Hurricanes and Tornadoes That Hit East Moriches, NY

The nearest NOAA station with 1991–2020 climate normals is Shirley Brookhaven Airport, NY, 6 miles west of East Moriches at 82 feet. July is the warmest, with an average high of 83°F and low of 66°F; January is the coolest, at 39°F and 24°F. March is the wettest at 4.6 inches of precipitation on average and January and August the driest at 3.0 inches; the year adds up to 44.3 inches over 75 days with at least a tenth of an inch. June to November, the hurricane season months, bring 49% of the year's precipitation (21.5 of 44.3 inches); the other six months are wetter. September has brought the most of the 62 tropical systems that passed within 75 miles (24); a normal September there has highs of 74°F and 3.9 inches of precipitation. Highs reach 90°F on about 7 days a year, almost all from June to August. Lows fall below freezing on about 104 nights a year. That 44.3 inches is more than at 74 of the 137 New York stations used on this site (54%). Eastport, 2 miles northeast, has its own station (Westhamptn Gabreski Airport, NY): 43.6 inches a year, 0.7 less than here, and a July average high of 81°F against 83°F.

Since 1996, the National Weather Service has logged 64 flood, rain, thunderstorm wind and lightning events that began within 10 miles of East Moriches: 52 thunderstorm wind reports, 9 flash floods and 3 lightning strikes. They killed 0 people and injured 2, and the NWS estimated $155,000 in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on June 8, 2008. Of the 798 New York cities on this site with a flash flood on record, 131 have had fewer than East Moriches.

Flood insurance policyholders in East Moriches's ZIP code 11940 have filed 174 claims with the National Flood Insurance Program since 1978, and were paid $4.4 million for buildings and contents, in the dollars of each year. The most came from Hurricane Sandy in 2012: 64 claims (37% of all) and $3.2 million, then Blizzard of 1993 in 1993 with 20 and The "Halloween" Storm in 1991 with 13. 87% 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, 434 have fewer than East Moriches.