Alert archive / Iowa / River Flood Watches in 2016

River Flood Watch 22, NWS Quad Cities, IA

September 21, 2016Louisa County, Iowa

NWS Quad Cities, IA issued this river flood watch at Sep 21, 2016, 9:44 PM CDT for Louisa County, Iowa. It took effect at Sep 26, 2016, 11:00 PM CDT. It was in force for .

The area

The counties it named.

The facts

Issued
Sep 21, 2016, 9:44 PM CDT (02:44 UTC)
In effect from
Sep 26, 2016, 11:00 PM CDT
Expired
Sep 22, 2016, 9:44 PM CDT
In force
Issued by
NWS Quad Cities, IA
Area
Storm-based polygon
Flood severity
None

County Louisa County, IA

The radar

The Quad Cities radar (KDVN), 72 km from the middle of the area, began a volume at 02:45 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 Iowa River at Columbus Jct (CJTI4).

Action stage
19 ft
Minor stage
23 ft
Moderate stage
25 ft
Major stage
26.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05465100, 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 watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Quad Cities, IA wrote its last area forecast discussion before this river flood watch went out at Sep 21, 6:27 PM CDT, 3 hours 17 minutes earlier.

Area forecast discussion, Sep 21, 6:27 PM CDT, 3 hours 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>
Hazardous weather outlook, Sep 21, 4:20 AM CDT, 17 hours 24 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
420 AM CDT WED SEP 21 2016

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-220930-
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-
HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL-
WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-
WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
420 AM CDT WED SEP 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST
CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST
MISSOURI.

.DAY ONE...TODAY AND TONIGHT

THERE IS A CHANCE OF THUNDERSTORMS THIS MORNING AND AGAIN LATER
THIS AFTERNOON AND TONIGHT...MAINLY NORTH OF HIGHWAY 30. SEVERE
STORMS ARE NOT EXPECTED. STRONG STORMS WITH GUSTY WINDS OVER 40
MPH...SMALL HAIL AND LOCALIZED 1 INCH PLUS RAIN AMOUNTS MAY OCCUR.

AREA RIVERS ARE EXPERIENCING FLOODING. PLEASE SEE THE LATEST
FLOOD STATEMENTS AND FLOOD WARNINGS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE IS A CHANCE OF THUNDERSTORMS THURSDAY AND FRIDAY. AT THIS
TIME...NO SEVERE STORMS ARE ANTICIPATED.

THERE IS A CHANCE OF THUNDERSTORMS SUNDAY THROUGH TUESDAY. AT THIS
TIME IT IS TOO EARLY TO DETERMINE ANY SEVERE WEATHER OR HEAVY RAIN
THREAT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS UNLIKELY. ANY RAINFALL REPORTS OVER 1 INCH
WOULD BE APPRECIATED.

NICHOLS/08

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 21, 9:44 PM CDTRiver Flood WatchDVNBenton, Linn8 days
Sep 21, 9:44 PM CDTRiver Flood WatchDVNCedar, Johnson, Linn24 hr
Sep 21, 9:44 PM CDTRiver Flood WatchDVNLouisa24 hr
Sep 21, 9:44 PM CDTRiver Flood WatchDVNLouisa24 hr
Sep 21, 9:44 PM CDTRiver Flood WatchDVNBuchanan, Linn8 days
Sep 21, 9:44 PM CDTRiver Flood WatchDVNCedar, Jones, Linn38 hr
Sep 22, 10:26 AM CDTRiver Flood WarningDVNBenton, Linn8 days
Sep 22, 10:26 AM CDTRiver Flood WarningDVNCedar, Johnson, Linn10 days
Sep 22, 10:50 AM CDTRiver Flood WarningDVNLouisa14 days
Sep 22, 10:50 AM CDTRiver Flood WarningDVNLouisa16 days
Sep 22, 10:50 AM CDTRiver Flood WarningDVNLouisa16 days
Sep 22, 11:47 AM CDTRiver Flood WarningDVNDubuque8 days
Sep 22, 11:47 AM CDTRiver Flood WarningDVNDubuque, Jackson11 days
Sep 22, 12:04 PM CDTRiver Flood WatchDVNJackson5 days
Sep 22, 12:04 PM CDTRiver Flood WatchDVNClinton71 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNClinton, Scott24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNScott24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNMuscatine, Scott24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNMuscatine24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNLouisa, Muscatine24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNLouisa24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNDes Moines, Louisa24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNDes Moines24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNDes Moines, Lee24 hr
Sep 22, 12:04 PM CDTRiver Flood WatchDVNLee48 hr
Sep 22, 4:14 PM CDTSpecial Weather StatementDVNBenton31 min
Sep 22, 5:25 PM CDTSpecial Weather StatementDVNLinn65 min
Sep 22, 12:04 PM CDTRiver Flood WatchDVNHancock48 hr

Nearby

River Flood Watches in Iowa, 2016Every river flood watch in 2016

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.