Dataset: Vassar Hourly Weather Data

Methods

The methods followed in the creation of the dataset, including description of field, laboratory and processing steps, and quality control procedures

Current Methods

• Campbell Scientific Weather Station
  Started: 2017-08-17
  

  Hourly measurements of weather variables taken at the Vassar College Farm and Ecological Preserve, Collins Field Station. Note that TIMESTAMP represents the DateTime for the previous hour.

Dataset Fields

Detailed documentation of the fields comprising the dataset, including the type of measurement, units where applicable, and any controlled vocabularies or code lists present in the data

Sampling Equipment

Equipment and software used to collect data, including how that equipment was used.

Current Equipment

• Wind
  
  

  RM Young, Wind Sentry, Model 03101-5

• Air Temperature
  Started: 2017-08-17
  

  Rotronic, Model HC2S3-10-PT. Rotronic HygroClip2 Temperature/RH Probe. Temp: ±0.1°C with standard configuration settings (at 23°C). Humidity: ±0.8% RH with standard configuration settings (at 23°C)

  Frequency: hourly

• Campbell Scientific Datalogger
  Started: 2017-08-17
  

  Campbell Scientific, Model CR6-NA-ST-SW

  Frequency: hourly

• Global short wave radiation accessory
  Started: 2017-08-17
  

  Campbell Scientific, Model 18356. Leveling base for pyranometer.

  Frequency: hourly

• Global shortwave radiation
  Started: 2017-08-17
  

  Apogee, Model SP230-L12-PT. All-season heated pyranometer. Accuracy ±5% for daily total radiation

  Frequency: hourly

• Global shortwave radiation accessory
  Started: 2017-08-17
  

  Campbell Scientific, Model CM225. Mounting stand for pyranometer.

  Frequency: hourly

• Precipitation accessory
  Started: 2017-08-17
  

  Novalynx, Model 260-953. Alter-type rain gauge wind screen, 36" legs

  Frequency: hourly

• Precipitation gauge
  Started: 2017-08-17
  

  RM Young, Model 52202-L17-LP13. Heated rain and snow gauge, 0.1mm resolution. Accuracy 2% up to 25 mm h-1 (1 in. h-1) 3% up to 50 mm h-1 (2 in. h-1)

  Frequency: hourly

• Relative humidity
  Started: 2017-08-17
  

  Rotronic, Model HC2S3-10-PT. Rotronic HygroClip2 Temperature/RH Probe. Temp: ±0.1°C with standard configuration settings (at 23°C). Humidity: ±0.8% RH with standard configuration settings (at 23°C)

  Frequency: hourly

• Shield for temperature/relative humidity sensor
  Started: 2017-08-17
  

  RM Young, Model 41003-5. 10-plate radiation shield

  Frequency: hourly

• Soil moisture & electrical conductivity
  Started: 2017-08-17
  

  Campbell Scientific, Model CS655-17-PT-DS. Soil water content reflectometer (also measures conductivity and temperaure). Readings represent an average of conditions along 12 cm length of rods. Volumtric water content: range 5% to 50%, accuracy ±3% VWC (typical in mineral soils that have solution electrical conductivity ≤ 10 dS/m), precision < 0.05%. Temperature: range -10° to +70°C, acc ±0.5°C, prec ±0.02°C. Conductivity: range for Bulk EC 0 to 8 dS/m, acc ±(5% of reading + 0.05 dS/m), prec 0.5% of BEC.

  Frequency: hourly

• Soil temperature at 5, 10 & 20 cm
  Started: 2017-08-17
  

  Campbell Scientific, Model 105E-L13. Type E Thermocouple Burial Probe

  Frequency: hourly

Site Characteristics

The spatial extent of the dataset site coverage, and descriptions of the spatial extent and context for the data collection