Weather

Flash Flood Watch, Heat Advisory In Effect For Union County

A flash flood watch and a heat advisory is in effect for Union County on Tuesday.

UNION COUNTY, NJ — A flash flood watch and a heat advisory is in effect for Union County on Tuesday.

The heat advisory remains in effect through 6 p.m. due to a predicted heat index in the mid 90s due to temperatures in the mid to upper 80s, and dewpoints in the lower to mid 70s, the National Weather Service reported.

A flash flood watch is also in effect from noon through this evening due to a few strong to severe thunderstorms that have the potential to bring torrential downpours with rainfall rates of 1 to 2 inches per hour, according to the NWS.

Find out what's happening in Westfieldfor free with the latest updates from Patch.

These types of rainfall rates will cause urban and poor drainage flooding, with potential for flash flooding in areas affected by multiple successive thunderstorms. Additionally, rapid water level rises can occur on flashy small rivers and streams in basins affected by this activity.

Here is a look at Tuesday's weather, according to NWS:

Find out what's happening in Westfieldfor free with the latest updates from Patch.

Today: Showers and thunderstorms, mainly after 2 p.m. Some of the storms could produce gusty winds and heavy rain. High near 88. Heat index values as high as 95. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80 percent. New rainfall amounts between three quarters and one inch possible.

Tonight: Showers and thunderstorms, mainly before 11 p.m. Some of the storms could produce heavy rain. Low around 66. Northwest wind 3 to 5 mph. Chance of precipitation is 80 percent. New rainfall amounts between a half and three quarters of an inch possible.

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