Hurricanes and Tornadoes That Hit Emerson, NJ

The nearest NOAA station with 1991–2020 climate normals is Teterboro Airport, NJ, 9 miles south of Emerson at 9 feet. July is the warmest, with an average high of 87°F and low of 69°F; January is the coolest, at 40°F and 26°F. July is the wettest at 4.5 inches of precipitation on average and February the driest at 2.8 inches; the year adds up to 46.4 inches over 76 days with at least a tenth of an inch. June to November, the hurricane season months, bring 52% of the year's precipitation (24.2 of 46.4 inches); the other six months are drier. September has brought the most of the 45 tropical systems that passed within 75 miles (20); a normal September there has highs of 78°F and 4.1 inches of precipitation. Highs reach 90°F on about 29 days a year, almost all from May to September. Lows fall below freezing on about 89 nights a year. That 46.4 inches is more than at 15 of the 51 New Jersey stations used on this site (29%). Westwood, 2 miles north, has its own station (Dobbs Ferry-Ardsley, NY): 51.3 inches a year, 4.9 more than here, and a July average high of 86°F against 87°F.

Water temperature at the NOAA tide station Kings Point, NY, 18 miles southeast, averaged 74°F in August and 38°F in February over 2021–2025. No month averaged 80°F. Sea level at the Kings Point tide gauge, 18 miles from Emerson, has risen 1.08 ± 0.04 inches per decade from 1931 to 2025, NOAA's linear trend; at that pace it is 10.8 inches in a hundred years. That is faster than at 62 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 810 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Emerson: 367 thunderstorm wind reports, 300 flash floods, 101 floods, 41 lightning strikes and 1 heavy rain event. They killed 7 people and injured 28, and the NWS estimated $231.5 million in property and crop damage. The strongest thunderstorm gust on record here was 110 mph, on October 7, 2013. July has had the most flash floods, 88 of 300. Of the 455 New Jersey cities on this site with a flash flood on record, 376 have had fewer than Emerson.

Flood insurance policyholders in Emerson's ZIP code 07630 have filed 21 claims with the National Flood Insurance Program since 1978, and were paid $198,000 for buildings and contents, in the dollars of each year. 48% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 395 New Jersey cities on this site with 10 or more claims, 57 have fewer than Emerson.