{"url_path":"/weather/alerts/2.49.0.1.840.0.93f776657ea2dfec56beec41580bca9ad80dbb67.001.1","section_key":"alert","section_title":"Flash Flood Warning issued September 12 at 2:13PM MST until September 12 at 4:15PM MST by NWS Tucson AZ","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-12","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.93f776657ea2dfec56beec41580bca9ad80dbb67.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Tucson AZ"},"word_count":344,"has_tables":false,"body_markdown":"# Flash Flood Warning: Flash Flood Warning issued September 12 at 2:13PM MST until September 12 at 4:15PM MST by NWS Tucson AZ\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Pima, AZ\n**Issued by:** NWS Tucson AZ\n**Sent:** 2026-09-12T14:13:00-07:00\n**Effective:** 2026-09-12T14:13:00-07:00\n**Expires:** 2026-09-12T16:15:00-07:00\n\n## Description\nAt 213 PM MST, Doppler radar indicated thunderstorms producing heavy\nrain across the warned area. Between 1 and 1.5 inches of rain have\nfallen in the Vail area with around 1 inch on the east side of\nTucson. Flash flooding is ongoing or expected to begin shortly.\n\nHAZARD...Flash flooding caused by thunderstorms.\n\nSOURCE...Radar indicated.\n\nIMPACT...Flash flooding of small creeks and streams, urban areas,\nhighways, streets and underpasses as well as other poor\ndrainage and low-lying areas.\n\nSome locations that will experience flash flooding include...\nTucson, Davis-Monthan Air Force Base, Tanque Verde, Vail, Saguaro\nNational Park East and Rita Ranch.\n\nThis includes the following highways...\nInterstate 10 between mile markers 268 and 289. Route 83 between mile\nmarkers 53 and 58.\n\nThis includes the following Flash Flood Prone Locations...\nHarrison Rd at Pantano Wash, Agua Caliente Wash from Soldier Trl to\nFort Lowell, Wentworth Rd at Tanque Verde Wash, Tanque Verde Loop Rd\nat Tanque Verde Wash, Old Spanish Trl at Rincon Creek, Houghton Rd\nfrom I-10 & Sahuarita Rd, Escalante Rd at Atterbury Wash, Alamo Wash\nbetween Speedway and Grant, Andrada Rd east of Wentworth Rd, Camino\nLoma Alta at Rincon Creek, Freeman Rd between Broadway and Old\nSpanish Trail, Old Spanish Trail at Jeremy Wash and Calle Rinconada\nRd from Andrada Rd to Sahuarita Rd.\n\nThis includes the following streams and drainages...\nVentana Canyon Wash, Santa Cruz River, Rincon Creek, Cienega Creek,\nTanque Verde Wash, Rillito River, Chico, Arroyo, Sabino Creek,\nMescal Arroyo, Coyote Wash, Agua Verde Creek and Pantano Wash.\n\n## Instructions\nTurn around, don't drown when encountering flooded roads. Most flood\ndeaths occur in vehicles.\n\nBe aware of your surroundings and do not drive on flooded roads.\n\nIn hilly terrain there are hundreds of low water crossings which are\npotentially dangerous in heavy rain. Do not attempt to cross flooded\nroads. Find an alternate route."}