With temperatures expected to reach 31 C today, Environment Canada has issued a heat warning for Hamilton.

Temperatures are expected to continue into Monday with a near 32 C. Overnight lows near 21 C.

It's possible these heat conditions could persist into Tuesday.

The City of Hamilton and participating community agencies are responding to the heat warning by offering cool places for people to escape the heat.

These places can be identified with a "Cool Down Here" sign outside of the entrance.

The City is also offering free swimming at all indoor and outdoor pools for all public, family, adult, and senior's swims.

For more information visit http://www.hamilton.ca/heat

Signs of heat exhaustion

Heavy sweating

Weakness

Cold, pale and clammy skin

Weak pulse

Fainting and vomiting

If you experience these symptoms, seek medical attention right away.

With today's high temperature marking the first heat event of the season, Environment Canada is reminding people to take care of themselves.

Hot weather tips

Drink plenty of water before you feel thirsty

Stay in a cool place such as a tree-shaded area, swimming pool, shower or bath, or an air-conditioned spot like a public building

Never leave people or pets inside a parked vehicle

According to Environment Canada, temperatures are expected to fall below heat warning criteria by the middle of the week.

Heat warnings stay in effect until they are cancelled or escalated to an extended heat warning.