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Sourced developments at US airports: what the FAA reports at every airport, and what we measure and our model forecasts at the busiest ones.

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Passenger events at your flight's airports

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Departures: events affecting flights leaving the airport. Arrivals: flights going to it.

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“Today” and dates above start at midnight in this zone. Each item shows its airport’s local time; hover a time for UTC.

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Type: Cancellation ×Airport: SMF × Clear filters
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Latest per event All updates
PST, Nov 15 1 h ago
Forecast Informational Resolved Resolution Cancellation SMF departures

Model lowers expected cancellations among Sacramento departures noon–3 PM Sunday to about 3

What changed: about 3 → 3

Adding up each flight’s cancellation probability, Tailodds’ model expects about 3 of the 41 departures scheduled noon–3 PM Sunday to be cancelled (7%). With calm weather it would expect about 0. From the 8:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~3 cancellationsHorizon 3.1 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (3) 2 earlier matching updates View SMF
PST, Nov 14 17 h ago
Forecast Informational Resolved Resolution Cancellation SMF departures

Model lowers expected cancellations among Sacramento departures 6–9 PM Saturday to about 2

What changed: about 5 → 2

Adding up each flight’s cancellation probability, Tailodds’ model expects about 2 of the 20 departures scheduled 6–9 PM Saturday to be cancelled (12%). With calm weather it would expect about 0. From the 4:00 PM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~2 cancellationsHorizon 0.6 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (2) 1 earlier matching update View SMF
PST, Nov 14 19 h ago
Forecast Major Resolved Cancellation SMF departures

Model expects about 6 cancellations among Sacramento departures 3–6 PM Saturday

Adding up each flight’s cancellation probability, Tailodds’ model expects about 6 of the 22 departures scheduled 3–6 PM Saturday to be cancelled (27%). With calm weather it would expect about 0. From the 2:00 PM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~6 cancellationsHorizon 0.1 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (1) View SMF
PST, Nov 14 23 h ago
Forecast Informational Resolved Resolution Cancellation SMF departures

Model lowers expected cancellations among Sacramento departures 6–9 PM Saturday to about 2

What changed: about 5 → 2

Adding up each flight’s cancellation probability, Tailodds’ model expects about 2 of the 19 departures scheduled 6–9 PM Saturday to be cancelled (10%). With calm weather it would expect about 0. From the 10:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~2 cancellationsHorizon 7.1 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (2) 1 earlier matching update View SMF
PST, Nov 14 23 h ago
Forecast Informational Resolved Resolution Cancellation SMF departures

Model lowers expected cancellations among Sacramento departures 3–6 PM Saturday to about 3

What changed: about 7 → 3

Adding up each flight’s cancellation probability, Tailodds’ model expects about 3 of the 21 departures scheduled 3–6 PM Saturday to be cancelled (13%). With calm weather it would expect about 0. From the 10:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~3 cancellationsHorizon 4.1 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (2) 1 earlier matching update View SMF
PST, Nov 14 23 h ago
Forecast Major Resolved De-escalation Cancellation SMF departures

Model lowers expected cancellations to about 3 among Sacramento departures noon–3 PM Saturday

What changed: about 8 → 3 expected cancellations since the 9:00 AM PST forecast

Adding up each flight’s cancellation probability, Tailodds’ model expects about 3 of the 27 departures scheduled noon–3 PM Saturday to be cancelled (12%). With calm weather it would expect about 0. From the 10:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~3 cancellationsHorizon 1.1 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (2) 1 earlier matching update View SMF
PST, Nov 14 27 h ago
Forecast Informational Resolved Resolution Cancellation SMF departures

Model lowers expected cancellations among Sacramento departures 3–6 PM Saturday to about 1

What changed: about 6 → 1

Adding up each flight’s cancellation probability, Tailodds’ model expects about 1 of the 21 departures scheduled 3–6 PM Saturday to be cancelled (6%). With calm weather it would expect about 0. From the 6:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~1 cancellationsHorizon 8.0 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (2) 1 earlier matching update View SMF
PST, Nov 14 27 h ago
Forecast Informational Resolved Resolution Cancellation SMF departures

Model lowers expected cancellations among Sacramento departures noon–3 PM Saturday to about 2

What changed: about 7 → 2

Adding up each flight’s cancellation probability, Tailodds’ model expects about 2 of the 26 departures scheduled noon–3 PM Saturday to be cancelled (9%). With calm weather it would expect about 0. From the 6:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~2 cancellationsHorizon 5.0 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (2) 1 earlier matching update View SMF
PST, Nov 14 27 h ago
Forecast Major Resolved De-escalation Cancellation SMF departures

Model lowers expected cancellations to about 3 among Sacramento departures 9 AM–noon Saturday

What changed: about 10 → 3 expected cancellations since the 5:00 AM PST forecast

Adding up each flight’s cancellation probability, Tailodds’ model expects about 3 of the 37 departures scheduled 9 AM–noon Saturday to be cancelled (9%). With calm weather it would expect about 0. From the 6:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~3 cancellationsHorizon 2.0 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (5) 4 earlier matching updates View SMF
PST, Nov 14 30 h ago
Forecast Major Resolved De-escalation Cancellation SMF departures

Model lowers expected cancellations to about 4 among Sacramento departures 6–9 AM Saturday

What changed: about 5 → 4 expected cancellations since the 12:00 AM PST forecast

Adding up each flight’s cancellation probability, Tailodds’ model expects about 4 of the 36 departures scheduled 6–9 AM Saturday to be cancelled (10%). With calm weather it would expect about 0. From the 3:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~4 cancellationsHorizon 2.0 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (3) 2 earlier matching updates View SMF
PST, Nov 13 41 h ago
Forecast Major Resolved Cancellation SMF departures

Model expects about 6 cancellations among Sacramento departures 6–9 PM Friday

Adding up each flight’s cancellation probability, Tailodds’ model expects about 6 of the 24 departures scheduled 6–9 PM Friday to be cancelled (24%). With calm weather it would expect about 0. From the 4:00 PM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

Expected ~6 cancellationsHorizon 0.5 hModel famB-sd-v4i

Source: Tailodds forecast Timeline (1) View SMF

Each item is the latest update matching your filters; the event’s current status is on its chip. All updates shows the full chronological wire.

Confirmed
An official source (the FAA) reports it. We attribute it; we don’t independently verify it.
Observed
We measured it from FAA flight data: window, sample size and the typical level are on the item.
Forecast
Our model predicts it, with its probability, target, horizon and model version. It has not happened. How accurate is it?

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