Two different conditions

Such as snow, then rain

```
{"precipitation": {"start": {"intensity": 0.0526, "type": "snow", "chance": 0.73, "time": 1393959600}, "top": {"intensity": 0.1027, "type": "rain", "chance": 0.91, "time": 1393966800}, "endTime": 1393977600}, "temp": {"lo": {"timestamp": 1393959600, "temp": 33}, "hi": {"timestamp": 1393988400, "temp": 39}}}
```
