Technoline WS 9485 Manual De Instrucciones página 26

Cloudy
Freezing or snow
Note: "Freezing or snow" is shown if the weather forecast is rainy and
outdoor temperature (any channel) under 0°C.

Frost alert: "
~ +3 °C

If there is any inconsistency of weather forecast between local weather
station and this unit, the local weather station's forecast should prevail.
The manufacture will not hold responsible for any trouble that may
come up due to wrong forecasting from this unit.
" is shown if the outdoor temperature is between -2°C
EN7
Rainy