Hurricanes and Tornadoes That Hit Bayport, NY

The nearest NOAA station with 1991–2020 climate normals is Islip Li Macarthur Airport, NY, 4 miles northwest of Bayport at 84 feet. July is the warmest, with an average high of 83°F and low of 67°F; January is the coolest, at 39°F and 25°F. June to November, the hurricane season months, bring 49% of the year's precipitation (22.5 of 46.1 inches); the other six months are wetter. September has brought the most of the 58 tropical systems that passed within 75 miles (23); a normal September there has highs of 75°F and 3.6 inches of precipitation. Highs reach 90°F on about 8 days a year, almost all from June to August. Lows fall below freezing on about 98 nights a year. Snowfall averages 31.8 inches a year, most of it in January. That 46.1 inches is more than at 92 of the 137 New York stations used on this site (67%). Bellport, 6 miles east, has its own station (Shirley Brookhaven Airport, NY): 44.3 inches a year, 1.8 less than here, and the same July average high, 83°F.

Since 1996, the National Weather Service has logged 127 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Bayport: 79 thunderstorm wind reports, 42 flash floods, 4 lightning strikes, 1 flood and 1 heavy rain event. They killed 0 people and injured 1, and the NWS estimated $324,000 in property and crop damage. The strongest thunderstorm gust on record here was 86 mph, on January 18, 1999. August has had the most flash floods, 26 of 42. Of the 798 New York cities on this site with a flash flood on record, 520 have had fewer than Bayport.

Flood insurance policyholders in Bayport's ZIP code 11705 have filed 240 claims with the National Flood Insurance Program since 1978, and were paid $6.8 million for buildings and contents, in the dollars of each year. The most came from Hurricane Sandy in 2012: 104 claims (43% of all) and $5.6 million, then Hurricane Irene in 2011 with 21 and Torrential rain in 2005 with 15. 73% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 549 New York cities on this site with 10 or more claims, 450 have fewer than Bayport.