Ortonville, MN — every free forecast we can get, averaged to be a little more right. County seat of Big Stone 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 39° Low 27° Rain 0%
They agree — trust it (highs spread 1°, rain spread 0 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 22° | 0% |
| US model (GFS) | 38° | 27° | 0% |
| European model (ECMWF) | 39° | 30° | 0% |
| German model (ICON) | 39° | 30° | 0% |
| Canadian model (GEM) | 39° | 26° | 0% |
| The average | 39° | 27° | 0% |
High 37° Low 25° Rain 0%
Pretty close — fairly safe (highs spread 4°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 38° | 20° | 0% |
| US model (GFS) | 35° | 30° | 0% |
| European model (ECMWF) | 39° | 28° | 0% |
| German model (ICON) | 37° | 26° | 0% |
| Canadian model (GEM) | 36° | 19° | 0% |
| The average | 37° | 25° | 0% |
High 43° Low 25° Rain 0%
Pretty close — fairly safe (highs spread 5°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 41° | 25° | 0% |
| US model (GFS) | 46° | 29° | 0% |
| European model (ECMWF) | 44° | 27° | 0% |
| German model (ICON) | 43° | 24° | 0% |
| Canadian model (GEM) | 42° | 19° | 0% |
| The average | 43° | 25° | 0% |
High 52° Low 30° Rain 0%
They disagree — a coin flip (highs spread 7°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 48° | 34° | 0% |
| US model (GFS) | 53° | 33° | 0% |
| European model (ECMWF) | 53° | 32° | 0% |
| German model (ICON) | 55° | 33° | 0% |
| Canadian model (GEM) | 49° | 19° | 0% |
| The average | 52° | 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.