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Volcanoes: How to Measure...
How do we determine the explosiveness of a volcanic eruption? Traditionally, the
Volcanic Explosivity Index
(VEI) helps us measure volcano activity in order...
Free Almanac Newsletters
Weather, sky watch, gardening, recipes, good deals, and everyday advice!
How Weather Affects History
Here are five big moments in history that were shaped and affected by the weather. Weather affects...
Duel in the Pacific
It’s the fight of the century (or at least the year)! The winner decides where we have winter...
long range weather Predictions for October 2016
Here is our October monthly snapshot of the U.S. and Canadian Weather forecasts. Keep in mind that...
Mushroom Cloud of Doom?
Does this cloud look like a mushroom in the sky? It appeared over Russia last month and had locals...
Where Do Hurricanes Strike?
As this busy hurricane season reaches its halfway point, it would be nice to know—where do...
Hooray for the Oldest Continuously Published Periodical in America
The Old Farmer’s Almanac is 225 years old this month. So maybe it’s time for Editor-in-Chief Jud...
Blog: Signs of Autumn
It’s my favorite time of year again. Autumn is in the air. What signs of the seasons do you observe...
Herds of Hurricanes, Troops of Typhoons
Why do hurricanes like to bunch up? If one’s coming, get prepared for more. Hurricanes are social...
Teleconnections and Oscillations
Sometimes there is a change in Earth’s atmosphere or oceans that disrupts typical weather patterns...
long range weather Predictions for September 2016
Here is our September monthly snapshot of the U.S. and Canadian Weather forecasts. Keep in mind...
Low Solar Activity and Other Weather Factors
Low solar activity usually leads to cooler weather, but other historical trends and factors like El...
2017 U.S. Weather Forecast—Janice Stillman
What’s in store for winter 2016–2017? Editor Janice Stillman gives some highlights. Order your copy...
The Double-Decker River hits Louisiana
As Louisiana, East Texas and the Midwest floundered in floods, satellites showed a startling...
Predicting Snow for the Summer of 1816
Here’s a peculiar prediction: Legend says that a July forecast of “rain, hail, and snow” mistakenly...
Shifting Clouds: Retreating Toward the Poles
Recent satellite data shows that clouds have been retreating toward the poles, and that they’re...
Weather Folklore: The Shepherd's Barometer
Here are some ways to judge the weather, grounded on 50 years’ experience and observations by an...
Flash of Light in the Night Sky
We’re never too surprised when the night sky has a sudden flash. Sometimes it’s late-summer...
long range weather Predictions for August 2016
Here is our August monthly snapshot of the U.S. and Canadian Weather forecasts. Keep in mind that...
What is a Heat Index Chart?
What is a heat index chart? How do we stay safe in summer heat? Here’s some helpful advice. As the...
Lightning Bolts: Types of Lightning
During the summer thunderstorm season, not all of the fireworks you see are manmade. The skies will...
A Wintery Summer: Snow In July
You might not believe it, but it snowed in four states this July! While summer snow in Alaska is...
Lightning Storms: 7 Safety Tips
I love watching lightning—nature’s light shows—but, yes, it can be dangerous. Here’s some...
La Nada: A Whole Lot of Nothing
Welcome to a whole lot of Nothing, or La Nada, a climate phenomenon that causes relatively normal...
What is a Heat Wave
What is a heat wave? In July, we are all about heat during the scorching month of July. After you...
How are Hurricanes Measured?
Welcome to “Weather Wit and Wisdom” for September. Each month, we present a weather history fact, a...
Falling Leaves: Sign of Winter?
Each month, we offer up a dose of weather history, a weather Q&A, and lore. This month’s...
Houseflies and Rain
Each month, we offer a short video with a dose of weather history, a weather Q&A, and weather...
What is Thundersnow
This week’s question: Why does it sometimes thunder during a snowstorm? This is called thundersnow...
Too Cold for Snow?
This month’s question: Can it ever be too cold to snow? Join us for a weather history, facts, and ...
Can Animals Predict Weather?
This week’s question: Can animals predict the weather? Join us for weather history, facts, and ...
Why is March So Windy?
This month’s question: Why does March tend to be so windy? Find out! Play short video. Enjoy more...
Where to Look for Rainbows
This month’s question: Where is the best place to find a rainbow? Enjoy our short video with...
Snow Poor Man's Fertilizer
Each month, we share a reader’s weather question–and answer it! This month, the question is: Why is...
Summer Solstice Facts
Enjoy this short video about the Summer Solstice, the first day of summer—and find out why the...
What is a Dust Devil?
What is a dust devil? Whirling dust devils form through a different mechanism than tornadoes. Learn...
Why Windows Fog Up in Winter?
Why do windows get condensation and fog up in the winter? Get the answer in this short weather ...
What Color is the Sun
Ever heard of a blue Sun? What causes red sunsets? Let’s chat about the colors of the Sun. Find...
Shortest Days of the Year
December brings the shortest days of the year. Why aren’t the shortest days also the coldest days? ...
Summer Heat Wave of 1936
Eighty years ago as of July 2016, a blistering heat wave hit the eastern seaboard. We may complain...
long range weather Forecasts for July 2016
Here is our July monthly snapshot of the U.S. and Canadian Weather forecasts. Keep in mind that...
Cricket Chirps Temperature
In this video, we explain how you can tell the temperature by the chirps of a cricket. Enjoy—and...
No Two Snowflakes Are Alike
Can two snowflakes be alike? Why are most snowflakes different? Find out! Enjoy our short Weather...
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