Is Wunderground broken ish?

mine has started filling the logs with the following

2017-11-08 08:16:40 WARNING (MainThread) [homeassistant.components.sensor.wunderground] Failed to parse response from WU API: list index out of range
2017-11-08 08:16:40 WARNING (MainThread) [homeassistant.components.sensor.wunderground] Failed to parse response from WU API: list index out of range
2017-11-08 08:16:40 WARNING (MainThread) [homeassistant.components.sensor.wunderground] Failed to parse response from WU API: list index out of range
2017-11-08 08:16:40 WARNING (MainThread) [homeassistant.components.sensor.wunderground] Failed to parse response from WU API: list index out of range

config is

  - platform: wunderground
    api_key: xxx
    pws_id: xxx
    monitored_conditions:
      - temp_c
      - precip_1hr_string
      - precip_1hr_metric
      - precip_today_metric
      - precip_1hr_string
      - precip_1d
      - wind_mph
      - pressure_mb
      - pressure_trend
      - observation_time
      - alerts
      - wind_gust_mph
      - weather_1h

has been a few days now, this was on 0.56 and now with 0.57.2

any idea please?

Cheers
Mark

Thereā€™s work in progress on wunderground.