LAS VEGAS (KTNV) — The unseasonably hot weather is already having an impact on hikers.
Las Vegas firefighters had to rescue someone on Lone Mountain over the weekend.
RELATED: Las Vegas sees dangerous sudden rise in temperature, Excessive Heat Warning issued by NWS
The National Weather Service has issued an Excessive Heat Warning, effective between 8 a.m. on Tuesday through 10 p.m. on Thursday.
RELATED: Valley Health System offers heat safety tips
If you do go outside, experts warn to drink plenty of water and take breaks from the heat in the shade or in air conditioned buildings.