s must be in
decibars for this to work.  First, a subset of pressures is created, in which
the range is sap-dp to sap+dp.  Here, sap=10.1325 dbar is standard
sealevel atmospheric pressure.  Within this window, three measures of central
tendency are calculated: the median, the mean, and a weighted mean that has
weight given by
\(exp(-2*((p-sap)/dp)^2)\)."><meta property="og:description" content="Estimate atmospheric pressure in an rsk object.  Pressures must be in
decibars for this to work.  First, a subset 