Alert archive / Illinois / River Flood Warnings in 2025

River Flood Warning 62, NWS Indianapolis, IN

April 4, 2025Knox County, Indiana; Lawrence County, Wabash County, Illinois

NWS Indianapolis, IN issued this river flood warning at Apr 4, 2025, 12:16 PM EDT for Knox County, Indiana; Lawrence County, Wabash County, Illinois. It took effect at Apr 5, 2025, 1:22 PM EDT. It was in force for 20 days.

The area

The counties it named.

The facts

Issued: Apr 4, 2025, 12:16 PM EDT (16:16 UTC)
In effect from: Apr 5, 2025, 1:22 PM EDT
Expired: Apr 25, 2025, 12:16 PM EDT
In force: 20 days
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Flood severity: Moderate

Counties Lawrence County, IL, Wabash County, IL, Knox County, IN

The radar

The Evansville,IN radar (KVWX), 40 km from the middle of the area, began a volume at 16:16 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 Wabash River at Vincennes (VCNI3). The gauge peaked at 21.57 ft at Apr 10, 2025, 12:00 AM EDT.

Action stage: 10 ft
Minor stage: 16 ft
Moderate stage: 22 ft
Major stage: 28 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03343010, 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 Indianapolis, IN wrote its last area forecast discussion before this river flood warning went out at Apr 4, 10:10 AM EDT, 2 hours 6 minutes earlier.

Area forecast discussion, Apr 4, 10:10 AM EDT, 2 hours 6 minutes before

<!doctype html>
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  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
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</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, Apr 4, 3:48 AM EDT, 8 hours 28 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>

In the hours before

Local storm report, Apr 4, 12:03 PM EDT, 13 minutes before

Preliminary Local Storm Report
National Weather Service Indianapolis IN
1203 PM EDT Fri Apr 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0927 PM     Tstm Wnd Dmg     1 SE Indianapolis       39.76N 86.13W
04/02/2025                   Marion             IN   Public

            Large brick building had roof completely
            torn off.

&&

CM

Local storm report, Apr 4, 12:15 PM EDT, 1 minute before

Preliminary Local Storm Report
National Weather Service Indianapolis IN
1215 PM EDT Fri Apr 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0927 PM     Tstm Wnd Dmg     1 SE Indianapolis       39.77N 86.14W
04/02/2025                   Marion             IN   NWS Employee

            Fence attached to houses blown down.

&&

CM

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 3, 10:56 PM EDT	River Flood Warning	IND	Hamilton, Madison	5 days
Apr 3, 11:05 PM EDT	River Flood Warning	IND	Delaware, Madison	4 days
Apr 3, 11:28 PM EDT	River Flood Warning	IND	Lawrence, Martin	21 days
Apr 4, 12:56 AM EDT	Areal Flood Warning	IND	Hancock, Rush	6 hr
Apr 4, 3:31 AM EDT	River Flood Warning	IND	Owen	4 days
Apr 4, 6:46 AM EDT	Areal Flood Warning	IND	Rush	6 hr
Apr 4, 6:03 PM EDT	River Flood Warning	IND	Hancock	21 days

Nearby

River Flood Warnings in Illinois, 2025 River Flood Warnings in Indiana, 2025 Every river flood warning in 2025

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.