Friday Harbor, WA — every free forecast we can get, averaged to be a little more right. County seat of San Juan 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 58° Low 52° Rain 19%
They disagree — a coin flip (highs spread 2°, rain spread 36 points, 3 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 50° | 41% |
| US model (GFS) | 59° | 51° | 16% |
| German model (ICON) | 58° | 54° | 15% |
| Canadian model (GEM) | 57° | 51° | 5% |
| The average | 58° | 52° | 19% |
High 57° Low 51° Rain 25%
They disagree — a coin flip (highs spread 6°, rain spread 31 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 59° | 47° | 26% |
| US model (GFS) | 54° | 49° | 45% |
| German model (ICON) | 58° | 54° | 15% |
| Canadian model (GEM) | 57° | 53° | 14% |
| The average | 57° | 51° | 25% |
High 56° Low 49° Rain 56%
They disagree — a coin flip (highs spread 2°, rain spread 49 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 57° | 47° | 78% |
| US model (GFS) | 54° | 48° | 47% |
| German model (ICON) | 56° | 51° | 68% |
| Canadian model (GEM) | 56° | 49° | 29% |
| The average | 56° | 49° | 56% |
High 55° Low 47° Rain 60%
They disagree — a coin flip (highs spread 2°, rain spread 42 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 56° | 43° | 58% |
| US model (GFS) | 54° | 46° | 62% |
| German model (ICON) | 56° | 48° | 80% |
| Canadian model (GEM) | 55° | 49° | 38% |
| The average | 55° | 47° | 60% |
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.