Chicago, IL — every free forecast we can get, averaged to be a little more right. County seat of Cook County.
Updated Friday, November 13, 2026. Recorded fresh this morning from five free sources, and graded later against what the weather actually did.
← All cities and the scoreboard
High 45° Low 37° Rain 72%
They disagree — a coin flip (highs spread 2°, rain spread 65 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 35° | 77% |
| US model (GFS) | 45° | 36° | 56% |
| European model (ECMWF) | 45° | 38° | 35% |
| German model (ICON) | 46° | 40° | 93% |
| Canadian model (GEM) | 44° | 37° | 100% |
| The average | 45° | 37° | 72% |
High 40° Low 34° Rain 81%
They disagree — a coin flip (highs spread 4°, rain spread 53 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 39° | 34° | 94% |
| US model (GFS) | 38° | 32° | 64% |
| European model (ECMWF) | 42° | 35° | 47% |
| German model (ICON) | 42° | 36° | 100% |
| Canadian model (GEM) | 42° | 35° | 100% |
| The average | 40° | 34° | 81% |
High 46° Low 32° Rain 35%
They disagree — a coin flip (highs spread 5°, rain spread 89 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 46° | 33° | 1% |
| US model (GFS) | 47° | 30° | 20% |
| European model (ECMWF) | 45° | 32° | 14% |
| German model (ICON) | 48° | 33° | 48% |
| Canadian model (GEM) | 43° | 29° | 90% |
| The average | 46° | 32° | 35% |
High 48° Low 32° Rain 3%
They agree — trust it (highs spread 2°, rain spread 11 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 48° | 34° | 1% |
| US model (GFS) | 47° | 38° | 0% |
| European model (ECMWF) | 47° | 30° | 0% |
| German model (ICON) | 49° | 34° | 3% |
| Canadian model (GEM) | 47° | 25° | 11% |
| The average | 48° | 32° | 3% |
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.