In order for an alert to come across your devices, the NWS has to issue a warning that has a process attached to it.

Just like for tornadoes and severe thunderstorms, the NWS issues both extreme heat warnings and extreme heat watches. An extreme heat warning is issued when extremely dangerous heat is happening ...

With a watch, confidence is medium. In other words, snow is possible. At 36 hours, the Watch can be upgraded to a Winter Weather Advisory or a Winter Storm Warning.

Weather: Wind advisory for Friday A wind advisory will be in effect from noon to 6 p.m. Friday, Gusts could reach 50 mph. There will be a few afternoon showers.

Cold weather advisory from 10pm Wednesday - 10am Thursday. Wind chills to -20.

Weather What is a Fire Weather Warning? There are a couple of fire-related advisories that may be issued by the National Weather Service, in conjunction with state and federal forestry officials.

Winter storm watch, winter storm warning or a winter weather advisory? What does this mean, and how do they differ?

And when would the National Weather Service (NWS) issue one? A Heat Advisory is issued when high temperatures create a moderate to major risk of heat-related illness in the impacted area.

As the winds howl, the snow flies and the temperatures drop, the National Weather Service issues various alerts for wintry weather.

Iowa is under a winter weather advisory for freezing rain on Saturday. Some counties will see an ice storm warning with more accumulation.

The National Weather Service has issued heat advisories, and excessive heat watches and warnings for counties in Ohio.

What is a heat advisory? The National Weather Service is responsible for issuing heat advisories and excessive heat warnings and watches.