Tonight's weather conditions in Tucson: Mainly clear. Low around 70F. Winds SE at 5 to 10 mph. The forecast is showing a hot day in Tucson Sunday. Temperatures are projected to be a sizzling hot day tomorrow with temperatures reaching a high of 99, though luckily it will feel much cooler at . Expect a drastic drop in temperatures though, with a low reaching 72 degrees. Expect clear skies tomorrow. High UV indexes are expected. Be careful outside, especially during late morning through mid-afternoon. If your shadow is shorter than you, seek shade and wear protective clothing and generously apply sunscreen on exposed skin. The Tucson area should see a light breeze, with forecast models showing only 10 mph wind conditions coming up from the south. This report is created automatically with weather data provided by TownNews.com. Stay in the know. Visit tucson.com for local news and weather.

