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Inputs to the ALEXI Model
| Data Source | Instrument | Data | Derived Data |
|---|---|---|---|
| USGS Landcover Classification | AVHRR | vegetation type | leaf size |
| USGS bi-weekly composited NDVI | AVHRR | fraction cover | leaf area index |
| USGS datasets | AVHRR | vegetation type & fraction cover | canopy
height, disp. height, sfc roughness |
| albedo,
sfc emissivity |
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| greenness | |||
| Surface/Synoptic data | ASOS/AWOS, Radiosonde network (with mesoscale interpolation) | wind (50m) | resistance |
| lapse rate | atmospheric correction to brightness temperatures | ||
| atmospheric moisture content | |||
| atmospheric pressure | |||
| Geostationary satellite | GOES 8 & 10 | radiometric sfc temperature | net radiation |
| shortwave radiation | |||
| longwave radiation |
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