MOBILE, Ala. (WKRG) – Learn how to make your own weather chart so you can give the weather from home! Once you make your own, send the News 5 First Alert Storm Team a video of you doing the ...

It is based on a database compiled by Accuweather, a weather forecasting media company. Here are highlights from the 2015 data, and a look at how the chart has evolved over the past 37 previous years.

For example, the NWS says if it's 96 outside and the humidity is 65%, the heat index temperature is 121 degrees. That falls in the orange zone of the chart, indicating a dangerous temperature.

In the example below the date tells you the likely weather conditions of a high pressure system. Synoptic chart for 14 November 2020 Synoptic charts often have weather circles shown on them.

Example: [Collected via e-mail, June 2005] Check out the wind swath map on the National Weather Service website. It looks like it must be a joke, yet it gives every evidence of being true.

History could help inform us, and the National Weather Service has a handy chart for it. The chart provides a historic look at temperatures and rainfall in New Orleans for Feb. 26-March 4.

For example, an anticyclone can last for two weeks whereas a depression lasts 2-3 days. Question The synoptic chart below describes the likely weather conditions in Glasgow (G) and Lyon (L).