Oglala Lakota County, SD — every free forecast we can get, averaged to be a little more right. County seat of Oglala Lakota 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 57° Low 32° Rain 0%
They disagree — a coin flip (highs spread 7°, rain spread 0 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 31° | 0% |
| US model (GFS) | 59° | 32° | 0% |
| European model (ECMWF) | 60° | 37° | 0% |
| German model (ICON) | 53° | 27° | 0% |
| Canadian model (GEM) | 57° | 32° | 0% |
| The average | 57° | 32° | 0% |
High 58° Low 34° Rain 0%
They disagree — a coin flip (highs spread 10°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 59° | 35° | 0% |
| US model (GFS) | 51° | 30° | 0% |
| European model (ECMWF) | 61° | 40° | 0% |
| German model (ICON) | 58° | 29° | 0% |
| Canadian model (GEM) | 61° | 33° | 0% |
| The average | 58° | 34° | 0% |
High 50° Low 37° Rain 0%
They disagree — a coin flip (highs spread 10°, rain spread 1 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 51° | 36° | 0% |
| US model (GFS) | 49° | 33° | 1% |
| European model (ECMWF) | 51° | 41° | 0% |
| German model (ICON) | 46° | 39° | 0% |
| Canadian model (GEM) | 56° | 36° | 0% |
| The average | 50° | 37° | 0% |
High 60° Low 41° Rain 0%
Pretty close — fairly safe (highs spread 3°, rain spread 1 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 59° | 37° | 1% |
| US model (GFS) | 61° | 43° | 0% |
| European model (ECMWF) | 58° | 42° | 0% |
| German model (ICON) | 61° | 42° | 0% |
| Canadian model (GEM) | 59° | 41° | 0% |
| The average | 60° | 41° | 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.