Weather Alerts For Mount Lemmon, AZ

A Weather Alert has been issued for a nearby area. While your current location is outside of the impacted area, please stay alert and monitor weather conditions. # SUMMARY -------------------- The National Weather Service in Tucson has issued a - Flash Flood Warning for... East Central Pima County in southeastern Arizona... - Until 845 PM MST. - At 550 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.5 and 1 inch of rain has fallen. Flash flooding is ongoing or expected to begin shortly. # DETAILS -------------------- HAZARD Flash flooding caused by thunderstorms. SOURCE Radar indicated. 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 Drexel Heights, Pascua Pueblo Yaqui Reservation, San Xavier Community, Valencia West, Tucson Estates, San Xavier Mission and Ryan AirField. THIS INCLUDES THE FOLLOWING HIGHWAYS Interstate 19 between mile markers 56 and 61. Route 86 between mile markers 160 and 171. THIS INCLUDES THE FOLLOWING FLASH FLOOD PRONE LOCATIONS Santa Clara Ave at El Vado Wash, Mark Rd from Jeffery Rd to Los Reales Rd, Mission Rd from Valencia Rd to San Xavier Rd and Black Wash at S Camino de Oeste. ISSUED AT Monday, September 14, 2026 at 5:50 PM MST ISSUED BY National Weather Service Tucson AZ HEADER BULLETIN - EAS ACTIVATION REQUESTED | Flash Flood Warning # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.

# SUMMARY -------------------- The National Weather Service in Tucson has issued a - Severe Thunderstorm Warning for... Northeastern Pima County in southeastern Arizona... - Until 630 PM MST. - At 545 PM MST, severe thunderstorms were located along a line from over Casas Adobes to over Drexel Heights, moving northeast at 15 mph. # DETAILS -------------------- HAZARD 60 mph wind gusts and small hail. SOURCE Radar indicated. IMPACT Expect damage to roofs, siding, and trees. LOCATIONS IMPACTED INCLUDE Tucson, Catalina, Oro Valley, Marana, Davis-Monthan Air Force Base, Casas Adobes, Drexel Heights, Flowing Wells, South Tucson, Pascua Pueblo Yaqui Reservation, Tortolita, San Xavier Community, Catalina Foothills, Tucson Mountain Park, Catalina State Park, Saguaro National Park West, Tucson International Airport and Sabino Canyon Recreation Area. THIS INCLUDES THE FOLLOWING HIGHWAYS Interstate 19 between mile markers 54 and 63. Route 86 between mile markers 158 and 171. Route 77 between mile markers 70 and 85. Interstate 10 between mile markers 244 and 265. ISSUED AT Monday, September 14, 2026 at 5:45 PM MST ISSUED BY National Weather Service Tucson AZ HEADER BULLETIN - IMMEDIATE BROADCAST REQUESTED | Severe Thunderstorm Warning # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds. Torrential rainfall is also occurring with these storms and may lead to flash flooding. Do not drive your vehicle through flooded roadways.

# HEADLINE -------------------- FLOOD WATCH REMAINS IN EFFECT UNTIL 11 PM MST THIS EVENING # DETAILS -------------------- WHAT Flash flooding caused by excessive rainfall is possible. WHERE A portion of Southeast Arizona, including the following areas, Catalina and Rincon Mountains, Chiricahua Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains, Eastern Cochise County below 5000 feet, Galiuro and Pinaleno Mountains, South Central Pinal County, Southeast Pinal County, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley and Upper Santa Cruz River Valley/Altar Valley. WHEN Until 11 PM MST this evening. IMPACTS Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Low-water crossings may be flooded. ADDITIONAL DETAILS - Well above normal moisture levels for September are expected to result in scattered to numerous showers and thunderstorms capable of producing heavy rainfall today. Rain totals of 1 to 2 inches are expected with the stronger storms with isolated amounts over 2 inches possible. Areas that received substantial rainfall over the past 72 hours will be more susceptible to flash flooding. This rainfall will result in faster response in washes, creeks, and storm drainages. - http://www.weather.gov/safety/flood ISSUED AT Monday, September 14, 2026 at 12:50 PM MST ISSUED BY National Weather Service Tucson AZ HEADER Flood Watch # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. # AREAS AFFECTED -------------------- Dragoon and Mule and Huachuca and Santa Rita Mountains, South Central Pinal County, Catalina and Rincon Mountains, Chiricahua Mountains, Eastern Cochise County below 5000 feet, Galiuro and Pinaleno Mountains, Southeast Pinal County, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, Upper Santa Cruz River Valley/Altar Valley Including the cities of Marana, Benson, Chiricahua N.M., Mammoth, Green Valley, Sierra Vista, Nogales, Mount Graham, Picacho Peak State Park, Canelo Hills, Mount Lemmon, Oracle, Vail, Clifton, Madera Canyon, Safford, Summerhaven, Bisbee, Tucson, Willcox, and Douglas

Closest strike: 7.96 miles Stay Alert! Remain in a safe area until there has been no lightning within 10 miles of this location for 30 minutes. Please be aware that lightning activity can remain high even when a storm is moving away from your location. Even if rain has stopped, do not leave your safe area until WeatherBug indicates that lightning is more than 10 miles away from this selected location. IF OUTDOORS Avoid water, high ground, and open spaces. Avoid all metal objects including electric wires, fences, and machinery. Find a safe area in a building or in a fully enclosed vehicle with the windows completely shut. Unsafe places include underneath canopies, small picnic or rain shelters, convertibles, or near trees. IF INDOORS Avoid water and stay away from doors and windows. Avoid using a hard line telephone. Take off headphones. Turn off, unplug, and stay away from appliances, computers, power tools, and TV sets. Lightning may strike exterior electric and phone lines, inducing shocks to inside equipment.