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Add the "state of ground" to bring in the extra snow depth reports #1368

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17 changes: 10 additions & 7 deletions parm/snow/obs/config/bufr_sfcsno_mapping.yaml
Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,6 @@ bufr:
query: "[*/CLON, */CLONH]"
stationIdentification:
query: "*/RPID"

stationElevation:
query: "[*/SELV, */HSMSL]"

Expand All @@ -26,11 +25,8 @@ bufr:
query: "[*/SNWSQ1/TOSD, */MTRMSC/TOSD, */STGDSNDM/TOSD]"
transforms:
- scale: 1000.0
filters:
- bounding:
variable: totalSnowDepth
lowerBound: 0
upperBound: 10000000
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For my understanding:

  • is this introducing a 10 m limit on snow depth obs?
  • if they are above 10 m, are they discarded, or set to 10.?

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I previously put this large number (10000m) here for removing the missing values. Here, we don't need this any more because we need to set the missing snod values to 0 when sogr satisfies the defined conditions.

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We might still have missing values though wouldn't we?

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The missing values will be removed after applying sogr conditions.

groundState:
query: "[*/GRDSQ1/SOGR, */STGDSNDM/SOGR]"

encoder:
variables:
Expand Down Expand Up @@ -65,11 +61,18 @@ encoder:
coordinates: "longitude latitude"
source: variables/stationIdentification
longName: "Identification of Observing Location"
units: "m"
units: "index"

# ObsValue
- name: "ObsValue/totalSnowDepth"
coordinates: "longitude latitude"
source: variables/totalSnowDepth
longName: "Total Snow Depth"
units: "mm"

- name: "ObsValue/groundState"
coordinates: "longitude latitude"
source: variables/groundState
longName: "STATE OF THE GROUND"
units: "index"

6 changes: 4 additions & 2 deletions parm/snow/obs/config/sfcsno_snow.yaml.j2
Original file line number Diff line number Diff line change
Expand Up @@ -5,9 +5,11 @@
halo size: 250e3
obsdatain:
engine:
type: bufr
type: script
script file: "{{ USHgfs }}/bufr2ioda_sfcsno_bufr_encoder.py"
args:
input_path: '{{ DATA }}/obs/{{ OPREFIX }}sfcsno.tm00.bufr_d'
obsfile: '{{ DATA }}/obs/{{ OPREFIX }}sfcsno.tm00.bufr_d'
Comment on lines +11 to 12
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Don't forget to add an issue so they do not assume the formatting of the YAML file (obsfile variable shoould not be necessary). Reading the backend engines YAML breaks encapsulation (external modules should not be dependent on the private configuration for a backend type. Some backends may not have any kind of file associated with them (like a db...).

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yes thanks @rmclaren I'm aware of that issue, I/we/others need to figure out how best to handle it on the workflow side.

mapping file: '{{ DATA }}/obs/bufr_sfcsno_mapping.yaml'
obsdataout:
engine:
type: H5File
Expand Down
2 changes: 1 addition & 1 deletion sorc/bufr-query
Submodule bufr-query updated 36 files
+4 −2 CMakeLists.txt
+5 −5 cmake/Targets.cmake
+4 −2 core/CMakeLists.txt
+8 −0 core/include/bufr/BufrParser.h
+25 −2 core/include/bufr/DataContainer.h
+523 −1 core/include/bufr/DataObject.h
+5 −7 core/include/bufr/DataProvider.h
+8 −3 core/include/bufr/File.h
+3 −0 core/include/bufr/NcepDataProvider.h
+3 −0 core/include/bufr/WmoDataProvider.h
+66 −1 core/src/bufr/BufrReader/BufrParser.cpp
+51 −11 core/src/bufr/BufrReader/Query/DataProvider/DataProvider.cpp
+8 −0 core/src/bufr/BufrReader/Query/DataProvider/NcepDataProvider.cpp
+7 −0 core/src/bufr/BufrReader/Query/DataProvider/WmoDataProvider.cpp
+12 −5 core/src/bufr/BufrReader/Query/File.cpp
+56 −0 core/src/bufr/DataContainer.cpp
+11 −2 core/src/encoders/netcdf/Encoder.cpp
+31 −0 docs/python_api.rst
+1 −0 docs/uml/BUFR_BigPicture.puml
+25 −28 python/CMakeLists.txt
+17 −10 python/DataObjectFunctions.cpp
+4 −4 python/DataObjectFunctions.h
+4 −0 python/py_bufr.cpp
+17 −1 python/py_data_container.cpp
+2 −1 python/py_file.cpp
+49 −0 python/py_mpi.cpp
+23 −0 python/py_mpi.h
+15 −2 python/py_parser.cpp
+12 −8 test/CMakeLists.txt
+2 −2 test/testinput/bufrtest_fieldname_validation.py
+88 −0 test/testinput/bufrtest_python_mpi_test.py
+21 −12 test/testinput/bufrtest_python_test.py
+3 −0 tools/bufr2netcdf/CMakeLists.txt
+140 −44 tools/bufr2netcdf/bufr2netcdf.cpp
+1 −1 tools/build_scripts/bufr_query_cpp_lint.py
+11 −3 tools/show_queries/QueryPrinter.cpp
43 changes: 43 additions & 0 deletions ush/ioda/bufr2ioda/bufr2ioda_sfcsno_bufr_encoder.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,43 @@
import numpy as np
import bufr
from pyioda.ioda.Engines.Bufr import Encoder


def mask_container(container, mask):
new_container = bufr.DataContainer()
for var_name in container.list():
var = container.get(var_name)
paths = container.get_paths(var_name)
new_container.add(var_name, var[mask], paths)

return new_container


def create_obs_group(input_path):
"""Create the ioda snow observations
This method:
- reads state of ground (sogr) and snow depth (snod)
- applys sogr conditions to the missing snod values
- removes the filled/missing snow values and creates the masked container
- encoders the new container.

Parameters
----------
input_path
The input bufr file
"""

YAML_PATH = "./obs/bufr_sfcsno_mapping.yaml"
container = bufr.Parser(input_path, YAML_PATH).parse()

sogr = container.get('variables/groundState')
snod = container.get('variables/totalSnowDepth')
snod[(sogr <= 11.0) & snod.mask] = 0.0
snod[(sogr == 15.0) & snod.mask] = 0.0
container.replace('variables/totalSnowDepth', snod)

masked_container = mask_container(container, (~snod.mask))

data = next(iter(Encoder(YAML_PATH).encode(masked_container).values()))

return data
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