Meteorologists can be taken by surprise in San Francisco. Here are some of the reasons forecasts are fickle in the city.

Summer or fall? Here's what to know about the 50-degree temperature difference Massachusetts will feel over the next week.

Space weather forecasting is decades behind Earth’s meteorology. Learn what makes auroras so unpredictable—and the real-time ...

AI is reshaping weather forecasting, giving forecasters—and businesses—critical extra time to prepare for extreme weather.

After another brutal summer, Louisiana residents face more waiting for fall weather. NOAA predicts above-normal temperatures ...

Historically, colder temperatures have played a crucial role in controlling New World screwworm’s geographical spread.

Drought expanded in September because of the lack of rain. Precipitation prospects in October are also poor. As the calendar ...

Why does a “cold front” not always bring cold air? And how do we predict prolonged changes in temperatures? Let’s talk about ...

Yes, some weather lore sounds like an old wives’ tale, but that doesn’t mean it isn’t true! Here, we separate fact from ...

The predictions that Trump alluded to in his speech last week are usually made using climate models, computer programs that ...