Delta, CO — every free forecast we can get, averaged to be a little more right. County seat of Delta 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 59° Low 29° Rain 0%
Pretty close — fairly safe (highs spread 4°, rain spread 0 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 29° | 0% |
| US model (GFS) | 61° | 27° | 0% |
| European model (ECMWF) | 58° | 34° | 0% |
| German model (ICON) | 60° | 34° | 0% |
| Canadian model (GEM) | 57° | 21° | 0% |
| The average | 59° | 29° | 0% |
High 61° Low 32° Rain 26%
They disagree — a coin flip (highs spread 6°, rain spread 86 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 62° | 34° | 89% |
| US model (GFS) | 64° | 31° | 3% |
| European model (ECMWF) | 62° | 35° | 10% |
| German model (ICON) | 60° | 34° | 15% |
| Canadian model (GEM) | 58° | 25° | 14% |
| The average | 61° | 32° | 26% |
High 52° Low 36° Rain 76%
They disagree — a coin flip (highs spread 7°, rain spread 26 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 52° | 34° | 89% |
| US model (GFS) | 47° | 38° | 67% |
| European model (ECMWF) | 54° | 40° | 82% |
| German model (ICON) | 54° | 40° | 63% |
| Canadian model (GEM) | 51° | 30° | 81% |
| The average | 52° | 36° | 76% |
High 54° Low 36° Rain 3%
Pretty close — fairly safe (highs spread 4°, rain spread 6 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 54° | 31° | 1% |
| US model (GFS) | 54° | 43° | 2% |
| European model (ECMWF) | 56° | 40° | 4% |
| German model (ICON) | 56° | 37° | 3% |
| Canadian model (GEM) | 51° | 30° | 7% |
| The average | 54° | 36° | 3% |
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.