Alert archive / Missouri / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 178, NWS Kansas City, MO

April 26, 2026Cass County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 26, 2026, 10:37 PM CDT for Cass County, Missouri. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 26, 2026, 10:37 PM CDT (03:37 UTC)
Expired: Apr 26, 2026, 11:15 PM CDT
In force: 38 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Cass County, MO

The radar

The Pleasant Hill radar (KEAX), 20 km from the middle of the area, began a volume at 03:39 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 26, 3:22 PM CDT	Tornado Watch	SPC	8 hr
Apr 26, 9:11 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 3.6 hours before the alert went out and 118 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: 99 J/kg
Mixed-layer CIN: -92 J/kg
Mixed-layer LCL: 644 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 236 m²/s²
0-3 km storm-relative helicity: 443 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 26, 6:26 PM CDT, 4 hours 11 minutes earlier.

Area forecast discussion, Apr 26, 6:26 PM CDT, 4 hours 11 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, Apr 26, 5:07 AM CDT, 17 hours 30 minutes before

Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
0507 AM CDT Sun Apr 26 2026

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-271007-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
0507 AM CDT Sun Apr 26 2026

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Through tonight.

Please go to https://weather.gov/media/eax/DssPacket.pdf for more information on
potential weather hazards.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please go to https://weather.gov/media/eax/DssPacket.pdf for more information on
potential weather hazards.

.KEY MESSAGES...

- Conditional Threat for Severe Storms Late Afternoon Sunday

- Strong to Severe Storm Clusters Expected Sunday Evening Through
  Overnight

- Additional Severe Threat Continues Into Monday; Uncertain Evolution

- Flooding Issues Possible With Heavy Rainfall Sunday Night through
  Monday Night

In the hours before

Local storm report, Apr 26, 7:52 PM CDT, 2 hours 45 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>

Special weather statement, Apr 26, 9:55 PM CDT, 42 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>

Local storm report, Apr 26, 10:02 PM CDT, 35 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>

Local storm report, Apr 26, 10:07 PM CDT, 30 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>

Local storm report, Apr 26, 10:20 PM CDT, 17 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>

Local storm report, Apr 26, 10:23 PM CDT, 14 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 Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 26, 7:08 PM CDT	Severe Thunderstorm Warning	EAX	Chariton, Cooper, Howard, Pettis, Saline	28 min
Apr 26, 8:33 PM CDT	River Flood Warning	EAX	Johnson, Pettis	56 hr
Apr 26, 8:33 PM CDT	River Flood Warning	EAX	Cooper, Saline	6 days
Apr 26, 8:38 PM CDT	River Flood Warning	EAX	Bates, Cass, Henry	56 hr
Apr 26, 8:40 PM CDT	River Flood Warning	EAX	Cass, Henry, Johnson	3 days
Apr 26, 8:42 PM CDT	Severe Thunderstorm Warning	EAX	Bates	30 min
Apr 26, 8:43 PM CDT	River Flood Warning	EAX	Bates	4 days
Apr 26, 9:55 PM CDT	Special Weather Statement	EAX	Cass	35 min
Apr 26, 10:10 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry, Johnson	35 min
Apr 26, 10:39 PM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Cass, Henry, Johnson	36 min
Apr 26, 11:04 PM CDT	Severe Thunderstorm Warning	EAX	Henry	41 min
Apr 26, 11:12 PM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson, Johnson, Lafayette	23 min
Apr 27, 12:35 AM CDT	Special Weather Statement	EAX	Randolph	25 min
Apr 27, 12:49 AM CDT	Special Weather Statement	EAX	Randolph	26 min
Apr 27, 1:27 AM CDT	Severe Thunderstorm Warning	EAX	Atchison	25 min
Apr 27, 1:51 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	39 min
Apr 27, 2:28 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Clinton, Daviess, DeKalb, Gentry	19 min
Apr 27, 2:29 AM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, Holt, Platte	46 min
Apr 27, 2:37 AM CDT	Areal Flood Advisory	EAX	Buchanan, Platte	4 hr
Apr 27, 2:45 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Platte	30 min
Apr 27, 3:08 AM CDT	Severe Thunderstorm Warning	EAX	Buchanan, Clay, Clinton, Platte	52 min
Apr 27, 3:29 AM CDT	Areal Flood Advisory	EAX	Clay, Jackson, Platte	52 min
Apr 27, 3:36 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Buchanan, Caldwell, Clay, Clinton, DeKalb, Jackson and 2 more	39 min
Apr 27, 3:39 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Cass, Clay, Jackson, Platte, Ray	51 min
Apr 27, 3:53 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Platte	37 min
Apr 27, 4:03 AM CDT	Tornado Warning	EAX	Caldwell, Clinton	27 min
Apr 27, 4:09 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Caldwell, Carroll, Clay, Clinton, Daviess, DeKalb and 4 more	51 min
Apr 27, 4:15 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Clay, Clinton, Jackson, Platte, Ray	45 min
Apr 27, 4:16 AM CDT	Flash Flood Warning	EAX	Clay, Jackson, Platte	6 hr
Apr 27, 4:39 AM CDT	River Flood Warning	EAX	Carroll	61 hr
Apr 27, 4:40 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Caldwell, Carroll, Chariton, Daviess, Lafayette, Linn and 3 more	50 min
Apr 27, 4:41 AM CDT	River Flood Warning	EAX	Cooper	46 hr
Apr 27, 4:45 AM CDT	River Flood Warning	EAX	Howard	20 hr
Apr 27, 5:02 AM CDT	Severe Thunderstorm Warning	EAX	Platte	43 min
Apr 27, 5:06 AM CDT	Severe Thunderstorm Warning	EAX	Grundy, Livingston, Mercer, Sullivan	24 min
Apr 27, 5:09 AM CDT	River Flood Warning	EAX	Clay, Ray	18 hr
Apr 27, 5:15 AM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Carroll, Lafayette, Livingston, Ray, Saline	45 min
Apr 27, 5:25 AM CDT	Severe Thunderstorm Warning	EAX	Adair, Carroll, Chariton, Grundy, Linn, Livingston and 4 more	50 min
Apr 27, 5:28 AM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Howard, Saline	47 min
Apr 27, 5:36 AM CDT	Tornado Warning	EAX	Cass, Jackson	24 min
Apr 27, 5:39 AM CDT	Severe Thunderstorm Warning	EAX	Jackson	36 min
Apr 27, 5:51 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson	24 min
Apr 27, 6:04 AM CDT	Tornado Warning	EAX	Cass	26 min
Apr 27, 6:10 AM CDT	Tornado Warning	EAX	Chariton, Macon, Randolph	29 min
Apr 27, 6:14 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Henry, Jackson, Johnson, Lafayette	46 min
Apr 27, 6:14 AM CDT	Severe Thunderstorm Warning	EAX	Chariton, Howard, Linn, Macon, Randolph, Saline	46 min
Apr 27, 6:21 AM CDT	Areal Flood Advisory	EAX	Bates, Cass, Jackson	4 hr
Apr 27, 6:23 AM CDT	Areal Flood Advisory	EAX	Carroll, Chariton, Clay, Jackson, Johnson, Lafayette and 3 more	28 min
Apr 27, 6:30 AM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Linn, Livingston	45 min
Apr 27, 6:39 AM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Chariton, Macon, Randolph	51 min
Apr 27, 6:47 AM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Linn, Livingston, Saline	28 min
Apr 27, 6:48 AM CDT	Tornado Warning	EAX	Chariton, Howard, Saline	27 min
Apr 27, 6:51 AM CDT	Flash Flood Warning	EAX	Carroll, Chariton, Clay, Jackson, Johnson, Lafayette and 3 more	5 hr
Apr 27, 6:55 AM CDT	Areal Flood Advisory	EAX	Carroll, Chariton, Linn, Macon, Randolph, Saline	17 min
Apr 27, 6:58 AM CDT	Areal Flood Advisory	EAX	Cass, Chariton, Cooper, Howard, Jackson, Johnson and 3 more	4 hr
Apr 27, 7:05 AM CDT	Flash Flood Warning	EAX	Bates, Cass, Henry, Jackson, Johnson, Lafayette	5 hr
Apr 27, 7:08 AM CDT	Severe Thunderstorm Warning	EAX	Chariton, Howard, Linn, Macon, Randolph, Saline	41 min
Apr 27, 7:12 AM CDT	Flash Flood Warning	EAX	Carroll, Chariton, Linn, Macon, Randolph, Saline	5 hr
Apr 27, 7:12 AM CDT	Tornado Warning	EAX	Chariton, Howard, Randolph, Saline	34 min
Apr 27, 8:00 AM CDT	River Flood Warning	EAX	Jackson	119 min
Apr 27, 8:08 AM CDT	River Flood Warning	EAX	Clay, Platte	6 hr
Apr 27, 9:37 AM CDT	River Flood Warning	EAX	Carroll, Lafayette, Saline	67 hr
Apr 27, 9:38 AM CDT	River Flood Warning	EAX	Carroll, Chariton, Saline	3 days
Apr 27, 9:38 AM CDT	River Flood Warning	EAX	Chariton, Howard, Saline	11 hr
Apr 27, 9:39 AM CDT	River Flood Warning	EAX	Boone, Cooper, Howard, Moniteau	68 hr
Apr 27, 9:52 AM CDT	River Flood Warning	EAX	Jackson, Lafayette, Ray	11 hr
Apr 27, 9:53 AM CDT	Areal Flood Warning	EAX	Clay, Jackson, Platte	11 hr
Apr 27, 11:20 AM CDT	River Flood Warning	EAX	Cooper	29 hr
Apr 27, 11:49 AM CDT	Areal Flood Warning	EAX	Carroll, Chariton, Clay, Jackson, Johnson, Lafayette and 3 more	22 hr
Apr 27, 11:51 AM CDT	Areal Flood Warning	EAX	Carroll, Chariton, Linn, Macon, Randolph, Saline	22 hr
Apr 27, 11:53 AM CDT	Areal Flood Warning	EAX	Bates, Cass, Henry, Jackson, Johnson, Lafayette	22 hr
Apr 27, 12:09 PM CDT	River Flood Warning	EAX	Buchanan	23 hr
Apr 27, 1:36 PM CDT	Severe Thunderstorm Warning	EAX	Bates	39 min
Apr 27, 2:07 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry, Johnson	38 min
Apr 27, 2:33 PM CDT	Severe Thunderstorm Warning Considerable damage threat	EAX	Bates, Cass, Henry, Johnson	42 min
Apr 27, 3:04 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Lafayette, Pettis, Saline	41 min
Apr 27, 3:11 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Henry, Johnson, Pettis	49 min
Apr 27, 3:17 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Henry	14 min
Apr 27, 3:30 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard, Pettis, Saline	45 min
Apr 27, 3:40 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard, Pettis	50 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2026 Every severe thunderstorm warning in 2026

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.