Snow, cold, in Saudi Arabia: "worst in 30 years"

According to wire reports, temperatures reached their lowest point in 30 years, reaching to -2°C in the capital, Riyadh, and to -6°C in mountainous regions blanketed by snow.  At least…

How not to measure temperature, part 50. How to make a rural station "urban"

One of the things that happens when your work becomes well known is that people send you things to look at. Such is the case for today’s subject. Here we…

Increased Nacreous Clouds: A sign of colder upper air temperatures

This from www.Spaceweather.com As January comes to an end, sky watchers in Scandinavia are recovering from a veritable storm of nacreous clouds. After mid-month, hardly a night went by without…

Spencer Part2: More CO2 Peculiarities – The C13/C12 Isotope Ratio

NOTE: This post is the second in the series from Dr. Roy Spencer of the National Space Science and Technology Center at University of Alabama, Huntsville. The first, made last Friday,…

How not to measure temperature, part 49. Alaska's COOP Stations

Earlier I wrote up an essay on the NOAA climate station at Cordova, AK. Click thumbnail at left for a larger image.     This station was directly next to the village diesel power plant.…

UPDATED: Roy Spencer on how Oceans are Driving CO2

NOTE: Earlier today I posted a paper from Joe D’Aleo on how he has found strong correlations between the oceans multidecadal oscillations, PDO and AMO, and surface temperature, followed by…

Warming Trend: PDO And Solar Correlate Better Than CO2

Note: This is my analysis of a new paper by Joe D’Aleo, I’ve tried to simplify and explain certain terms where possible so that  it can reach the broadest audience…

How not to measure temperature, part 48. NOAA cites errors with Baltimore's Rooftop USHCN Station

I happened across a NOAA internal training manual a couple of weeks ago that contained a photo of a USHCN official climate station that I thought I’d never get a photo…

Public Service Announcement: Stroke Recognition

A friend from my coffee group sent this about recognizing the signs of a stroke and encouraged me to post it and spread the word. I checked it out to…

The Climate Change and Wine Conference

From the days of Wine and Gore department: The Second annual Climate Change and Wine Conference is scheduled for Feburary 15th and 16th in Madrid, Spain. Al Gore will be…

Surprise! There's an active volcano under Antarctic ice

Above: Mt Erebus, which was previously the only active volcano in Antarctica picture by Sean Brocklesby It seems that we still don’t know everything there is to know about our earth-climate…

Guest Weblog: Ben Herman Of The University Of Arizona – Maximum Temperature Trends and the HO83

HO83 ASOS Hygrothermometer (temperature/dewpoint sensor) Note: This was originally posted on Dr. Roger Pielke Sr’s blog Climate Science at www.climatescience.org I’m reposting it here since we’ve had a number of posts on…

A weeks worth of data from my new MMTS unit

Last week you may recall that I posted about my new self contained MMTS unit that I’m experimenting with as a possible replacement of as a check system for NOAA’s…

How not to measure temperature, part 47

Ajo, AZ USHCN Station photographed by Bob Thompson But wait, theres more: I’ve posted about stations that had proximity to a/c units before, but this one is of particular interest…

CBS News to preempt 60 Minutes for global warming special Sunday Jan 20th

This was originally called “CBS News Presents: Global Warming: The Melting Ice Caps” at the CBS affililiates resource site they call it “CBS News Presents: The Age of Warming” for…

Top Ten Science Based Predictions that didn't come true.

There’s an article in the New York Times pushing a something called “the five stages of climate grief” done by a professor at the University of Montana. This got me…

Mercury revealed

Click on image to enlarge. Given its proximity to the sun, Mercury is one of the more difficult planets to image. Before today, maps of the planet Mercury were mostly…

Pielke Climate Science Weblog Moved and Restored – note new URL

Over the last week, Dr. Roger Pielke’s Climate Science weblog has had several technical issues related to keeping a very old version of WordPress running. The website has been down…

Yet another thing to avoid

At ShopRite supermarkets in the eastern US, Microsoft will be rolling out computerized shopping carts that will stream video ads based on where you are in the store and present instant…

A typical day in the Stevenson Screen Paint Test

Experiment config on July 13th. The screens were subsequently moved further apart. Note aspirated air temperature reference in forground. I’ve been sorting through some of the data, and have found many…

Stevenson Screen Paint Test Plot

I’m working on analyzing and plotting the data from my paint test of Bare Wood -vs- Latex-vs- Whitewash this weekend. The dataset is huge due to me taking samples every…

Making NOAA's MMTS wireless

This is a custom wireless MMTS with internal data logger that I built, view from my backyard. NOTE: yes I know it is not the best placement, this is just…

Happy Birthday Kristen Byrnes

You may remember earlier this year a web site emerged called “Ponder the Maunder” in which a 15 year old high school student named Kristen Byrnes turned quite a few…

Inside the ASOS HO83 Temp/dewpoint sensor

HO83 ASOS Hygrothermometer (temperature/dewpoint sensor) Much has been written about problems with artificially high temperature readings due to the HO83 aspirated air temperature/dewpoint temperature sensor used on NOAA Automated Surface…