|Sector||Infrastructure and transport|
|Description||Number of days with 2 m air temperatures on both sides of 0 °C.|
|End User||Nordic road administrations|
|Calculation method||ID||Title||Period||Statistical processing||Unit||Threshold||Comment|
|zerocrossings||Number of days on both sides of 0 °C||yearly||Days with temperatures on both side of zero (requires daily max and daily min temp).||days||
Only evaluated during winter months.
|Provenance||Theese indicators are based on output from the Harmonie meteorological modell.|
|Validation||The simulations made by HARMONIE-AROME in Urban SIS has been validated against observations in Urban SIS deliverable 5.1, where an overview is given in Table 4.|
|Calculation caveats||Spatial representation: S1
Could be compared to:
Could be used with:
When temperature often changes around 0 °C, it has consequences for winter road maintenance. Examples are thaw/freezing cycles affecting the road icing conditions, increasing the deterioration of road surfaces.
Posted in Uncategorized.