TUCSON - Heavy rain in the Catalinas will cause flash flooding in lower canyons through this afternoon and evening.
Rain gauges in the Catalina mountains have picked up over 2" of rain as of Sunday afternoon. The runoff is expected to fill Sabino Canyon, Bear Canyon and Seven Falls as the day progresses. A Flash Flood Warning is in effect for these areas until 8pm Sunday evening.
Hikers in the Catalinas should return to the trail head and be prepared for rapidly changing conditions.