Philadelphia, PA 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 Philadelphia.

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

Winter Weather Advisory issued November 20 at 12:34PM EST until November 23 at 7:00AM EST by NWS Pittsburgh PA

...AN IMPACTFUL WINTER STORM LIKELY FOR HIGHER ELEVATIONS... .A potent winter system will advance across the area Thursday afternoon through Saturday. Initial accumulations are likely Thursday, but the time with the highest snowfall rates will likely be late Thursday night and early Friday morning for the affected Pennsylvania Counties, and during the daytime Friday for affected West Virginia Counties. Most snow accumulations will conclude by Friday night with the exception of eastern Tucker County where snow and light freezing drizzle may continue through Saturday. * WHAT...Snow expected. Total snow accumulations between 2 and 4 inches. Winds gusting as high as 35 mph. * WHERE...Forest, Jefferson PA, and Indiana Counties. * WHEN...From 1 PM Thursday to 7 AM EST Saturday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday evening and Friday morning commutes.

Winter Storm Warning issued November 20 at 12:34PM EST until November 23 at 7:00AM EST by NWS Pittsburgh PA

...AN IMPACTFUL WINTER STORM LIKELY FOR HIGHER ELEVATIONS... .A potent winter system will advance across the area Thursday afternoon through Saturday. Initial accumulations are likely Thursday, but the time with the highest snowfall rates will likely be late Thursday night and early Friday morning for the affected Pennsylvania Counties, and during the daytime Friday for affected West Virginia Counties. Most snow accumulations will conclude by Friday night with the exception of eastern Tucker County where snow and light freezing drizzle may continue through Saturday. * WHAT...Heavy snow expected. Total snow accumulations between 6 and 12 inches. Winds gusting as high as 40 mph. * WHERE...In Pennsylvania, Higher Elevations of Fayette and Higher Elevations of Westmoreland Counties. In West Virginia, Eastern Preston, Preston, and Western Tucker Counties. * WHEN...From 1 PM Thursday to 7 AM EST Saturday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday commutes.

Winter Weather Advisory issued November 20 at 12:34PM EST until November 23 at 7:00AM EST by NWS Pittsburgh PA

...AN IMPACTFUL WINTER STORM LIKELY FOR HIGHER ELEVATIONS... .A potent winter system will advance across the area Thursday afternoon through Saturday. Initial accumulations are likely Thursday, but the time with the highest snowfall rates will likely be late Thursday night and early Friday morning for the affected Pennsylvania Counties, and during the daytime Friday for affected West Virginia Counties. Most snow accumulations will conclude by Friday night with the exception of eastern Tucker County where snow and light freezing drizzle may continue through Saturday. * WHAT...Snow expected. Total snow accumulations between 3 and 6 inches. Winds gusting as high as 40 mph. * WHERE...In Pennsylvania, Higher Elevations of Indiana County. In West Virginia, Ridges of Eastern Monongalia and Northwestern Preston County. * WHEN...From 1 PM Thursday to 7 AM EST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes.

The Winter Weather Advisory has been cancelled.

The Winter Weather Advisory has been cancelled and is no longer in effect.

Winter Storm Watch issued November 20 at 12:04PM EST until November 22 at 4:00PM EST by NWS Binghamton NY

* WHAT...Heavy wet snow possible. Total snow accumulations up to 7 inches possible in higher elevations and up to 3 inches in lower elevations. * WHERE...Bradford, Northern Wayne, Pike, and Susquehanna Counties. * WHEN...From Thursday afternoon through Friday afternoon. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes.

Winter Storm Watch issued November 20 at 12:04PM EST until November 22 at 4:00PM EST by NWS Binghamton NY

* WHAT...Heavy wet snow possible. Total snow accumulations up to 12 inches possible in higher elevations and up to 4 inches in lower elevations. Winds could gust as high as 35 mph. * WHERE...Lackawanna, Luzerne, Southern Wayne, and Wyoming Counties. * WHEN...From Thursday afternoon through Friday afternoon. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes.

Wind Advisory issued November 20 at 11:52AM EST until November 21 at 1:00AM EST by NWS Pittsburgh PA

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...In Pennsylvania, Higher Elevations of Fayette, Higher Elevations of Westmoreland, and Higher Elevations of Indiana Counties. In West Virginia, Eastern Preston, Eastern Tucker, Preston, Ridges of Eastern Monongalia and Northwestern Preston, and Western Tucker Counties. * WHEN...From 5 PM this afternoon to 1 AM EST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winter Storm Watch issued November 20 at 11:39AM EST until November 22 at 4:00PM EST by NWS State College PA

* WHAT...Heavy wet snow possible. Total snow accumulations 6 inches or more possible at and above 1500 feet elevation. * WHERE...Schuylkill, Sullivan, and Tioga Counties. * WHEN...From Thursday afternoon through Friday afternoon. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes. * ADDITIONAL DETAILS...The heavy snow is most likely at elevations above 1500 feet. Lower elevations and valley locations will likely receive significantly less snow.

Winter Storm Watch issued November 20 at 11:39AM EST until November 22 at 4:00PM EST by NWS State College PA

* WHAT...Heavy wet snow possible. Total snow accumulations 6 inches or more possible at and above 1500 feet elevation. * WHERE...Northern Lycoming and Potter Counties. * WHEN...From Thursday afternoon through Friday afternoon. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes. * ADDITIONAL DETAILS...The heavy snow is most likely at elevations above 1500 feet. Lower elevations and valley locations will likely receive significantly less snow.

Winter Storm Warning issued November 20 at 11:39AM EST until November 23 at 7:00AM EST by NWS State College PA

* WHAT...Heavy wet snow possible. Total snow accumulations 6 to 12 inches possible. Winds could gust as high as 40 mph. * WHERE...Cambria and Somerset Counties. * WHEN...From 1 PM Thursday to 7 AM EST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes.

Winter Weather Advisory issued November 20 at 11:39AM EST until November 23 at 7:00AM EST by NWS State College PA

* WHAT...Snow expected. Total snow accumulations between 3 and 5 inches. * WHERE...A portion of central Pennsylvania. * WHEN...From 1 PM Thursday to 7 AM EST Saturday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday evening and Friday morning commutes.

Wind Advisory issued November 20 at 11:28AM EST until November 21 at 1:00AM EST by NWS State College PA

* WHAT...West winds 10 to 20 mph with gusts up to 45 mph expected. * WHERE...Bedford, Blair, Cambria, Clearfield, Northern Centre, and Somerset Counties. * WHEN...From 6 PM this evening to 1 AM EST Thursday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Wind Advisory issued November 20 at 9:47AM EST until November 21 at 12:00AM EST by NWS Cleveland OH

* WHAT...West winds 15 to 25 mph with gusts up to 50 mph expected. * WHERE...In Ohio, Ashtabula Inland, Ashtabula Lakeshore, Cuyahoga, Geauga, and Lake Counties. In Pennsylvania, Northern Erie and Southern Erie Counties. * WHEN...From 3 PM this afternoon to midnight EST tonight. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winter Storm Watch issued November 20 at 2:24AM EST until November 22 at 4:00PM EST by NWS Mount Holly NJ

* WHAT...Heavy wet snow possible. Total snow accumulations 4 to 8 inches possible, with the highest accumulations at and above 1500 feet in northern Carbon and northwestern Monroe counties. Lower elevations may receive significantly less. * WHERE...Carbon and Monroe Counties. * WHEN...From Thursday afternoon through Friday afternoon. * IMPACTS...The strong winds and weight of snow on tree limbs may down power lines and could cause sporadic power outages. Travel could be very difficult. The hazardous conditions could impact the Thursday evening and Friday morning commutes.