{"url_path":"/weather/alerts/2.49.0.1.840.0.183f94b46b840c775db6a8e7381c656f4c5644ad.001.1","section_key":"alert","section_title":"Flash Flood Warning issued September 18 at 3:50PM MST until September 18 at 5:15PM MST by NWS Flagstaff AZ","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-09-18","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.183f94b46b840c775db6a8e7381c656f4c5644ad.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Flagstaff AZ"},"word_count":212,"has_tables":false,"body_markdown":"# Flash Flood Warning: Flash Flood Warning issued September 18 at 3:50PM MST until September 18 at 5:15PM MST by NWS Flagstaff AZ\n\n**Severity:** Severe\n**Certainty:** Likely\n**Urgency:** Immediate\n**Areas:** Apache, AZ\n**Issued by:** NWS Flagstaff AZ\n**Sent:** 2026-09-18T15:50:00-07:00\n**Effective:** 2026-09-18T15:50:00-07:00\n**Expires:** 2026-09-18T17:15:00-07:00\n\n## Description\nAt 350 PM MST, Doppler radar indicated thunderstorms producing heavy\nrain across the warned area. Between 1.5 and 3 inches of rain have\nfallen. Additional rainfall amounts up to 0.5 inches are possible in\nthe warned area. Flash flooding is ongoing or expected to begin\nshortly.\n\nHAZARD...Life threatening flash flooding. Thunderstorms producing\nflash flooding.\n\nSOURCE...Radar indicated.\n\nIMPACT...Life threatening flash flooding of creeks and streams,\nnormally dry washes, urban areas, highways, streets and\nunderpasses.\n\nSome locations that will experience flash flooding include...\nSpringerville, Lyman Lake State Park, Becker Lake and Lyman Lake.\n\nThis includes the following highways...\nHighway 60 between mile markers 377 and 387. Highway 180 191 between\nmile markers 380 and 381...and between mile markers 386 and 394.\n\nThis includes the following recreation areas and campgrounds...\nLyman Lake Campground.\n\nThis includes the following creeks, washes and rivers...\nCoyote Creek, Little Colorado River, Carnero Creek, Vigil Run and\nNutrioso Creek.\n\n## Instructions\nFlooding of washes and creeks will occur, some dirt roads will become\nmuddy and impassable. Paved roads and underpasses could become\nflooded as well."}