Monthly Archives: December 2008

>Nighttime Marine Air Temperature

>INTRODUCTION Historical Marine Air Temperature data are also available from the KNMI Climate Explorer website.http://climexp.knmi.nl/selectfield_obs.cgi?someone@somewhere It’s most commonly referred to as Nighttime Marine Air Temperature (NMAT). The data presented in this post is the Met Office Historical Marine Air Temperature, … Continue reading

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>Ocean Cloud Cover Data

>The KNMI Climate Explorer webpages contain a wealth of data. The start page is here:http://climexp.knmi.nl/start.cgi?someone@somewhereThe Monthly Observation data selection page is here:http://climexp.knmi.nl/selectfield_obs.cgi?someone@somewhere Included are Cloud Cover data sets from CRU, ICOADS, and ISCCP. This post provides graphs of Ocean Cloud … Continue reading

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>Tropical Cloud Variability

>While investigating an entirely different topic, I ran across the June 25, 2005 presentation by Joel Norris of the Scripps Institute of Oceanography titled “Multidecadal Tropical Cloud Variability in Observations and GCMs”. It highlights the capabilities (or lack thereof) of … Continue reading

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>Happy Holidays

>I should resume posting again on Friday or Saturday. Enjoy your Holidays. Regards, Bob Tisdale

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>The Indo-Pacific Warm Pool Index

>INTRODUCTION I will be using the Indo-Pacific Warm Pool Index (IPWPI) in an upcoming post and I wanted to introduce it beforehand. The IPWPI is defined as the average monthly SST for the Indo-Pacific Warm Pool greater than or equal … Continue reading

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>The Lingering Effects of the 1997/98 El Nino

>A New Film UPDATE – I removed the Blogger version of the video and imbedded the YouTube version. ########## This film, my second, presents observations about the lingering effects of the 1997/98 El Nino. Its backbone is the animation of … Continue reading

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>NINO3.4 Data Comparison–HADSST and ERSST.v3

>In a prior post NINO3.4 Data Comparison – HADSST and ERSST.v2, I illustrated the difference between the HADSST and ERSST.v2 versions of NINO3.4 data. As a follow up to that post, the paper “Improvements to NOAA’s Historical Merged Land–Ocean Surface … Continue reading

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>Sea Level Data: Global and Indian, Atlantic, and Pacific Oceans

>INTRODUCTION This post presents graphs of raw, smoothed, and annualized sea level data for Global, Indian Ocean, Atlantic Ocean, and Pacific Ocean data sets. The recently updated data is available through the University of Colorado at Boulder. Here’s a link … Continue reading

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>Does Anyone Recall Any Other Data Sets with Curves of this Same Basic Shape?

>This is quick post about an unusual similarity between the curves of two entirely different data sets. The Armagh Observatory has numerous data sets unique to their location. One such data set is the hours of sunshine from 1880 to … Continue reading

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>The Step Change in HADSST Data After the 1997/98 El Nino

>When compared to the ERSST.v2, ERSST.v3b, and OI.v2 SST data sets (Figures 1, 2, and 3), there is a significant step in the HADSST global SST anomalies after the 1997/98 El Nino event. I’ve noted this in comments on numerous … Continue reading

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