Data to Support 'Persistent cloud cover over mega-cities linked to surface heat release'

"Persistent cloud cover over mega-cities linked to surface heat release
by Theeuwes et al., 2019 NPJ Climate and atmospheric science

HRV_london_landuse.txt

HRV processed time series of cloud fractions [-] over each land use type (pixels have to be 100% of one land use class)

"high" - forest/high vegetation 

"low" - low vegetation

"urban" - urban areas 

"water" - water bodies for London domain.

HRV_paris_landuse.txt -

HRV processed time series of cloud fractions over each land use type (pixels have to be 100% of one land use class)

"high" - forest/high vegetation,

"low" - low vegetation,

"urban" - urban areas for Paris domain.

"london_CBH.csv" -

Cloud base heights ("CBH_L") [m] from CL31 ceilometer at London site (Marylebone road) and logical array whether it is clear or clouds are observed in the 15-min period "clear_L, cloudy_L"

"chilbolton_CBH.csv" -

Cloud base heights ("CBH_C") [m] from CL75K ceilometer at Chilbolton site and logical array whether it is clear or clouds are observed in the 15-min period "clear_C, cloudy_C"

raw data: doi:10.5285/1aa2df5a-798b-46c7-b74a-421f9ca0aa82

"london_met.csv" -

Data from meteorological measurements at London (Kings College London site):

"DIP_L" - dew point depression (air temperature - dew point temperature) [K],      

"RR_L" - precipitation [mm],

"T_L" - absolute air temperature [K],

"Td_L" - dew point temperature [K].

"chilbolton_met.csv" -

Data from meteorological measurements at Chilbolton:

"DIP_C" - dew point depression (air temperature - dew point temperature) [K],

"T_C" - absolute air temperature [K],

"Td_C" - dew point temperature [K].

"london_fluxes.csv"

- Kinematic sensible ("wth_L" [K m s-1]) and latent heat ("wq_L" [kg kg-1 m s-1]) fluxes at London (Kings College London site).

"chilbolton_fluxes.csv"

- Kinematic sensible ("wth_C" [K m s-1]) and latent heat ("wq_C" [kg kg-1 m s-1]) fluxes at Chilbolton.

"2011_chil_lidarwstats.nc"

- Hourly statistics of the LiDAR stare data for Chilbolton site. Vertical velocity variance corrected.

Note: all Chilbolton raw data: http://catalogue.ceda.ac.uk/uuid/7cbc3fc19bfa037a48ba4cba4b93544d