Hurricanes and Tornadoes That Hit Dunnsville, VA

The nearest NOAA station with 1991–2020 climate normals is Warsaw 2 NW, VA, 9 miles north of Dunnsville at 140 feet. July is the warmest, with an average high of 88°F and low of 68°F; January is the coolest, at 47°F and 29°F. August is the wettest at 5.0 inches of precipitation on average and February the driest at 2.6 inches; the year adds up to 45.3 inches over 75 days with at least a tenth of an inch. June to November, the hurricane season months, bring 57% of the year's precipitation (25.6 of 45.3 inches); the other six months are drier. September has brought the most of the 52 tropical systems that passed within 75 miles (21); a normal September there has highs of 80°F and 4.2 inches of precipitation. Highs reach 90°F on about 44 days a year, almost all from May to September. Lows fall below freezing on about 77 nights a year. Snowfall averages 11.5 inches a year, most of it in January. That 45.3 inches is more than at 45 of the 109 Virginia stations used on this site (41%). Lancaster, 18 miles southeast, has its own station (W Pt 2 NW, VA): 48.1 inches a year, 2.8 more than here, and a July average high of 90°F against 88°F.

Water temperature at the NOAA tide station Lewisetta, VA, 21 miles northeast, averaged 83°F in July and 40°F in January over 2021–2025. It averaged 80°F or warmer from July to August. Sea level at the Lewisetta tide gauge, 21 miles from Dunnsville, has risen 2.34 ± 0.11 inches per decade from 1970 to 2025, NOAA's linear trend; at that pace it is 23.4 inches in a hundred years. That is faster than at 130 of the 144 U.S. gauges with a NOAA trend.

Since 1996, the National Weather Service has logged 153 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Dunnsville: 104 thunderstorm wind reports, 31 heavy rain events, 12 flash floods and 6 floods. None is recorded as killing or injuring anyone; the NWS estimated $337,000 in property and crop damage. The strongest thunderstorm gust on record here was 69 mph, on January 14, 2006. June has had the most flash floods, 6 of 12. Of the 364 Virginia cities on this site with a flash flood on record, 101 have had fewer than Dunnsville.

Flood insurance policyholders in Dunnsville's ZIP code 22454 have filed 138 claims with the National Flood Insurance Program since 1985, and were paid $3.7 million for buildings and contents, in the dollars of each year. The most came from Hurricane Isabel in 2003: 50 claims (36% of all) and $2.6 million, then Tropical Storm Ernesto in 2006 with 41 and Flooding in 1985 with 16. 93% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 183 Virginia cities on this site with 10 or more claims, 147 have fewer than Dunnsville.