Tool Frost Change Frequency
This tool calculates statistics about the frost change frequency either from monthly or daily minimum and maximum temperatures. In case of monthly observations these will be spline interpolated to gain a daily resolution.
- Author: O.Conrad (c) 2016
- Menu: Climate|Tools
Parameters
| | Name | Type | Identifier | Description | Constraints |
|---|
| Input | Minimum Temperature | Grid list, input | TMIN | Monthly (12) or daily (365) temperature observations. | - |
| Maximum Temperature | Grid list, input | TMAX | Monthly (12) or daily (365) temperature observations. | - |
| Output | Frost Change Frequency | Grid, output | FREQUENCY | The number of days with frost change. | - |
| Mean Temperature Span (*) | Grid, output, optional | DT_MEAN | Mean daily temperature span of frost change days. | - |
| Maximum Temperature Span (*) | Grid, output, optional | DT_MAX | Maximum daily temperature span of frost change days. | - |
| Standard Deviation of Temperature Span (*) | Grid, output, optional | DT_STDV | Standard deviation of daily temperature span of frost change days. | - |
| Mean Minimum Temperature (*) | Grid, output, optional | TMIN_MEAN | Mean daily minimum temperature of frost change days. | - |
| Minimum Temperature (*) | Grid, output, optional | TMIN_MIN | Coldest daily minimum temperature of all frost change days. | - |
| Options | Grid System | Grid system | PARAMETERS_GRID_SYSTEM | - | - |
| (*) optional |
Command-line
Usage: saga_cmd climate_tools 14 [-TMIN <str>] [-TMAX <str>] [-FREQUENCY <str>] [-DT_MEAN <str>] [-DT_MAX <str>] [-DT_STDV <str>] [-TMIN_MEAN <str>] [-TMIN_MIN <str>]
-TMIN:<str> Minimum Temperature
Grid list, input
-TMAX:<str> Maximum Temperature
Grid list, input
-FREQUENCY:<str> Frost Change Frequency
Grid, output
-DT_MEAN:<str> Mean Temperature Span
Grid, output, optional
-DT_MAX:<str> Maximum Temperature Span
Grid, output, optional
-DT_STDV:<str> Standard Deviation of Temperature Span
Grid, output, optional
-TMIN_MEAN:<str> Mean Minimum Temperature
Grid, output, optional
-TMIN_MIN:<str> Minimum Temperature
Grid, output, optional