NWS Forecast Office Phoenix, AZ

Strong winds, low humidity levels, and very receptive fuels will combine Friday through Sunday, resulting in a very high fire danger for much of the region, particularly across higher terrain areas. Red Flag Warnings has been issued and any ongoing fires or new starts could grow out of control.

Temperatures 6-8°F above normal will continue today resulting in widespread moderate HeatRisk with areas of major HeatRisk. Additionally, Extreme Heat Warnings remain in effect across portions of the area through this evening. Isolated thunderstorm activity will be possible across the AZ higher terrain this afternoon before much drier and windier conditions are forecast for Friday and through the weekend.

Temperatures will gradually increase this week, peaking on Thursday at 6-10° above normal. This will result in widespread Moderate HeatRisk with areas of Major HeatRisk developing for the end of the workweek. Never underestimate the heat, and make plans accordingly. Remember to drink plenty of water and take breaks in air conditioning.