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Dataset

 

WesCon: precipitation measurements from the Met Office Thies disdrometer at Airfield Camp, Netheravon, v1.0 (20230419-20230919)

Update Frequency: Not Planned
Status: Completed
Online Status: ONLINE
Publication State: Citable
Publication Date: 2025-08-07
DOI Publication Date: 2025-08-07
Download Stats: last 12 months
Dataset Size: 146 Files | 380MB

Abstract

Precipitation measurements from the Met Office Thies disdrometer deployed at Netheravon, Wiltshire (51.241°N, -1.777°W, 120 m amsl) in southern England during the summer of 2023. Netheravon formed a supersite for the Wessex Summertime Convection Experiment (WesCon)/WesCon - Observing the Evolving Structures of Turbulence (WOEST) field campaign.
The Thies laser disdrometer is a laser optical device used for the measurement of diameter and fall velocity of hydrometeors. From such measurements, it is possible to classify different types of precipitation, such as drizzle, rain, hail, snow, and mixed precipitation, quantify precipitation in a time interval, and derive size and velocity joint distribution. Thies laser disdrometer can in addition detect fine drizzle, drop fall speed and drop size distribution.
To ensure optimal traceability and transparency of data, comprehensive metadata is included.

Citable as:  Met Office; McGregor, J.; Osborne, S. (2025): WesCon: precipitation measurements from the Met Office Thies disdrometer at Airfield Camp, Netheravon, v1.0 (20230419-20230919). NERC EDS Centre for Environmental Data Analysis, 07 August 2025. doi:10.5285/c8038337158c4ecd90d21c0a199cce41. https://dx.doi.org/10.5285/c8038337158c4ecd90d21c0a199cce41

Abbreviation: Not defined
Keywords: WesCon, Met Office, precipitation, rainfall, drizzle rate, droplet size distribution, fall speed, spectra

Details

Previous Info:
No news update for this record
Previously used record identifiers:
No related previous identifiers.
Access rules:
Restricted data: please submit an application using the REQUEST ACCESS link for access.
Use of these data is covered by the following licence(s):
https://artefacts.ceda.ac.uk/licences/specific_licences/ukmo_agreement.pdf
When using these data you must cite them correctly using the citation given on the CEDA Data Catalogue record.
Data lineage:

Data were processed and prepared by the Met Office instrument team before delivery to the NERC EDS Centre for Environmental Data Analysis (CEDA) for long term archival.

Data Quality:
Data have been produced in accordance with standard Met Office observational practices. To ensure optimal traceability and transparency of data, comprehensive metadata is included.
File Format:
NetCDF

Related Documents

No documents related to this record were found.

Process overview

This dataset was generated by instruments deployed on platforms as listed below.

Instrument/Platform pairings

Met Office Cardington Thies disdrometer Deployed on: Airfield Camp, Netheravon
Output Description

None

  • var_id: metar_1min
  • long_name: 1 minute METAR code (Table 4678)
  • var_id: synop_4677_1min
  • long_name: 1 minute SYNOP code (Table 4677)
  • var_id: synop_4680_1min
  • long_name: 1 minute SYNOP code (Table 4680)
  • units: mm hr-1
  • var_id: intensity_1min_liquid
  • long_name: 1 minute intensity liquid precipitation
  • units: mm hr-1
  • var_id: intensity_1min_solid
  • long_name: 1 minute intensity solid precipitation
  • units: mm hr-1
  • var_id: intensity_1min
  • long_name: 1 minute precipitation intensity
  • var_id: metar_5min
  • long_name: 5 minute mean METAR code (Table 4678)
  • var_id: synop_4677_5min
  • long_name: 5 minute mean SYNOP code (Table 4677)
  • var_id: synop_4680_5min
  • long_name: 5 minute mean SYNOP code (Table 4680)
  • units: mm hr-1
  • var_id: intensity_5min
  • long_name: 5 minute mean intensity
  • units: mm
  • var_id: max_hail_diameter
  • long_name: Maximum hail diameter
  • units: %
  • var_id: quality
  • long_name: Measuring quality
  • var_id: n_particles_mindia
  • long_name: Number of particles < minimal diameter (0.15 mm)
  • var_id: n_particles_minvel
  • long_name: Number of particles < minimal speed (0.15 m s-1)
  • var_id: n_particles_maxvel
  • long_name: Number of particles > maximal speed (20 m s-1)
  • var_id: precipitation_spectrum
  • long_name: Number of particles in each size and speed bin
  • var_id: n_particles_no_hydro
  • long_name: Number of particles no hydrometeor
  • units: mm
  • var_id: accumulation_daily
  • long_name: Precipitation accumulation since start of day
  • units: dBZ
  • var_id: radar_reflectivity
  • long_name: Radar reflectivity
  • var_id: time
  • units: hours
  • long_name: Time at end of measurement period
  • var_id: n_particles
  • long_name: Total number of particles during measurement period
  • units: mm
  • var_id: accumulation_total
  • long_name: Total precipitation accumulation since last reset
  • units: mm
  • var_id: particle_diameter_bins
  • long_name: Upper and lower limits of particle diameter bins
  • units: m s-1
  • var_id: particle_speed_bins
  • long_name: Upper and lower limits of particle speed bins
  • units: m
  • var_id: vis_precip
  • long_name: Visibility in precipitation

Co-ordinate Variables

Coverage
Temporal Range
Start time:
2023-04-19T00:00:00
End time:
2023-09-19T23:59:59
Geographic Extent

 
51.2387°
 
-1.7778°
 
-1.7778°
 
51.2387°
 
Related parties
Funders (1)
Principal Investigators (1)