iH8Sn0w has just tweeted that a new version of snowbreeze (version 2.8b1) was just released to the public to jailbreak iOS 5 firmware which is Windows only  which will jailbreak iOS 5 Beta on iPhone, iPod Touch and iPad. This iOS 5 jailbreak is also tethered like redsnow. Meaning that every time you reboot your iDevice you will need to run iBooty or a similar booting utility like redsnow.

snowbreeze 2.8b1 Supports :
* iPhone 3GS
* iPhone 4 (GSM)
* iPhone 4 (CDMA)
* iPod Touch 3G
* iPod Touch 4
* iPad 1G

Download : snowbreeze 2.8b1
Download : iOS 5 without a developer account
Tutorial : Jailbreak iOS 5 Using snowbreeze 2.8b1 (Windows) [How To] 

Warning : Unlockers and those preserving thier unlockable basebands should STAY AWAY from this jailbreak. You will very likely lose your unlockable baseband if you try to install iOS 5. Also, this version of snowbreeze does not add afc2 or hacktivate to prevent users from removing the UDID check after jailbreaking.

If you are going to be jailbreak the iOS 5 firmware with snowbreeze 2.8b1, let us know in the comments section below.