No upcoming precipitation for the next hour.
Last update: 08:00, 19 Jul 2026
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North Merrick, New York experiences nor'easters, tropical remnants, and urban flash flooding. The North Merrick rain radar delivers real-time NEXRAD data from KOKX (Upton NY), updated every 4–6 minutes at up to 250-meter resolution. Storms in this part of New York typically approach from southwest or northeast, and RainViewer's hyperlocal radar shows their exact position and direction so you can act before conditions change.
A standard forecast covers the broader New York region. RainViewer shows the actual cell over North Merrick right now — with direction arrows and a 2-hour nowcast so residents and visitors can make real decisions, not guesses.
North Merrick's highest weather risk aligns with June–August (convective) and September–October (tropical peak) and March–April (nor'easters). Nor'easters, tropical remnants, and urban flash flooding drives precipitation events in this region.
Seasonal transitions bring variable conditions — a live radar is more reliable than a forecast during these less predictable windows.
Precipitation probability drops in North Merrick during January–February, allowing outdoor activities to proceed with lower weather risk.
A radar check before leaving gives North Merrick drivers 20+ minutes to adjust timing or avoid flood-prone roads. Real-time NEXRAD is more actionable than a forecast probability for daily commute decisions in New York.
Residents and visitors planning outdoor activities in North Merrick benefit from knowing exactly when rain will arrive from southwest or northeast. A live radar replaces forecast uncertainty with a real decision window.
RainViewer aggregates radar data for the United States from the NEXRAD network operated by NOAA's National Weather Service — 160 WSR-88D stations covering the contiguous US, Alaska, Hawaii, and US territories. Data updates every 4–6 minutes as each station completes its scan cycle. RainViewer processes and displays NEXRAD data at up to 250-meter resolution. For North Merrick, New York, the primary NEXRAD source is KOKX (Upton NY).
North Merrick can experience localized flooding during intense rain events, particularly in low-lying areas near drainage channels. Nor'easters, tropical remnants, and urban flash flooding means runoff can accumulate quickly in parts of New York. A live radar provides advance warning before conditions develop.
North Merrick's primary rain season runs through June–August (convective) and September–October (tropical peak) and March–April (nor'easters). The driest period is typically January–February.
Yes — RainViewer shows live NEXRAD data for North Merrick at up to 250-meter resolution, updated every 4–6 minutes from KOKX (Upton NY). The hyperlocal radar includes current precipitation, storm direction, and a 2-hour nowcast.
RainViewer Essential sends a rain alert 10–15 minutes before precipitation reaches your saved location in North Merrick, New York. Set an alert for your specific address — not just a general New York area warning.
Rain can arrive in North Merrick faster than a forecast update — a live radar gives you the window to act.
Forecasts cover New York broadly. RainViewer shows the cell position over North Merrick right now.
Your weather app shows rain likely near North Merrick. RainViewer shows the cell position and minutes to arrival.
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