New York (Manhattan) County, NY
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Tuesday 07/21 2:08 PM EDT – Tuesday 07/21 9:00 PM EDT
Issued by NWS Upton NY
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 507 IN EFFECT UNTIL 9 PM EDT THIS EVENING FOR THE FOLLOWING AREAS
Areas Impacted
Counties in Southern Connecticut
- Fairfield
- New Haven
Counties in Northeast New Jersey
- Bergen
- Essex
- Hudson
- Passaic
- Union
Counties in Southeast New York
- Bronx
- Kings (Brooklyn)
- Nassau
- New York (Manhattan)
- Orange
- Putnam
- Queens
- Richmond (Staten Island)
- Rockland
- Westchester
In effect from Tuesday 07/21 9:51 AM EDT – Wednesday 07/22 2:00 AM EDT
Issued by NWS Upton NY
What
Flooding caused by excessive rainfall continues to be possible.
Where
Portions of northeast New Jersey, including the following areas, Eastern Bergen, Eastern Essex, Eastern Passaic, Eastern Union, Hudson, Western Bergen, Western Essex, Western Passaic and Western Union and southeast New York, including the following areas, Bronx, Kings (Brooklyn), New York (Manhattan), Northern Queens, Richmond (Staten Island) and Southern Queens.
When
Through late tonight.
Impacts
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.
Additional Details
- Multiple rounds of heavy downpours and thunderstorms are expected this morning into tonight. Averaged rainfall totals will be between 1 and 2 inches, with localized swaths of 3 to 4 inches possible. Peak rainfall rates in the strongest storms could be 2-3 inches per hour. - http://www.weather.gov/safety/flood
What to Do
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Areas Impacted
- Western Passaic
- Eastern Passaic
- Hudson
- Western Bergen
- Eastern Bergen
- Western Essex
- Eastern Essex
- Western Union
- Eastern Union
- New York (Manhattan)
- Bronx
- Richmond (Staten Is.)
- Kings (Brooklyn)
- Northern Queens
- Southern Queens
Tips to Stay Safe
A Flood Watch means the area may experience a dangerous flooding event, and being prepared may save lives and property.
- Be aware of low-lying areas along your travel routes that are most likely to flood.
- Check your home’s emergency supplies, and make sure all members of the household know your emergency plan.
- Stay tuned for local weather updates on the situation as it develops.
If a Flood Warning is issued, it means that dangerous flooding is expected or already happening.
- Never walk, swim, or drive through flood waters or flooded roads.
- Stay away from areas where water levels can rise rapidly, like storm drains, culverts, creeks and streams.
If your home is likely to flood, or if authorities tell you to evacuate, do so immediately and move to higher ground.
Briefing
From the Forecaster
Weather Story for Tuesday, July 21st, 2026
Created by the NWS New York City WFO
Multiple rounds of showers and thunderstorms with heavy rain are expected Tuesday morning into Tuesday night. This could lead to scattered instances of flash flooding. A Flood Watch is in effect for Tue for NE NJ and NYC. Severe thunderstorms are also possible, with the highest probabilities for western portions of the forecast area.
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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