NOAA Confirm Heatwaves Are Declining In California

I have often published official graphs of individual stations, which show that heatwaves in California were more intense in the past. These run contra to NOAA’s official temperature record shown…

Media hypes new 130°F Death Valley Temperature – but it’s still short of the 134°F all-time record

On Sunday, August 16th the National Weather Service in Las Vegas, Nevada sent out a Tweet highlighting a new maximum daily temperature of 130°F in Death Valley: Predictably, the media jumped on…

HKU marine biologist and international team unveil impacts of heatwave on reef fishes

The University of Hong Kong The marine heatwave of 2016 was one of longest and hottest thermal anomalies recorded on the Great Barrier Reef in Australia, influencing multiple species of…

The Gestalt of Heat Waves

guest post by Clyde Spencer Abstract Tmax and Tmin time-series are examined to look for historical, empirical evidence to support the claim that heat waves will become more frequent, of…

Heat Wave Hysteria? The Truth Shall Set You Free

Reposted from WeatherFacts By Chris Martz | July 20, 2019 Follow @ChrisMartzWX We’ve made it to mid-July and we are just now having our first major heat wave of the…

Was the Anchorage all-time temperature record aided by airport growth?

It sure seems that way. Yesterday, NWS Anchorage trumpeted these headlines: Here is the official report. [language removed – I accidentally conflated the all-time record high with daily high -Anthony]…

France’s new ‘hottest recorded temperature ever’ is in question – guess where it was measured?

Ian Duncan writes on Facebook: ‘France has its hottest recorded temperature ever’. But they don’t mention that where it was recorded was next to a concrete drain, and a steel…

How Cold Air Caused a Heatwave

Guest Post from Jim Steele From What’s Natural? Column published in Pacifica Tribune June 26, 2019 I was recently asked if the record June 2019 heat in the San Francisco…

Predicting heat waves? Look half a world away

When thunderstorms brew over the tropics, California heat wave soon to follow University of California – Davis When heavy rain falls over the Indian Ocean and Southeast Asia and the…

Science studies say heatwaves were more common in USA during the 1930’s

During the 1930s, when the atmospheric CO2 concentration was about 100 ppm lower than today (310 ppm vs. 410 ppm), United States heat waves were just as if not more…

Record temps up to 100°F expected in SoCal at start of Thanksgiving holiday

From the “cook your turkey on the asphalt while waiting in a traffic jam” department Dr Ryan Maue of Weather.us has this informative forecast: Already in the 80s in Southern…

Hottest 4th of July Records

From: WeatherNation It’s that wonderful time of year, where we all look forward to celebrating our country’s birthday while sweating over a barbeque while the sun beats on our shoulders.…

California's drought tolerant landscaping may make heat waves worse

From USC and the evapotranspiration cools locally department: Hidden, local climate impacts of drought-friendly vegetation New research by USC Viterbi researchers explores the climate impact of drought vegetation efforts To…

Study: Ocean temps predict US heat waves 50 days out

Pacific pattern often forms in advance of hot days in eastern US From the NATIONAL CENTER FOR ATMOSPHERIC RESEARCH/UNIVERSITY CORPORATION FOR ATMOSPHERIC RESEARCH BOULDER — The formation of a distinct…

Place your bets! Another hotted-up Mann-tastic modeling claim

From PENN STATE and the department of overheated, tired, rhetoric in an El Niño year, comes this ZOMG! press release from Michael Mann and company. It’s just modeling sophistry, driven by…

Oh noes! Exposure of US population to extreme heat could quadruple by mid-century

From the National Center for Atmospheric Research/University Corporation for Atmospheric Research and the Department of “ignored data in favor of modeled simulations” comes this claim from Trenberth’s mountain climate alarm…

Claim: 'global warming has been amplified in cities', ignores infrastructure increase

Heat waves becoming more prominent in urban areas, research reveals For past four decades, global warming has been amplified in cities, warns UCLA geographer From the University of California –…

Claim: If no action is taken, extreme heat waves will become the norm by the end of the century

From the Joint Research Center: Analysing heat waves – new index allows predicting their magnitude JRC scientists have developed a new index to measure the magnitude of heat waves, in…

The 'strawman' albedo effect

From ETH Zurich , something that actually makes sense. Straw albedo mitigates extreme heat Wheat fields are often tilled immediately after the crop is harvested, removing the light-coloured stubble and…

Climate Change, Heat Waves, and Adaptation

By Paul C. “Chip” Knappenberger and Patrick J. Michaels The main idea, as it is portrayed, driving the Obama administration’s pursuit of carbon dioxide regulations is that climate change is…

Which is responsible for more U.S. deaths — Excessive Heat or Excessive Cold?

Dr. Indur Goklany writes: Earlier today on WUWT in the post, UHI and Heat Related Mortality, a researcher from Arizona claims that, “Extreme heat is the leading weather-related killer in…

Australian heatwaves are nothing new

Guest essay by Viv Forbes No doubt we will hear how the current heatwaves in Australia are “unprecedented” and evidence of dangerous man-made global warming. They are neither “global” nor…

NOAA: Another 'AGW caused heat wave' is actually just natural variation

You may remember headlines like these last summer: With Blow-Out March Heat Wave, Meteorologist Masters Says ‘This is not the atmosphere I grew up with’ The 2012 Heat Wave: “Almost Like Science…

Nighttime heat waves on the increase in Pacific NW

More examples of the nighttime heat sink effect of UHI. Asphalt, concrete, bricks and other infrastructure holds the energy from daytime solar insolation and releases it at night as LWIR.…