Nassau County, NY Weather Alerts

Every National Weather Service alert issued for Nassau County, New York, pushed to your phone within moments — county code NYC059, forecast zone 2 zones (NYZ179, NYZ177). Free with StormCast.

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How the NWS identifies Nassau County

These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches NYC059 directly rather than matching on place names, which is why an alert arrives whether you are in Albertson or anywhere else in the county.

NWS County Code

NYC059

Forecast Zones

2 zones (NYZ179, NYZ177)

Forecast Office

Upton (OKX)

Radar Station

KOKX

Towns covered in Nassau County

An NWS alert for Nassau County applies to all 63 of these communities. You do not need a separate alert for each one.

Albertson Atlantic Beach Baldwin Bayville Bellmore Bethpage Carle Place Cedarhurst East Meadow East Norwich East Rockaway Elmont Farmingdale Floral Park Franklin Square Freeport Garden City Glen Cove Glen Head Glenwood Landing Great Neck Greenvale Hempstead Hewlett Hicksville Inwood Island Park Jericho Lawrence Levittown Locust Valley Long Beach Lynbrook Malverne Manhasset Massapequa Massapequa Park Merrick Mill Neck Mineola New Hyde Park Oceanside Old Bethpage Old Westbury Oyster Bay Plainview Point Lookout Port Washington Rockville Centre Roosevelt Roslyn Roslyn Heights Sea Cliff Seaford Syosset Uniondale Valley Stream Wantagh West Hempstead Westbury Williston Park Woodbury Woodmere

River gauges in and around Nassau County

StormCast tracks 8 gauges near Nassau County. Set a flood-stage alert on any of them to get notified before the water reaches you.

All New York river gauges →

Current conditions

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Alert types issued for Nassau County

Tornado

Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.

How tornado alerts work →

Flooding

Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.

How flood alerts work →

Winter

Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.

Winter warnings explained →

Fire Weather

Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.

Fire weather alerts →

Heat & Cold

Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.

Frost & freeze alerts →

Wind & Lightning

High Wind Warning, Wind Advisory and lightning proximity alerts.

Lightning alerts →

Nassau County weather alert questions

Which NWS forecast zone is Nassau County in?

Nassau County, New York is NWS county code NYC059 and spans 2 forecast zones (NYZ179, NYZ177). Alerts for it are issued by the Upton (OKX) Weather Forecast Office, and the nearest NEXRAD radar is KOKX.

Which towns in Nassau County are covered?

All of them. NWS alerts are issued at the county and zone level, so a warning for Nassau County covers every community inside it, including Albertson, Atlantic Beach, Baldwin, Bayville, Bellmore, Bethpage, Carle Place, Cedarhurst, East Meadow, East Norwich, East Rockaway, Elmont, Farmingdale, Floral Park, Franklin Square, Freeport, Garden City, Glen Cove, Glen Head, Glenwood Landing, Great Neck, Greenvale, Hempstead, Hewlett, Hicksville, Inwood, Island Park, Jericho, Lawrence, Levittown, Locust Valley, Long Beach, Lynbrook, Malverne, Manhasset, Massapequa, Massapequa Park, Merrick, Mill Neck, Mineola, New Hyde Park, Oceanside, Old Bethpage, Old Westbury, Oyster Bay, Plainview, Point Lookout, Port Washington, Rockville Centre, Roosevelt, Roslyn, Roslyn Heights, Sea Cliff, Seaford, Syosset, Uniondale, Valley Stream, Wantagh, West Hempstead, Westbury, Williston Park, Woodbury and Woodmere.

Are there river gauges in Nassau County?

Yes — StormCast monitors 8 river gauges in and around Nassau County, including Hudson Bay at Freeport (IN MLLW), Hog Island Channel at Island Park (IN MLLW), Reynolds Channel at Point Lookout (IN MLLW). You can set a flood-stage alert on any of them and get a push notification when the water rises.

How fast are alerts for Nassau County delivered?

StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for NYC059, the push notification goes out within moments — even with your screen off.

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