Portsmouth, OH — every free forecast we can get, averaged to be a little more right. County seat of Scioto 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 53° Low 43° Rain 89%
Pretty close — fairly safe (highs spread 2°, rain spread 30 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 40° | 70% |
| US model (GFS) | 52° | 42° | 78% |
| European model (ECMWF) | 54° | 44° | 100% |
| German model (ICON) | 54° | 44° | 98% |
| Canadian model (GEM) | 53° | 44° | 100% |
| The average | 53° | 43° | 89% |
High 47° Low 36° Rain 60%
They disagree — a coin flip (highs spread 5°, rain spread 64 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 46° | 32° | 23% |
| US model (GFS) | 47° | 36° | 57% |
| European model (ECMWF) | 50° | 38° | 87% |
| German model (ICON) | 45° | 36° | 68% |
| Canadian model (GEM) | 47° | 37° | 67% |
| The average | 47° | 36° | 60% |
High 47° Low 34° Rain 5%
They agree — trust it (highs spread 3°, rain spread 14 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 48° | 33° | 0% |
| US model (GFS) | 46° | 32° | 5% |
| European model (ECMWF) | 48° | 35° | 2% |
| German model (ICON) | 46° | 34° | 5% |
| Canadian model (GEM) | 45° | 36° | 14% |
| The average | 47° | 34° | 5% |
High 49° Low 35° Rain 0%
They agree — trust it (highs spread 2°, rain spread 2 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 50° | 31° | 0% |
| US model (GFS) | 48° | 42° | 0% |
| European model (ECMWF) | 49° | 38° | 2% |
| German model (ICON) | 50° | 35° | 0% |
| Canadian model (GEM) | 49° | 30° | 0% |
| The average | 49° | 35° | 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.