PIMA, AZ; Santa Cruz, AZ — At 1235 PM MST, Doppler radar and automated rain gauges indicated that heavy rain was falling across the warned area. Area gauges have reported 1 and 2 inches of rain. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas.
Some locations that will experience flash flooding include... Nogales, Tubac, Rio Rico, Patagonia, Arivaca, Patagonia Lake State Park, Nogales International Airport, Tumacacori, Kino Springs, Sasabe, Pena Blanca Lake, Ruby, Arivaca Lake and Lochiel.
This includes the following Flash Flood Prone Locations... Nogales Wash at Doe St Bridge and Pendleton Dr at Sonoita Creek.
This includes the following streams and drainages... Sopori Wash, Sonoita Creek, Alamito Wash, Potrero Creek, Tonto Canyon, Cedar Creek, Guijas Wash, Las, Bailey Wash, Lopez Wash, Yellow Jacket Wash, Fraguita Wash, Sycamore Canyon, Compartidero, Arroyo del, Osa Wash, La, Arivaca Creek, Josephine Canyon, Santa Cruz River, California Gulch, Canoa Wash, Papalote Wash, Warsaw Canyon, Tres Bellotas Canyon, Sasabe, Arroyo del, Puertocito Wash, Pe?asco Canyon, San Luis Wash, Sierra Canyon, Harshaw Creek and Cienega Creek.
Flooding in Pima, AZ; Santa Cruz, AZ can cut off roads with little warning, damage homes near low-lying areas, and disrupt power and water service. Even a few inches of moving water can carry away a vehicle.
This report is based on information from NWS, monitored by Alert USA's verified emergency feed.
Alert USA anticipates a high chance of travel disruptions, elevated property risk in low-lying areas, and possible power outages while the event is active.
Recommended steps: avoid flooded roads — turn around, don't drown; move to higher ground if you are in a low-lying area; charge phones and prepare for power loss; check on family and neighbors.
Alert USA is tracking this flood event and will update this report as verified information becomes available.
Verified by Alert USA • NWS