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Watts Up With That

Roy Spencer

  • UAH Global Temperature Update for August, 2023: +0.69 deg. C
    The Version 6 global average lower tropospheric temperature (LT) anomaly for August 2023 was +0.69 deg. C departure from the 1991-2020 mean. This is a little above the July 2023 anomaly of +0.64 deg. C. The linear warming trend since January, 1979 no…
    - 21 days ago 4 Sep 23, 4:35pm -
  • Martha Stewart Exposes the Ignorance of Climate Alarmists
    Martha Stewart, the American home-and-hospitality retail businesswoman, television personality and writer, has been on a cruise around Greenland, where she had a chunk of ice (presumably calved from the Greenland ice sheet) brought aboard to provide…
    - 25 days ago 30 Aug 23, 10:16pm -
  • SITYS: Climate models do not conserve mass or energy
    See, I told you so. One of the most fundamental requirements of any physics-based model of climate change is that it must conserve mass and energy. This is partly why I (along with Danny Braswell and John Christy) have been using simple 1-dimensional…
    - 35 days ago 21 Aug 23, 2:37pm -
  • Is your comment here not appearing?…
    This is to remind folks about commenting controls here that might very well impact YOU…The post Is your comment here not appearing?… first appeared on Roy Spencer, PhD..
    - 53 days ago 2 Aug 23, 9:08pm -
  • UAH Global Temperature Update for July, 2023: +0.64 deg. C
    New Record High Temperatures and a Weird Month July 2023 was an unusual month, with sudden warmth and a few record or near-record high temperatures. Since the satellite record began in 1979, July 2023 was: These results suggest something peculiar is…
    - 54 days ago 2 Aug 23, 12:08pm -
  • Yes, Virginia, there is a Climate Crisis
    Dear Dr. Roy: I am 8 years old. Some of my little friends say there is no Climate Crisis. My Papa says, “If you see it in Dr. Roy’s climate blog, it is so.” “Please tell me the truth. Is there a Climate Crisis?“ Virginia, your little friend…
    - 69 days ago 17 Jul 23, 10:57pm -
  • The Urban Heat Island Effect in GHCN Station Temperatures: Urban Locations show Large Spurious Warming Effects
    It has been a while since I have posted progress on our DOE-funded research into the Urban Heat Island (UHI) effect in the GHCN station temperatures used to monitor land-based global warming. It should be remembered that everything I post on this sub…
    - 70 days ago 17 Jul 23, 1:32pm -
  • UAH Global Temperature Update for June, 2023: +0.38 deg. C
    The Version 6 global average lower tropospheric temperature (LT) anomaly for June 2023 was +0.38 deg. C departure from the 1991-2020 mean. This is statistically unchanged from the May 2023 anomaly of +0.37 deg. C. The linear warming trend since Janua…
    - 82 days ago 5 Jul 23, 11:21am -
  • Epic Fail in America’s Heartland: Climate Models Greatly Overestimate Corn Belt Warming
    For the last decade I’ve been providing long-range U.S. Corn Belt forecasts to a company that monitors and forecasts global grain production and market forces. My continuing theme has been, “don’t believe gloom and doom forecasts for the future…
    - 100 days ago 17 Jun 23, 6:00pm -
  • Climate fearmongering reaches stratospheric heights
    A new paper by Santer et al. provocatively entitled “Exceptional stratospheric contribution to human fingerprints on atmospheric temperature” goes where no serious climate scientist should go: it has conflated stratospheric cooling with global wa…
    - 5 Jun 23, 12:30pm -

Reddit Weather Feed

American Meteorological Society

University of Reading

Met Office

  • Supporting global resilience to weather and climate through WCSSP
    A new series of videos and a comprehensive brochure exploring the work of the Met Office managed Weather and Climate Science for Service Partnership (WCSSP) programme has been launched. These recognise the significant achievements of the programme to…
    - 4 days ago 21 Sep 23, 10:46am -
  • Unprecedented September heatwave summary
    As the weather in the UK turns increasingly Autumnal, it may already seem a distant memory that the start of September saw an unprecedented heatwave in the UK. For the first time there was a run of seven consecutive days … Continue reading →
    - 6 days ago 19 Sep 23, 11:30am -
  • What do we mean by a climate tipping point?

    - 14 days ago 11 Sep 23, 12:22pm -
  • NASA Space Apps Challenge is coming to Exeter 
    The Met Office is playing host to NASA’s International Space Apps Challenge, with participants from all walks of life invited to take part.   The Space Apps Challenge is a 48-hour global event, with teams taking part from all around the … Conti…
    - 18 days ago 7 Sep 23, 12:09pm -
  • Tropical Nights in September
    Tropical nights, where the temperature doesn’t drop below 20°C, are rare in the UK through September. There have only been a handful of occurrences in the instrumental record, and there have never been consecutive tropical nights recorded in the U…
    - 18 days ago 7 Sep 23, 11:39am -
  • Delivering transformative change to weather and climate information services in vulnerable African communities through WISER Africa
    Across East, West and Southern Africa, communities are vulnerable to weather and climate related shocks such as storms, flood and drought. These can have a significant impact on lives and livelihoods that can result in a loss of income, homes … Con…
    - 19 days ago 6 Sep 23, 9:13am -
  • Assessing changes in future water usage
    Water usage in the UK is known to be very sensitive to weather conditions with demand for water increasing in the summer if the weather is hot and dry. Peak water usage (when usage exceeds the normal baseline) can bring … Continue reading →
    - 20 days ago 5 Sep 23, 12:38pm -
  • How will cold weather affect energy demand in a changing climate?
    This month we have been exploring the topic of climate science for decision making. The UK Government’s Net Zero Strategy includes commitments related to how we decarbonise our energy supply and how we power buildings in light of our changing … C…
    - 32 days ago 24 Aug 23, 11:29am -
  • How does weather and climate impact British Wildlife? 
    This month’s Met Office climate theme is how climate science can help decision makers plan in a future, warmer climate. As well as working closely across central government departments, we have recently partnered with The Wildlife Trusts (our corpo…
    - 34 days ago 22 Aug 23, 1:05pm -
  • Hilary bringing a year’s worth of rain in a single day
    The Hollywood studios of southern California are renowned for creating dramatic storylines. But sometimes the region produces events which rival anything from a film producer’s imagination. Tropical Storm Hilary – a former hurricane – is bringi…
    - 35 days ago 21 Aug 23, 1:42pm -