Field

NCEP OIv2 1/4 SST
NOAA High-resolution Blended Analysis: Daily Values using AVHRR only
X axis: whole world in 1440 0.25° steps, first point at 0.12° E, last point at 359.88° E
Y axis: regular grid with 720 0.25° steps, first point at 89.88° S, last point at 89.88° N

Monthly data available from Sep1981 to Mar2023 ( 499 months)
Variable sst (Daily Sea Surface Temperature) in degC
Full metadata.

Get grid points, average area or generate subset

Mask:	no mask mask4.txt   add a mask to the list
Latitude:	°N - °N
Longitude:	°E - °E
Boundaries:	halfway grid points interpolated
Make:	average max min set of grid points subset of the field
Demand at least:	% valid points in this region
Units:	convert to Celsius leave in degC

Create a field with lower time resolution

New time scale:	annual (Jul-Jun) annual (Jan-Dec) biannual seasonal
New variable:	mean sd sum sum above sum below number min time of min max time of max first time last time of SST
Threshold:	no cut less than greater than degC percentile normal 1971-2000
Minimum:	% valid data
First apply:	-month running mean
Missing data:	ignore, climatology, trend, persistence.

Create a field with lower spatial resolution

Average over blocks of longitude and latitude grid cells

Construct a statistical forecast model from this field

Compute expected number of Atlantic hurricanes

Please consider downloading this field from the authoritative site.
If you really want to get it here, NCEP OIv2 1/4 SST is available as a netcdf file (size 858.697 MB).

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