Alert archive / Illinois / River Flood Warnings in 2020

River Flood Warning 95, NWS Chicago, IL

June 27, 2020Iroquois County, Illinois

NWS Chicago, IL issued this river flood warning at Jun 27, 2020, 8:22 PM CDT for Iroquois County, Illinois. It took effect at Jun 27, 2020, 10:37 PM CDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued: Jun 27, 2020, 8:22 PM CDT (01:22 UTC)
In effect from: Jun 27, 2020, 10:37 PM CDT
Expired: Jul 1, 2020, 9:16 PM CDT
In force: 4 days
Issued by: NWS Chicago, IL
Area: Storm-based polygon
Flood severity: Minor

County Iroquois County, IL

The radar

The Chicago radar (KLOT), 98 km from the middle of the area, began a volume at 01:25 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 Iroquois River at Iroquois (IRQI2). The gauge peaked at 21.98 ft at Jun 28, 2020, 9:00 PM CDT.

Action stage: 17 ft
Minor stage: 18 ft
Moderate stage: 24 ft
Major stage: 25 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05525000, 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 Chicago, IL wrote its last area forecast discussion before this river flood warning went out at Jun 27, 6:50 PM CDT, 1 hour 32 minutes earlier.

Area forecast discussion, Jun 27, 6:50 PM CDT, 1 hour 32 minutes before

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Hazardous weather outlook, Jun 27, 4:01 PM CDT, 4 hours 21 minutes before

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      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
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        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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In the hours before

Special weather statement, Jun 27, 6:48 PM CDT, 1 hour 34 minutes before

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        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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      <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, Jun 27, 7:11 PM CDT, 1 hour 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.
      </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, Jun 27, 7:39 PM CDT, 43 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.
      </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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Local storm report, Jun 27, 7:56 PM CDT, 26 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.
      </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, Jun 27, 8:04 PM CDT, 18 minutes before

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<body>
  <main class="wrap">
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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.
      </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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  </main>
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</html>

Local storm report, Jun 27, 8:18 PM CDT, 4 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>

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 27, 7:30 PM CDT	Areal Flood Warning	LOT	Ford, Iroquois, Kankakee	12 hr
Jun 27, 8:43 PM CDT	Areal Flood Advisory	LOT	Lee	52 min
Jun 27, 8:47 PM CDT	Special Weather Statement	LOT	Lee	28 min
Jun 27, 9:07 PM CDT	Areal Flood Advisory	LOT	Ford, Iroquois, Livingston	3 hr
Jun 27, 9:20 PM CDT	Flash Flood Warning	LOT	Lee	3 hr
Jun 28, 12:05 AM CDT	Areal Flood Warning	LOT	Lee	3 hr
Jun 27, 8:24 PM CDT	River Flood Advisory	LOT	Newton	12 hr
Jun 28, 7:51 AM CDT	River Flood Warning	LOT	Newton	50 hr

Nearby

River Flood Warnings in Illinois, 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.