Alert archive / Indiana / Flash Flood Warnings in 2010
Flash Flood Warning 25, NWS Chicago, IL
NWS Chicago, IL issued this flash flood warning at Jul 24, 2010, 1:31 AM CDT for Cook County, Illinois; Lake County, Porter County, Indiana. It was in force for 6 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 24, 2010, 1:31 AM CDT (06:31 UTC)
- Expired
- Jul 24, 2010, 7:11 AM CDT
- In force
- 6 hr
- Issued by
- NWS Chicago, IL
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cook County, IL, Lake County, IN, Porter County, IN
The radar
The Chicago radar (KLOT), 60 km from the middle of the area, began a volume at 06:32 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.
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 Chicago, IL wrote its last area forecast discussion before this flash flood warning went out at Jul 23, 4:58 PM CDT, 8 hours 33 minutes earlier.
Area forecast discussion, Jul 23, 4:58 PM CDT, 8 hours 33 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, Jul 23, 3:40 PM CDT, 9 hours 51 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 Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 10:05 PM CDT | River Flood Watch | LOT | Winnebago | 15 hr |
| Jul 23, 10:05 PM CDT | River Flood Watch | LOT | Winnebago | 15 hr |
| Jul 23, 10:05 PM CDT | River Flood Watch | LOT | Ogle | 15 hr |
| Jul 23, 10:05 PM CDT | River Flood Watch | LOT | Boone | 15 hr |
| Jul 23, 10:05 PM CDT | River Flood Watch | LOT | Winnebago | 15 hr |
| Jul 23, 10:05 PM CDT | River Flood Watch | LOT | Winnebago | 15 hr |
| Jul 23, 10:11 PM CDT | River Flood Watch | LOT | Kane, McHenry | 14 hr |
| Jul 23, 10:11 PM CDT | River Flood Watch | LOT | Kane, Kendall | 14 hr |
| Jul 23, 10:11 PM CDT | River Flood Watch | LOT | Lake | 14 hr |
| Jul 23, 10:11 PM CDT | River Flood Watch | LOT | Lake | 14 hr |
| Jul 23, 10:11 PM CDT | River Flood Watch | LOT | Will | 14 hr |
| Jul 23, 10:15 PM CDT | River Flood Warning | LOT | Lake | 61 hr |
| Jul 23, 10:35 PM CDT | Special Weather Statement | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 3 more | 55 min |
| Jul 23, 11:31 PM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 4 more | 8 hr |
| Jul 24, 12:04 AM CDT | Flash Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 3 more | 7 hr |
| Jul 24, 3:11 AM CDT | Special Weather Statement | LOT | Cook, DuPage | 64 min |
| Jul 24, 4:11 AM CDT | Heat Advisory | LOT | Ford, Iroquois, Kankakee, Livingston | 15 hr |
| Jul 24, 5:03 AM CDT | Special Weather Statement | LOT | DeKalb, Lee, Ogle | 42 min |
| Jul 24, 6:13 AM CDT | Special Weather Statement | LOT | Cook | 32 min |
| Jul 24, 6:38 AM CDT | Special Marine Warning | LOT | 84 min | |
| Jul 24, 7:09 AM CDT | Areal Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 4 more | 33 hr |
| Jul 24, 7:44 AM CDT | River Flood Warning | LOT | Lake | 14 hr |
| Jul 24, 7:44 AM CDT | River Flood Warning | LOT | Lake | 38 hr |
| Jul 24, 7:44 AM CDT | River Flood Warning | LOT | Cook | 51 hr |
| Jul 24, 7:44 AM CDT | River Flood Warning | LOT | Will | 3 days |
| Jul 24, 9:25 AM CDT | River Flood Warning | LOT | Cook | 12 hr |
| Jul 24, 9:25 AM CDT | River Flood Warning | LOT | Kane, McHenry | 36 hr |
| Jul 24, 9:25 AM CDT | River Flood Warning | LOT | Kane, Kendall | 67 hr |
| Jul 24, 9:25 AM CDT | River Flood Warning | LOT | LaSalle | 43 hr |
| Jul 24, 9:25 AM CDT | River Flood Warning | LOT | Will | 67 hr |
| Jul 24, 10:16 AM CDT | River Flood Warning | LOT | Winnebago | 12 days |
| Jul 24, 10:16 AM CDT | River Flood Warning | LOT | Winnebago | 11 days |
| Jul 24, 10:16 AM CDT | River Flood Warning | LOT | Ogle | 9 days |
| Jul 24, 10:16 AM CDT | River Flood Warning | LOT | Winnebago | 3 days |
| Jul 24, 10:16 AM CDT | River Flood Warning | LOT | Winnebago | 12 days |
| Jul 24, 11:09 AM CDT | River Flood Advisory | LOT | Grundy | 10 hr |
| Jul 24, 11:09 AM CDT | River Flood Advisory | LOT | LaSalle | 59 hr |
| Jul 24, 11:09 AM CDT | River Flood Advisory | LOT | Bureau, LaSalle | 10 hr |
| Jul 24, 1:03 PM CDT | River Flood Advisory | LOT | Boone | 32 hr |
| Jul 24, 4:40 PM CDT | Special Weather Statement | LOT | Ford, Iroquois | 35 min |
| Jul 24, 5:17 PM CDT | Special Weather Statement | LOT | Ford, Iroquois | 58 min |
| Jul 24, 7:51 AM CDT | Special Weather Statement | LOT | Jasper | 39 min |
| Jul 24, 6:04 PM CDT | Special Weather Statement | LOT | Benton, Jasper, Newton | 56 min |
| Jul 24, 6:44 PM CDT | Areal Flood Advisory | LOT | Benton, Jasper, Newton | 3 hr |
Nearby
Flash Flood Warnings in Indiana, 2010Flash Flood Warnings in Illinois, 2010Every flash flood warning in 2010
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.