Severe Weather Charts
Attention
These map products will be decommissioned by the end of 2026. We invite you to migrate to MSC AniMet, a tool that allows users to interact with MSC open data and create customized animated maps for any region of the world. The resulting animations can be downloaded and shared with a permalink. If you have any questions, please contact us.
REGIONAL DETERMINISTIC PREDICTION SYSTEM (RDPS) - Summer†
Wind1
Stability and Moisture2
Energy, Wind Shear and Helicity3
1. Wind, Tropopause and 250 hPa heights
2. Stability indices, Dewpoints, Water Content
3. Buoyant energy, Helicity, Storm Severity Index
00z Production Run (Normally updated between 5:00 and 6:00 UTC), 12z Production Run (Normally updated between 17:00 and 18:00 UTC)
REGIONAL DETERMINISTIC PREDICTION SYSTEM (RDPS) - Winter†
Pressure, Thicknesses and Precipitation Types
250 hPa, wind, moisture4
†T+hh refers to the forecast’s time interval (hh), in hours, from the hour T of the model’s initial run time. The hour T is indicated, in Universal Time, at the top of each column.
Features
Colour-coded weather alerts
Learn more about weather alerting in Canada
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