Click on screenshot to zoom
Danger level 7
Type: Browser Hijackers
Common infection symptoms:
  • Hijacks homepage
  • Changes default search engine

Why have you allowed to replace your homepage, search provider, and New Tab? Have you agreed to this because you believe that this search tool is reliable and useful and because you think that the extension representing this browser hijacker – Weather Radar Forecast – is useful too? Maybe you did not give this threat the permission to take over your browser at all? Though users are informed about the changes to their browsers when they install the extension, many miss the information and let the hijacker in without understanding it. In this case, you probably want to delete this threat immediately, and you are right. But what if the search tool was let in with permission? Even if that is the case, you should remove and Weather Radar Forecast from your operating system. If you do not understand why this is important, you will find the answers to your questions in this report. If you continue having questions after reading, start a discussion in the comments section.

We have to talk about Weather Radar Forecast. This extension was created to represent the suspicious, and so it is not surprising that they both belong to the same company, Polarity Technologies Ltd. All hijackers created by it (e.g., or, have unique extensions representing them. The one discussed in this article can be downloaded from the official page,, as well as the Chrome web store. At the time of research, the add-on was offered for Mozilla Firefox and Google Chrome users, but it should be compatible with Internet Explorer too. Its purpose is very clear: It is meant to provide you with the latest weather forecast. Although that is not the only reason why this suspicious extension has been created, it provides users with easy-access links to such weather-related sites as,, and So, what is wrong with, and why should you delete it? Our research team recommends removing this hijacker because it works as an advertising tool in a silent manner too.

Have you noticed redirecting to Yahoo Search? Those who use this popular search provider as their normal search provider might not notice the change. However, when the hijacker redirects, it also injects new search results to promote sponsored content. Why is that dangerous? The parties working with the developer of the hijacker are unknown, and so interacting with the content that is promoted in such a clandestine manner is not recommended. Also, you might be putting your virtual security on the line by using because, as the Privacy Policy reveals, personal information can be tracked and even leaked. If you understand how risky that is, we are sure you understand just how important it is to delete the hijacker. Deciding whether or not you should remove it should not be difficult because Weather Radar Forecast is not useful. If you want easy access to sites providing you with weather reports, you can add them to your bookmarks bar. You should not install random extensions that do not have a good reputation.

Do you know how to delete If you think you need to be experienced to erase this threat manually, you are mistaken. This hijacker is attached to an extension, and this is what you need to focus on. If you eliminate an add-on (or, if you are using Internet Explorer, uninstall an application), you will not need to do anything else. If you are still confused, use the step-by-step guides below. Also, remember that you can contact us via the comments section. Unfortunately, most Weather Radar Forecast users will have downloaded it from an unreliable source bundled with malicious or unwanted programs. If you cannot eliminate them yourself, it is smart to install an anti-malware tool and allow it to remove along with other threats automatically. If you install this tool, you will not need to figure out how to protect your system because that will be taken care of as well. And if you manage to clear your system from unwanted programs yourself, do not forget that it is still unguarded and, therefore, vulnerable. Removal

Internet Explorer:

  1. Open the Control Panel menu and then move to Uninstall a program/Add or Remove Programs.
  2. Uninstall/Remove the undesirable application representing Weather Radar Forecast.

Mozilla Firefox:

  1. Open the browser and tap keys Ctrl+Shift+A to access the Add-ons Manager.
  2. In the menu on the left click Extensions and then Remove the add-on named Weather.

Google Chrome:

  1. Open the browser, tap keys Alt+F, move over to More Tools, and then click Extensions.
  2. Click the recycle bin icon next to Weather Radar Forecast and then select Remove.
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