Alert archive / New York / River Flood Warnings in 2020

River Flood Warning 28, NWS Albany, NY

December 25, 2020Montgomery County, New York

NWS Albany, NY issued this river flood warning at Dec 25, 2020, 7:39 AM EST for Montgomery County, New York. It took effect at Dec 25, 2020, 9:28 AM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Dec 25, 2020, 7:39 AM EST (12:39 UTC)
In effect from: Dec 25, 2020, 9:28 AM EST
Expired: Dec 25, 2020, 6:53 PM EST
In force: 9 hr
Issued by: NWS Albany, NY
Area: Storm-based polygon
Flood severity: Minor

County Montgomery County, NY

The radar

The Albany radar (KENX), 47 km from the middle of the area, began a volume at 12:40 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 river

Written for the forecast point Canajoharie Creek near Canajoharie (CNJN6).

Action stage: 6 ft
Minor stage: 8 ft
Moderate stage: 9 ft
Major stage: 10 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 01349150, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river 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 river flood warning went out at Dec 24, 6:30 PM EST, 13 hours 9 minutes earlier.

Area forecast discussion, Dec 24, 6:30 PM EST, 13 hours 9 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<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>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Dec 24, 4:03 PM EST, 15 hours 36 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<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>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 24, 10:35 PM EST	Areal Flood Advisory	ALY	Greene, Ulster	6 hr
Dec 24, 10:58 PM EST	Areal Flood Warning	ALY	Greene, Ulster	8 hr
Dec 24, 11:30 PM EST	Areal Flood Advisory	ALY	Hamilton, Herkimer, Warren	6 hr
Dec 25, 4:40 AM EST	River Flood Warning	ALY	Dutchess, Ulster	8 hr
Dec 25, 5:51 AM EST	Areal Flood Advisory	ALY	Albany, Columbia, Dutchess, Fulton, Greene, Montgomery and 6 more	4 hr
Dec 25, 7:10 AM EST	Areal Flood Warning	ALY	Greene, Ulster	3 hr
Dec 25, 7:12 AM EST	River Flood Warning	ALY	Hamilton	22 hr
Dec 25, 7:18 AM EST	Areal Flood Advisory	ALY	Columbia, Dutchess, Rensselaer	5 hr
Dec 25, 9:21 AM EST	Areal Flood Advisory	ALY	Rensselaer	4 hr
Dec 25, 9:52 AM EST	Areal Flood Warning	ALY	Greene, Schoharie, Ulster	3 hr
Dec 25, 11:12 AM EST	Areal Flood Advisory	ALY	Albany, Columbia, Dutchess, Greene, Rensselaer, Saratoga and 3 more	2 hr
Dec 25, 12:52 PM EST	Areal Flood Warning	ALY	Albany, Greene, Schoharie, Ulster	3 hr
Dec 25, 4:14 PM EST	River Flood Warning	ALY	Albany, Saratoga, Schenectady	7 hr
Dec 25, 4:14 PM EST	River Flood Warning	ALY	Montgomery, Saratoga, Schenectady	14 hr
Dec 25, 4:22 PM EST	River Flood Warning	ALY	Albany, Rensselaer, Saratoga	31 hr
Dec 25, 7:07 AM EST	River Flood Warning	ALY	Windham	17 hr
Dec 25, 7:25 AM EST	River Flood Warning	ALY	Windham	11 hr
Dec 25, 1:50 PM EST	Areal Flood Warning	ALY	Bennington, Windham	3 hr
Dec 25, 5:55 AM EST	River Flood Warning	ALY	Greater Bridgeport Planning Region, Naugatuck Valley Planning Region	40 hr
Dec 25, 8:38 AM EST	River Flood Warning	ALY	Greater Bridgeport Planning Region, Northwest Hills Planning Region	30 hr
Dec 25, 3:39 PM EST	River Flood Warning	ALY	Northwest Hills Planning Region	30 hr

Nearby

River Flood Warnings in New York, 2020 Every river flood warning in 2020

Sources

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