How accurate are weather forecasts?

How accurate are weather forecasts?

How accurate are weather forecasts? Image: NOAA In general, weather forecasts are getting better, due to improvements in computer

What are growing degree days?

What are growing degree days?

What are growing degree days? The Growing Degree Day, or GDD, is a heat index that can be used to predict when a crop will reach

Is humid air heavier than dry air?

Is humid air heavier than dry air?

Is humid air “heavier” than dry air? Hit a home run! Broadcasters of baseball games in mid-summer commonly suggest that the air

Why are clouds white?

Why are clouds white?

Why are clouds white? Photograph of Cumulus clouds in fair weather taken by Michael Jastremsk Clouds are made of water and clean water

Do tides and seiches occur on lakes?

Do tides and seiches occur on lakes?

Do tides and seiches occur on lakes? NOAA Tides are changes in water level caused by the gravitational pull on water by the moon and,

Are raindrops tear-shaped?

Are raindrops tear-shaped?

While some cartoons and some science diagrams draw raindrops in that shape, raindrops are neither tear-shaped nor spherical. Due to the More »

What is the cause of strong winds?

What is the cause of strong winds?

What is the cause of strong winds? Photo: wwwuppertal The wind is simply air in motion, flowing from high atmospheric pressures to low

What is the dewpoint temperature?

What is the dewpoint temperature?

What is the dewpoint temperature? Dew on evergreens, by Michael Theberge at NOAA Think of a morning when you walked on a grass lawn or