Flash Flood Warning — Sullivan County, New York
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Current Status
🌊 Active: Flash Flood Warning
Flash Flood Warning issued August 7 at 3:56PM EDT until August 7 at 6:00PM EDT by NWS Binghamton NY
At 356 PM EDT, local law enforcement reported thunderstorms producing heavy rain in northern Sullivan County around Hankins. The expected rainfall rate is 1 to 2 inches in an hour. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Law enforcement reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Callicoon, Hancock, Peabrook, Stalker, Hankins, East Branch, Fishs Eddy, Equinunk, Harvard and Hortonville. Road washouts are being reported in the area. Heavy rainfall is expected to continue for at least the next hour.
Effective August 7, 2026 at 3:56 PM ET · Expires August 7, 2026 at 6:00 PM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Binghamton NY
Expires
August 7, 2026 at 6:00 PM ET
Last Checked
just now
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks.
Also In Effect For
This same Flash Flood Warning also covers:
Other Active Alerts in New York
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Severe Thunderstorm Watch
Get Flash Flood Warning Alerts for Sullivan County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Flash Flood Warning mean for Sullivan County, New York?
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Is this Flash Flood Warning currently active?
Yes — this alert is active as of our last check (just now). It's set to expire August 7, 2026 at 6:00 PM ET.
How do I get notified about Flash Flood Warning alerts for Sullivan County?
Download StormCast free on Google Play and set Sullivan County, New York as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
What other areas does this alert cover?
This same Flash Flood Warning is also in effect for Wayne County, Delaware County.