Syosset Warnings, Watches and Advisories

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NWS Active Alerts for NY - Map View

State: NY Alerts: 7 Updated: Nov 12, 2026 2:53pm EST

Flood Advisory

Area
Queens, NY
Flood Advisory issued November 12 at 2:37PM EST until November 12 at 5:30PM EST by NWS Upton NY

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Queens County in southeastern New York... * WHEN...Until 530 PM EST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 237 PM EST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1 inch of rain has fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Bayside, Whitestone and Little Neck. - http://www.weather.gov/safety/flood

Flash Flood Warning

Area
Queens, NY
Flash Flood Warning issued November 12 at 2:10PM EST until November 12 at 5:15PM EST by NWS Upton NY

FFWOKX The National Weather Service in Upton has issued a * Flash Flood Warning for... Queens County in southeastern New York... * Until 515 PM EST. * At 210 PM EST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Jamaica, Rockaway Beach and Kennedy Airport.

Flood Advisory

Area
Nassau, NY
Flood Advisory issued November 12 at 1:29PM EST until November 12 at 4:30PM EST by NWS Upton NY

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southwestern Nassau County in southeastern New York... * WHEN...Until 430 PM EST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 129 PM EST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is already occurring in the advisory area. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Freeport, Valley Stream, Long Beach, Lynbrook, Woodmere, Oceanside, Baldwin, Cedarhurst, Lido Beach, Atlantic Beach, Rockville Centre, Merrick, East Rockaway, Inwood and Malverne. - http://www.weather.gov/safety/flood

Winter Weather Advisory

Area
Western Essex; Eastern Addison; Eastern Rutland
Winter Weather Advisory issued November 12 at 12:29PM EST until November 13 at 10:00AM EST by NWS Burlington VT

* WHAT...Wet snow expected mainly above 1200 feet. Total snow accumulations between 2 and 4 inches. * WHERE...In New York, Western Essex County. In Vermont, Eastern Addison and Eastern Rutland Counties. * WHEN...Until 10 AM EST Friday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions will impact the Thursday evening and Friday morning commutes. Roads, and especially bridges and overpasses, will likely become slick and hazardous. * ADDITIONAL DETAILS...Impacts from snow will begin at higher elevations today becoming more widespread in the Advisory areas after 7 PM this evening as snow levels descend.

Winter Weather Advisory

Area
Hamilton; Northern Warren; Bennington; Western Windham
Winter Weather Advisory issued November 12 at 12:27PM EST until November 13 at 10:00AM EST by NWS Albany NY

* WHAT...Snow. Total snow accumulations up to 3 inches with isolated totals of 3 to 5 inches for the highest mountain peaks. * WHERE...Northern Warren and Hamilton Counties in New York and elevations above 1500 feet in Bennington and Western Windham Counties in Vermont. * WHEN...Until 10 AM EST Friday. * IMPACTS...Plan on slippery road conditions.

Winter Weather Advisory

Area
Western Greene; Western Ulster
Winter Weather Advisory issued November 12 at 12:27PM EST until November 13 at 1:00PM EST by NWS Albany NY

* WHAT...Snow expected. Total snow accumulations of 2 to 5 inches with the highest amounts at elevations above 1500 feet. * WHERE...Western Greene and Western Ulster Counties. * WHEN...From 7 PM this evening to 1 PM EST Friday. * IMPACTS...Plan on slippery road conditions.

Winter Weather Advisory

Area
Schoharie
Winter Weather Advisory issued November 12 at 12:27PM EST until November 13 at 1:00PM EST by NWS Albany NY

* WHAT...Snow expected. Total snow accumulations of 2 to 5 inches with the highest amounts at elevations above 1500 feet. * WHERE...Schoharie County. * WHEN...From 7 PM this evening to 1 PM EST Friday. * IMPACTS...Plan on slippery road conditions.

SAFETY and DATA MESSAGE

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Syosset.

Use the Radar Maps link provided to understand the trajectory of a storm.

Disclaimer

This severe weather alerts report is relevant for ZIP codes 11773 and 11791, accurately covering areas of Syosset, NY.

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Currently

Moderate Rain 55°F
29.46 inHg.
Barometer
88%
Humidity
E 18.7 mph
Wind
Moderate Rain

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