Dictionary

nowcast en · NOUN

Etymology

Blend of now + forecast.

Meanings

1. A weather forecast predicting the weather for a very short upcoming period, usually only a few hours.
   • A low-probability nowcast was essentially a “No Forecast", but issued with less confidence. 1988, Third International Conference on the Aviation Weather System, page 208:
2. An estimate made by nowcasting.
   • The indices are nowcasted at a very low level, meaning thousands of nowcasts. Attention has been focuesed on the nowcasts that fail validation checks. 2010, Economic & Labour Market Review - Volume 4, Issues 1-6, page 33:

Forms

Deriveds

nowcasting

nowcast en · VERB

Etymology

Blend of now + forecast.

Meanings

1. (transitive) To predict the weather for a very short upcoming period (usually a few hours).
   • If the nowcasted or forecasted rainfall depth is greater than the FFG, then flooding in the basin is considered likely. 2017, Nicolas R. Dalezios, Environmental Hazards Methodologies for Risk Assessment and Management, page 169:
2. (transitive) To estimate what is currently happening based on knowledge of how data is biased.
   • First, the value-added contribution from each origin country is adjusted according to their (nowcasted) change in GDP. 2019, United Nations Conference on Trade and Development (UNCTAD), Transnational Corporations, page 124:
   • The indices are nowcasted at a very low level, meaning thousands of nowcasts. Attention has been focuesed on the nowcasts that fail validation checks. 2010, Economic & Labour Market Review - Volume 4, Issues 1-6, page 33:
   • Our ability to nowcast will depend on the length of the delay and the quality of data available. 2020, Adam Kucharski, The Rules of Contagion, page 147:

Forms