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Home — Field: CMAP precipitation

Field

CMAP precipitation
more information CPC Merged Analysis of Precipitation
X axis: whole world in 144 2.50° steps, first point at 1.25° E, last point at 358.75° E
Y axis: regular grid with 72 2.50° steps, first point at 88.75° S, last point at 88.75° N
Z at 0.00
Monthly data available from Jan1979 to Dec2023 ( 540 months)
Variable prec (precipitation) in mm/dy
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
Boundaries:
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 mm/day leave in mm/dy help
helpApply monthly high/low-pass filter
filter
cut-off value months
requiring at least % valid data
helpApply year-on-year high/low-pass filter
filter
cut-off value years
requiring at least % valid data
helpCreate a field with lower time resolution
First fill missing data: ignore, climatology, trend, persistence.
Then apply: -month running mean with direction
Then apply new time scale:
New variable: of precipitation
Minimum: % valid data
Threshold:
helpCreate a field with lower spatial resolution
Average over blocks of longitude and latitude grid cells

Construct a statistical forecast model from this field

Compute anomalies
-

Compute zonal mean
Please consider downloading this field from the authoritative site.
If you really want to get it here, CMAP precipitation is available as a netcdf file (size 9.2087 MB).
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