Dennis, MA 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 Dennis.

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

Special Weather Statement issued November 4 at 7:50PM EST by NWS Albany NY

The prolonged period of dry weather coupled with a very dry ground will continue to result in elevated fire weather concerns on Tuesday. While minimum relative humidity values range between 50 and 65 percent, the combination of gusty winds and dry conditions are the primary fire weather concerns for Tuesday. Wind gusts during the late afternoon hours are forecasted to be between 15 and 25 mph. Use caution when handling and disposing of ignition sources. Outdoor burning is not recommended.

Special Weather Statement issued November 4 at 7:42PM EST by NWS Boston/Norton MA

The prolonged period of dry weather coupled with a very dry ground will continue to result in elevated fire weather concerns Tuesday. Southwest winds are expected to be stronger, with sustained winds around 10 mph with gusts to 20 mph. Minimum afternoon relative humidity values are expected to range between 55 to 65 percent. Use caution when handling and disposing of ignition sources. Outdoor burning is not recommended.