Concord, NH — every free forecast we can get, averaged to be a little more right. County seat of Merrimack 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 44° Low 35° Rain 89%
They disagree — a coin flip (highs spread 2°, rain spread 32 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 29° | 96% |
| US model (GFS) | 43° | 37° | 68% |
| European model (ECMWF) | 44° | 39° | 100% |
| German model (ICON) | 45° | 37° | 95% |
| Canadian model (GEM) | 46° | 35° | 88% |
| The average | 44° | 35° | 89% |
High 43° Low 31° Rain 78%
They disagree — a coin flip (highs spread 5°, rain spread 55 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 44° | 25° | 62% |
| US model (GFS) | 43° | 32° | 44% |
| European model (ECMWF) | 45° | 35° | 99% |
| German model (ICON) | 40° | 34° | 93% |
| Canadian model (GEM) | 43° | 31° | 90% |
| The average | 43° | 31° | 78% |
High 44° Low 29° Rain 1%
They agree — trust it (highs spread 3°, rain spread 2 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 46° | 26° | 1% |
| US model (GFS) | 44° | 30° | 2% |
| European model (ECMWF) | 45° | 30° | 2% |
| German model (ICON) | 44° | 32° | 0% |
| Canadian model (GEM) | 43° | 27° | 0% |
| The average | 44° | 29° | 1% |
High 45° Low 31° Rain 1%
Pretty close — fairly safe (highs spread 4°, rain spread 6 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 48° | 27° | 0% |
| US model (GFS) | 45° | 30° | 0% |
| European model (ECMWF) | 44° | 32° | 6% |
| German model (ICON) | 44° | 33° | 0% |
| Canadian model (GEM) | 44° | 31° | 0% |
| The average | 45° | 31° | 1% |
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.