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Guy Walton..."The Climate Guy"

@climateguyw.bsky.social
2.2K followers 348 following 1K posts

Meteorologist for 30+ years who became convinced that man was causing climate change after Hansen's testimony in 88'. Author of the kids' climate World of Thermo trilogy.

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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 4h
Main Topic: Wildfire Smoke Trends in the U.S. Via @climatecentral.org On The Extreme Temperature Diary WED 9/30/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social @doctorvive.bsky.social
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Dr Paul Dorfman @drpauldorfman.bsky.social · 29/09/2026
Lula presidency saved 20,000km2 of #Brazil Amazon since 2022. www.carbonbrief.org/analysis-lul...
carbonbrief.org
Analysis: Lula presidency saved at least 20,000km2 of Brazilian Amazon since 2022 - Carbon Brief
With Lula and Flávio Bolsonaro tied in the polls, the upcoming election is expected to significantly shape the level of environmental action in Brazil
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 29/09/2026
Main Topic: ‘It’s just cruel’: US Households Hit by Surge in Electricity Shutoffs Amid Record Hot Summer via @theguardian.com @olliemilman.bsky.social On The Extreme Temperature Diary TUE 9/29/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 29/09/2026
Main Topic: ‘It’s just cruel’: US Households Hit by Surge in Electricity Shutoffs Amid Record Hot Summer via @theguardian.com @olliemilman.bsky.social On The Extreme Temperature Diary TUE 9/29/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social
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Dr. Jeff Masters @drjeffmasters.bsky.social · 29/09/2026
Hurricane #Polo has made two landfalls in Mexico today, and will spread flooding rains of 2-7" over the next few days into the Southwest and Plains in regions that need 8+ inches of rain to pull them out of long-term drought. @bhensonweather.bsky.social and I have the details:
yaleclimateconnections.org
After two landfalls in Mexico, Hurricane Polo's rainmaking journey has just begun » Yale Climate Connections
Moisture from Polo and ex-hurricane Odalys is helping spawn heavy rain and potential flooding from northwest Mexico into the southwest and central U.S.
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 28/09/2026
Main Topic: Travelers Are Reckoning with the Ultimate Disrupter- Climate Change On The Extreme Temperature Diary MON 9/28/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social @zekehausfather.com
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Bob Henson @bhensonweather.bsky.social · 27/09/2026
Among named systems, #Polo is the big story this week. On Monday, Polo could become the strongest hurricane on record to strike Baja California. Moisture from Polo + #Odalys will fuel a swath of heavy rain from NW MX and SW US into the central states. yaleclimateconnections.org/2026/09/hurr...
yaleclimateconnections.org
Hurricane Polo approaches Mexico as coastal storm grips Northeast, New England » Yale Climate Connections
With the former Category 5 hurricane on track to strike Baja California on Monday, its moisture will fuel widespread, beneficial rains while also boosting the risk of dangerous flash flooding.
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Daniel Swain @weatherwest.bsky.social · 28/09/2026
New Weather West post out this evening! I discuss the hyperactive East and Central Pacific hurricane season, as well as the upcoming heatwave across CA--and also why even a dry & warm autumn tells us essentially nothing about the El Niño winter to come.
weatherwest.com
A parade of East Pacific hurricanes will miss CA (but soak the interior Southwest) before major, long-duration autumn heatwave builds - Weather West
September 27, 2026 - Daniel Swain - A hyperactive tropical East Pacific slings hurricanes toward Hawaii and Baja California, with indirect effects (modest moisture & potentially damaging ocean waves) in SoCal It has already been a remarkable, and arguably historic, East Pacific hurricane season. Three hurricanes (Lala, Lowell, Nolo) have now directly impacted the Hawaiian Islands (though none made formal landfall), with #
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 27/09/2026
Main Topic: Former VP Al Gore: A Clean Earth Is Within World’s Grasp Even as Climate Dangers Accelerate via @apnews.com On The Extreme Temperature Diary SUN 9/27/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Zack Labe @zacklabe.com · 27/09/2026
The last three months are the warmest on record globally, relative to every other June-July-August period since 1850. Data from NOAA/NCEI's NOAAGlobalTempv6.1.0.
Line graph time series of global land mean surface temperature anomalies for each June-August period from 1850 through 2026. There is a long-term increasing trend and large year-to-year variability. The mean surface temperature anomaly averaged for June-August 2026 was 1.21°C for global land areas. Anomalies are computed relative to a 1901-2000 climate baseline. Data from NOAA/NESDIS/NCEI NOAAGlobalTemp v6.1.0.
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 26/09/2026
Main Topic: ‘Concerning’ Low Sea Ice Persists as Antarctic Hits Third-Lowest Winter Peak via @carbonbrief.org On The Extreme Temperature Diary SAT 9/26/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 26/09/2026
Main Topic: ‘Concerning’ Low Sea Ice Persists as Antarctic Hits Third-Lowest Winter Peak via @carbonbrief.org On The Extreme Temperature Diary SAT 9/26/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 25/09/2026
Main Topic: Climate Change Is Adding Fuel to This Weekend’s Nor’easter via @climatecentral.org On The Extreme Temperature Diary FRI 9/25/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 25/09/2026
Main Topic: Climate Change Is Adding Fuel to This Weekend’s Nor’easter via @climatecentral.org On The Extreme Temperature Diary FRI 9/25/2026 At: guyonclimate.com + #climate #weather + record temp reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social @zacklabe.com
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Brad Friedman / The BRAD BLOG @thebradblog.bsky.social · 25/09/2026
California Billionaire-Funded ‘No on Prop 40’ Ads Demonstrate Why the State Needs Prop 40 The billionaires are spending millions to lie about a one-time Billionaire Tax... -- Guest blogged by @eacanning.bsky.social FULL STORY: bradblog.com?p=19262
bradblog.com
California Billionaire-Funded ‘No on Prop 40’ Ads Demonstrate Why the State Needs Prop 40
The billionaires are spending millions to lie about a one-time Billionaire Tax...
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Bob Henson @bhensonweather.bsky.social · 25/09/2026
From #Nolo to #Polo to #Gonzalo – all to affect land areas – plus #Odalys, #Fay, and a wicked weekend nor'easter, the superheated E Pacific and N Atlantic are boiling with activity. Latest from @irenesans.bsky.social, @drjeffmasters.bsky.social and me: yaleclimateconnections.org/2026/09/nolo...
yaleclimateconnections.org
Nolo to bring flood, surf, and wind to Hawaii; Gonzalo develops in the Atlantic » Yale Climate Connections
Atlantic storms will be short-lived, while powerful Pacific hurricanes persist and the Northeast battles a potent nor’easter.
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 23/09/2026
Main Topic: Extreme Heat Caused by ‘Super El Niño’ Could Kill Over 450,000 People in Coming Months @commondreams.org On The Extreme Temperature Diary WED 9/23/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 24/09/2026
Main Topic: Last Major Speech by Outgoing U.N. Secretary António Guterres Emphasizes the Climate Crisis via @theguardian.com On The Extreme Temperature Diary THU 9/24/2026 At: guyonclimate.com + #climate + record reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 24/09/2026
Main Topic: Last Major Speech by Outgoing U.N. Secretary António Guterres Emphasizes the Climate Crisis via @theguardian.com On The Extreme Temperature Diary THU 9/24/2026 At: guyonclimate.com + #climate + record reports @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 23/09/2026
Main Topic: Extreme Heat Caused by ‘Super El Niño’ Could Kill Over 450,000 People in Coming Months @commondreams.org On The Extreme Temperature Diary WED 9/23/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Jeff Berardelli @weatherprof.bsky.social · 23/09/2026
Looking at all cases globally of both Rapid Intensification and Extreme Rapid Intensification (ERI), you can see where #Polo falls on that scale (magenta star). It’s the 5th most intense in the NOAA record since 1980. 1/
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 22/09/2026
Main Topic: How Saudi Oil Scientists Ended Up Working on the World’s Most Important Climate Reports @theguardian.com On The Extreme Temperature Diary TUE 9/22/2026 At: guyonclimate.com + #climate + record temp reports @katharinehayhoe.com @profstrachan.bsky.social @michaelemann.bsky.social
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Mark Pickens @airshipwriter.bsky.social · 21/09/2026
El Nino makes the extremes of wet and dry even worse. Follow @weatherprof.bsky.social and @climateguyw.bsky.social for daily details.
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 21/09/2026
Main Topic: ‘Planetary Boundaries’ Necessary for Flourishing of Life Have Been Massively Breached, Scientists Warn via @theguardian.com On The Extreme Temperature Diary MON 9/21/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 21/09/2026
Great news. On 9/21 #HeatwaveDelphi (lasting from 8/09 to 9/21) ended since all NWS advisories expired. The South will go through a slow cooling trend as we go into fall this week. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 21/09/2026
Great news. On 9/21 #HeatwaveDelphi (lasting from 8/09 to 9/21) ended since all NWS advisories expired. The South will go through a slow cooling trend as we go into fall this week. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 21/09/2026
Main Topic: ‘Planetary Boundaries’ Necessary for Flourishing of Life Have Been Massively Breached, Scientists Warn via @theguardian.com On The Extreme Temperature Diary MON 9/21/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com
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Jeff Berardelli @weatherprof.bsky.social · 21/09/2026
It’s official, the 2026 El Niño has broken a record for the highest ocean anomaly in 170+ years… Incredibly reaching that threshold a full 2 months ahead of 2015’s record of +3.02C set on Nov 18th. See that red line? That’s 2026. Every other bold line are the strongest El Niño’s on record. 1/
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 20/09/2026
Main Topic: The World’s Rivers Are at a Breaking Point. Can We Save Them Before It Is Too Late? Via @theguardian.com On The Extreme Temperature Diary SUN 9/20/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 20/09/2026
Main Topic: People’s Houses Are Collapsing Into the Ocean as the Climate Crisis Deepens via @npr.org On The Extreme Temperature Diary SAT 9/19/2026 At: guyonclimate.com + #climate #weather and record temp reports @katharinehayhoe.com @michaelemann.bsky.social @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 20/09/2026
Main Topic: The World’s Rivers Are at a Breaking Point. Can We Save Them Before It Is Too Late? Via @theguardian.com On The Extreme Temperature Diary SUN 9/20/2026 At: guyonclimate.com + #climate #weather and record temp reports @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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tyrage.bsky.social @tyrage.bsky.social · 20/09/2026
Seem to REMEMBER SOMEONE Once said " TI'S A FOOLISH PERSON Who Builds Their House UPON the SAND"
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 19/09/2026
On 9/19 CAT1 #HeatwaveDelphi continued on since a few NWS advisories were present. Many records were being set daily in the south-central U.S. Delphi will finally dissipate in the next few days. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 20/09/2026
Main Topic: People’s Houses Are Collapsing Into the Ocean as the Climate Crisis Deepens via @npr.org On The Extreme Temperature Diary SAT 9/19/2026 At: guyonclimate.com + #climate #weather and record temp reports @katharinehayhoe.com @michaelemann.bsky.social @bhensonweather.bsky.social
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Ed Maibach @maibached.bsky.social · 18/09/2026
RIP @joeromm.bsky.social. Thanks for all you did to wake us up to the risks of climate change and the possibilities for climate solutions. @mason4c.bsky.social @docsforclimate.bsky.social @tccollab.bsky.social @coveringclimatenow.org @michaelemann.bsky.social
web.sas.upenn.edu
Remembering Dr. Joe Romm
It is with great sadness that the Penn Center for Science, Sustainability and the Media shares news of the passing of PCSSM Senior Research Fellow Dr. Joe Romm. Please find below an obituary prepared ...
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Dr. Jeff Masters @drjeffmasters.bsky.social · 19/09/2026
TD 6 will likely become Tropical Storm Fay but remain a "fish" storm with no threat to land, @irenesans.bsky.social reports today: yaleclimateconnections.org/2026/09/atla...
yaleclimateconnections.org
Atlantic remains hurricane-free as Tropical Depression Six forms near the Azores » Yale Climate Connections
Yale Climate Connections is a nonpartisan, multimedia service providing daily broadcast radio programming and original web-based reporting, commentary, and analysis on the issue of climate change.
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 19/09/2026
On 9/19 CAT1 #HeatwaveDelphi continued on since a few NWS advisories were present. Many records were being set daily in the south-central U.S. Delphi will finally dissipate in the next few days. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 17/09/2026
On 9/17 #HeatwaveDelphi moderated down to a CAT1 since area of advisories shrank. Still, many records were set in the south-central U.S. Delphi will finally dissipate the next few days. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 18/09/2026
Main Topic: ‘Forcing a Reckoning’: How Asia Is Preparing For a ‘Supersized’ El Niño via @theguardian.com On The Extreme Temperature Diary FRI 9/18/2026 At: guyonclimate.com + #climate #weather and record temp reports @katharinehayhoe.com @michaelemann.bsky.social @profstrachan.bsky.social
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Dr. Jeff Masters @drjeffmasters.bsky.social · 18/09/2026
Fascinating: "After the hurricane, Miami appointed John Farrey its first chief building inspector, tasking him with developing and enforcing the first universal building code not just in Miami but in the U.S. It became known as the Miami Standard and was adopted in over 5,000 other cities."
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 17/09/2026
On 9/17 #HeatwaveDelphi moderated down to a CAT1 since area of advisories shrank. Still, many records were set in the south-central U.S. Delphi will finally dissipate the next few days. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @zacklabe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 17/09/2026
Main Topic: Another Dire Greenland Ice Sheet Report via @commondreams.org On The Extreme Temperature Diary THU 9/17/2026 At: guyonclimate.com + #climate #weather and record temp reports @katharinehayhoe.com @profstrachan.bsky.social @michaelemann.bsky.social @bhensonweather.bsky.social
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Dr. Jeff Masters @drjeffmasters.bsky.social · 17/09/2026
100 years ago: “The 1926 hurricane has become a benchmark in South Florida history, a dividing point in time, much like B.C. and A.D. It has achieved a mystique of almost biblical proportions — akin to Noah’s flood or the destruction of Sodom and Gomorrah.” — Miami historian Arva Moore Parks.
yaleclimateconnections.org
A look back at the devastating Great Miami Hurricane, 100 years later » Yale Climate Connections
'Late that night, in absolute darkness, it hit, with the far shrieking screams, the queer rumbling of a vast and irresistible freight train,' Marjory Stoneman Douglas wrote of the storm.
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Bob Henson @bhensonweather.bsky.social · 17/09/2026
The mind reels when contemplating what a repeat of the 1926 Miami hurricane would look like today. @drjeffmasters.bsky.social's superb overview is well worth reading and pondering, especially if you're coming in cold to this behemoth.
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Michael E. Mann @michaelemann.bsky.social · 17/09/2026
"In Hottest Summer on Record, 2 in 3 Americans Say Climate Change Is Increasing Heat-Related Illnesses" via @appc.upenn.edu: www.annenbergpublicpolicycenter.org/in-hottest-s...
annenbergpublicpolicycenter.org
In Hottest Summer on Record, 2 in 3 Americans Say Climate Change Is Increasing Heat-Related Illnesses | The Annenberg Public Policy Center of the University of Pennsylvania
Extreme heat is affecting the everyday lives of most Americans, according to a new Annenberg survey which finds that two-thirds of the public say climate change is increasing the risk of respiratory d...
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 08/09/2026
Another update of @climate.noaa.gov counts of U.S. records is complete. New climate sensitivity charts are posted. Explanations are here: guyonclimate.com/2018/03/07/n... guyonclimate.com/2018/03/06/n... @michaelemann.bsky.social @brianmchugh.bsky.social @rahmstorf.bsky.social @katharinehayhoe.com
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 16/09/2026
On 9/16 CAT2 #HeatwaveDelphi continued to plague the South with excess heat. Delphi's heat dome peaked today at 601 dm, the highest I have ever seen for September in the U.S. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 16/09/2026
On 9/16 CAT2 #HeatwaveDelphi continued to plague the South with excess heat. Delphi's heat dome peaked today at 601 dm, the highest I have ever seen for September in the U.S. My Criteria: guyonclimate.com/2026/05/11/e @michaelemann.bsky.social @katharinehayhoe.com @bhensonweather.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 16/09/2026
Main Topic: Dangerous Excess Heat Added by Climate Change: June to August 2026 via @climatecentral.org On The Extreme Temperature Diary WED 9/16/2026 At: guyonclimate.com + #climate #weather and record temp reports @katharinehayhoe.com @michaelemann.bsky.social @profstrachan.bsky.social
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Guy Walton..."The Climate Guy" @climateguyw.bsky.social · 16/09/2026
Most exceptional heat dome peeking today at around 601 decameters at 500 millibars that I have ever witnessed so late in the season. Thankfully, such a system did not bubble up in mid summer, otherwise hundreds of all-time records well above 100°F would be falling. @michaelemann.bsky.social
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