Below are the totals for Bay Area locations for the seven days from Jan. 31 through Feb. 6. The National Weather Service ...

Let’s talk about data. Just the facts. These data are information gathered by satellites, instruments on the ground (thermometers, wind speed gauges, etc.), lasers and the many other ways humans use ...

Sometimes, graphs may be combined together. For example, a climate graph and a flood hydrograph both present data using a bar chart and a line graph in a single graph. Although these graphs can ...

Choosing the right graph is very important. Bar charts and line graphs can be combined. Climate graphs are an example of this. The x-axis shows the months of the year and there are two y-axes to ...