Weather Alert Details

Northwestern San Juan Mountains

Winter Weather Advisory from SUN 6:00 PM MDT until TUE 6:00 AM MDT Issued May, 04 2025 at 11:49 AM - US/Mountain expires May, 06 2025 at 6:00 AM - US/Mountain ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MDT TUESDAY ABOVE 9500 FEET... * WHAT...Moderate to heavy snow expected above 9500 feet. Total snow accumulations between 4 and 10 inches with significantly higher amounts above timberline on favored peaks. * WHERE...Northwest San Juan Mountains and Southwest San Juan Mountains. * WHEN...From 6 PM this evening to 6 AM MDT Tuesday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slushy to snow packed at times...but especially during the overnight and morning hours. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. &&