Alert archive / New York / Flash Flood Warnings in 2026

Flash Flood Warning 18, NWS Albany, NY

July 29, 2026Columbia County, Greene County, Ulster County, New York

NWS Albany, NY issued this flash flood warning at Jul 29, 2026, 7:47 AM EDT for Columbia County, Greene County, Ulster County, New York. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 29, 2026, 7:47 AM EDT (11:47 UTC)
Expired: Jul 29, 2026, 1:45 PM EDT
In force: 6 hr
Issued by: NWS Albany, NY
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

Counties Columbia County, NY, Greene County, NY, Ulster County, NY

The radar

The Albany radar (KENX), 50 km from the middle of the area, began a volume at 11:46 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 11.8 hours before the alert went out and 63 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 40 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 558 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: -1 m²/s²
0-3 km storm-relative helicity: 13 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Albany, NY wrote its last area forecast discussion before this flash flood warning went out at Jul 29, 7:31 AM EDT, 16 minutes earlier.

Area forecast discussion, Jul 29, 7:31 AM EDT, 16 minutes before

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In the hours before

Local storm report, Jul 29, 3:32 AM EDT, 4 hours 15 minutes before

Preliminary Local Storm Report
National Weather Service Albany NY
332 AM EDT Wed Jul 29 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0251 AM     Flash Flood      2 ESE Hunter            42.19N 74.18W
07/29/2026                   Greene             NY   911 Call Center

            From 911 Call Center a vehicle was stuck in
            flood waters at the intersection of state
            route 23A and NY 214 in the town of Hunter.

&&

RW

Local storm report, Jul 29, 7:09 AM EDT, 38 minutes before

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Local storm report, Jul 29, 7:47 AM EDT, 0 minutes before

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The office that day

Everything else NWS Albany, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 29, 12:51 AM EDT	Flash Flood Warning	ALY	Greene, Ulster	10 hr
Jul 29, 2:58 AM EDT	Flash Flood Warning	ALY	Greene	8 hr
Jul 29, 3:08 AM EDT	Flash Flood Warning	ALY	Dutchess	3 hr
Jul 29, 3:17 AM EDT	Flash Flood Warning	ALY	Albany, Greene	8 hr
Jul 29, 3:30 AM EDT	River Flood Warning	ALY	Ulster	2 hr
Jul 29, 3:40 AM EDT	Flash Flood Warning	ALY	Albany, Schenectady	7 hr
Jul 29, 3:43 AM EDT	River Flood Warning	ALY	Greene, Schoharie	13 hr
Jul 29, 4:17 AM EDT	Flash Flood Warning	ALY	Columbia, Greene, Ulster	6 hr
Jul 29, 4:26 AM EDT	Flash Flood Warning	ALY	Albany, Rensselaer, Saratoga, Schenectady	2 hr
Jul 29, 6:09 AM EDT	Flash Flood Warning	ALY	Columbia, Greene, Rensselaer	4 hr
Jul 29, 6:30 AM EDT	Flash Flood Warning Considerable damage threat	ALY	Albany, Rensselaer, Saratoga, Schenectady	5 hr
Jul 29, 7:24 AM EDT	Flash Flood Warning Considerable damage threat	ALY	Columbia, Greene, Rensselaer	10 hr
Jul 29, 8:16 AM EDT	Flash Flood Warning	ALY	Rensselaer, Saratoga, Washington	6 hr
Jul 29, 8:37 AM EDT	River Flood Warning	ALY	Ulster	8 hr
Jul 29, 8:40 AM EDT	Flash Flood Warning	ALY	Ulster	5 hr
Jul 29, 8:52 AM EDT	Flash Flood Warning	ALY	Fulton, Montgomery, Saratoga, Schenectady	6 hr
Jul 29, 10:07 AM EDT	Areal Flood Warning	ALY	Columbia, Dutchess, Ulster	6 hr
Jul 29, 10:15 AM EDT	River Flood Warning	ALY	Ulster	7 hr
Jul 29, 10:39 AM EDT	River Flood Warning	ALY	Schoharie	8 hr
Jul 29, 10:46 AM EDT	River Flood Warning	ALY	Schoharie	12 hr
Jul 29, 10:58 AM EDT	Areal Flood Warning	ALY	Albany, Greene, Rensselaer, Saratoga, Schenectady, Ulster	6 hr
Jul 29, 11:42 AM EDT	Areal Flood Warning	ALY	Columbia, Rensselaer	6 hr
Jul 29, 1:43 PM EDT	Areal Flood Warning	ALY	Columbia, Greene, Ulster	20 hr
Jul 29, 2:07 PM EDT	Areal Flood Warning	ALY	Fulton, Montgomery, Rensselaer, Saratoga, Schenectady, Warren and 1 more	19 hr
Jul 29, 2:23 PM EDT	Flash Flood Warning	ALY	Albany, Rensselaer, Saratoga, Schenectady	6 hr
Jul 29, 4:55 PM EDT	Areal Flood Warning	ALY	Albany, Schenectady	17 hr
Jul 29, 5:19 PM EDT	Areal Flood Warning	ALY	Columbia, Greene, Rensselaer	17 hr
Jul 29, 5:41 PM EDT	Areal Flood Warning	ALY	Columbia, Rensselaer	6 hr
Jul 29, 4:47 PM EDT	Areal Flood Warning	ALY	Windham	3 hr
Jul 29, 10:41 AM EDT	River Flood Warning	ALY	Berkshire	12 hr

Nearby

Flash Flood Warnings in New York, 2026 Every flash flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.