Nowcasting or Nowcast may refer to:
Nowcasting (economics), the estimate of the current state of the economy Nowcasting (meteorology), the weather forecasting for a short period of up to a few hours 3D nowcasting, the prediction of precipitation several minutes before it occurs NowCast (air quality index), the real time estimate of the air quality as well as the few hours prediction of ozone concentration Nowcasting (seismology), the estimate of the current state of a seismological system in earthquake forecasting