nowcast
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English
[edit]Etymology
[edit]Verb
[edit]nowcast (third-person singular simple present nowcasts, present participle nowcasting, simple past and past participle nowcasted)
- To predict the weather for a very short upcoming period (usually a few hours).
- 2017, Nicolas R. Dalezios, Environmental Hazards Methodologies for Risk Assessment and Management, page 169:
- If the nowcasted or forecasted rainfall depth is greater than the FFG, then flooding in the basin is considered likely.
- (statistics, modelling) To estimate what is currently happening based on knowledge of how data is biased.
- 2010, Economic & Labour Market Review - Volume 4, Issues 1-6, page 33:
- The indices are nowcasted at a very low level, meaning thousands of nowcasts. Attention has been focuesed on the nowcasts that fail validation checks.
- 2019, United Nations Conference on Trade and Development (UNCTAD), Transnational Corporations, page 124:
- First, the value-added contribution from each origin country is adjusted according to their (nowcasted) change in GDP.
- 2020, Adam Kucharski, The Rules of Contagion, page 147:
- Our ability to nowcast will depend on the length of the delay and the quality of data available.
Noun
[edit]nowcast (plural nowcasts)
- (meteorology) A weather forecast predicting the weather for a very short upcoming period, usually only a few hours.
- 1988, Third International Conference on the Aviation Weather System, page 208:
- A low-probability nowcast was essentially a “No Forecast" , but issued with less confidence.
- (statistics, modelling) An estimate made by nowcasting.
- 2010, Economic & Labour Market Review - Volume 4, Issues 1-6, page 33:
- The indices are nowcasted at a very low level, meaning thousands of nowcasts. Attention has been focuesed on the nowcasts that fail validation checks.