Tropical Storm watch issued for Mercer County

Affected Area : Mercer County

LOCATIONS AFFECTED – Trenton – Princeton WIND – LATEST LOCAL FORECAST: Equivalent Tropical Storm force wind – Peak Wind Forecast: 30-40 mph with gusts to 50 mph – Window for Tropical Storm force winds: Tuesday afternoon until early Wednesday morning – THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for wind 39 to 57 mph – The wind threat has remained nearly steady from the previous assessment. – PLAN: Plan for hazardous wind of equivalent tropical storm force. – PREPARE: Efforts to protect property should now be underway. Prepare for limited wind damage. – ACT: Act now to complete preparations before the wind becomes hazardous.

POTENTIAL IMPACTS: Limited – Damage to porches, awnings, carports, sheds, and unanchored mobile homes. Unsecured lightweight objects blown about. – Many large tree limbs broken off. A few trees snapped or uprooted, but with greater numbers in places where trees are shallow rooted. Some fences and roadway signs blown over. – A few roads impassable from debris, particularly within urban or heavily wooded places. Hazardous driving conditions on bridges and other elevated roadways. – Scattered power and communications outages.

STORM SURGE – LATEST LOCAL FORECAST: Localized storm surge possible – Peak Storm Surge Inundation: The potential for up to 2 feet above ground somewhere within surge prone areas – Window of concern: Tuesday morning until early Wednesday morning

POTENTIAL IMPACTS: Limited – Localized inundation is possible with storm surge flooding mainly along tidal creeks and rivers and in low-lying spots. – Sections of near-river roads and parking lots could become overspread with surge water. Dangerous driving conditions are possible in places where surge water covers the road. FLOODING RAIN – LATEST LOCAL FORECAST: Flash Flood Watch is in effect – Peak Rainfall Amounts: Additional 3-6 inches, with locally higher amounts

POTENTIAL IMPACTS: Extensive – Major rainfall flooding may prompt many evacuations and rescues. – Rivers and tributaries may rapidly overflow their banks in multiple places. Small streams, creeks, canals, arroyos, and ditches may become dangerous rivers. In mountain areas, destructive runoff may run quickly down valleys while increasing susceptibility to rockslides and mudslides. Flood control systems and barriers may become stressed. – Flood waters can enter many structures within multiple communities, some structures becoming uninhabitable or washed away. Many places where flood waters may cover escape routes. Streets and parking lots become rivers of moving water with underpasses submerged. Driving conditions become dangerous. Many road and bridge closures with some weakened or washed out.

THREAT TO LIFE AND PROPERTY THAT INCLUDES TYPICAL FORECAST UNCERTAINTY IN TRACK, SIZE AND INTENSITY: Potential for major flooding rain – The flooding rain threat has remained nearly steady from the previous assessment. – PLAN: Emergency plans should include the potential for major flooding from heavy rain. Evacuations and rescues are likely. – PREPARE: Strongly consider protective actions, especially if you are in an area vulnerable to flooding. – ACT: Heed any flood watches and warnings. Failure to take action will likely result in serious injury or loss of life.

Severe Thunderstorm Warning issued for Mercer County

The National Weather Service in Mount Holly NJ has issued a * Severe Thunderstorm Warning for… Southern Morris County in northern New Jersey… Hunterdon County in northwestern New Jersey… South central Warren County in northwestern New Jersey… Northwestern Mercer County in central New Jersey… Somerset County in northern New Jersey… Northwestern Middlesex County in northern New Jersey . Until 145 PM EDT.* At 100 PM EDT, severe thunderstorms were located along a line extending from near Bloomsbury to near Fricks to Marshallton, moving east at 45 mph. HAZARD…60 mph wind gusts and penny size hail. SOURCE…Radar indicated. IMPACT…Damage to roofs, siding, trees, and power lines is possible. * Locations impacted include… Philadelphia, Trenton, West Chester, Somerville, Bensalem, Bridgewater, Ewing, Norristown, Chester, Phoenixville, Lansdale, West Norriton, Middlesex, East Norriton, Princeton, Yeadon, Westtown, Bound Brook, Manville and Perkasie. People attending Covid-19 Drive through testing should seek safe shelter immediately! This includes the following highways… Interstate 287 in New Jersey between mile markers 8 and 27. Interstate 295 in New Jersey between mile markers 68 and 76. Interstate 78 in New Jersey between mile markers 7 and 43. Interstate 95 in Pennsylvania between mile markers 6 and 10. Interstate 476 in Pennsylvania between mile markers 0 and 19. Pennsylvania Turnpike between exits 320 and 353. Northeast Extension between exits A20 and A31. Interstate 676 in Pennsylvania between mile markers 0 and 1. Interstate 76 in Pennsylvania between mile markers 327 and 347. HAIL…0.75IN WIND…60MPH