The National Weather Service has issued a severe thunderstorm warning for Maricopa County in south central Arizona, effective until 9 p.m. MST. The warning comes as the region braces for intense weather conditions during the peak of the monsoon season.
As of 8:34 p.m. MST, a severe thunderstorm was located over Painted Rock Dam, approximately 18 miles north of Gila Bend, and was moving northeast at a speed of 10 mph. Another severe thunderstorm was detected near Wenden, about 29 miles south of Alamo Lake, with a northeastward movement at 15 mph.
In addition to the severe thunderstorm warning, the National Weather Service has also issued a Flash Flood Warning for Pinal County in southeastern Arizona, which is set to remain in effect until 12:45 a.m. MST. Doppler radar indicated that thunderstorms in the warned area were producing heavy rain, with between 1 and 1.5 inches of rain already fallen. Further rainfall amounts of up to 1 inch are anticipated, and flash flooding is either ongoing or expected to begin shortly.
Meteorologists at the National Weather Service in Phoenix have been closely monitoring the situation. At 8:28 p.m. MST, they reported that a severe thunderstorm was located near Wenden, moving northeast at 15 mph. The severe thunderstorm warning is a critical alert, indicating that the area is experiencing or is about to experience a storm with winds of 58 mph or higher and/or hail an inch in diameter or larger.
Arizona's monsoon season, which runs from June 15 to Sept. 30, is known for its intense heat, surges of moisture, and atmospheric instability, leading to the formation of clouds and storm chances in the afternoon. While storms are most frequent during the monsoon, they can occur year-round. These storms can be spotty and short-lived, but they can also unleash strong winds, flashes of lightning, and torrential downpours.
To ensure safety during thunderstorms in Arizona, residents are advised to go indoors at the first sound of thunder, as lightning strikes can occur miles away from the parent storm. Outdoor activities should not be resumed until 30 minutes after the storm passes. It is also important to avoid electronics, plumbing, and windows during thunderstorms. Pets should be brought inside, and loose objects outside should be secured, as they can become dangerous flying debris in high winds.
The 2026 monsoon season has been marked by a variety of weather conditions, from intense heat waves to heavy rain and even dust storms. The recent severe thunderstorm warnings serve as a stark reminder of the unpredictable nature of the monsoon season in Arizona.
Photos and videos from the scene show pedestrians seeking shelter from the sun near the Phoenix Convention Center during a heat wave on May 11, 2026. The state's weather has been captured in stunning photos, showcasing everything from beautiful sunrises and sunsets to the intense heat, rain, snow, and monsoon storms that have made this season memorable.
As the monsoon season continues, residents and visitors alike are encouraged to stay informed about weather conditions and to follow the advice of local authorities to ensure their safety. The National Weather Service will continue to monitor the situation and provide updates as necessary.
(0)