River Flood Warning 1, NWS Des Moines, IA

Issued

Apr 16, 2012, 10:36 AM CDT (15:36 UTC)

In effect from

Apr 16, 2012, 11:40 AM CDT

Expired

Apr 17, 2012, 4:05 AM CDT

In force

16 hr

Issued by

NWS Des Moines, IA

Area

Storm-based polygon

Flood severity

Minor

Counties Madison County, IA, Warren County, IA

The Des Moines radar (KDMX), 30 km from the middle of the area, began a volume at 15:41 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.

Written for the forecast point North River near Norwalk (NRWI4). The gauge peaked at 22.27 ft at Apr 16, 2012, 4:00 PM CDT.

Action stage

17 ft

Minor stage

22 ft

Moderate stage

25 ft

Major stage

26 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05486000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

385 
WGUS43 KDMX 161536
FLWDMX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
1036 AM CDT MON APR 16 2012

...THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FLOOD 
WARNING FOR ALL OR PORTIONS OF THE FOLLOWING RIVERS IN IOWA...NORTH 
RIVER...

  AFFECTING THE FOLLOWING COUNTIES IN IOWA...MADISON...WARREN
  
RIVER FORECASTS INCLUDE OBSERVED PRECIPITATION...AS WELL AS EXPECTED
PRECIPITATION OVER THE NEXT 24 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED AREA...TURN AROUND AND FIND AN ALTERNATE 
ROUTE. TURN AROUND...DO NOT DROWN.

MORE INFORMATION IS AT  WWW.WEATHER.GOV/DESMOINES .

&&

IAC121-181-171536-
/O.NEW.KDMX.FL.W.0001.120416T1640Z-120418T0444Z/
/NRWI4.1.ER.120416T1640Z.120417T0000Z.120417T0444Z.NO/
1036 AM CDT MON APR 16 2012

...FLOOD WARNING IN EFFECT UNTIL LATE THIS EVENING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A
* FLOOD WARNING FOR
  THE NORTH RIVER NEAR NORWALK...OR FROM THE MADISON-WARREN COUNTY 
  LINE...TO THE DES MOINES RIVER.
* UNTIL LATE THIS EVENING.
* AT 10:31 AM MONDAY THE STAGE WAS 21.7 FEET.
* FLOOD STAGE IS 22.0 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE MIDDAY TODAY...AND CONTINUE 
  RISING TO 22.5 FEET THIS EVENING. GO BELOW FLOOD STAGE LATE THIS 
  EVENING.
* IMPACT...AT  22.0 FEET...SEVERAL RURAL GRAVEL ROADS ARE THREATENED.

&&
 
LAT...LON 4143 9379 4151 9361 4153 9346 4151 9344 4138 9379

$$

902 
WGUS83 KDMX 170905
FLSDMX

FLOOD STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
405 AM CDT TUE APR 17 2012

...THE FLOOD WARNING HAS BEEN CANCELLED FOR ALL OR PORTIONS OF THE 
FOLLOWING RIVERS IN IOWA...NORTH RIVER...

  AFFECTING THE FOLLOWING COUNTIES IN IOWA...MADISON...WARREN
  
RIVER FORECASTS INCLUDE OBSERVED PRECIPITATION...AS WELL AS EXPECTED
PRECIPITATION OVER THE NEXT 24 HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED AREA...TURN AROUND AND FIND AN ALTERNATE 
ROUTE. TURN AROUND...DO NOT DROWN.

MORE INFORMATION IS AT  WWW.WEATHER.GOV/DESMOINES .

&&

IAC121-181-170935-
/O.CAN.KDMX.FL.W.0001.000000T0000Z-120418T0444Z/
/NRWI4.1.ER.120417T0149Z.000000T0000Z.120417T0246Z.NO/
405 AM CDT TUE APR 17 2012

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE NORTH RIVER NEAR NORWALK...OR FROM THE MADISON-WARREN COUNTY 
  LINE...TO THE DES MOINES RIVER.
* AT  3:46 AM TUESDAY THE STAGE WAS 21.6 FEET.
* FELL BELOW FLOOD STAGE AT  9:46 PM MONDAY.
* FORECAST...FALL TO 17.6 FEET WEDNESDAY MORNING.
* IMPACT...AT  21.0 FEET...THE FISH HATCHERY ON COUNTY HIGHWAY R57 
  FLOODS. WIDESPREAD AGRICULTURAL FLOODING OCCURS.

&&
 
LAT...LON 4143 9379 4151 9361 4153 9346 4151 9344 4138 9379

$$

River Flood Warnings in Iowa, 2012Every river flood warning in 2012

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.