nowcastn.

Brit.

/ˈnaʊkɑːst/,

/ˈnaʊkast/, U.S.

/ˈnaʊˌkæst/

Origin: Formed within English, by compounding. Etymons: now adv., forecast n.

Etymology: < now adv. + -cast (in forecast n.), after nowcasting n.

Meteorology.

A description of present weather conditions or a forecast of the weather immediately expected.

ΘΚΠ

the world > the earth > weather and the atmosphere > weather > study or science of weather > [noun] > weather prediction

weather-prophecy1843

forecast1862

weather-cast1866

weather-forecast1883

weather-making1883

weather prediction1909

nowcast1971

1971 A. Lohse et al. in 3rd Ann. Offshore Technol. Conf. Preprints (Paper No. 1450) II. 343/2 In designing a program to provide weather data to commercial fishing, we should ask..what the user needs in present description of the environment, which is a nowcast; what the user needs in advance description, which is a forecast, [etc.].

1976 Victoria (Texas) Advocate 4 July 5 b/6 Check the weather. Look for nowcast, nearcast and forecasts.

1985 Res. & Devel. (Nexis) Jan. 72 Combined field-station/radar displays provide ‘nowcasts,’ detailed depictions of the current state of the atmosphere.

1997 Washington Post (Nexis) 31 Mar. a1 Four meteorologists staff each of the 21 regional centers, using weather data to generate ‘nowcasts’—forecasts for the next two to four hours.

This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022).

单词	nowcast
释义	nowcastn. Brit. /ˈnaʊkɑːst/, /ˈnaʊkast/, U.S. /ˈnaʊˌkæst/ Origin: Formed within English, by compounding. Etymons: now adv., forecast n. Etymology: < now adv. + -cast (in forecast n.), after nowcasting n. Meteorology. A description of present weather conditions or a forecast of the weather immediately expected. ΘΚΠ the world > the earth > weather and the atmosphere > weather > study or science of weather > [noun] > weather prediction weather-prophecy1843 forecast1862 weather-cast1866 weather-forecast1883 weather-making1883 weather prediction1909 nowcast1971 1971 A. Lohse et al. in 3rd Ann. Offshore Technol. Conf. Preprints (Paper No. 1450) II. 343/2 In designing a program to provide weather data to commercial fishing, we should ask..what the user needs in present description of the environment, which is a nowcast; what the user needs in advance description, which is a forecast, [etc.]. 1976 Victoria (Texas) Advocate 4 July 5 b/6 Check the weather. Look for nowcast, nearcast and forecasts. 1985 Res. & Devel. (Nexis) Jan. 72 Combined field-station/radar displays provide ‘nowcasts,’ detailed depictions of the current state of the atmosphere. 1997 Washington Post (Nexis) 31 Mar. a1 Four meteorologists staff each of the 21 regional centers, using weather data to generate ‘nowcasts’—forecasts for the next two to four hours. This is a new entry (OED Third Edition, December 2003; most recently modified version published online March 2022). < n.1971
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