Chester, SC — every free forecast we can get, averaged to be a little more right. County seat of Chester 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 71° Low 47° Rain 19%
They disagree — a coin flip (highs spread 2°, rain spread 53 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 39° | 0% |
| US model (GFS) | 71° | 48° | 18% |
| European model (ECMWF) | 71° | 52° | 53% |
| German model (ICON) | 70° | 47° | 15% |
| Canadian model (GEM) | 71° | 51° | 10% |
| The average | 71° | 47° | 19% |
High 57° Low 39° Rain 1%
They agree — trust it (highs spread 2°, rain spread 3 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 58° | 34° | 2% |
| US model (GFS) | 56° | 39° | 2% |
| European model (ECMWF) | 56° | 43° | 0% |
| German model (ICON) | 57° | 37° | 3% |
| Canadian model (GEM) | 57° | 41° | 0% |
| The average | 57° | 39° | 1% |
High 53° Low 33° Rain 0%
Pretty close — fairly safe (highs spread 3°, rain spread 1 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 55° | 29° | 0% |
| US model (GFS) | 53° | 33° | 1% |
| European model (ECMWF) | 52° | 37° | 0% |
| German model (ICON) | 54° | 32° | 0% |
| Canadian model (GEM) | 54° | 33° | 0% |
| The average | 53° | 33° | 0% |
High 55° Low 30° Rain 0%
Pretty close — fairly safe (highs spread 3°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 56° | 32° | 0% |
| US model (GFS) | 55° | 32° | 0% |
| European model (ECMWF) | 54° | 32° | 0% |
| German model (ICON) | 57° | 27° | 0% |
| Canadian model (GEM) | 54° | 26° | 0% |
| The average | 55° | 30° | 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.