Coupeville, WA — every free forecast we can get, averaged to be a little more right. County seat of Island 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 60° Low 53° Rain 12%
They disagree — a coin flip (highs spread 3°, rain spread 37 points, 3 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 53° | 37% |
| US model (GFS) | 62° | 53° | 7% |
| German model (ICON) | 60° | 53° | 3% |
| Canadian model (GEM) | 59° | 54° | 0% |
| The average | 60° | 53° | 12% |
High 58° Low 51° Rain 58%
Pretty close — fairly safe (highs spread 4°, rain spread 18 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 60° | 50° | 64% |
| US model (GFS) | 59° | 49° | 49% |
| German model (ICON) | 56° | 53° | 53% |
| Canadian model (GEM) | 58° | 51° | 67% |
| The average | 58° | 51° | 58% |
High 56° Low 50° Rain 74%
They disagree — a coin flip (highs spread 2°, rain spread 35 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 57° | 50° | 88% |
| US model (GFS) | 55° | 49° | 82% |
| German model (ICON) | 56° | 51° | 71% |
| Canadian model (GEM) | 57° | 51° | 53% |
| The average | 56° | 50° | 74% |
High 56° Low 48° Rain 80%
Pretty close — fairly safe (highs spread 2°, rain spread 20 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 56° | 46° | 69% |
| US model (GFS) | 54° | 50° | 82% |
| German model (ICON) | 57° | 47° | 80% |
| Canadian model (GEM) | 56° | 50° | 89% |
| The average | 56° | 48° | 80% |
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.