Alert archive / California / River Flood Warnings in 2017

River Flood Warning 10, NWS Sacramento, CA

January 10, 2017Sacramento County, San Joaquin County, California

NWS Sacramento, CA issued this river flood warning at Jan 10, 2017, 2:05 PM PST for Sacramento County, San Joaquin County, California. It took effect at Jan 11, 2017, 11:00 AM PST. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued: Jan 10, 2017, 2:05 PM PST (22:05 UTC)
In effect from: Jan 11, 2017, 11:00 AM PST
Expired: Jan 11, 2017, 2:05 PM PST
In force: 3 hr
Issued by: NWS Sacramento, CA
Area: Storm-based polygon
Flood severity: Minor

Counties Sacramento County, CA, San Joaquin County, CA

The radar

The Sacramento radar (KDAX), 47 km from the middle of the area, began a volume at 22:06 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 Cosumnes River at McConnell (MCNC1).

Action stage: 38.5 ft
Minor stage: 44.5 ft
Moderate stage: 53.4 ft
Major stage: 53.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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 Sacramento, CA wrote its last area forecast discussion before this river flood warning went out at Jan 10, 10:00 AM PST, 4 hours 5 minutes earlier.

Area forecast discussion, Jan 10, 10:00 AM PST, 4 hours 5 minutes before

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In the hours before

Local storm report, Jan 10, 11:53 AM PST, 2 hours 12 minutes before

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Local storm report, Jan 10, 1:03 PM PST, 1 hour 2 minutes before

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      <p id="message2">
        Please try again in a few minutes.
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        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, Jan 10, 1:09 PM PST, 56 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.
      </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, Jan 10, 1:14 PM PST, 51 minutes 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.
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Local storm report, Jan 10, 1:19 PM PST, 46 minutes 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>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jan 10, 2:03 PM PST, 2 minutes before

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<head>
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  <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 Sacramento, CA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 9, 10:00 PM PST	River Flood Warning	STO	Amador, El Dorado, Sacramento	35 hr
Jan 10, 3:10 AM PST	Areal Flood Warning	STO	Amador, Butte, Calaveras, Colusa, El Dorado, Glenn and 15 more	60 hr
Jan 10, 3:35 AM PST	Blizzard Warning	STO		32 hr
Jan 10, 3:35 AM PST	Winter Storm Warning	STO		60 hr
Jan 10, 8:53 AM PST	River Flood Warning	STO	Tehama	35 hr
Jan 10, 9:28 AM PST	River Flood Warning	STO	Solano, Yolo	7 days

Nearby

River Flood Warnings in California, 2017 Every river flood warning in 2017

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.