The National Weather Service is warning about thunderstorms that could produce severe weather and tornadoes in the Illinois area on Monday. | Provided Graphic

The National Weather Service has issued a tornado watch for Lake and McHenry counties along with most of north-central and northern Illinois.

The National Weather Service (NWS) said showers and thunderstorms were expected Monday afternoon and evening.

Some of the thunderstorms that develop today could become severe and be capable of producing damaging winds, tornadoes and hail.

The NWS issued a tornado watch around 3:05 p.m. Monday for 51 counties in the north-central and northern Illinois area.

Meteorologists believe a few tornadoes are possible along with isolated hail up to ping pong size and scattered winds up to 70 mph.

The tornado watch is in effect until 9 p.m. Monday.

“Remain weather-aware today, and make sure that you have multiple ways to receive weather warnings!” the NWS said.

Those who hear thunder are urged to move indoors to stay safe.

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