Marriottsville Warnings, Watches and Advisories

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Marriottsville.

Use the Radar Maps link provided to understand the trajectory of a storm.

Monitoring message only. Please disregard.

Winter Weather Advisory issued November 22 at 9:22AM EST until November 22 at 6:00PM EST by NWS Baltimore MD/Washington DC

* WHAT...Snow. Total snow accumulations 3 to 6 inches. Winds gusting as high as 40 mph. * WHERE...In Maryland, Extreme Western Allegany County. In West Virginia, Western Mineral County. * WHEN...Until 6 PM EST this evening. The steadiest snow is expected this afternoon. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Plan on slippery road conditions. The hazardous conditions could impact the evening commute. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Snowfall rates around 1 inch per hour are possible this afternoon.

Winter Storm Warning issued November 22 at 9:22AM EST until November 23 at 3:00AM EST by NWS Baltimore MD/Washington DC

* WHAT...Heavy snow and near blizzard conditions. Total snow accumulations of 6 to 12 inches, with locally 1 to 2 feet along the ridgetops. Winds gusting as high as 45 mph this afternoon into tonight. * WHERE...Garrett County. * WHEN...Until 3 AM EST Saturday. The heaviest snow and lowest visibility are expected between about 10 AM this morning and 10 PM this evening. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Visibilities may drop below 1/4 mile due to falling and blowing snow. The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Whiteout conditions are expected and will make travel treacherous and potentially life-threatening. Travel could be very difficult to impossible. The hazardous conditions will impact the evening commute. * ADDITIONAL DETAILS...Near blizzard conditions are possible today. Snowfall rates of 1 to 2 inches per hour are likely late this morning through this evening. Snow may transition to a period of freezing rain or drizzle late tonight into Saturday morning. Wind chills in the teens and 20s are expected through tonight.