Alert archive / Illinois / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 45, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Jun 26, 1994, 4:04 PM CDT for Whiteside County, Illinois. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jun 26, 1994, 4:04 PM CDT (21:04 UTC)
- Expired
- Jun 26, 1994, 5:00 PM CDT
- In force
- 56 min
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
County Whiteside County, IL
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.1 hours before the alert went out and 337 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
- 19 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 38 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 severe thunderstorm 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 26, 2:30 PM CDT, 1 hour 34 minutes before
ILZ009-015-016-024-IAZ065>068-078-088-089-099-262030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 230 PM CDT SUN JUN 26 1994 ...EXTREME THUNDERSTORMS IN WHITESDIE COUNTY ILLINOIS AND IN EXTREME SOUTHEAST CLINTON COUNTY IOWA... TWO EXTREME THUNDERSTORMS WERE FOUND ACROSS THE NORTHERN PARTS OF THE TWO STATE REGION. THE FIRST WAS IN WHITESIDE COUNTY FROM THE STERLING/ ROCK FALLS AREA TO JUST NORTH OF MORRISON...35 MILES NORTHEAST OF THE QUAD CITIES. THE OTHER EXTREME THUNDERSTORM WAS IN EXTREME SOUTHEAST CLINTON COUNTY IOWA...25 MILES NORTH/NORTHEAST OF THE QUAD CITIES. THESE STORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. BE READY FOR VERY HEAVY RAIN...POSSIBLE HAIL...AND STRONG GUSTY WINDS IF YOU LIVE IN UPPER ROCK ISLAND COUNTY ILLINOIS OR SOUTHEASTERN WHITESIDE COUNTY ILLINOIS. WHEN YOU SEE THESE STORMS MOVING INTO YOUR AREA... THE BEST THING TO DO IS TO WAIT THEM OUT IN A STURDY SHELTER. . GOEHRING
Special weather statement, Jun 26, 2:32 PM CDT, 1 hour 32 minutes before
ILZ009-015-016-024-IAZ065>068-078-088-089-099-262030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 230 PM CDT SUN JUN 26 1994 ...EXTREME THUNDERSTORMS IN WHITESDIE COUNTY ILLINOIS AND IN EXTREME SOUTHEAST CLINTON COUNTY IOWA... TWO EXTREME THUNDERSTORMS WERE FOUND ACROSS THE NORTHERN PARTS OF THE TWO STATE REGION. THE FIRST WAS IN WHITESIDE COUNTY FROM THE STERLING/ ROCK FALLS AREA TO JUST NORTH OF MORRISON...35 MILES NORTHEAST OF THE QUAD CITIES. THE OTHER EXTREME THUNDERSTORM WAS IN EXTREME SOUTHEAST CLINTON COUNTY IOWA...25 MILES NORTH/NORTHEAST OF THE QUAD CITIES. THESE STORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. BE READY FOR VERY HEAVY RAIN...POSSIBLE HAIL...AND STRONG GUSTY WINDS IF YOU LIVE IN UPPER ROCK ISLAND COUNTY ILLINOIS OR SOUTHEASTERN WHITESIDE COUNTY ILLINOIS. WHEN YOU SEE THESE STORMS MOVING INTO YOUR AREA... THE BEST THING TO DO IS TO WAIT THEM OUT IN A STURDY SHELTER. . GOEHRING
Special weather statement, Jun 26, 3:34 PM CDT, 30 minutes before
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</html>Special weather statement, Jun 26, 3:35 PM CDT, 29 minutes before
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<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.
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<p id="message2">
Please try again in a few minutes.
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</html>The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 2:52 PM CDT | Tornado Warning | DVN | Rock Island | 38 min |
| Jun 26, 3:04 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 56 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1994Every severe thunderstorm warning in 1994
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.