Butler, PA — every free forecast we can get, averaged to be a little more right. County seat of Butler County.
Updated Friday, November 13, 2026. Recorded fresh this morning from five free sources, and graded later against what the weather actually did.
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High 48° Low 36° Rain 79%
They disagree — a coin flip (highs spread 2°, rain spread 77 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 29° | 23% |
| US model (GFS) | 47° | 36° | 85% |
| European model (ECMWF) | 49° | 40° | 100% |
| German model (ICON) | 48° | 38° | 100% |
| Canadian model (GEM) | 48° | 39° | 89% |
| The average | 48° | 36° | 79% |
High 41° Low 32° Rain 26%
They disagree — a coin flip (highs spread 6°, rain spread 44 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 45° | 25° | 22% |
| US model (GFS) | 39° | 32° | 25% |
| European model (ECMWF) | 41° | 33° | 4% |
| German model (ICON) | 41° | 33° | 48% |
| Canadian model (GEM) | 40° | 35° | 33% |
| The average | 41° | 32° | 26% |
High 42° Low 32° Rain 72%
Pretty close — fairly safe (highs spread 5°, rain spread 29 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 45° | 28° | 62% |
| US model (GFS) | 41° | 33° | 62% |
| European model (ECMWF) | 40° | 33° | 85% |
| German model (ICON) | 41° | 33° | 60% |
| Canadian model (GEM) | 42° | 34° | 89% |
| The average | 42° | 32° | 72% |
High 45° Low 36° Rain 49%
They disagree — a coin flip (highs spread 4°, rain spread 42 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 47° | 30° | 34% |
| US model (GFS) | 44° | 38° | 53% |
| European model (ECMWF) | 43° | 39° | 37% |
| German model (ICON) | 45° | 39° | 43% |
| Canadian model (GEM) | 44° | 35° | 76% |
| The average | 45° | 36° | 49% |
Scoring has started — every forecast is being recorded. The first grades land once the historical record publishes what actually happened (it runs a few days behind), and this board fills in from there.