DAVIS Vantage Pro Console - Manual (Page 34)

3. Using Your Weather Station
Clearing Weather Variables
To clear a single weather variable:
1. Select the weather variable.
See “Selecting Weather Variables” on page 20.
2. Press and release 2ND, then press and hold CLEAR.
The variable you’ve chosen will blink. Keep holding the key until the value
changes to zero or, in the case of the barometer, the raw barometer value.
Clear All Command
This command clears all stored high and low weather data including monthly
and yearly highs and lows and clears alarm settings all at once:
1. Press the WIND key on the console.
2. Press the 2ND key, then press and hold the CLEAR key for at least six
seconds.
3. Release the CLEAR key when you see the following message displayed
at the bottom of the console’s screen: “CLEARING NOW”.
You can clear the following weather variables:
Barometer
Clearing the barometer value clears (a) any pressure offset used to calibrate
the station, and (b) the elevation entry.
Daily rain
Clearing the daily rain value will be reflected in the daily rain total, the last 15
minutes of rain, the last three hours of rain sent to the forecast algorithm, the
umbrella icon, and the monthly and yearly rain totals.
Clear the daily rain total to correct if your station accidentally recorded rain
when the ISS was installed.
Monthly rain
Clears the monthly rain total. Does not affect yearly rain total.
Yearly rain
Clears the yearly rain total.
Wind
Clears the wind direction calibration.
Daily ET
Clears daily ET and subtracts the old daily ET total from the monthly and
yearly ET totals.