Add punctuation: In the afternoon clouds with local rain will dominate Morning temperatures will be around 12 C During the day they will reach a maximum of 17 C Low temperatures at night will be around 8C Southwesterly winds are weak
A: In the afternoon clouds with local rain will dominate. Morning temperatures will be around 12 C. During the day they will reach a maximum of 17 C. Low temperatures at night will be around 8C. Southwesterly winds are weak.

Add punctuation: After several weeks of headache and conflicting sources I have come to the conclusion that its best to ignore Massmann
A: After several weeks of headache and conflicting sources, I have come to the conclusion that it's best to ignore Massmann.

Add punctuation: Features enables you to remove Windows Features such as Windows Media Player Telnet Client and Server Work Folders or Windows Search from being included on the install media
A:
Features enables you to remove Windows Features such as Windows Media Player, Telnet Client and Server, Work Folders, or Windows Search from being included on the install media.