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Home Return to list Flash Flood Warning 0038 Issued by the Davenport / Quad Cities Forecast Office
Action: New Issued At: 2026-08-15 01:56:11
646
WGUS53 KDVN 150655
FFWDVN
ILC071-109-187-151300-
/O.NEW.KDVN.FF.W.0038.260815T0655Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Quad Cities IA IL
Issued by National Weather Service Des Moines IA
155 AM CDT Sat Aug 15 2026
The National Weather Service in Quad Cities has issued a
* Flash Flood Warning for...
Southeastern Henderson County in west central Illinois...
McDonough County in west central Illinois...
Southern Warren County in west central Illinois...
* Until 800 AM CDT Saturday.
* At 155 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 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
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...
Macomb, Bushnell, Colchester, Roseville, Stronghurst,
Blandinsville, Industry, Good Hope, Prairie City, Bardolph,
Raritan, Tennessee, Sciota, Western Illinois University, Little
Swan Lake, Fandon, Adair, New Philadelphia, Colmar and Walnut
Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4076 9045 4033 9045 4033 9091 4036 9091
4037 9091 4038 9091 4039 9091 4040 9091
4041 9091 4076 9090
FLASH FLOOD...RADAR INDICATED
$$
Ansorge
Action: Continued Issued At: 2026-08-15 02:50:44
264
WGUS73 KDVN 150750
FFSDVN
Flash Flood Statement
National Weather Service Quad Cities IA IL
Issued by National Weather Service Des Moines IA
250 AM CDT Sat Aug 15 2026
ILC071-109-187-151300-
/O.CON.KDVN.FF.W.0038.000000T0000Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Henderson IL-McDonough IL-Warren IL-
250 AM CDT Sat Aug 15 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING
FOR SOUTHEASTERN HENDERSON, MCDONOUGH AND SOUTHERN WARREN COUNTIES...
At 250 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Additional rainfall amounts of 1 to 2 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Macomb, Bushnell, Colchester, Roseville, Stronghurst,
Blandinsville, Industry, Good Hope, Prairie City, Bardolph,
Raritan, Tennessee, Sciota, Western Illinois University, Little
Swan Lake, Fandon, Adair, New Philadelphia, Colmar and Walnut
Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4076 9045 4033 9045 4033 9091 4036 9091
4037 9091 4038 9091 4039 9091 4040 9091
4041 9091 4076 9090
FLASH FLOOD...RADAR INDICATED
$$
MM
Action: Continued Issued At: 2026-08-15 03:46:03
005
WGUS73 KDVN 150845
FFSDVN
Flash Flood Statement
National Weather Service Quad Cities IA IL
Issued by National Weather Service Des Moines IA
345 AM CDT Sat Aug 15 2026
ILC071-109-187-151300-
/O.CON.KDVN.FF.W.0038.000000T0000Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Henderson IL-McDonough IL-Warren IL-
345 AM CDT Sat Aug 15 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING
FOR SOUTHEASTERN HENDERSON, MCDONOUGH AND SOUTHERN WARREN COUNTIES...
At 345 AM CDT, local law enforcement reported flash flooding
affecting several streets in Macomb including Piper Street, Jackson
Street and Johnson Street with water over 1 feet deep in spots.
Between 2 and 5 inches of rain have fallen. Additional rainfall
amounts of 1 to 2 inches are possible in the warned area. Flash
flooding is already occurring.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Law enforcement reported.
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...
Macomb, Bushnell, Colchester, Roseville, Stronghurst,
Blandinsville, Industry, Good Hope, Prairie City, Bardolph,
Raritan, Tennessee, Sciota, Western Illinois University, Little
Swan Lake, Fandon, Adair, New Philadelphia, Colmar and Walnut
Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont 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.
Be aware of your surroundings and do not drive on flooded roads.
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 4076 9045 4033 9045 4033 9091 4036 9091
4037 9091 4038 9091 4039 9091 4040 9091
4041 9091 4076 9090
FLASH FLOOD...OBSERVED
$$
MM
Action: Continued Issued At: 2026-08-15 05:41:07
984
WGUS73 KDVN 151040
FFSDVN
Flash Flood Statement
National Weather Service Quad Cities IA IL
540 AM CDT Sat Aug 15 2026
ILC071-109-187-151300-
/O.CON.KDVN.FF.W.0038.000000T0000Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Henderson IL-McDonough IL-Warren IL-
540 AM CDT Sat Aug 15 2026
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING
FOR SOUTHEASTERN HENDERSON, MCDONOUGH AND SOUTHERN WARREN COUNTIES...
At 540 AM CDT, local law enforcement reported flash flooding with
several streets in Macomb flooded. Between 2 and 5 inches of rain has
already fallen. Additional rainfall amounts up to 1 inch are possible
in the warned area. Flash flooding is already occurring.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Law enforcement reported.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Macomb, Bushnell, Colchester, Roseville, Stronghurst,
Blandinsville, Industry, Good Hope, Prairie City, Bardolph,
Raritan, Tennessee, Sciota, Western Illinois University, Little
Swan Lake, Fandon, Adair, New Philadelphia, Colmar and Walnut
Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, dont drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
&&
LAT...LON 4076 9045 4033 9045 4033 9091 4036 9091
4037 9091 4038 9091 4039 9091 4040 9091
4041 9091 4076 9090
FLASH FLOOD...OBSERVED
$$
McClure
Action: Expired Issued At: 2026-08-15 07:50:42
306
WGUS73 KDVN 151250
FFSDVN
Flash Flood Statement
National Weather Service Quad Cities IA IL
750 AM CDT Sat Aug 15 2026
ILC071-109-187-151300-
/O.EXP.KDVN.FF.W.0038.000000T0000Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Henderson IL-McDonough IL-Warren IL-
750 AM CDT Sat Aug 15 2026
...FLASH FLOOD WARNING WILL EXPIRE AT 8 AM CDT THIS MORNING FOR
SOUTHEASTERN HENDERSON, MCDONOUGH AND SOUTHERN WARREN COUNTIES...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
A Flood Watch remains in effect until 1000 AM CDT for portions of
Illinois, southeast Iowa, and northeast Missouri.
&&
LAT...LON 4076 9045 4033 9045 4033 9091 4036 9091
4037 9091 4038 9091 4039 9091 4040 9091
4041 9091 4076 9090
$$
Ervin
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