well-known Pacific and Atlantic storm tra...

A new study by @drjucker.bsky.social and colleagues reveals climate models show strong dry biases on eastern continental coasts due to convective representation and dynamics. Caution is advised when using climate models to assess rainfall trends in these regions.
Read more: doi.org/10.1002/qj.5...

10 months ago 5 2 0 0