New Hampshire, 2023Flash Flood in New Hampshire, June 9, 2023
June 9, 2023 · NWS GYX · 1 event in 1 county or zone
An upper level low was located directly over the region on June 9th. Daytime heating, a moist atmosphere in place and instability aloft allowed for thunderstorm development during the afternoon hours.
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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 1
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
An upper level low was located directly over the region on June 9th. Daytime heating, a moist atmosphere in place and instability aloft allowed for thunderstorm development during the afternoon hours. A cluster of storms developed across southeast New Hampshire and dropped very heavy rain in a localized area of Rockingham County.
Flash Flood, Rockingham
- When
- June 9, 3:45 PM EST to 4:45 PM EST
- Where
- Rockingham County, 0.39 mi NNW of Noyes Terrace to 0.14 mi NW of Noyes Terrace
- Cause
- Heavy Rain
- Reported by
- Storm Chaser
- Coordinates
- 42.755, -71.202
A cluster of thunderstorms moved over Salem between 3 and 430 pm. An unofficial weather station recorded rainfall up to 4.25 inches in the area with instantaneous rates peaking around 4 inches per hour. The rapid runoff over this urban area resulted in a foot of water on Route 28, disrupting the evening commuter traffic.
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
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- Flash Flood and Damaging Winds in Idaho, June 9, 20239 injured · $1.2 million · 3 events
- Rip Current in New Jersey, June 9, 20231 death · 1 event
- Flash Flood and Hail in Oklahoma, June 9, 2023$67,000 · 1 in hail · 9 events
- Flash Flood in Washington, June 9, 2023$20,000 · 1 event
- Flash Flood and Flood in Texas, June 9, 202365 kt wind · 10 events
- Heavy Rain in Oregon, June 9, 20239 events
- Heavy Rain in Idaho, June 9, 20237 events
- Hail and Damaging Wind in Kansas, June 9, 20231.5 in hail · 6 events
- Hail in Kansas, June 9, 20231.25 in hail · 6 events
- Waterspouts in Gulf of Mexico, June 9, 20235 events
- Hail and Strong Wind in Kansas, June 9, 20230.75 in hail · 5 events
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1102892.