Pre-warning system used for lightening

The invention discloses a pre-warning system used for lightening, comprising a processor, a lightening monitoring module and a lightening pre-warning module, wherein the processor is responsible for setting threshold of the monitored information, receiving information sent by other modules in the system and sending pre-warning commands; the lightening monitoring module comprises an atmospheric electric field monitoring submodule and a lightening positioning monitoring submodule; the atmospheric electric field monitoring submodule is responsible for monitoring the atmospheric electric field information in the monitored area and sending the information to the processor; the lightening positioning monitoring submodule is responsible for monitoring the lightening position information in the monitored area and sending the information to the processor; and the lightening pre-warning module is responsible for receiving commands sent by the processor and performing corresponding pre-warning display. By adopting the p