Springfield, IL — every free forecast we can get, averaged to be a little more right. County seat of Sangamon 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 35° Rain 20%
They disagree — a coin flip (highs spread 1°, rain spread 40 points, 3 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 32° | 5% |
| US model (GFS) | 47° | 35° | 3% |
| European model (ECMWF) | 47° | 38° | 43% |
| Canadian model (GEM) | 46° | 34° | 29% |
| The average | 47° | 35° | 20% |
High 43° Low 30° Rain 3%
They agree — trust it (highs spread 1°, rain spread 5 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 43° | 26° | 5% |
| US model (GFS) | 44° | 30° | 1% |
| European model (ECMWF) | 43° | 34° | 0% |
| Canadian model (GEM) | 43° | 29° | 5% |
| The average | 43° | 30° | 3% |
High 46° Low 25° Rain 0%
They agree — trust it (highs spread 2°, rain spread 0 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 47° | 27° | 0% |
| US model (GFS) | 47° | 24° | 0% |
| European model (ECMWF) | 46° | 29° | 0% |
| Canadian model (GEM) | 45° | 21° | 0% |
| The average | 46° | 25° | 0% |
High 49° Low 27° Rain 0%
Pretty close — fairly safe (highs spread 4°, rain spread 0 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 50° | 29° | 0% |
| US model (GFS) | 51° | 33° | 0% |
| European model (ECMWF) | 49° | 29° | 0% |
| Canadian model (GEM) | 48° | 16° | 0% |
| The average | 49° | 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.