Alert archive / Iowa / River Flood Watches in 2016

River Flood Watch 40, NWS Quad Cities, IA

September 23, 2016Jackson County, Iowa

NWS Quad Cities, IA issued this river flood watch at Sep 23, 2016, 9:46 AM CDT for Jackson County, Iowa. It took effect at Sep 25, 2016, 3:10 AM CDT. It was in force for 50 hr.

The area

The counties it named.

The facts

Issued: Sep 23, 2016, 9:46 AM CDT (14:46 UTC)
In effect from: Sep 25, 2016, 3:10 AM CDT
Expired: Sep 27, 2016, 5:30 AM CDT
In force: 50 hr
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: None

County Jackson County, IA

The radar

The Quad Cities radar (KDVN), 62 km from the middle of the area, began a volume at 14:46 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 Maquoketa River near Maquoketa (MAQI4). The gauge peaked at 24.37 ft at Sep 25, 2016, 5:00 PM CDT.

Action stage: 23 ft
Minor stage: 24 ft
Moderate stage: 26 ft
Major stage: 28.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05418500, 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 23, 6:36 AM CDT, 3 hours 10 minutes earlier.

Area forecast discussion, Sep 23, 6:36 AM CDT, 3 hours 10 minutes before

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Hazardous weather outlook, Sep 23, 4:38 AM CDT, 5 hours 8 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
438 AM CDT FRI SEP 23 2016

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-240945-
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-
438 AM CDT FRI SEP 23 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

THUNDERSTORMS WITH LOCALLY HEAVY RAIN AND DANGEROUS CLOUD TO
GROUND LIGHTNING WILL AFFECT PORTIONS OF EASTERN IOWA AND
NORTHWEST ILLINOIS THIS MORNING.

AREA RIVERS WILL BE EXPERIENCING SIGNIFICANT TO MAJOR FLOODING.
PLEASE SEE THE LATEST FLOOD STATEMENTS AND FLOOD WARNINGS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THERE IS A CHANCE OF THUNDERSTORMS SATURDAY NIGHT AND SUNDAY AHEAD
OF A COLD FRONT. THE THREAT FOR SEVERE WEATHER APPEARS LOW AT THIS
TIME. LOCALLY HEAVY RAIN IS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

ANY REPORTS OF AN INCH OR MORE OF RAIN OR FLOODING THIS MORNING
WOULD BE GREATLY APPRECIATED.

In the hours before

Local storm report, Sep 23, 7:45 AM CDT, 2 hours 1 minute before

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Local storm report, Sep 23, 7:47 AM CDT, 1 hour 59 minutes before

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Local storm report, Sep 23, 7:49 AM CDT, 1 hour 57 minutes before

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Local storm report, Sep 23, 7:50 AM CDT, 1 hour 56 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
750 AM CDT FRI SEP 23 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 AM     HEAVY RAIN       MARENGO                 41.80N 92.07W
09/23/2016  M2.25 INCH       IOWA               IA   CO-OP OBSERVER

            24-HOUR RAINFALL

&&

PETERS

Local storm report, Sep 23, 8:11 AM CDT, 1 hour 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
811 AM CDT FRI SEP 23 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0700 AM     HEAVY RAIN       COGGON                  42.28N 91.53W
09/23/2016  M2.70 INCH       LINN               IA   CO-OP OBSERVER

            24-HOUR RAINFALL

0700 AM     HEAVY RAIN       BELLE PLAINE            41.90N 92.27W
09/23/2016  M1.85 INCH       BENTON             IA   CO-OP OBSERVER

            24-HOUR RAINFALL

&&

PETERS

Local storm report, Sep 23, 9:14 AM CDT, 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
914 AM CDT FRI SEP 23 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0755 AM     HEAVY RAIN       SWISHER                 41.84N 91.70W
09/23/2016  M3.43 INCH       JOHNSON            IA   COCORAHS

            RAINFALL OVER PAST 5 HOURS

0912 AM     HEAVY RAIN       NE BERTRAM              41.96N 91.53W
09/23/2016  M2.50 INCH       LINN               IA   TRAINED SPOTTER

            RAIN HAS ENDED

&&

TERRYS

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 22, 8:59 PM CDT	Flash Flood Watch	DVN	Benton, Buchanan, Delaware, Dubuque, Jackson, Jones and 1 more	13 hr
Sep 22, 9:48 PM CDT	Flash Flood Warning	DVN	Buchanan, Delaware, Dubuque, Jackson	6 hr
Sep 23, 1:55 AM CDT	Special Weather Statement	DVN	Jones, Linn	50 min
Sep 23, 2:42 AM CDT	River Flood Warning	DVN	Delaware, Jones	57 hr
Sep 23, 3:38 AM CDT	Flash Flood Warning	DVN	Buchanan, Delaware	6 hr
Sep 23, 4:24 AM CDT	Special Weather Statement	DVN	Iowa, Johnson	51 min
Sep 23, 4:33 AM CDT	Flash Flood Warning	DVN	Benton, Iowa, Johnson, Linn	6 hr
Sep 23, 10:26 AM CDT	River Flood Warning	DVN	Buchanan, Linn	6 days
Sep 23, 10:26 AM CDT	River Flood Warning	DVN	Cedar, Jones, Linn	8 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Clinton, Scott	12 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Scott	11 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Muscatine, Scott	13 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Muscatine	14 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Louisa, Muscatine	15 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Louisa	16 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Des Moines, Louisa	17 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Des Moines	18 days
Sep 23, 11:56 AM CDT	River Flood Warning	DVN	Des Moines, Lee	18 days

Nearby

River Flood Watches in Iowa, 2016 Every 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.