Independent Variables (Grids)

Pressure

grid: /P (mb) ordered [ (1000)] :grid

Time

grid: /T (days since 1948-01-01 12:00:00) ordered [ (1-10 Jan 1948) (11-20 Jan 1948) (21-31 Jan 1948) ... (21-31 Jul 2025)] N= 2793 pts :grid

Longitude

grid: /X (degree_east) ordered (180W) to (180) by 0.5 N= 721 pts :grid

Latitude

grid: /Y (degree_north) ordered (90S) to (90N) by 0.5 N= 361 pts :grid

Other Info

bufferwordsize

4

calendar

standard

center

US Weather Service - National Met. Center

datatype

realarraytype

file_missing_value

9.99900026E20

grib_name

SPFH

gribfield

1

GRIBgridcode

2

gribleveltype

100

gribNumBits

12

gribparam

51

gribvariable

51

missing_value

NaN

PDS_TimeRange

113

pointwidth

0.0

process

(180) 62 wave triangular, 28 layer Spectral model from "Medium Range Forecast" run

PTVersion

2

standard_name

specific_humidity

subcenter

NCEP Ensemble Products

units

unitless

history

NOAA NCEP-NCAR CDAS-1 DAILY Intrinsic PressureLevel qa

T: 0000 1 Apr 2002 to 0000 7 Aug 2025 appended from datestring
Boxes with less than 0.0% dropped
X regridded on NOAA NCEP-NCAR CDAS-1 DAILY Intrinsic PressureLevel qa
Y regridded on NOAA NCEP-NCAR CDAS-1 DAILY Intrinsic PressureLevel qa

References

Kalnay, E., M. Kanamitsu, R. Kistler, W. Collins, D. Deaven, L. Gandin, M. Iredell, S. Saha, G. White, J. Woollen, Y. Zhu, A. Leetmaa, B. Reynolds, M. Chelliah, W. Ebisuzaki, W. Higgins, J. Janowiak, K. C. Mo, C. Ropelewski, J. Wang, R. Jenne, and D. Joseph. The NCEP/NCAR 40-Year Reanalysis Project. Bulletin of the American Meteorological Society, March, 1996

Last updated: Sat, 09 Aug 2025 13:55:14 GMT
Expires: Sun, 10 Aug 2025 13:40:00 GMT