New York, 2023

Debris Flows in New York, April 5 to 6, 2023

April 5 to 6, 2023 · NWS ALY · 2 events in 1 county or zone

An area of repeated thunderstorms moved across portions of the Mohawk Valley during the evening hours on April 5, 2023 into the overnight hours on April 6 resulting in a couple of debris flows from the heavy rainfall.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
$4,000
Events
2

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.

What happened

The episode as NWS ALY wrote it up.

An area of repeated thunderstorms moved across portions of the Mohawk Valley during the evening hours on April 5, 2023 into the overnight hours on April 6 resulting in a couple of debris flows from the heavy rainfall.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

2 debris flow. Local standard time, as filed.

Debris Flow, Herkimer

When
April 5, 11:30 PM EST to April 6, 1:00 AM EST
Where
Herkimer County, 1.34 mi WSW of Harbor to 0.6 mi S of Harbor
Cause
Heavy Rain
Crop damage
$2,000
Reported by
911 Call Center
Coordinates
43.069, -75.172

Portions of Brown Road and Center Road in the Town of Frankfort were closed due to debris washing onto the road from heavy rainfall.

Debris Flow, Herkimer

When
April 5, 11:30 PM EST to April 6, 1:00 AM EST
Where
Herkimer County, 0.85 mi W of Middlefield to 0.54 mi WNW of Middlefield
Cause
Heavy Rain
Crop damage
$2,000
Reported by
911 Call Center
Coordinates
43.151, -74.997

Fishing Rock Road was closed due to debris washing onto the road due to heavy rainfall.

What these are

Debris Flow
A fast-moving slurry of mud, rock and debris, usually on a slope soaked by heavy rain or stripped by a fire.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in New York in 2023Every state in 2023This day in weather historyWarnings in New York, April 2023

Sources

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 2026-09-24. Each event’s entry at NCEI: 1092477, 1092479.