Pontiac, IL — every free forecast we can get, averaged to be a little more right. County seat of Livingston 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 44° Low 33° Rain 26%
They disagree — a coin flip (highs spread 2°, rain spread 76 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 32° | 0% |
| US model (GFS) | 44° | 33° | 3% |
| European model (ECMWF) | 44° | 35° | 47% |
| German model (ICON) | 45° | 35° | 3% |
| Canadian model (GEM) | 42° | 33° | 76% |
| The average | 44° | 33° | 26% |
High 42° Low 30° Rain 10%
Pretty close — fairly safe (highs spread 3°, rain spread 22 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 41° | 27° | 2% |
| US model (GFS) | 41° | 30° | 7% |
| European model (ECMWF) | 44° | 31° | 2% |
| German model (ICON) | 43° | 31° | 13% |
| Canadian model (GEM) | 40° | 28° | 24% |
| The average | 42° | 30° | 10% |
High 45° Low 27° Rain 0%
Pretty close — fairly safe (highs spread 3°, rain spread 1 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 45° | 25° | 0% |
| US model (GFS) | 45° | 29° | 1% |
| European model (ECMWF) | 46° | 28° | 0% |
| German model (ICON) | 46° | 29° | 0% |
| Canadian model (GEM) | 43° | 24° | 0% |
| The average | 45° | 27° | 0% |
High 48° Low 27° Rain 0%
They agree — trust it (highs spread 2°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 49° | 26° | 0% |
| US model (GFS) | 49° | 33° | 0% |
| European model (ECMWF) | 48° | 28° | 0% |
| German model (ICON) | 49° | 29° | 0% |
| Canadian model (GEM) | 46° | 18° | 0% |
| The average | 48° | 27° | 0% |
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.