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Flash Flood Warning 0064
Issued by the Lincoln Forecast Office

Action Issued Starts Expiration
New 2026-08-14 23:57:09 2026-08-14 23:56:00 2026-08-15 06:00:00
Continued 2026-08-15 01:53:41 2026-08-15 06:00:00
Time Extended 2026-08-15 03:36:03 2026-08-15 08:00:00
Cancelled 2026-08-15 06:38:09 2026-08-15 08:00:00


Action: New
Issued At: 2026-08-14 23:57:09

059 
WGUS53 KILX 150456
FFWILX
ILC057-095-125-143-179-203-151100-
/O.NEW.KILX.FF.W.0064.260815T0456Z-260815T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lincoln IL
1156 PM CDT Fri Aug 14 2026

The National Weather Service in Lincoln has issued a

* Flash Flood Warning for...
  Northeastern Mason County in central Illinois...
  Southern Peoria County in central Illinois...
  Tazewell County in central Illinois...
  Southwestern Woodford County in central Illinois...
  Fulton County in west central Illinois...
  Southern Knox County in west central Illinois...

* Until 600 AM CDT Saturday.

* At 1156 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 4 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...
  Peoria, Pekin, East Peoria, Morton, Canton, Eureka, Lewistown, 
  Washington, Bartonville, Creve Coeur, West Peoria, Abingdon, 
  Marquette Heights, Farmington, Tremont, Elmwood, Bellevue, 
  Mackinaw, Delavan and Manito.

This includes the following State Parks...
Banner Marsh State Fish and Wildlife Area, Powerton Lake State Fish 
and Wildlife Area, Rice Lake State Fish and Wildlife Area, Sand 
Ridge State Forest, Spring Lake State Fish and Wildlife Area and 
Mackinaw River State Fish and Wildlife Area.

This includes the following highways...
 Interstate 74 between  mile markers 82 and 112.
 Interstate 155 between  mile markers 12 and 31.
 Interstate 474 between  mile markers 0 and 14.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, dont drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 4082 9005 4071 8926 4033 8926 4033 9044
      4082 9044

FLASH FLOOD...RADAR INDICATED

$$

MJA


Action: Continued
Issued At: 2026-08-15 01:53:41

613 
WGUS73 KILX 150653
FFSILX

Flash Flood Statement
National Weather Service Lincoln IL
153 AM CDT Sat Aug 15 2026

ILC057-095-125-143-179-203-151100-
/O.CON.KILX.FF.W.0064.000000T0000Z-260815T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fulton IL-Knox IL-Mason IL-Peoria IL-Tazewell IL-Woodford IL-
153 AM CDT Sat Aug 15 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 6 AM CDT EARLY THIS 
MORNING FOR NORTHEASTERN MASON, SOUTHERN PEORIA, TAZEWELL, 
SOUTHWESTERN WOODFORD, FULTON AND SOUTHERN KNOX COUNTIES...

At 152 AM CDT, the public reported thunderstorms producing heavy 
rain across the warned area. Between 2 and 4 inches of rain have 
fallen. The expected rainfall rate is 1 to 3 inches in 1 hour. Flash 
flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Public 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...
  Peoria, Pekin, East Peoria, Morton, Canton, Eureka, Lewistown, 
  Washington, Bartonville, Creve Coeur, West Peoria, Abingdon, 
  Marquette Heights, Farmington, Tremont, Elmwood, Bellevue, 
  Mackinaw, Delavan and Manito.

This includes the following State Parks...
Banner Marsh State Fish and Wildlife Area, Powerton Lake State Fish 
and Wildlife Area, Rice Lake State Fish and Wildlife Area, Sand 
Ridge State Forest, Spring Lake State Fish and Wildlife Area and 
Mackinaw River State Fish and Wildlife Area.

This includes the following highways...
 Interstate 74 between  mile markers 81 and 112.
 Interstate 155 between  mile markers 12 and 31.
 Interstate 474 between  mile markers 0 and 14.

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.

&&

LAT...LON 4082 9005 4071 8926 4033 8926 4033 9044
      4082 9044

FLASH FLOOD...OBSERVED
EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR

$$

Copple


Action: Time Extended
Issued At: 2026-08-15 03:36:03

693 
WGUS53 KILX 150835 RRA
FFWILX
ILC057-095-125-143-179-203-151300-
/O.EXT.KILX.FF.W.0064.000000T0000Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Lincoln IL
335 AM CDT Sat Aug 15 2026

The National Weather Service in Lincoln has extended the

* Flash Flood Warning for...
  Northeastern Mason County in central Illinois...
  Southern Peoria County in central Illinois...
  Tazewell County in central Illinois...
  Southwestern Woodford County in central Illinois...
  Fulton County in west central Illinois...
  Southern Knox County in west central Illinois...

* Until 800 AM CDT.

* At 335 AM CDT, the public reported thunderstorms producing heavy 
  rain across the warned area. Between 2 and 4 inches of rain have 
  fallen. The expected rainfall rate is 1 to 3 inches in 1 hour. 
  Additional rainfall amounts of 1 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...Public 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...
  Peoria, Pekin, East Peoria, Morton, Canton, Eureka, Lewistown, 
  Washington, Bartonville, Creve Coeur, West Peoria, Abingdon, 
  Marquette Heights, Farmington, Tremont, Elmwood, Bellevue, 
  Mackinaw, Delavan and Manito.

This includes the following State Parks...
Banner Marsh State Fish and Wildlife Area, Powerton Lake State Fish 
and Wildlife Area, Rice Lake State Fish and Wildlife Area, Sand 
Ridge State Forest, Spring Lake State Fish and Wildlife Area and 
Mackinaw River State Fish and Wildlife Area.

This includes the following highways...
 Interstate 74 between  mile markers 81 and 112.
 Interstate 155 between  mile markers 12 and 31.
 Interstate 474 between  mile markers 0 and 14.

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.

&&

LAT...LON 4082 9005 4071 8926 4033 8926 4033 9044
      4082 9044

FLASH FLOOD...OBSERVED
EXPECTED RAINFALL RATE...1-3 INCHES IN 1 HOUR

$$

Copple


Action: Cancelled
Issued At: 2026-08-15 06:38:09

493 
WGUS73 KILX 151137
FFSILX

Flash Flood Statement
National Weather Service Lincoln IL
637 AM CDT Sat Aug 15 2026

ILC057-095-125-143-179-203-151147-
/O.CAN.KILX.FF.W.0064.000000T0000Z-260815T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Fulton IL-Knox IL-Mason IL-Peoria IL-Tazewell IL-Woodford IL-
637 AM CDT Sat Aug 15 2026

...FLASH FLOOD WARNING FOR NORTHEASTERN MASON, SOUTHERN PEORIA, 
TAZEWELL, SOUTHWESTERN WOODFORD, FULTON AND SOUTHERN KNOX COUNTIES 
HAS BEEN REPLACED WITH A FLOOD WARNING...

&&

LAT...LON 4082 9005 4071 8926 4033 8926 4033 9044
      4082 9044

$$

Copple



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