Flash Flood in San Miguel County, New Mexico

Flash Flood May 31, 2025 · San Miguel County, New Mexico

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

The San Miguel County Fire Chief shared delayed reports of flash flooding occurring in several locations of the Hermit's Peak/Calf Canyon burn scar from a thunderstorm. Water flowing over roadways was reported southwest of Sapello at County Roads A2 and A3 near Las Dispensas, County Roads A18 and A19 near Mineral Hill, and over Cunningham Rd. and El Llano Rd. crossing Gallinas Peak between Montezuma and Las Vegas.

The wider storm

Thunderstorms developed over the central portion of the 2022 Hermit's Peak/Calf Canyon burn scar in the early afternoon of May 31st. One of these storms produced heavy rain over upper portions of the Gallinas and Sapello Rivers. An estimated 1 to 2 inches of rainfall produced flash flooding within these drainages that overtopped low water crossings that reached down the Gallinas Creek to areas between Montezuma and Las Vegas.

Key Word: Burn Scar Flash Flooding.

Began near San Antonio (35.6156, -105.2478).

Source: NOAA Storm Events Database, event 1251318. Narratives are written by the National Weather Service forecast office that issued the report.

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