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Real-Time Forecasts
ECMWF real-time forecasts are produced twice a week, every Monday and Thursday. The S2S database contains all the ECMWF real-time forecasts since 1st January 2015.
Real-time forecasts: 1 param, 1 date
Retrieving one field (10 meter U wind here) for all time steps and for the forecast starting on 1st January 2015:
| Code Block | ||
|---|---|---|
| ||
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
server = ECMWFDataServer()
server.retrieve({
"class": "s2",
"dataset": "s2s",
"date": "2015-01-01",
"expver": "prod",
"levtype": "sfc",
"origin": "ecmf",
"param": "165",
"step": "0/to/768/by/24",
"stream": "enfo",
"target": "CHANGEME",
"time": "00",
"type": "cf",
}) |
| Code Block | ||
|---|---|---|
| ||
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
server = ECMWFDataServer()
server.retrieve({
"class": "s2",
"dataset": "s2s",
"date": "2015-01-01",
"expver": "prod",
"levtype": "sfc",
"origin": "ecmf",
"param": "165",
"step": "0/to/768/by/24",
"stream": "enfo",
"target": "CHANGEME",
"time": "00",
"number": "1/to/50",
"type": "pf",
}) |
Real-time forecasts: 1 param, series of dates
Retrieving 1 field (10m U wind) for all time steps and for the whole January 2015.
| Code Block | ||
|---|---|---|
| ||
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
server = ECMWFDataServer()
server.retrieve({
"class": "s2",
"dataset": "s2s",
"date": "2015-01-01/2015-01-05/2015-01-08/2015-01-12/2015-01-15/2015-01-19/2015-01-22/2015-01-26/2015-01-29",
"expver": "prod",
"levtype": "sfc",
"origin": "ecmf",
"param": "165",
"step": "0/to/768/by/24",
"stream": "enfo",
"target": "CHANGEME",
"time": "00",
"type": "cf",
}) |
| Code Block | ||
|---|---|---|
| ||
#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer
server = ECMWFDataServer()
server.retrieve({
"class": "s2",
"dataset": "s2s",
"date": "2015-01-01/2015-01-05/2015-01-08/2015-01-12/2015-01-15/2015-01-19/2015-01-22/2015-01-26/2015-01-29",
"expver": "prod",
"levtype": "sfc",
"origin": "ecmf",
"param": "165",
"step": "0/to/768/by/24",
"stream": "enfo",
"target": "CHANGEME",
"time": "00",
"number": "1/to/50",
"type": "pf",
}) |
Re-forecasts
ECMWF re-forecasts are produced on the fly. This means that every week a new set of re-forecasts is produce to calibrate the real-time ensemble forecast of the following week. The ensemble re-forecasts consist of a 5-member ensemble
...