(English follows)
Chers usagers du Datamart du SMC,
Il me fait plaisir de vous annoncer une mise à jour significative des données du
Système global de prévision d'ensemble (SGPE),
disponibles sur le Datamart du SMC, à cette adresse :
https://dd.meteo.gc.ca/ensemble/geps/grib2/
Voici la liste détaillée des paramètres ajoutés :
- Énergie de convection potentielle disponible la plus instable
(MUCAPE). Ex : CMC_geps-prob_MUCAPE_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Cisaillement vertical du vent entre les couches 850-250 mb et 925-700 mb (VWSH). Ex :
CMC_geps-prob_VWSH_ISBL_850-250_latlon0p5x0p5_2025032700_P024_all-products.grib2 ;
CMC_geps-prob_VWSH_ISBL_925-700_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Température à 850 mb
(TEMP). Ex : CMC_geps-prob_TEMP_ISBL_0850_latlon0p5x0p5_2025032700_P024_all-products.grib2
Par ailleurs, des probabilités et percentiles ont été ajoutés à quelques paramètres existants, à savoir :
- Probabilité d'accumulation de précipitations totales de 1, 5, 10, 25, 50 et 100 mm sur 6 heures. Ex :
CMC_geps-prob_TPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Probabilité d'accumulation de précipitations totales de 75, 100 et 150 mm sur 24 heures. Ex :
CMC_geps-prob_TPRATE-Accum-24h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Probabilité du vent soutenu de 20 m/s sur une période de 6 heures.
Ex : CMC_geps-prob_WIND-Max-6h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Probabilité des vents soutenus de 10, 15, 20, 25 m/s sur une période de 3 heures.
Ex : CMC_geps-prob_WIND-Max-3h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2 ;
CMC_geps-prob_WIND-Max-6h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum et minimum des accumulations des précipitations totales aux 6 heures. Ex :
CMC_geps-prob_TPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum et minimum des accumulations des précipitations solides aux 6 heures. Ex :
CMC_geps-prob_SPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2 ;
CMC_geps-prob_IPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum et minimum du vent à 250 hPa et à 850 hPa sur une période de 3 heures.
Ex: CMC_geps-prob_WIND_ISBL_0250_latlon0p5x0p5_2025032700_P024_all-products.grib2
; CMC_geps-prob_WIND_ISBL_0850_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum et minimum des rafales de vents soutenus sur une période de 3 heures. Ex
: CMC_geps-prob_GUST-Max-3h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2 ;
CMC_geps-prob_GUST-Max-6h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Moyenne d’ensemble et écart-type de la hauteur géopotentielle à 500 hPa.
Ex : CMC_geps-prob_HGT_ISBL_0500_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Moyenne d’ensemble et écart-type de la pression au niveau de la mer.
Ex : CMC_geps-prob_PRMSL_MSL_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
La
liste des variables a été mise à jour en conséquence dans la documentation publique.
Aussi, ces données seront également disponibles via nos services web,
GeoMet du SMC, dans une prochaine livraison.
N'hésitez pas à me contacter pour toute question ou supplément d’information.
Je vous souhaite un excellent week-end. Au plaisir.
Sandrine
=======================================
Dear MSC Datamart users,
I am pleased to announce a significant update of the Global Ensemble Prediction System (GEPS) data, available
on the MSC Datamart, at this address:
https://dd.weather.gc.ca/ensemble/geps/grib2/
Here is a detailed list of the parameters added :
- Most unstable convective available potential energy (MUCAPE).
Ex : CMC_geps-prob_MUCAPE_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Wind vertical shear between the layers 850-250 mb and 925-700 mb (VWSH).
Ex : CMC_geps-prob_VWSH_ISBL_850-250_latlon0p5x0p5_2025032700_P024_all-products.grib2 ;
CMC_geps-prob_VWSH_ISBL_925-700_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Temperature at 850 mb
(TEMP). Ex : CMC_geps-prob_TEMP_ISBL_0850_latlon0p5x0p5_2025032700_P024_all-products.grib2
In addition, probabilities and percentiles have been added to a number of existing parameters, namely:
- Probability of total rainfall accumulation of 1, 5, 10, 25, 50 and 100 mm over 6 hours. E.g.:
CMC_geps-prob_TPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Probability of total rainfall accumulation of 75, 100 and 150 mm over 24 hours. E.g.:
CMC_geps-prob_TPRATE-Accum-24h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Probability of sustained wind of 20 m/s over a period of 6 hours. E.g.:
CMC_geps-prob_WIND-Max-6h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Probability of sustained winds of 10, 15, 20, 25 m/s over a period of 3 hours. E.g.:
CMC_geps-prob_WIND-Max-3h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products. grib2; CMC_geps-prob_WIND-Max-6h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum and minimum of the accumulations of total rainfall every 6 hours. E.g.:
CMC_geps-prob_TPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum and minimum of the accumulations of solid precipitation every 6 hours. E.g.:
CMC_geps-prob_SPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products. grib2; CMC_geps-prob_IPRATE-Accum-6h_SFC_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum and minimum wind at 250 hPa and 850 hPa over a period of 3 hours. E.g.:
CMC_geps-prob_WIND_ISBL_0250_latlon0p5x0p5_2025032700_P024_all-products. grib2 ; CMC_geps-prob_WIND_ISBL_0850_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Percentiles (25%, 50%, 75%), maximum and minimum wind gusts over a period of 3 hours. E.g.:
CMC_geps-prob_GUST-Max-3h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products. grib2; CMC_geps-prob_GUST-Max-6h_TGL_10m_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Ensemble mean and standard deviation of geopotential height at 500 hPa. E.g.:
CMC_geps-prob_HGT_ISBL_0500_latlon0p5x0p5_2025032700_P024_all-products.grib2
- Ensemble mean and standard deviation of sea level pressure. E.g.:
CMC_geps-prob_PRMSL_MSL_0_latlon0p5x0p5_2025032700_P024_all-products.grib2
The
variables list has been updated accordingly in our public documentation.
These data will also be available via our web services,
MSC GeoMet, in a future release.
Do not hesitate to contact me should you have any questions or require further information.
I wish you a wonderful week-end.
Kind regards.
Sandrine
---------
Sandrine Edouard
Responsable d'unité, Intendance des données et accès aux données ouvertes du SMC
Direction des Opérations du Centre canadien de prévision météorologique et environnementale
Environnement et Changement climatique Canada, Gouvernement du Canada
dps-client@ec.gc.ca
/ Tél (M365) : 1-438-801 0700
Liste de diffusion dd_info :
https://comm.collab.science.gc.ca/mailman3/postorius/lists/dd_info
Unit Manager, Data Stewardship and MSC Open Data Access
Canadian Centre for Meteorological and Environmental Prediction Operations
Environment and Climate Change Canada, Government of Canada
dps-client@ec.gc.ca /
Phone (M365): 1-438-801 0700
dd_info mailing list:
https://comm.collab.science.gc.ca/mailman3/postorius/lists/dd_info
