0xC81318 - [word] Weather lock (by AlienX).
0xC8131C - [word] Upcoming weather.
0xC81320 - [word] Current weather.

The following values tie up with the sections in data/timecycp.dat. There are several different kinds of weathers (including underwater), and the current weather affects viewing distance, sky colour, fog intensity, and other things like that. The appearance of each weather is time-dependent too. 


Weather Values: 

0 = EXTRASUNNY_LA 
1 = SUNNY_LA 
2 = EXTRASUNNY_SMOG_LA 
3 = SUNNY_SMOG_LA 
4 = CLOUDY_LA 
5 = SUNNY_SF 
6 = EXTRASUNNY_SF 
7 = CLOUDY_SF 
8 = RAINY_SF 
9 = FOGGY_SF 
10 = SUNNY_VEGAS 
11 = EXTRASUNNY_VEGAS (heat waves) 
12 = CLOUDY_VEGAS 
13 = EXTRASUNNY_COUNTRYSIDE 
14 = SUNNY_COUNTRYSIDE 
15 = CLOUDY_COUNTRYSIDE 
16 = RAINY_COUNTRYSIDE 
17 = EXTRASUNNY_DESERT 
18 = SUNNY_DESERT 
19 = SANDSTORM_DESERT 
20 = UNDERWATER (greenish, foggy) 
21 = EXTRACOLOURS_1 (very dark, gradiented skyline, purple) Used for interiors? 
22 = EXTRACOLOURS_2 (very dark, gradiented skyline, green) Used for interiors? 

The following are not mentioned in that file, make of them what you will: 

23 to 26 = variations of pale orange 
27 to 29 = variations of fresh blue 
30 to 32 = variations of dark, cloudy, teal 
33 = dark, cloudy, brown 
34 = blue/purple, regular 
35 = dull brown 
36 to 38 = bright, foggy, orange 
39 = extremely bright 
40 to 42 = blue/purple cloudy 
43 = dark toxic clouds 
44 = black/white sky 
45 = black/purple sky 
Warning: Setting these values to anything higher will result in things like black screen, flickering, really red, etc.