On Comparing 30-Year “Climate Normals”

What is normal weather? One doesn’t spend much time learning about climatology before coming across a marvelous sound bite: “Climate is what you expect, weather is what you get.” The…

mRNA: Persistence Rewarded

We’ve all heard many news stories about the messenger RNA (mRNA) vaccines developed by Pfizer/BioNTech and Moderna. The stories pretty much talk about safety concerns, the new technology behind them,…

Oh my – Ivanpah meets Margaret Hamilton

I have no idea of what to make of this, except to make a quick post here. Margaret Hamilton is a computer scientist/software engineer responsible for much of the on-board…

50th Anniversary of Apollo 11 – It’s Yesterday Once More

I grew up with the space program. My first firm memory about it was staying inside during fourth grade recess to listen to Alan Shepard’s suborbital flight on a nice…

Yellowstone Eruption: More Quickly, not Sooner

Arrgh. Three days ago, a New York Times article reported: Yellowstone’s last supereruption occurred 631,000 years ago. And it’s not the planet’s only buried supervolcano. Scientists suspect that a supereruption…

AIS: An Inconvenient Rally Cry to the Troops

Last night I attended a “special event” at the local Red River Theatres, a rather nice independent movie theater in Concord NH. The event was their premiere showing of “An…

Major refresh to WUWT's Sea Ice Reference page

One of WUWT’s most read reference pages has been the Sea Ice reference page. For over a year, it could be described with one word, dreadful. The many problems included:…

40 Years Ago: Massachusetts Snags a Memorable Snowfall in May Storm

I’ve posted three times this year on historic snow storms of March and April. By the time May rolls in, it’s really tough to get a snowflake in southern New…

The 20th Anniversary of Massachusett's April Fool's Day Nor'easter

I wasn’t planning to write a series on notable springtime storms of the northeast, but I was considering writing something about this storm’s 20th anniversary. Instead, I spent much of…

Remembering the Incredible New England Snowstorms of March 1956

When I wrote my recent post The 300th Anniversary of the Great Colonial Snowcover of 1717, I didn’t realize that one of the rivals to March 1717 was relatively recent.…

The 300th Anniversary of the Great Colonial Snowcover of 1717

The recent nor’easter (blizzard to some) here in New England reminded me that I better get moving on a post here about the 300th anniversary of what was likely the…

Summer of 1816 in New Hampshire: A Tale of Two Freezes

Preface This web page was written in 2016 during the 200th anniversary of the Year without a Summer. It probably has a lot of company, it certainly does with many…

Saturday silliness stupidity, only do airplane math in Roman numerals

This is rather far off-topic, but since it has national security implications, and since it’s outrageous, I’m sure readers will want to heed the lessons in this story before you…

Sunday Silly – Please don't talk to the bus driver

Like Anthony, I get mail.  Only he gets much, much more. A few days ago, a Canadian reader sent me this photo and asked how he could display it on…

"A Lighter Shade of Gray"

Bill Gray at the ICCC9 conference at Las Vegas in 2014. In WUWT’s announcement of the passing of Dr. Gray, Phil Klotzbach commented that he and a colleague were writing…

Citizen Science "Day" – Today through May 21

When I dutifully entered my “zero day” in the CoCoRaHS database today, their Message of the Day said: The very first Citizen Science Day – Saturday, April 16th! April 16,…

Senate hearing today: John Christy, Judy Curry, Will Happer, and Mark Steyn

Roy Spencer passed on a note about this, and I figured I should post here before the event because there will be live video. And Mark Steyn. Roy understates: Ted…

OCO-2 – Orbiting Carbon Observatory 2 – the mission has released an animation

Guest essay by Ric Werme It’s been a long wait, but OCO-2 speaks! Let’s start with a timeline:

Closing on a quarter billion

Guest essay by Ric Werme As we close into the 250 millionth page view at WUWT (likely to happen in a few hours done), I’ve been thinking both back to…

1934, 2015 – A Tale of Two Februaries

In New England, we could be chanting “We’re almost #1” except we’re exhausted from February.

Is There an Equine Version of Wind Turbine Syndrome?

While not much gets past WUWT, this story from Portugal has only recently gotten some press, well after its posting in March, and I think it warrants attention here.  While…

Weather Before and After the Hurricane of 1938

This week New England is being inundated with retrospectives on the Hurricane of 1938. We have everything from a “Special Limited Edition” Weather Map Prepared by Bob Copeland, a retired…

NWS station at Corinna, Maine: same old problems, now with global impact

In Anthony’s recent post about the new snowfall records, the record high at Jal, New Mexico caught his eye. I live in New Hampshire, so the lonely red dot in…

It was the best of times, it was [will be] the worst of times.

My brother stumbled across an interesting pair of headlines today. Nothing very new, but a nice collection yin and yang. Weather vs climate. Observation vs model. Boom vs bust. First,…