Phoenix, brace yourselves for a stretch of sunny skies and rising temperatures, as the forecast predicts a steady climb into the upper 70s over the next few days, before a significant dip later in the week, a pattern that should satisfy sun-seekers but may have others pining for cooler relief. According to the National Weather Service, today’s conditions are set to reach a high near 73 degrees, with a calm wind turning east northeast, while tonight will remain mostly clear with a low around 50.