weather-based water level, issue

[takezo]

hi ,

I'm getting next error with this plugins:

Skipped wundergound data because of a parsing error for today

Using 9 days of information.
Water needed (9 days): 38.3mm
Total rainfall       : 0.0mm
_______________________________-
Irrigation needed    : 38.3mm
Weather Adjustment   : 106.4%




Someone know what means..??

THANKS!!