Glasgow, the weather is:

taps oan

Taps-Aff (Scots Vernacular) Literally "tops off." The removing of one's shirt in the event of warm weather, a phenomenon rarely seen in Glasgow. Now an expression describing good times being had.1

Antonym: Taps-Oan, "tops on".
Current Weather: Pish (Patchy rain possible)
Temperature: 27°C (80°F)

Scotland:

Glasgow's forecast:

Tuesday
13°C
24°C
Pish
Wednesday
12°C
23°C
Taps Aff
Thursday
13°C
25°C
Pish