Alert archive / Iowa / Flash Flood Warnings in 1993
Flash Flood Warning 31, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood warning at Jun 24, 1993, 10:24 PM CDT for Van Buren County, Iowa. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 24, 1993, 10:24 PM CDT (03:24 UTC)
- Expired
- Jun 25, 1993, 1:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Des Moines, IA
- Area
- Whole counties
County Van Buren County, IA
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 3.4 hours before the alert went out and 376 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1945 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Jun 24, 8:40 PM CDT, 1 hour 44 minutes before
IAZALL-250245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 840 PM CDT THU JUN 24 1993 AT 830 PM CDT...NUMEROUS SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS CONTINUED OVER EAST CENTRAL AND SOUTHEAST IOWA. THE STORMS WERE SOUTH EAST OF A LINE EXTENDING FROM LAMONI TO JUST NORTH OF DUBUQUE. THE HEAVIEST RAINS WERE LOCATED ALONG A LINE ABOUT 15 MILES WIDE AND EXTENDING FROM CEDAR RAPIDS SOUTHEAST TO JUST EAST OF OTTUMWA. THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. SCOTT
Special weather statement, Jun 24, 8:44 PM CDT, 1 hour 40 minutes before
IAZALL-250245- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE DES MOINES IA 840 PM CDT THU JUN 24 1993 AT 830 PM CDT...NUMEROUS SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS CONTINUED OVER EAST CENTRAL AND SOUTHEAST IOWA. THE STORMS WERE SOUTH EAST OF A LINE EXTENDING FROM LAMONI TO JUST NORTH OF DUBUQUE. THE HEAVIEST RAINS WERE LOCATED ALONG A LINE ABOUT 15 MILES WIDE AND EXTENDING FROM CEDAR RAPIDS SOUTHEAST TO JUST EAST OF OTTUMWA. THE SHOWERS AND STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. SCOTT
Special weather statement, Jun 24, 9:40 PM CDT, 44 minutes before
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</html>Special weather statement, Jun 24, 9:54 PM CDT, 30 minutes before
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<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.
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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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</html>The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 9:08 PM CDT | Flash Flood Warning | DMX | Washington | 68 min |
Nearby
Flash Flood Warnings in Iowa, 1993Every flash flood warning in 1993
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.