Kansas City, Missouri Revisions
MILEPOST 1172
Kansas City's forecast for Thursday has moved 9°F warmer
66°F in the 20260919T18:00Z run, 75°F in the 20260921T12:00Z — the 2nd-largest revision of the 6 cities on the roster that moved at all. The current run's 10th-to-90th percentile spread at that hour is 18°F.
Successive cycles do not merely refresh a forecast; they leave a trail. For Thursday, October 1 at 00Z in Kansas City, that trail runs from 66.1°F in the 20260919T18:00Z cycle to 74.9°F in the 20260921T12:00Z — a move of +8.8°F across 8 runs.
The change sits well inside the run's own spread, which is the guidance converging rather than reversing.
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 Thursday at 00Z api.weather.city /v1/history (nbm-qmd) |
8.8 °F | normal 0.0 °F · 2 of 6 8 synoptic cycles |
| 10th-to-90th percentile spread at that hour api.weather.city (nbm-qmd) |
18.2 °F | normal 8.8 °F current run |
- Milepost
- 1172 · laid 2026-09-21T23:25:21Z
- Model
- nbm-qmd · cycle 20260921T12:00Z
- Desk
- revision v1
- Method
- the same valid time read from successive synoptic cycles; the move is last run minus first run
- Source
- https://api.weather.city/v1/history
- Digest
- 6c6b907d289529f864b98faba155f1206888b0935f5315cdb4e056ae82ea60e6
- Machine
- JSON