Alert archive / Illinois / Flash Flood Warnings in 2024

Flash Flood Warning 61, NWS Paducah, KY

July 28, 20244 counties in Illinois

NWS Paducah, KY issued this flash flood warning at Jul 28, 2024, 8:54 PM CDT for 4 counties in Illinois. It was in force for 7 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 28, 2024, 8:54 PM CDT (01:54 UTC)
Expired: Jul 29, 2024, 3:45 AM CDT
In force: 7 hr
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Flood severity: None

Counties Franklin County, IL, Gallatin County, IL, Saline County, IL, Williamson County, IL

The radar

The Paducah radar (KPAH), 83 km from the middle of the area, began a volume at 01:53 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

Lincoln, IL (KILX), launched 00:00Z, 1.9 hours before the alert went out and 260 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: 1481 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 1111 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 69 m²/s²
0-3 km storm-relative helicity: 91 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 Paducah, KY wrote its last area forecast discussion before this flash flood warning went out at Jul 28, 6:37 PM CDT, 2 hours 17 minutes earlier.

Area forecast discussion, Jul 28, 6:37 PM CDT, 2 hours 17 minutes before

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Hazardous weather outlook, Jul 28, 3:11 PM CDT, 5 hours 43 minutes before

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In the hours before

Special weather statement, Jul 28, 3:48 PM CDT, 5 hours 6 minutes before

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Special weather statement, Jul 28, 4:25 PM CDT, 4 hours 29 minutes before

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Special weather statement, Jul 28, 5:11 PM CDT, 3 hours 43 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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      <p id="message2">
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Local storm report, Jul 28, 6:29 PM CDT, 2 hours 25 minutes before

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      </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 28, 6:50 PM CDT, 2 hours 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>
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The office that day

Everything else NWS Paducah, KY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 9:55 PM CDT	Areal Flood Advisory	PAH	Henderson, Union	3 hr
Jul 29, 2:32 PM CDT	Excessive Heat Warning	PAH	Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 12 more	3 days
Jul 29, 2:32 PM CDT	Heat Advisory	PAH	Caldwell, Calloway, Christian, Crittenden, Daviess, Henderson and 10 more	3 days
Jul 28, 7:17 PM CDT	Areal Flood Advisory	PAH	Hamilton, White	118 min
Jul 29, 9:53 AM CDT	Special Weather Statement	PAH	Perry	52 min

Nearby

Flash Flood Warnings in Illinois, 2024 Every flash flood warning in 2024

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.