Alert archive / Illinois / Flash Flood Watches in 2021
Flash Flood Watch 5, NWS Lincoln, IL
NWS Lincoln, IL issued this flash flood watch at Jul 9, 2021, 2:49 AM CDT for 22 counties in Illinois. It took effect at Jul 9, 2021, 7:00 PM CDT. It was in force for 27 hr.
The area
The counties it named.
The facts
- Issued
- Jul 9, 2021, 2:49 AM CDT (07:49 UTC)
- In effect from
- Jul 9, 2021, 7:00 PM CDT
- Expired
- Jul 10, 2021, 10:18 PM CDT
- In force
- 27 hr
- Issued by
- NWS Lincoln, IL
- Flood severity
- None
All 22 counties
Cass County, IL, Christian County, IL, Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Effingham County, IL, Fulton County, IL, Jasper County, IL, Lawrence County, IL, Logan County, IL, Macon County, IL, Mason County, IL, Menard County, IL, Morgan County, IL, Moultrie County, IL, Richland County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Shelby County, IL
The radar
The Lincoln radar (KILX), 72 km from the middle of the area, began a volume at 07:55 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 nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 7.8 hours before the alert went out and 78 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 2 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 943 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
025 WGUS63 KILX 090749 FFAILX URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Lincoln IL 249 AM CDT Fri Jul 9 2021 ILZ036-040-041-047>051-092100- /O.NEW.KILX.FF.A.0005.210710T0800Z-210710T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Cass-Menard-Scott-Morgan-Sangamon- Including the cities of Havana, Winchester, Beardstown, Canton, Rushville, Petersburg, Jacksonville, and Springfield 249 AM CDT Fri Jul 9 2021 ...FLASH FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... The National Weather Service in Lincoln has issued a * Flash Flood Watch for portions of central Illinois and west central Illinois, including the following counties, in central Illinois, Mason, Menard and Sangamon. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott. * From late tonight through Saturday morning * A Low pressure system will deepen into the mid-Mississippi River Valley heading into the weekend. As this occurs, excessive moisture is forecast to flow into the Midwest later today through the weekend, lingering into the start of next week. Heavy rainfall is forecast to occur this evening through the overnight, with current forecasts of 2-4 inches of precipitation possible over already saturated soils. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ SB
7 follow-up statements
716 WGUS63 KILX 090802 FFAILX URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Lincoln IL 302 AM CDT Fri Jul 9 2021 ILZ036-040-041-047>051-092100- /O.EXT.KILX.FF.A.0005.210710T0000Z-210710T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Cass-Menard-Scott-Morgan-Sangamon- Including the cities of Havana, Winchester, Beardstown, Canton, Rushville, Petersburg, Jacksonville, and Springfield 302 AM CDT Fri Jul 9 2021 ...FLASH FLOOD WATCH NOW IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING... The Flash Flood Watch is now in effect for * Portions of central Illinois and west central Illinois, including the following counties, in central Illinois, Mason, Menard and Sangamon. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott. * From this evening through Saturday morning * A Low pressure system will deepen into the mid-Mississippi River Valley heading into the weekend. As this occurs, excessive moisture is forecast to flow into the Midwest later today through the weekend, lingering into the start of next week. Heavy rainfall is forecast to occur this evening through the overnight, with current forecasts of 2-4 inches of precipitation possible over already saturated soils. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ SB
793 WGUS63 KILX 091935 FFAILX Flood Watch National Weather Service Lincoln IL 235 PM CDT Fri Jul 9 2021 ILZ036-040-041-047>051-100345- /O.CON.KILX.FF.A.0005.210710T0000Z-210710T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Cass-Menard-Scott-Morgan-Sangamon- Including the cities of Havana, Winchester, Beardstown, Canton, Rushville, Petersburg, Jacksonville, and Springfield 235 PM CDT Fri Jul 9 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH SATURDAY MORNING... The Flash Flood Watch continues for * Portions of central Illinois and west central Illinois, including the following counties, in central Illinois, Mason, Menard and Sangamon. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott. * From 7 PM CDT this evening through Saturday morning * Multiple rounds of showers and thunderstorms capable of producing heavy rainfall are expected across the watch area. Rainfall may exceed 1 inch per hour rates at times, leading to multiple inches over short durations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ MJA
329 WGUS63 KILX 100231 FFAILX Flood Watch National Weather Service Lincoln IL 931 PM CDT Fri Jul 9 2021 ILZ036-040-041-047>051-101500- /O.CON.KILX.FF.A.0005.000000T0000Z-210710T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Cass-Menard-Scott-Morgan-Sangamon- Including the cities of Havana, Winchester, Beardstown, Canton, Rushville, Petersburg, Jacksonville, and Springfield 931 PM CDT Fri Jul 9 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY MORNING... The Flash Flood Watch continues for * Portions of central Illinois and west central Illinois, including the following counties, in central Illinois, Mason, Menard and Sangamon. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott. * Through Saturday morning * Multiple rounds of showers and thunderstorms capable of producing heavy rainfall are expected across the watch area. Rainfall may exceed 1 inch per hour rates at times, leading to multiple inches over short durations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ 37
139 WGUS63 KILX 100733 FFAILX URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Lincoln IL 233 AM CDT Sat Jul 10 2021 ILZ042-052>054-056-061>063-066>068-071>073-102100- /O.EXB.KILX.FF.A.0005.000000T0000Z-210711T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Logan-Christian-Macon-Moultrie-Coles-Shelby-Cumberland-Clark- Effingham-Jasper-Crawford-Clay-Richland-Lawrence- Including the cities of Mattoon, Lincoln, Flora, Olney, Greenup, Sullivan, Robinson, Marshall, Newton, Lawrenceville, Taylorville, Charleston, Effingham, Shelbyville, and Decatur 233 AM CDT Sat Jul 10 2021 ...FLASH FLOOD WATCH IN EFFECT THROUGH 7 AM SUNDAY MORNING... The National Weather Service in Lincoln has expanded the * Flash Flood Watch to include portions of central Illinois...east central Illinois and southeast Illinois, including the following counties, in central Illinois, Christian, Logan, Macon and Shelby. In east central Illinois, Clark, Coles, Cumberland and Moultrie. In southeast Illinois, Clay, Crawford, Effingham, Jasper, Lawrence and Richland. * Through Sunday morning * Portions of the watch area saw up to 1 inch of rainfall Friday night, with additional rounds expected throughout the weekend. Rainfall may exceed 1 inch per hour rates at times, leading to multiple inches over short durations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ ILZ036-040-041-047>051-102100- /O.EXT.KILX.FF.A.0005.000000T0000Z-210711T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Cass-Menard-Scott-Morgan-Sangamon- Including the cities of Havana, Winchester, Beardstown, Canton, Rushville, Petersburg, Jacksonville, and Springfield 233 AM CDT Sat Jul 10 2021 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH 7 AM SUNDAY MORNING... The Flash Flood Watch is now in effect for * Portions of central Illinois and west central Illinois, including the following counties, in central Illinois, Mason, Menard and Sangamon. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott. * Through Sunday morning * Portions of the watch area saw up to 1 inch of rainfall Friday night, with additional rounds expected throughout the weekend. Rainfall may exceed 1 inch per hour rates at times, leading to multiple inches over short durations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ SB
380 WGUS63 KILX 101859 FFAILX Flood Watch National Weather Service Lincoln IL 159 PM CDT Sat Jul 10 2021 ILZ036-040>042-047>054-056-061>063-066>068-071>073-110300- /O.CON.KILX.FF.A.0005.000000T0000Z-210711T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Logan-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon-Moultrie-Coles-Shelby-Cumberland-Clark-Effingham- Jasper-Crawford-Clay-Richland-Lawrence- Including the cities of Winchester, Canton, Flora, Petersburg, Springfield, Greenup, Beardstown, Decatur, Lincoln, Havana, Charleston, Olney, Mattoon, Rushville, Sullivan, Shelbyville, Marshall, Newton, Jacksonville, Lawrenceville, Taylorville, Effingham, and Robinson 159 PM CDT Sat Jul 10 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY MORNING... The Flash Flood Watch continues for * Portions of central Illinois...east central Illinois...southeast Illinois and west central Illinois, including the following counties, in central Illinois, Christian, Logan, Macon, Mason, Menard, Sangamon and Shelby. In east central Illinois, Clark, Coles, Cumberland and Moultrie. In southeast Illinois, Clay, Crawford, Effingham, Jasper, Lawrence and Richland. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott. * Through Sunday morning * Portions of the watch area saw over 1 inch of rainfall Friday night, with additional rounds expected through tonight. Rainfall may exceed 1 inch per hour rates at times, leading to multiple inches over short durations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ MJA
576 WGUS63 KILX 110016 FFAILX Flood Watch National Weather Service Lincoln IL 716 PM CDT Sat Jul 10 2021 ILZ036-040>042-047>054-056-061>063-066-110130- /O.CAN.KILX.FF.A.0005.000000T0000Z-210711T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Fulton-Schuyler-Mason-Logan-Cass-Menard-Scott-Morgan-Sangamon- Christian-Macon-Moultrie-Coles-Shelby-Cumberland-Clark-Effingham- Including the cities of Mattoon, Lincoln, Havana, Greenup, Winchester, Sullivan, Decatur, Marshall, Beardstown, Canton, Rushville, Petersburg, Taylorville, Charleston, Effingham, Shelbyville, Jacksonville, and Springfield 716 PM CDT Sat Jul 10 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of central Illinois...east central Illinois...southeast Illinois and west central Illinois, including the following areas, in central Illinois, Christian, Logan, Macon, Mason, Menard, Sangamon and Shelby. In east central Illinois, Clark, Coles, Cumberland and Moultrie. In southeast Illinois, Effingham. In west central Illinois, Cass, Fulton, Morgan, Schuyler and Scott has been cancelled. The Flood Watch is cancelled. Additional heavy rainfall is not expected at this time. $$ ILZ067-068-071>073-110830- /O.CON.KILX.FF.A.0005.000000T0000Z-210711T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Jasper-Crawford-Clay-Richland-Lawrence- Including the cities of Lawrenceville, Flora, Newton, Robinson, and Olney 716 PM CDT Sat Jul 10 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT SUNDAY... The Flash Flood Watch continues for * A portion of southeast Illinois, including the following counties, Clay, Crawford, Jasper, Lawrence and Richland. * Until 7 AM CDT Sunday * Rain continues in the area, with additional thunderstorms possible into Sunday morning. In the past day, as much as 4 inches has already fallen in some areas, and rainfall rates may exceed 1 inch per hour in additional thunderstorms. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Watch means that conditions may develop that lead to Flash Flooding. Flash Flooding is a very dangerous situation. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossing may also become flooded. Do not enter or cross flowing water or water of unknown depth. Stay away or be swept away. River banks and culverts can become unstable and unsafe. && $$ 37
295 WGUS63 KILX 110318 FFAILX Flood Watch National Weather Service Lincoln IL 1018 PM CDT Sat Jul 10 2021 ILZ067-068-071>073-110430- /O.CAN.KILX.FF.A.0005.000000T0000Z-210711T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Jasper-Crawford-Clay-Richland-Lawrence- Including the cities of Lawrenceville, Flora, Newton, Robinson, and Olney 1018 PM CDT Sat Jul 10 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for a portion of southeast Illinois, including the following areas, Clay, Crawford, Jasper, Lawrence and Richland has been cancelled. The Flood Watch is cancelled. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. $$ 37
Nearby
Flash Flood Watches in Illinois, 2021Every flash flood watch in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.