Excessive heat warning extended through weekend

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Excessive heat warning in effect until 8 PM MST Monday...

Sunday:

Mostly sunny. A slight chance of afternoon showers and thunderstorms. Hot. Highs 107 to 112. Southeast wind around 5 mph in the morning becoming southwest in the afternoon. Chance of measurable rain 10 percent.

Monday:

Mostly sunny in the morning...then becoming partly sunny. Hot. Highs 107 to 112. Southwest wind around 5 mph

Tuesday:

Partly cloudy and hot. Lows in the upper 70s to upper 80s. Highs 105 to 110.