v21.20 + v21.19 + v21.18 + v21.17

Added possibility of dry wiper screech or squeak sound when you use the windshield wipers on a dry windshield (for default wiper sounds).
This will work at the start of your game session before it rains. It will reset to the normal wiper sound when the windshield gets wet.

Fixed issue where wiper stick sound volume wasn't controlled by the interior sounds slider.
Reduced volume of rain sounds for more balance with other sounds.
Redone wiper sounds.
Finetuned wiper sounds.

v21.16

Added wet tire sound effect based on rain intensity for default AI traffic car sounds.

v21.15

Added variable exterior rain sound based on rain intensity.

v21.12 + v21.11

Compatibility updates for game version 1.40.
Adaptation to game version 1.40.

v21.10 + v21.9

Default wiper sound now has a rare chance of squeaking.
Possible fix for the infrequent pop at the start of the sleeper line rumble sound.

v21.8

Slight increase in thunder sound volume.

v21.7

Added extra thunder sound variants, courtesy of Kass.
Improved randomization of thunder sounds.

v21.6 + v21.5

2 new rain interior sound variants, courtesy of Darkcaptain.
Interior sound volume for rain now controlled by Interior sound slider.
Slight adjustments to rain interior sound volume.

v21.4

Better variety of thunder sounds, courtesy of Darkcaptain.
Added feature to make thunder sounds more loud at night.
Close thunder may now play before/after thunder sounds that are further away.

v21.3

Improved rain sound in the interior view.