forecaster

plural forecasters

1. A person who forecasts.

   Students will be surprised to see the weather forecaster is not really standing in front of the maps. These are keyed in electronically; the forecaster stands in front of a green/blue screen.

   1995, Keith Kyker, Christopher Curchy, Video projects for elementary and middle schools, page 79

   2 more examples

   Flooding occurs in areas where the ground is unable to absorb all of the water, according to forecasters, who explained that flash flooding can also be caused by mudslides or breaks in dams or levees.

   2021 July 18, Neil Vigdor, “What Is Flash Flooding, and How Can You Avoid It?”, in The New York Times, →ISSN, archived from the original on 01 Jul 2022

   Many NWS forecast offices have ceased launching their twice-a-day weather balloons, which provide critical data that can alert forecasters to the potential for flooding and other hazardous weather.

   2025 July 5, Andrew Freedman, Emma Tucker, Mary Gilbert, “Beleaguered Weather Service defends its forecasts as Texas officials point fingers over flood warnings”, in CNN

2. A software program or algorithm that forecasts.