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Use 2-hour lag for HRRR grid fetch to ensure data availability

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Graham McIntire 2026-03-30 17:32:39 -05:00
parent 86e01748ef
commit f6b1f751d4
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1 changed files with 3 additions and 1 deletions
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4
lib/microwaveprop/workers/propagation_grid_worker.ex
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@ -17,7 +17,9 @@ defmodule Microwaveprop.Workers.PropagationGridWorker do
@impl Oban.Worker
def perform(%Oban.Job{}) do
valid_time = HrrrClient.nearest_hrrr_hour(DateTime.utc_now())
# HRRR takes ~45min to publish after the hour. Use 2 hours ago to ensure availability.
two_hours_ago = DateTime.add(DateTime.utc_now(), -2, :hour)
valid_time = HrrrClient.nearest_hrrr_hour(two_hours_ago)
points = Grid.conus_points()
Logger.info("PropagationGrid: fetching HRRR for #{valid_time}, #{length(points)} points")