Category Archives: Institiutions

HadSST4 and knock on effects

Posted on August 3, 2019 by Clive Best

The new version of the HadSST4 has reassigned ship based  measurements from before WW II  into the early 1990s. Bias adjustments depend on the fraction of measurements using wooden or canvas buckets and engine room intakes (ERI), which are partly … Continue reading →

Posted in AGW, Climate Change, climate science, CRU, UK Met Office | Tagged | 15 Comments

GHCN V4 warming (updated 2/8)

Posted on July 31, 2019 by Clive Best

In this post I investigate what has changed in global temperatures moving from GHCN-V3 to GHCN-V4, and in particular why V4 gives higher temperatures than V3  after 2000. Whenever a new temperature series is released it inevitably shows an increase … Continue reading →

Posted in AGW, Climate Change, climate science, NOAA | Tagged , | 15 Comments

June Global Temperature falls 0.04C

Posted on July 27, 2019 by Clive Best

The global averaged surface temperature for June 2019 was 0.62C using my spherical triangulation method merging GHCNV3 with HadSST3. This is a further drop of 0.04C from May 2018. The discrepancy with GHCNV4 is however growing. V4C calculated in exactly … Continue reading →

Posted in AGW, Climate Change, climate science, NOAA | Tagged | 3 Comments