Observed Basin-Average Accumulated Precipitation (HRDPA - Past 1 day, 3 days & 7 days)
This polygon layer depicts sub-basin average observed precipitation from the High Resolution Deterministic Precipitation Analysis (HRDPA). Offers insight into how much rain/snow actually fell across each watershed in the past observation period. Observation periods we are interested are for past 1 day, 3 days and 7 days.
HRDPA is ECCC’s high-resolution precipitation analysis, merging gauge, radar, and HRDPS model data. This layer aggregates the final (or preliminary) HRDPA accumulations to sub-basin polygons. Each record indicates the average precipitation that truly occurred over each watershed, vital for verifying model forecasts, calibrating hydrological models, and conducting post-event analyses of flood or drought severity.
Metadata
Date Created
2025-03-12
Date Published
2025-03-12
Temporal Coverage
0001-01-01 - Present
Access in last 30 days
3
All time access
484
Source(s) and Citation
Government of Manitoba; Manitoba Maps. (2025-03-12). Observed Basin-Average Accumulated Precipitation (HRDPA - Past 1 day, 3 days & 7 days).
Use Limitations
Map
Resources
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Related keywords
hrdpa, subbasins, accumulated precipitation, observed model, weather models, government information
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