The main Niagara Falls tool now owns the “best time today” search intent. This detailed view shows the same timing model with extra context about the daylight window.
Combining sun angle, cloud cover, mist and visibility.
The falls already provide the droplets. The model is trying to find when direct sunlight reaches that mist at favorable rainbow geometry. Small cloud changes can still turn a strong forecast off quickly.
No. The correct window changes seasonally and with cloud cover, wind and the viewpoint. The live model uses the actual sun position every 10 minutes.
No. Niagara's mist supplies the droplets. Direct sunlight reaching the mist at the right angle can produce a rainbow on a dry day.