Mangum, OK — every free forecast we can get, averaged to be a little more right. County seat of Greer 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 75° Low 43° Rain 0%
They agree — trust it (highs spread 2°, rain spread 0 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 42° | 0% |
| US model (GFS) | 76° | 43° | 0% |
| European model (ECMWF) | 75° | 45° | 0% |
| German model (ICON) | 74° | 43° | 0% |
| Canadian model (GEM) | 76° | 44° | 0% |
| The average | 75° | 43° | 0% |
High 61° Low 43° Rain 0%
They agree — trust it (highs spread 3°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 60° | 41° | 0% |
| US model (GFS) | 61° | 44° | 0% |
| European model (ECMWF) | 61° | 45° | 0% |
| German model (ICON) | 60° | 42° | 0% |
| Canadian model (GEM) | 62° | 43° | 0% |
| The average | 61° | 43° | 0% |
High 55° Low 42° Rain 95%
They disagree — a coin flip (highs spread 7°, rain spread 11 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 56° | 42° | 96% |
| US model (GFS) | 58° | 38° | 89% |
| European model (ECMWF) | 52° | 45° | 98% |
| German model (ICON) | 55° | 44° | 92% |
| Canadian model (GEM) | 52° | 41° | 100% |
| The average | 55° | 42° | 95% |
High 47° Low 41° Rain 91%
They disagree — a coin flip (highs spread 6°, rain spread 30 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 51° | 38° | 70% |
| US model (GFS) | 50° | 43° | 93% |
| European model (ECMWF) | 46° | 43° | 97% |
| German model (ICON) | 45° | 43° | 95% |
| Canadian model (GEM) | 45° | 39° | 100% |
| The average | 47° | 41° | 91% |
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.