Port Huron, MI — every free forecast we can get, averaged to be a little more right. County seat of St. Clair 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 47° Low 40° Rain 68%
They disagree — a coin flip (highs spread 2°, rain spread 69 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 33° | 72% |
| US model (GFS) | 46° | 40° | 31% |
| European model (ECMWF) | 47° | 40° | 100% |
| German model (ICON) | 46° | 42° | 58% |
| Canadian model (GEM) | 47° | 44° | 81% |
| The average | 47° | 40° | 68% |
High 42° Low 33° Rain 89%
They disagree — a coin flip (highs spread 4°, rain spread 35 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 41° | 31° | 82% |
| US model (GFS) | 40° | 33° | 65% |
| European model (ECMWF) | 41° | 35° | 100% |
| German model (ICON) | 42° | 34° | 100% |
| Canadian model (GEM) | 44° | 33° | 100% |
| The average | 42° | 33° | 89% |
High 43° Low 35° Rain 40%
They disagree — a coin flip (highs spread 2°, rain spread 55 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 44° | 33° | 61% |
| US model (GFS) | 42° | 34° | 46% |
| European model (ECMWF) | 43° | 35° | 6% |
| German model (ICON) | 44° | 36° | 28% |
| Canadian model (GEM) | 43° | 35° | 57% |
| The average | 43° | 35° | 40% |
High 45° Low 36° Rain 8%
Pretty close — fairly safe (highs spread 4°, rain spread 22 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 45° | 31° | 22% |
| US model (GFS) | 45° | 40° | 10% |
| European model (ECMWF) | 45° | 36° | 2% |
| German model (ICON) | 47° | 39° | 0% |
| Canadian model (GEM) | 43° | 34° | 5% |
| The average | 45° | 36° | 8% |
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.