Resolved Sep 12, 2025 at 11:30 AM. Kept for reference.
LowWeatherNWS Grand Junction
Flood Advisory
San Juan County · Started Sep 12, 2025 at 10:35 AM · Updated 2d ago
San Juan Countyarea
Sep 12, 2025, 10:35 AMeffective
Sep 12, 2025, 11:30 AMexpires
NWS Grand Junctionsource
Approximate affected area. Zone-based advisories do not include an exact boundary
Full advisory
WHAT
Debris from mudslide and flooding caused by excessive rainfall is expected.
WHERE
A portion of southwest Colorado, including the following county, San Juan.
WHEN
Until 1130 AM MDT.
IMPACTS
A mudslide over highway 550 is on going or expected to begin shortly. Avoid traveling and recreating through the advisory area.
ADDITIONAL DETAILS
- At 1034 AM MDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1 inch of rain has fallen. - Some locations that will experience flooding include... mainly rural areas of South Central San Juan County - http://www.weather.gov/safety/flood