Isabela Municipio, PR — every free forecast we can get, averaged to be a little more right. County seat of Isabela Municipio.
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 89° Low 74° Rain 57%
They disagree — a coin flip (highs spread 4°, rain spread 100 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 74° | 0% |
| US model (GFS) | 91° | 73° | 100% |
| European model (ECMWF) | 90° | 72° | 91% |
| German model (ICON) | 88° | 76° | 60% |
| Canadian model (GEM) | 88° | 73° | 35% |
| The average | 89° | 74° | 57% |
High 91° Low 75° Rain 10%
Pretty close — fairly safe (highs spread 3°, rain spread 30 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 90° | 74° | 30% |
| US model (GFS) | 90° | 74° | 0% |
| European model (ECMWF) | 89° | 76° | 8% |
| German model (ICON) | 93° | 77° | 8% |
| Canadian model (GEM) | 92° | 74° | 6% |
| The average | 91° | 75° | 10% |
High 91° Low 76° Rain 32%
They disagree — a coin flip (highs spread 4°, rain spread 61 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 90° | 73° | 40% |
| US model (GFS) | 90° | 76° | 10% |
| European model (ECMWF) | 89° | 76° | 69% |
| German model (ICON) | 92° | 79° | 8% |
| Canadian model (GEM) | 93° | 76° | 32% |
| The average | 91° | 76° | 32% |
High 89° Low 74° Rain 20%
They disagree — a coin flip (highs spread 6°, rain spread 38 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 88° | 72° | 29% |
| US model (GFS) | 90° | 74° | 3% |
| European model (ECMWF) | 92° | 74° | 41% |
| German model (ICON) | 89° | 77° | 24% |
| Canadian model (GEM) | 86° | 74° | 5% |
| The average | 89° | 74° | 20% |
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.