Sandusky, MI — every free forecast we can get, averaged to be a little more right. County seat of Sanilac 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 46° Low 37° Rain 63%
They disagree — a coin flip (highs spread 2°, rain spread 70 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 30° | 76% |
| US model (GFS) | 46° | 38° | 28% |
| European model (ECMWF) | 47° | 40° | 98% |
| German model (ICON) | 46° | 39° | 80% |
| Canadian model (GEM) | 45° | 40° | 34% |
| The average | 46° | 37° | 63% |
High 40° Low 33° Rain 69%
They disagree — a coin flip (highs spread 2°, rain spread 58 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 41° | 28° | 85% |
| US model (GFS) | 41° | 34° | 56% |
| European model (ECMWF) | 40° | 34° | 96% |
| German model (ICON) | 40° | 34° | 68% |
| Canadian model (GEM) | 41° | 37° | 38% |
| The average | 40° | 33° | 69% |
High 42° Low 34° Rain 47%
They disagree — a coin flip (highs spread 1°, rain spread 34 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 43° | 31° | 54% |
| US model (GFS) | 42° | 35° | 40% |
| European model (ECMWF) | 42° | 34° | 29% |
| German model (ICON) | 43° | 34° | 63% |
| Canadian model (GEM) | 42° | 33° | 49% |
| The average | 42° | 34° | 47% |
High 43° Low 32° Rain 7%
They agree — trust it (highs spread 2°, rain spread 11 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 44° | 28° | 14% |
| US model (GFS) | 43° | 39° | 6% |
| European model (ECMWF) | 42° | 34° | 4% |
| German model (ICON) | 45° | 34° | 3% |
| Canadian model (GEM) | 42° | 26° | 10% |
| The average | 43° | 32° | 7% |
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.