Prince Frederick, MD — every free forecast we can get, averaged to be a little more right. County seat of Calvert 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 65° Low 48° Rain 49%
They disagree — a coin flip (highs spread 2°, rain spread 77 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 44° | 8% |
| US model (GFS) | 65° | 47° | 33% |
| European model (ECMWF) | 66° | 51° | 75% |
| German model (ICON) | 63° | 49° | 85% |
| Canadian model (GEM) | 66° | 49° | 43% |
| The average | 65° | 48° | 49% |
High 49° Low 39° Rain 24%
Pretty close — fairly safe (highs spread 4°, rain spread 30 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 49° | 35° | 16% |
| US model (GFS) | 47° | 35° | 5% |
| European model (ECMWF) | 51° | 45° | 32% |
| German model (ICON) | 49° | 38° | 35% |
| Canadian model (GEM) | 49° | 41° | 33% |
| The average | 49° | 39° | 24% |
High 50° Low 35° Rain 10%
Pretty close — fairly safe (highs spread 2°, rain spread 18 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 51° | 33° | 3% |
| US model (GFS) | 50° | 31° | 2% |
| European model (ECMWF) | 49° | 39° | 8% |
| German model (ICON) | 50° | 35° | 18% |
| Canadian model (GEM) | 49° | 35° | 20% |
| The average | 50° | 35° | 10% |
High 52° Low 39° Rain 0%
Pretty close — fairly safe (highs spread 3°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 54° | 34° | 0% |
| US model (GFS) | 51° | 38° | 0% |
| European model (ECMWF) | 52° | 43° | 0% |
| German model (ICON) | 53° | 38° | 0% |
| Canadian model (GEM) | 52° | 40° | 0% |
| The average | 52° | 39° | 0% |
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.