Kansas City's forecast for Sunday has moved 12°F colder
65°F in the 20261107T18:00Z run, 53°F in the 20261109T12:00Z — the largest revision of any city on the roster. The current run's 10th-to-90th percentile spread at that hour is 22°F.
RevisionsMonday, November 9, 2026Kansas City, Missouri
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Milepost 1639
Successive cycles do not merely refresh a forecast; they leave a trail. For Sunday, November 15 at 18Z in Kansas City, that trail runs from 64.8°F in the 20261107T18:00Z cycle to 52.8°F in the 20261109T12:00Z — a move of -12.1°F across 8 runs.
The change is about half the run's 10th-to-90th percentile spread, so the earlier forecast is still inside the current range of outcomes.
Model NBM-QMD, via api.weather.city /v1/history. Percentiles are the same run's own.
The numbers in this piece, with what they are measured against
| forecast revision for Sunday at 18Z api.weather.city /v1/history (nbm-qmd) |
-12.1 °F | normal 0.0 °F · 1 of 7 8 synoptic cycles |
| 10th-to-90th percentile spread at that hour api.weather.city (nbm-qmd) |
22.1 °F | normal 12.1 °F current run |
- Milepost
- 1639 · laid 2026-11-09T22:25:30Z
- Model
- nbm-qmd · cycle 20261109T12:00Z
- Desk
- revision v1
- Method
- the same valid time read from successive synoptic cycles; the move is last run minus first run
- Stores
- https://api.weather.city/v1/history
- Tagged
- I-500 Daily Weather · Kansas City, Missouri (39.1, -94.579) · by rule, at build
- Digest
- a0383d681f182bd257ca64d2e54a71924b5f8971d340286990d39c69267b3af0