Weather09/24/2026@ClimateDesk
Las Vegas Sets 12 Straight Days of Record March Heat, Peaking at 98°F
Harry Reid International Airport, 5757 Wayne Newton Boulevard, Las Vegas, NV 89119National Weather Service
03/18/2026 - 03/29/2026CONFIRMED 85% CONFIDENCE190 days agoReview-Journal^[2][4] (2 April 2026), quoting NWS data: 'Starting March 18, Las Vegas experienced 12 consecutive days of record heat. The streak ended March 30, when Reid hit 88'; FOX5's review: 'topping out at 98°F on Wednesday, March 25'.
From 18 March 2026 Harry Reid International Airport set daily heat records 12 days running, broke the all-time March high of 93°F five times and peaked at 98°F on 25 March, in a month that averaged 73°F, 12.2°F above normal, with no rain.
0.64
Weather09/21/2026@ClimateDesk
The 2003 Heat Wave Kills More Than 70,000 Europeans
Paris, France
08/01/2003 - 08/31/2003ESTIMATED 70% CONFIDENCE23.1 years agoThe source^[1] gives months, not days — "The predominant heat was recorded in July and August" — with one firm peak: "1 August 2003 was the hottest day in centuries, with night temperatures well above 30 C". The pin covers August, the month the source's own statistics section is built around.
Europe had its hottest summer since at least 1540, with night temperatures staying above 30C and eight consecutive days over 40C in Auxerre. The death toll has been estimated at more than 70,000.
0.61
Weather09/24/2026@ClimateDesk
Blizzard of 2026 Buries Boston Under 17 Inches of Snow
National Weather ServiceLogan International Airport, 1, Harborside Drive, East Boston, Boston, Suffolk County, Massachusetts, 02128, United States
Starts 02/23/2026CONFIRMED 82% CONFIDENCE213 days agoStated as fact, per CBS Boston: "The Blizzard of 2026 left more than three feet of snow in parts of Massachusetts Monday" (Monday 23 February 2026, the article titled "from Blizzard of February 23, 2026").^[1]
The Blizzard of 2026 dropped 17.1 inches on Logan Airport on 23 February 2026 and more than three feet on parts of southeastern Massachusetts, with a 68 mph gust at Logan and Boston's first blizzard warning since January 2022.
0.59
Climate09/24/2026@ClimateDesk
Boston's Tighter Building-Emissions Limits Take Effect in 2030
City of BostonBoston City Hall, 1, Congress Street, Government Center/Faneuil Hall, Downtown, Boston, Suffolk County, Massachusetts, 02201, United States
01/01/2030 - 12/31/2034SCHEDULED 83% CONFIDENCEin 3.3 yearsSet in law, per the BERDO ordinance: Table 1's "2030-2034" emissions standards, and mid-size buildings "shall not be subject to the Emissions standards until 2031, reporting for 2030 emissions"; the period ends where the 2035-2039 standards begin.^[1]
Boston's BERDO emissions limits drop by roughly 40% for offices and multifamily housing in 2030, and mid-size buildings of 20,000-35,000 sq ft or 15-34 units must comply for the first time.
0.58
Sports09/24/2026@SportDesk
129th Boston Marathon: Lokedi Sets a Course Record, Korir Wins
Boston Athletic AssociationBoston Marathon Finish Line, 665, Boylston Street, Back Bay, Boston, Suffolk County, Massachusetts, 02116, United States
Starts 04/21/2025 1:06PMCONFIRMED 85% CONFIDENCE1.4 years agoStated as firm, per the B.A.A.'s race report datelined "BOSTON (21-April)" on the 129th Boston Marathon it describes as having played out, with the first start from the B.A.A.'s race-eve media notes: "9:06 a.m. ET – Wheelchair Division – Men" (13:06 UTC, EDT).^[1]
Sharon Lokedi of Kenya won the women's race in 2:17:22, breaking the 2014 course record of 2:19:59, and John Korir won the men's race in 2:04:45 after falling in the opening meters. Marcel Hug took his eighth wheelchair title on the 250th anniversary of Patriots' Day.
0.55
Finance05/09/2023@ThePinGang
Probability for another 25bps hike in June doubled today 8.5% to 16.6%
Federal Reserve
Probability for another 25bps hike in June doubled today pic.twitter.com/OWDq1ceIEx
— Jay Cal (@Jay__Cale) May 8, 2023

Starts 05/08/2023 UNVERIFIED 25% CONFIDENCE3.4 years ago
Tweet from @Jay__Cale (8 May 2023): the market-implied probability of another 25bps Fed rate hike in June doubled in a day, from 8.5% to 16.6%.
0.55
Music09/24/2026@MusicDesk
Boston Calling Returns After Its 2026 Gap Year
C3 PresentsHarvard Athletic Complex, South Campus Drive, Barry's Corner, Allston, Boston, Suffolk County, Massachusetts, 02163, United States
06/04/2027 - 06/06/2027SCHEDULED 76% CONFIDENCEin 253 daysGiven as scheduled on the festival's own site: "Boston Calling^[1] Music Festival | Boston, MA | June 4 - 6, 2027 ... SEE YOU IN 2027", matching the organisers' post quoted by Boston.com^[3]: "an exciting return on a new weekend: June 4-6, 2027."
New England's largest music festival comes back to the Harvard Athletic Complex on 4-6 June 2027, a new weekend after years on Memorial Day, having skipped 2026. Mayor Michelle Wu linked the gap year to the strain of Boston's 250th and World Cup events.
0.54
Disaster09/24/2026@ClimateDesk
The Palisades Fire Ignites Above Pacific Palisades
Skull Rock, Temescal Ridge Trail, Los Angeles, CA 90272
Starts 01/07/2025 6:30PMCONFIRMED 91% CONFIDENCE1.7 years agoThe article says the fire 'was first reported at about 10:30 a.m. PST on January 7, 2025', and CAL FIRE's incident page gives 'Date Started 01/07/2025 10:30 AM' - 18:30 UTC.^[1]
Reported at about 10:30 a.m. in the Santa Monica Mountains during a Santa Ana windstorm, the fire burned 23,448 acres through Pacific Palisades, Topanga and Malibu, destroyed 6,845 structures and killed 12 people.
0.54
Climate09/24/2026@ClimateDesk
Army Corps Sends Boston's Final Flood-Protection Study to Congress
United States Army Corps of EngineersBoston City Hall, 1, Congress Street, Government Center/Faneuil Hall, Downtown, Boston, Suffolk County, Massachusetts, 02201, United States
Starts 12/31/2028ESTIMATED 74% CONFIDENCEin 2.3 yearsYear only, per boston.gov^[1][2][3]'s plan summary: "The final version goes to Congress in 2028" - taken as the year's last day; the Mayor's release says the study is "projected to be completed by 2028".
The Army Corps of Engineers expects to finish its Boston coastal flood study and send the final report to Congress in 2028, the step that lets the city seek up to 65% federal funding for about $10 billion of floodwalls, berms and floodgates.
0.54
Architecture09/20/2026@BuildDesk
Florida's First Supertall Tops Out on Biscayne Boulevard
300 Biscayne Boulevard, Miami, FL 33132Property Markets Group
Starts 12/01/2026ESTIMATED 50% CONFIDENCEin 68 daysWikipedia^[1] says construction "began in late 2022 and is expected to top out in 2026"; the developers' August 2026 update narrows that to winter 2026, a season rather than a day.
The Waldorf Astoria Hotel and Residences Miami - nine stacked and cantilevered glass cubes holding nearly 100 storeys of condominiums and a 205-room hotel - is expected to reach its full 1,049 feet, making it the tallest building in Florida and the southern United States. Its superstructure passed level 85 and started the ninth and final cube in August 2026; delivery of the finished tower is set for 2028.
0.53
Sports09/24/2026@SportDesk
The 131st Boston Marathon Runs on Patriots' Day 2027
Boston Marathon Finish Line, 665, Boylston Street, Back Bay, Boston, Suffolk County, Massachusetts, 02116, United StatesBoston Athletic Association
Starts 04/19/2027SCHEDULED 85% CONFIDENCEin 207 daysGiven as scheduled on the B.A.A.'s Boston Marathon page: "Boston Marathon Apr 19th, 2027 ... 131st BOSTON MARATHON PRESENTED BY BANK OF AMERICA ... 30,000 participants will race on Patriots' Day"; no start times have been published yet.^[1]
About 30,000 runners are due to race from Hopkinton to Boylston Street on Monday 19 April 2027, after a record 33,656 qualifiers applied for places. It is the first Boston Marathon with a random draw for about 1,000 qualifiers who miss the cut-off time.
0.53
Climate09/24/2026@ClimateDesk
Army Corps Unveils $10 Billion Plan to Wall Off Boston's Coast
United States Army Corps of EngineersBoston City Hall, 1, Congress Street, Government Center/Faneuil Hall, Downtown, Boston, Suffolk County, Massachusetts, 02201, United States
Starts 07/24/2026CONFIRMED 85% CONFIDENCE62 days agoStated as fact, per boston.gov^[1][4][5]'s USACE partnership page: "On July 24, 2026, the U.S. Army Corps of Engineers released a draft report and opened the public comment period for their Coastal Storm Risk Management Feasibility Study."
The Army Corps of Engineers' draft Boston Coastal Storm Risk Management study proposes more than 20 floodwalls, berms and floodgates along 16 miles of the city's 47-mile coastline, roughly $10 billion of work it says would prevent $41 billion in flood damage.
$10B
0.53

Stated as fact, per WBUR^[1] (24 Jun 2025): "Hottest June day ever: Boston reached 102 degrees Tuesday" - Tuesday being 24 June 2025.

Start: Jun 24, 202590% CONFIDENCEfrom the source

Boston Hits 102 Degrees, Its Hottest June Day on Record

Logan Airport reached 102 degrees on 24 June 2025, beating Boston's 100-degree June record from 2021, 1952 and 1925, with a heat index near 110. It fell just 2 degrees short of the city's all-time high of 104, set on 4 July 1911.

Boston reached 102 degrees on Tuesday 24 June 2025, topping its previous June record of 100 degrees set in 2021, 1952 and 1925^[1]
It stayed short of the city's all-time record of 104 degrees, set on 4 July 1911^[1]
Dew points in the mid-70s pushed the heat index to around 110 degrees, and the day made the heat wave official after Boston hit 94 on the Sunday^[1]
At Logan Airport the day also shattered the daily record of 95 degrees set in 2013^[3]
Boston 25's review of 2025 called it the most significant record of the year, the city's hottest temperature ever measured in June^[2]
The MBTA warned trains might run at reduced speeds to protect heat-stressed track, and adjusted sagging overhead wires^[4]

@ClimateDesk

References 486% CONFIDENCE

The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.

[1]90%
wbur.org/news/2025/06/24/boston-heatwave-100-degrees
wbur.org· Posted Sep 24, 2026· Starts Jun 24, 2025 ✓· 59% of score
Stated as fact, per WBUR (24 Jun 2025): "Hottest June day ever: Boston reached 102 degrees Tuesday" - Tuesday being 24 June 2025.
[2]85%
Boston's 2025 weather year in review
boston25news.com· Published Jan 3, 2026· 21% of score
Boston 25's year review confirms the final figure: on 24 June the temperature reached 102 degrees, the city's hottest ever in June and 2 degrees shy of the all-time 104.^[1]
[3]80%
Boston hits 101, a record for June - and the heat wave will continue for some Wed.
nbcboston.com· Published Jun 24, 2025· 10% of score
NBC Boston's same-day report: Logan broke the June record (100 in 2021, 1952, 1925) and the daily record of 95 from 2013; its headline figure of 101 was the reading at time of writing, later 102.
[4]72%
MBTA Prepares for Extreme Heat
mbta.com· Published Jun 23, 2025· 10% of score
The MBTA's own notice for the 23-24 June heat: reduced train speeds for heat-stressed track, crews on standby, overhead wire adjustments.

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Something missing or wrong? Say it in your own words: a link that backs this pin up, a different start or end date and why, or a fact it lacks or gets wrong. The AI checks it against this pin's sources, searches for better ones, and adds any page that backs you up. The pin's own sources still count most.

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1Boston Hits 102 Degrees, Its Hottest June Day on Record

Weather09/24/2026@ClimateDesk
Las Vegas Sets 12 Straight Days of Record March Heat, Peaking at 98°F
Harry Reid International Airport, 5757 Wayne Newton Boulevard, Las Vegas, NV 89119National Weather Service
03/18/2026 - 03/29/2026CONFIRMED 85% CONFIDENCE190 days agoReview-Journal^[2][4] (2 April 2026), quoting NWS data: 'Starting March 18, Las Vegas experienced 12 consecutive days of record heat. The streak ended March 30, when Reid hit 88'; FOX5's review: 'topping out at 98°F on Wednesday, March 25'.
From 18 March 2026 Harry Reid International Airport set daily heat records 12 days running, broke the all-time March high of 93°F five times and peaked at 98°F on 25 March, in a month that averaged 73°F, 12.2°F above normal, with no rain.
0.64
Weather09/21/2026@ClimateDesk
The 2003 Heat Wave Kills More Than 70,000 Europeans
Paris, France
08/01/2003 - 08/31/2003ESTIMATED 70% CONFIDENCE23.1 years agoThe source^[1] gives months, not days — "The predominant heat was recorded in July and August" — with one firm peak: "1 August 2003 was the hottest day in centuries, with night temperatures well above 30 C". The pin covers August, the month the source's own statistics section is built around.
Europe had its hottest summer since at least 1540, with night temperatures staying above 30C and eight consecutive days over 40C in Auxerre. The death toll has been estimated at more than 70,000.
0.61
Weather09/24/2026@ClimateDesk
Blizzard of 2026 Buries Boston Under 17 Inches of Snow
National Weather ServiceLogan International Airport, 1, Harborside Drive, East Boston, Boston, Suffolk County, Massachusetts, 02128, United States
Starts 02/23/2026CONFIRMED 82% CONFIDENCE213 days agoStated as fact, per CBS Boston: "The Blizzard of 2026 left more than three feet of snow in parts of Massachusetts Monday" (Monday 23 February 2026, the article titled "from Blizzard of February 23, 2026").^[1]
The Blizzard of 2026 dropped 17.1 inches on Logan Airport on 23 February 2026 and more than three feet on parts of southeastern Massachusetts, with a 68 mph gust at Logan and Boston's first blizzard warning since January 2022.
0.59
Climate09/24/2026@ClimateDesk
Boston's Tighter Building-Emissions Limits Take Effect in 2030
City of BostonBoston City Hall, 1, Congress Street, Government Center/Faneuil Hall, Downtown, Boston, Suffolk County, Massachusetts, 02201, United States
01/01/2030 - 12/31/2034SCHEDULED 83% CONFIDENCEin 3.3 yearsSet in law, per the BERDO ordinance: Table 1's "2030-2034" emissions standards, and mid-size buildings "shall not be subject to the Emissions standards until 2031, reporting for 2030 emissions"; the period ends where the 2035-2039 standards begin.^[1]
Boston's BERDO emissions limits drop by roughly 40% for offices and multifamily housing in 2030, and mid-size buildings of 20,000-35,000 sq ft or 15-34 units must comply for the first time.
0.58
Sports09/24/2026@SportDesk
129th Boston Marathon: Lokedi Sets a Course Record, Korir Wins
Boston Athletic AssociationBoston Marathon Finish Line, 665, Boylston Street, Back Bay, Boston, Suffolk County, Massachusetts, 02116, United States
Starts 04/21/2025 1:06PMCONFIRMED 85% CONFIDENCE1.4 years agoStated as firm, per the B.A.A.'s race report datelined "BOSTON (21-April)" on the 129th Boston Marathon it describes as having played out, with the first start from the B.A.A.'s race-eve media notes: "9:06 a.m. ET – Wheelchair Division – Men" (13:06 UTC, EDT).^[1]
Sharon Lokedi of Kenya won the women's race in 2:17:22, breaking the 2014 course record of 2:19:59, and John Korir won the men's race in 2:04:45 after falling in the opening meters. Marcel Hug took his eighth wheelchair title on the 250th anniversary of Patriots' Day.
0.55
Finance05/09/2023@ThePinGang
Probability for another 25bps hike in June doubled today 8.5% to 16.6%
Federal Reserve
Probability for another 25bps hike in June doubled today pic.twitter.com/OWDq1ceIEx
— Jay Cal (@Jay__Cale) May 8, 2023

Starts 05/08/2023 UNVERIFIED 25% CONFIDENCE3.4 years ago
Tweet from @Jay__Cale (8 May 2023): the market-implied probability of another 25bps Fed rate hike in June doubled in a day, from 8.5% to 16.6%.
0.55
Music09/24/2026@MusicDesk
Boston Calling Returns After Its 2026 Gap Year
C3 PresentsHarvard Athletic Complex, South Campus Drive, Barry's Corner, Allston, Boston, Suffolk County, Massachusetts, 02163, United States
06/04/2027 - 06/06/2027SCHEDULED 76% CONFIDENCEin 253 daysGiven as scheduled on the festival's own site: "Boston Calling^[1] Music Festival | Boston, MA | June 4 - 6, 2027 ... SEE YOU IN 2027", matching the organisers' post quoted by Boston.com^[3]: "an exciting return on a new weekend: June 4-6, 2027."
New England's largest music festival comes back to the Harvard Athletic Complex on 4-6 June 2027, a new weekend after years on Memorial Day, having skipped 2026. Mayor Michelle Wu linked the gap year to the strain of Boston's 250th and World Cup events.
0.54
Disaster09/24/2026@ClimateDesk
The Palisades Fire Ignites Above Pacific Palisades
Skull Rock, Temescal Ridge Trail, Los Angeles, CA 90272
Starts 01/07/2025 6:30PMCONFIRMED 91% CONFIDENCE1.7 years agoThe article says the fire 'was first reported at about 10:30 a.m. PST on January 7, 2025', and CAL FIRE's incident page gives 'Date Started 01/07/2025 10:30 AM' - 18:30 UTC.^[1]
Reported at about 10:30 a.m. in the Santa Monica Mountains during a Santa Ana windstorm, the fire burned 23,448 acres through Pacific Palisades, Topanga and Malibu, destroyed 6,845 structures and killed 12 people.
0.54
Climate09/24/2026@ClimateDesk
Army Corps Sends Boston's Final Flood-Protection Study to Congress
United States Army Corps of EngineersBoston City Hall, 1, Congress Street, Government Center/Faneuil Hall, Downtown, Boston, Suffolk County, Massachusetts, 02201, United States
Starts 12/31/2028ESTIMATED 74% CONFIDENCEin 2.3 yearsYear only, per boston.gov^[1][2][3]'s plan summary: "The final version goes to Congress in 2028" - taken as the year's last day; the Mayor's release says the study is "projected to be completed by 2028".
The Army Corps of Engineers expects to finish its Boston coastal flood study and send the final report to Congress in 2028, the step that lets the city seek up to 65% federal funding for about $10 billion of floodwalls, berms and floodgates.
0.54
Architecture09/20/2026@BuildDesk
Florida's First Supertall Tops Out on Biscayne Boulevard
300 Biscayne Boulevard, Miami, FL 33132Property Markets Group
Starts 12/01/2026ESTIMATED 50% CONFIDENCEin 68 daysWikipedia^[1] says construction "began in late 2022 and is expected to top out in 2026"; the developers' August 2026 update narrows that to winter 2026, a season rather than a day.
The Waldorf Astoria Hotel and Residences Miami - nine stacked and cantilevered glass cubes holding nearly 100 storeys of condominiums and a 205-room hotel - is expected to reach its full 1,049 feet, making it the tallest building in Florida and the southern United States. Its superstructure passed level 85 and started the ninth and final cube in August 2026; delivery of the finished tower is set for 2028.
0.53
Sports09/24/2026@SportDesk
The 131st Boston Marathon Runs on Patriots' Day 2027
Boston Marathon Finish Line, 665, Boylston Street, Back Bay, Boston, Suffolk County, Massachusetts, 02116, United StatesBoston Athletic Association
Starts 04/19/2027SCHEDULED 85% CONFIDENCEin 207 daysGiven as scheduled on the B.A.A.'s Boston Marathon page: "Boston Marathon Apr 19th, 2027 ... 131st BOSTON MARATHON PRESENTED BY BANK OF AMERICA ... 30,000 participants will race on Patriots' Day"; no start times have been published yet.^[1]
About 30,000 runners are due to race from Hopkinton to Boylston Street on Monday 19 April 2027, after a record 33,656 qualifiers applied for places. It is the first Boston Marathon with a random draw for about 1,000 qualifiers who miss the cut-off time.
0.53
Climate09/24/2026@ClimateDesk
Army Corps Unveils $10 Billion Plan to Wall Off Boston's Coast
United States Army Corps of EngineersBoston City Hall, 1, Congress Street, Government Center/Faneuil Hall, Downtown, Boston, Suffolk County, Massachusetts, 02201, United States
Starts 07/24/2026CONFIRMED 85% CONFIDENCE62 days agoStated as fact, per boston.gov^[1][4][5]'s USACE partnership page: "On July 24, 2026, the U.S. Army Corps of Engineers released a draft report and opened the public comment period for their Coastal Storm Risk Management Feasibility Study."
The Army Corps of Engineers' draft Boston Coastal Storm Risk Management study proposes more than 20 floodwalls, berms and floodgates along 16 miles of the city's 47-mile coastline, roughly $10 billion of work it says would prevent $41 billion in flood damage.
$10B
0.53

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