STORM WATCH Showers and thunderstorms possible this evening for Long Island
A few storms this evening could become strong, with damaging winds and torrential downpours. Several rounds of rain are expected Sunday through Tuesday, bringing the potential for localized flooding before conditions improve by midweek.
Jul 4, 2026, 6:30 PM
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Updated
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What to expect:
Showers and thunderstorms continue this evening before becoming more scattered overnight.
Several rounds of rain are expected Sunday through Tuesday, with locally heavy rainfall that could lead to flooding in poor drainage and low-lying areas.
While widespread severe weather is not expected, a few thunderstorms could produce gusty winds, frequent lightning and torrential rainfall.
Drier weather returns Wednesday, with a warming trend that brings temperatures back into the upper 80s to around 90 by the end of the week.
This evening: Showers and thunderstorms are likely through mid-evening, producing periods of heavy rain, frequent lightning and gusty winds. Rainfall of .25" to .50" is expected, with locally higher amounts under stronger storms.
Overnight tonight: Showers gradually become more scattered overnight with mostly cloudy skies. Temperatures will settle into the low 70s.
Sunday: Partly sunny, with scattered showers developing during the morning and continuing into the afternoon. Temperatures will reach the mid- to upper 80s.
Sunday night: Showers become widespread, with a few embedded thunderstorms. Periods of moderate to heavy rain are expected overnight. Temperatures will fall into the mid-60s.
Monday: Cloudy, with showers and thunderstorms throughout the day. Some storms may produce heavy rainfall, leading to localized flooding. Temperatures will be in the upper 70s to around 80.
Tuesday: Mostly cloudy, with additional showers and thunderstorms possible, especially during the afternoon. Temperatures will reach the low 80s.
Wednesday: Partly sunny and drier, with temperatures in the mid-80s.
Thursday: Mostly sunny and warmer, with temperatures in the upper 80s.
Friday: Partly sunny, with a slight chance of a shower. Temperatures will climb to around 90.
