Alert archive / New York / Flash Flood Warnings in 2026

Flash Flood Warning 20, NWS Albany, NY

July 29, 2026Ulster County, New York

NWS Albany, NY issued this flash flood warning at Jul 29, 2026, 8:40 AM EDT for Ulster County, New York. It was in force for 5 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, 8:40 AM EDT (12:40 UTC)
Expired: Jul 29, 2026, 1:24 PM EDT
In force: 5 hr
Issued by: NWS Albany, NY
Area: Storm-based polygon
Flood severity: None

County Ulster County, NY

The radar

The Albany radar (KENX), 79 km from the middle of the area, began a volume at 12:43 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 12:00Z, 0.7 hours before the alert went out and 96 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: 80 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 761 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: -2 m²/s²
0-3 km storm-relative helicity: -21 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, 1 hour 9 minutes earlier.

Area forecast discussion, Jul 29, 7:31 AM EDT, 1 hour 9 minutes before

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In the hours before

Local storm report, Jul 29, 7:09 AM EDT, 1 hour 31 minutes before

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Local storm report, Jul 29, 7:47 AM EDT, 53 minutes before

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Local storm report, Jul 29, 8:19 AM EDT, 21 minutes before

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        Please try again in a few minutes.
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Local storm report, Jul 29, 8:29 AM EDT, 11 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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Local storm report, Jul 29, 8:31 AM EDT, 9 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jul 29, 8:39 AM EDT, 1 minute before

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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
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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, 7:47 AM EDT	Flash Flood Warning Considerable damage threat	ALY	Columbia, Greene, Ulster	6 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, 8:52 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.