664 
WGUS73 KDVN 141046
FFSDVN

Flash Flood Statement
National Weather Service Quad Cities IA IL
546 AM CDT Fri Aug 14 2026

IAC057-ILC071-187-141445-
/O.CON.KDVN.FF.W.0034.000000T0000Z-260814T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Des Moines IA-Henderson IL-Warren IL-
546 AM CDT Fri Aug 14 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 AM CDT THIS
MORNING FOR NORTHERN DES MOINES, NORTHEASTERN HENDERSON AND WARREN
COUNTIES...

At 546 AM CDT, Doppler radar indicated thunderstorms have diminished
across much of the warned area at this time. Between 2 and 4 inches
of rain have fallen. More thunderstorms are expected to move back
into the warned area this morning with additional rainfall amounts of
1 to 2 inches possible. Flash flooding is ongoing or expected to
begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar and automated gauges.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Monmouth, Oquawka, Mediapolis, Kirkwood, Little York, Biggsville,
  Gladstone, Rozetta, Lake Warren, Kossuth, Greenbush, Coldbrook,
  Bald Bluff, Berwick, Smithshire, Delabar State Park, Eleanor,
  Ponemah, Big River State Forest and Monmouth Municipal Airport.

This includes the following State Parks...
Delabar State Park and Henderson County Conservation Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.

&&

LAT...LON 4106 9131 4100 9044 4069 9044 4092 9132

FLASH FLOOD...RADAR AND GAUGE INDICATED

$$

McClure


355 
WGUS73 KDVN 141047
FFSDVN

Flash Flood Statement
National Weather Service Quad Cities IA IL
547 AM CDT Fri Aug 14 2026

IAC057-115-ILC071-131-187-141600-
/O.CON.KDVN.FF.W.0035.000000T0000Z-260814T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Des Moines IA-Louisa IA-Henderson IL-Mercer IL-Warren IL-
547 AM CDT Fri Aug 14 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 AM CDT THIS MORNING
FOR NORTHEASTERN DES MOINES, LOUISA, MERCER, NORTHEASTERN HENDERSON
AND NORTHERN WARREN COUNTIES...

At 547 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 3 inches of rain have
fallen. Additional rainfall amounts of 2 to 3 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar indicated.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Aledo, Wapello, Columbus Junction, Burgess, Viola, Morning Sun, New
  Windsor, Millersburg, Matherville, New Boston, Sherrard,
  Keithsburg, Grandview, Reynolds, Eliza, Joy, Columbus City, Letts,
  Little York and Seaton.

This includes the following State Parks...
Big River State Forest.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the
dangers of flooding.

&&

LAT...LON 4137 9148 4133 9136 4133 9043 4099 9044
      4106 9136 4116 9137 4116 9144 4117 9149

FLASH FLOOD...RADAR INDICATED

$$

McClure