Waukegan, IL — every free forecast we can get, averaged to be a little more right. County seat of Lake 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 36° Rain 26%
They disagree — a coin flip (highs spread 2°, rain spread 46 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 34° | 36% |
| US model (GFS) | 44° | 36° | 9% |
| European model (ECMWF) | 44° | 36° | 10% |
| German model (ICON) | 43° | 37° | 55% |
| Canadian model (GEM) | 45° | 36° | 19% |
| The average | 44° | 36° | 26% |
High 42° Low 33° Rain 36%
They disagree — a coin flip (highs spread 4°, rain spread 69 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 41° | 32° | 50% |
| US model (GFS) | 40° | 32° | 34% |
| European model (ECMWF) | 42° | 34° | 4% |
| German model (ICON) | 43° | 33° | 73% |
| Canadian model (GEM) | 44° | 33° | 19% |
| The average | 42° | 33° | 36% |
High 46° Low 30° Rain 4%
Pretty close — fairly safe (highs spread 4°, rain spread 15 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 47° | 30° | 0% |
| US model (GFS) | 45° | 31° | 4% |
| European model (ECMWF) | 45° | 31° | 0% |
| German model (ICON) | 47° | 30° | 15% |
| Canadian model (GEM) | 43° | 28° | 0% |
| The average | 46° | 30° | 4% |
High 47° Low 29° Rain 0%
They agree — trust it (highs spread 2°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 48° | 32° | 0% |
| US model (GFS) | 47° | 31° | 0% |
| European model (ECMWF) | 46° | 30° | 0% |
| German model (ICON) | 48° | 30° | 0% |
| Canadian model (GEM) | 46° | 24° | 0% |
| The average | 47° | 29° | 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.