The 0-1KM EHI for the NAM was added on 4/12/12. It is computed from the NAM 0-1KM helicity and the surface based CAPE. The 0-1KM EHI can be a better discriminating tool than the 0-3KM EHI when looking for areas of potential tornadic supercells.
The 0-1KM EHI for the NAM was added on 4/12/12. It is computed from the NAM 0-1KM helicity and the surface based CAPE. The 0-1KM EHI can be a better discriminating tool than the 0-3KM EHI when looking for areas of potential tornadic supercells.