Waterloo, IA — every free forecast we can get, averaged to be a little more right. County seat of Black Hawk 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 42° Low 32° Rain 0%
They agree — trust it (highs spread 1°, rain spread 2 points, 4 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | — | 26° | 0% |
| US model (GFS) | 42° | 33° | 0% |
| European model (ECMWF) | 42° | 35° | 2% |
| German model (ICON) | 41° | 32° | 0% |
| Canadian model (GEM) | 42° | 34° | 0% |
| The average | 42° | 32° | 0% |
High 40° Low 26° Rain 0%
They agree — trust it (highs spread 2°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 41° | 23° | 0% |
| US model (GFS) | 40° | 30° | 0% |
| European model (ECMWF) | 40° | 28° | 0% |
| German model (ICON) | 40° | 28° | 0% |
| Canadian model (GEM) | 41° | 23° | 0% |
| The average | 40° | 26° | 0% |
High 43° Low 25° Rain 0%
They agree — trust it (highs spread 3°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 44° | 25° | 0% |
| US model (GFS) | 43° | 31° | 0% |
| European model (ECMWF) | 42° | 26° | 0% |
| German model (ICON) | 44° | 26° | 0% |
| Canadian model (GEM) | 41° | 18° | 0% |
| The average | 43° | 25° | 0% |
High 47° Low 26° Rain 0%
Pretty close — fairly safe (highs spread 4°, rain spread 0 points, 5 sources)
| Source | High | Low | Rain |
|---|---|---|---|
| National Weather Service | 47° | 27° | 0% |
| US model (GFS) | 47° | 32° | 0% |
| European model (ECMWF) | 46° | 28° | 0% |
| German model (ICON) | 48° | 29° | 0% |
| Canadian model (GEM) | 44° | 14° | 0% |
| The average | 47° | 26° | 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.