Rainbows are even more unique and wonderful than you imagined—these 7 prove you need to be pretty lucky to spot one. See the list.

A vortex of whirling bugs? A bugnado seems like something straight out of a sci-fi movie! See how and why they form and what to do if you see one coming your way!

We've all heard these two words and often use them interchangeably. But they're not the same! We explain how they're different and why it matters!

A volcano that spews ice? Wait until you see how, why and where these awesome wintry structures form.

You've most likely heard these pearls of "wisdom" over the years, but are they true? We bust the myths!

Learn how they form and why they're so serious.

Christmas cards and movies always depict snow-covered landscapes and falling snow. But how realistic is it to expect snow on Christmas Day? We have the answer.

Every year since 1818, we have provided long-range weather predictions that help you plan ahead. These forecasts are based on a mathematical and astronomical formula that is guided by the rules set forth by our founding editor. This formula has been altered slightly over the years, but it remains very much the same as the

As you plan your Easter activities, you'll want to know what kind of weather to expect. See what we're forecasting for the US and Canada.

For many, summer is the most anticipated season of the year. But will summer weather cooperate? Are you in our "Severe Weather Zone"? Check our forecast and maps!