As one of its daily deals, THAT Daily Deal offers this "Forecast For Tonight" T-Shirt for $9.99 with free shipping. (You can select this in-cart.) That's the lowest total price we could find for such a T-shirt by $4. It's available in sizes S to XL. Of note, it's also available in XXL for a buck more or 3XL for $2 more.
Also available is the "Forecast For Tonight" Vinyl Wall Decal for $3.99 with free shipping. That's $21 off and the lowest total price we could find. It measures 4" x 6".