Hourly weather data from Toolik Field Station Met Station, ARC LTER, Alaska for 1988 to 2007.
Variables
DATE
- Label: DATE
- Definition: Date of collection
- Type: Date/time
- Date format: dd-mmm-yyyy
- Missing values:
- #N/A = Missing or Not Measured
Month
- Label: Month
- Definition: Month of collection
- Type: Date/time
- Date format: mm
- Missing values:
- #N/A = Missing or Not Measured
DAYS
- Label: DAYS
- Definition: Julian plus fraction of day
- Type: Physical quantity
- Unit: number
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
ID
- Label: ID
- Definition: Data logger program step
- Type: Physical quantity
- Unit: number
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
YEAR
- Label: YEAR
- Definition: Year in yyyy
- Type: Date/time
- Date format: yyyy
- Missing values:
- #N/A = Missing or Not Measured
JULIAN
- Label: JULIAN
- Definition: Julian Day
- Type: Physical quantity
- Unit: number
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
HOUR
- Label: HOUR
- Definition: Time in Alaska standard time
- Type: Date/time
- Date format: hhmm
- Missing values:
- #N/A = Missing or Not Measured
RAIN
- Label: RAIN
- Definition: Rainfall
- Type: Physical quantity
- Unit: millimeter
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
Rain2
- Label: Rain2
- Definition: Precipitation measured with Texas Electronics, Inc. (supplied by Campbell Scientific) Tipping Bucket Electric Rain Gauge. An Alter wind shield is used. Serves as backup Rain gauge during the summer.
- Type: Physical quantity
- Unit: millimeter
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
PYRANOMETER
- Label: PYRANOMETER
- Definition: Sun + sky radiation (LI-200SB), average PAR over measurement interval
- Type: Physical quantity
- Unit: kilowattPerMeterSquaredPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
LAKE QUANTUM
- Label: LAKE QUANTUM
- Definition: QUANTUM Lake quantum sensor
- Type: Physical quantity
- Unit: micromolePerMeterSquaredPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
QUANTUM
- Label: QUANTUM
- Definition: Quantum sensor
- Type: Physical quantity
- Unit: micromolePerMeterSquaredPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
AIR TEMP 1M
- Label: AIR TEMP 1M
- Definition: Air temp at 1 meters in
- Type: Physical quantity
- Unit: celsius
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
AIR TEMP 5M
- Label: AIR TEMP 5M
- Definition: Air temp at 5 meters in
- Type: Physical quantity
- Unit: celsius
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
RH 1M
- Label: RH 1M
- Definition: Relative humidity at 1 meters
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
RH 5M
- Label: RH 5M
- Definition: Relative humidity at 5 meters
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
BAROMETER
- Label: BAROMETER
- Definition: Barometer readings mbar
- Type: Physical quantity
- Unit: millibar
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
WIND SP 1M
- Label: WIND SP 1M
- Definition: Wind Speed at 1 meters
- Type: Physical quantity
- Unit: meterPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
AIR TC 1M
- Label: AIR TC 1M
- Definition: Air temp at 1 meter, (thermocouple)
- Type: Physical quantity
- Unit: celsius
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
AIR TC 5M
- Label: AIR TC 5M
- Definition: Air temp at 5 meter, (thermocouple)
- Type: Physical quantity
- Unit: celsius
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
WIND SP 5M
- Label: WIND SP 5M
- Definition: Wind Speed at 5 meters in
- Type: Physical quantity
- Unit: meterPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
WIND MAG 5M
- Label: WIND MAG 5M
- Definition: Wind vector magnitude at 5m
- Type: Physical quantity
- Unit: meterPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
WIND DIR 5M
- Label: WIND DIR 5M
- Definition: Wind direction at 5 meters
- Type: Physical quantity
- Unit: degree
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
WIND STD 5M
- Label: WIND STD 5M
- Definition: Wind direction standard deviation at 5 meters
- Type: Physical quantity
- Unit: degree
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
VAPOR PRESS 5M
- Label: VAPOR PRESS 5M
- Definition: Vapor Pressure at 5 meters
- Type: Physical quantity
- Unit: millibar
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
PYR J CM2 HR
- Label: PYR J CM2 HR
- Definition: Total joules per sq cm integrated over an hour
- Type: Physical quantity
- Unit: joulePerCentimeterSquaredPerHour
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
WIND SECTOR
- Label: WIND SECTOR
- Definition: Compass direction of WIND DIR 5M in 45 degree sectors
- Type: Nominal
- Missing values: None specified
Date Hobo logger
- Label: Date Hobo logger
- Definition: The date and hour of Hobo Logger used as a backup
- Type: Date/time
- Date format: dd-mmm-yyyy hh:mm.
- Missing values:
- #N/A = Missing or Not Measured
Hobo logger 3 m air
- Label: Hobo logger 3 m air
- Definition: Air temperature at 3 meters in celsiuc
- Type: Physical quantity
- Unit: celsius
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
Hobo logger 3 m RH
- Label: Hobo logger 3 m RH
- Definition: Realtive humidty at 3 meters
- Type: Physical quantity
- Unit: percent
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
Hobo logger 3 m PAR
- Label: Hobo logger 3 m PAR
- Definition: Photosynthetically active radiation (PAR) in mol s-1 m-2.
- Type: Physical quantity
- Unit: micromolePerMeterSquaredPerSecond
- Maximum: Not specified
- Minimum: Not specified
- Precision: Not specified
- Missing values:
- #N/A = Missing or Not Measured
Comments
- Label: Comments
- Definition: Comments on individual data points
- Type: Nominal
- Missing values: None specified