New for version 2.2:

• Short state list now included with cancellation notices.
• Short state list now included on the e-mail list.
• Subject lines on the e-mail list shortened.
• When a watch is expired, it is now announced on Twitter (with short state list).
• When the bot affirms the likelihood of a convective watch, the mesoscale discussion that prompted the tweet is cited.

Follow @weatherwatches on Twitter.