Deterministic forecast with CY49R1.1, control for nudging experiments.

Title Deterministic forecast with CY49R1.1, control for nudging experiments.
Description Deterministic 10-day TCo1279L137 forecast with CY49R1.1. Control for nudged experiments, before operational IFS forecast became CY49R1 from mid-November 2024. 00 UTC start from 1 January 2024 to 14 August 2025.
DOI 10.21957/wzkq-vd03
Experiment ID iwkn
Experiment class ECMWF Research Department
Examples

Retrieve T/U/V for all forecast steps for start date of 25 July 2025

#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer

server = ECMWFDataServer()

server.retrieve({
    "class": "rd",
    "dataset": "research",
    "date": "2024-07-25",
    "expver": "iwkn",
    "levelist": "1/2/3/5/7/10/20/30/50/70/100/150/200/250/300/400/500/600/700/850/925/1000",
    "levtype": "pl",
    "param": "130.128/131/132",
    "step": "0/6/12/18/24/30/36/42/48/54/60/66/72/78/84/90/96/102/108/114/120/126/132/138/144/150/156/162/168/174/180/186/192/198/204/210/216/222/228/234/240",
    "stream": "oper",
    "target": "output",
    "time": "00:00:00",
    "type": "fc"
})

Retrieve 2m t for all forecast steps for start date of 25 July 2025

#!/usr/bin/env python
from ecmwfapi import ECMWFDataServer

server = ECMWFDataServer()

server.retrieve({
    "class": "rd",
    "dataset": "research",
    "date": "2024-07-25",
    "expver": "iwkn",
    "levtype": "sfc",
    "param": "167.128",
    "step": "0/6/12/18/24/30/36/42/48/54/60/66/72/78/84/90/96/102/108/114/120/126/132/138/144/150/156/162/168/174/180/186/192/198/204/210/216/222/228/234/240/246/252/258/264/270/276/282/288/294/300/306/312/318/324/330/336/342/348/354/360",
    "stream": "oper",
    "target": "output",
    "time": "00:00:00",
    "type": "fc"
})