National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Current Conditions

Tucson Metro Area including Tucson/Green Valley/Marana/Vail

Zone Forecast

  • Rest Of Tonight Partly cloudy. A 10 percent chance of showers and thunderstorms late in the evening. Lows 68 to 73. South wind around 10 mph.
  • Thursday Mostly cloudy. Slight chance of showers and thunderstorms in the morning...then chance of showers and slight chance of thunderstorms in the afternoon. Highs 86 to 92. Southwest wind around 10 mph. Chance of precipitation 40 percent.
  • Thursday Night Mostly cloudy. Chance of showers and slight chance of thunderstorms in the evening...then slight chance of showers and thunderstorms after midnight. Lows 68 to 73. West wind 5 to 15 mph becoming southeast 5 to 10 mph after midnight. Chance of precipitation 30 percent.
  • Friday Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 88 to 94. Northeast wind around 5 mph becoming northwest in the afternoon.
  • Friday Night Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 68 to 74. Southwest wind 5 to 10 mph.
  • Saturday Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 90 to 96.
  • Saturday Night Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 70 to 76.
  • Sunday Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 93 to 99.
  • Sunday Night Through Wednesday Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 70 to 76. Highs 92 to 100.