Climate Explorer

Home — Field: NCEP/NCAR SLP


more information monthly mean slp from the NCEP Reanalysis
X axis: whole world in 144 2.50° steps, first point at 0.00° E, last point at 357.50° E
Y axis: regular grid with 73 -2.50° steps, first point at 90.00° N, last point at 90.00° S

Monthly data available from Jan1948 to Dec2021 ( 888 months)
Variable slp (Sea Level Pressure) in millibars
Full metadata.

Get grid points, average area or generate subset
Mask:   add a mask to the list help
Latitude: °N - °N help
Longitude: °E - °E
Make: average max min set of grid points subset of the field help
Demand at least: % valid points in this region help
Units: convert to mb leave in millibars help
helpApply monthly high/low-pass filter
cut-off value months
requiring at least % valid data
helpApply year-on-year high/low-pass filter
cut-off value years
requiring at least % valid data
helpCreate a field with lower time resolution
New time scale:
New variable: of SLP
Minimum:% valid data
First apply:-month running mean
Missing data: ignore, climatology, trend, persistence.
helpCreate a field with lower spatial resolution
Average over blocks of longitude and latitude grid cells

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Compute zonal mean
Please consider downloading this field from the authoritative site.
If you really want to get it here, NCEP/NCAR SLP is available as a netcdf file (size 19.4276 MB).