34
Four Bars
Three Bars
No signal loss
Lost signal once
Table 11
6.14 Weather Forecasting
The five weather icons are Sunny, Partly Cloudy, Cloudy, Rainy, Stormy
and Snowy.
The forecast icon is based on the rate of change of barometric pressure.
Please allow at least
one month
for the weather station to learn the
barometric pressure over time.
Sunny
Partly Cloudy
Cloudy
Rainy
Snowy
Pressure
increases for
a sustained
period of
time
Pressure
increases
slightly, or
initial power up
Pressure
decreases
slightly
Pressure
decreases for
a sustained
period of
time
Pressure
decreases for a
sustained
period of time
and
temperature is
below freezing
Table 12: Weather forecasting summarization
6.14.1 Storm Alert
If there is a rapid drop in barometric pressure, the forecast icon will flash.
6.14.2 Weather Forecasting Description and Limitations
In general, if the rate of change of pressure increases, the weather is
generally improving (sunny to partly cloudy). If the rate of change of
pressure decreases, the weather is generally degrading (cloudy, rainy). If
the rate of change is relatively steady, it will read partly cloudy.
The reason the current conditions do not match the forecast icon is because
