An R list
object of POWER parameters and metadata available
for querying from the POWER database.
parameters
A list with 146 weather and climate parameters contained within the POWER database.
Downward Thermal Infrared (Longwave) Radiative Flux
All Sky Insolation Incident on a Horizontal Surface
All Sky Insolation Incident On A Horizontal Surface at 00 GMT
All Sky Insolation Incident On A Horizontal Surface at 03 GMT
All Sky Insolation Incident On A Horizontal Surface at 06 GMT
All Sky Insolation Incident On A Horizontal Surface at 09 GMT
All Sky Insolation Incident On A Horizontal Surface at 12 GMT
All Sky Insolation Incident On A Horizontal Surface at 15 GMT
All Sky Insolation Incident On A Horizontal Surface at 18 GMT
All Sky Insolation Incident On A Horizontal Surface at 21 GMT
Maximum Monthly Difference From Monthly Averaged All Sky Insolation
Minimum Monthly Difference From Monthly Averaged All Sky Insolation
Top-of-atmosphere Insolation
Cooling Degree Days Above 0 C
Cooling Degree Days Above 10 C
Cooling Degree Days Above 18.3 C
Daylight Cloud Amount
Cloud Amount at 00 GMT
Cloud Amount at 03 GMT
Cloud Amount at 06 GMT
Cloud Amount at 09 GMT
Cloud Amount at 12 GMT
Cloud Amount at 15 GMT
Cloud Amount at 18 GMT
Cloud Amount at 21 GMT
Clear Sky Diffuse Radiation On A Horizontal Surface
Normalized Clear Sky Insolation Clearness Index
Clear Sky Insolation Incident on a Horizontal Surface
Diffuse Radiation On A Horizontal Surface
Maximum Diffuse Radiation On A Horizontal Surface
Minimum Diffuse Radiation On A Horizontal Surface
Direct Normal Radiation
Maximum Direct Normal Radiation
Maximum Difference From Monthly Averaged Direct Normal Radiation
Minimum Direct Normal Radiation
Minimum Difference From Monthly Averaged Direct Normal Radiation
Equivalent Number Of NO-SUN Or BLACK Days Over A Consecutive 1-day Period
Equivalent Number Of NO-SUN Or BLACK Days Over A Consecutive 14-day Period
Equivalent Number Of NO-SUN Or BLACK Days Over A Consecutive 21-day Period
Equivalent Number Of NO-SUN Or BLACK Days Over A Consecutive 3-day Period
Equivalent Number Of NO-SUN Or BLACK Days Over A Consecutive 7-day Period
Equivalent Number Of NO-SUN Or BLACK Days Over A Consecutive Month Period
Frost Days
Frequency Of Broken-cloud Skies 10 - 70 percent At 00 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 03 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 06 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 09 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 12 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 15 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 18 GMT
Frequency Of Broken-cloud Skies 10 - 70 percent At 21 GMT
Frequency Of Clear Skies < 10 percent At 00 GMT
Frequency Of Clear Skies < 10 percent At 03 GMT
Frequency Of Clear Skies < 10 percent At 06 GMT
Frequency Of Clear Skies < 10 percent At 09 GMT
Frequency Of Clear Skies < 10 percent At 12 GMT
Frequency Of Clear Skies < 10 percent At 15 GMT
Frequency Of Clear Skies < 10 percent At 18 GMT
Frequency Of Clear Skies < 10 percent At 21 GMT
Frequency Of Near-overcast Skies >= 70 percent At 00 GMT
Frequency Of Near-overcast Skies >= 70 percent At 03 GMT
Frequency Of Near-overcast Skies >= 70 percent At 06 GMT
Frequency Of Near-overcast Skies >= 70 percent At 09 GMT
Frequency Of Near-overcast Skies >= 70 percent At 12 GMT
Frequency Of Near-overcast Skies >= 70 percent At 15 GMT
Frequency Of Near-overcast Skies >= 70 percent At 18 GMT
Frequency Of Near-overcast Skies >= 70 percent At 21 GMT
Heating Degree Days Below 0 C
Heating Degree Days Below 10 C
Heating Degree Days Below 18.3 C
Minimum Available Insolation Over A Consecutive 1-day Period
Minimum Available Insolation Over A Consecutive 14-day Period
Minimum Available Insolation Over A Consecutive 21-day Period
Minimum Available Insolation Over A Consecutive 3-day Period
Minimum Available Insolation Over A Consecutive 7-day Period
Minimum Available Insolation Over A Consecutive Month Period
Insolation Clearness Index
Clear Sky Insolation Clearness Index
Midday Insolation Incident On A Horizontal Surface
Normalized Insolation Clearness Index
Maximum NO-SUN Or BLACK Days
Surface Geopotential
Precipitation
Surface Pressure
Corrected Atmospheric Pressure (Adjusted For Site Elevation)
Specific Humidity at 2 Meters
Relative Humidity at 2 Meters
Daylight Average Of Hourly Cosine Solar Zenith Angles
Daylight Hours
Declination
Hourly Solar Azimuth Angles
Hourly Solar Angles Relative To The Horizon
Sunset Hour Angle
Maximum Solar Angle Relative To The Horizon
Cosine Solar Zenith Angle At Mid-Time Between Sunrise And Solar Noon
Solar Noon
Maximum Solar Irradiance Optimal
Maximum Solar Irradiance Optimal Angle
Maximum Solar Irradiance Tilted Surface Orientation
Maximum Solar Irradiance for Equator Facing Tilted Surfaces (Set of Surfaces)
Minimum Solar Irradiance Optimal
Minimum Solar Irradiance Optimal Angle
MinimumSolar Irradiance Tilted Surface Orientation
Minimum Solar Irradiance for Equator Facing Tilted Surfaces (Set of Surfaces)
Solar Irradiance Optimal
Solar Irradiance Optimal Angle
Solar Irradiance Tilted Surface Orientation
Solar Irradiance for Equator Facing Tilted Surfaces (Set of Surfaces)
Surface Roughness
Surface Albedo
Temperature at 10 Meters
Maximum Temperature at 10 Meters
Minimum Temperature at 10 Meters
Temperature Range at 10 Meters
Temperature at 2 Meters
Dew/Frost Point at 2 Meters
Wet Bulb Temperature at 2 Meters
Maximum Temperature at 2 Meters
Minimum Temperature at 2 Meters
Temperature Range at 2 Meters
Climate Thermal and Moisture Zones
Total Column Precipitable Water
Earth Skin Temperature
Earth Skin Temperature Amplitude
Maximum Earth Skin Temperature
Minimum Earth Skin Temperature
Earth Skin Temperature Range
Climate Thermal Zones
Eastward Wind at 10 Meters
Northward Wind at 10 Meters
Wind Direction at 10 Meters (Meteorological Convention)
Wind Direction at 2 Meters (Meteorological Convention)
Wind Direction at 50 Meters (Meteorological Convention)
Wind Speed at 10 Meters
Maximum Wind Speed at 10 Meters
Minimum Wind Speed at 10 Meters
Wind Speed Range at 10 Meters
Wind Speed at 2 Meters
Maximum Wind Speed at 2 Meters
Minimum Wind Speed at 2 Meters
Wind Speed Range at 2 Meters
Wind Speed at 50 Meters
Maximum Wind Speed at 50 Meters
Minimum Wind Speed at 50 Meters
Wind Speed Range at 50 Meters
Corrected Wind Speed (Adjusted For Elevation)