Temperatures across metro Tucson will be 10 to 15 degree above normal this weekend, the weather service says.
There's a 50% chance Tucson's high temperature could reach 100 degrees Saturday, the National Weather Service here says in its forecast.
See what today's weather forecast looks like in Tucson.
While still hotter than normal, the chance of a triple-digit high on Sunday drops to 25%, the weather service says.
On Monday afternoon, a low pressure system is expected to bring sustained winds of between 15 to 20 mph to Southeast Arizona, the weather service said.
Tucson is expected to be breezy on Monday and Tuesday.
Stronger winds Tuesday in Cochise County raise the concern for blowing dust along Interstate-10 in the the Willcox Playa area.
