Hazard Report Provided By forecast.weather.gov
Hazardous Weather Outlook National Weather Service Quad Cities IA IL 315 AM CDT Thu Jun 11 2026 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-120815- Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson- Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson- Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll- Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson- Warren-Hancock-McDonough-Scotland-Clark- 315 AM CDT Thu Jun 11 2026 This Hazardous Weather Outlook is for portions of north central Illinois...northwest Illinois...west central Illinois...east central Iowa...northeast Iowa...southeast Iowa and northeast Missouri. .DAY ONE...TODAY AND TONIGHT Two rounds of storms will be seen today; the first in the morning and the second in the afternoon and early evening. The Storm Prediction Center has an Enhanced, level 3 out of 5, risk for the area. All modes of severe weather will be possible. Individual supercells will be capable of very large hail and tornadoes. The tornado risk will be highest during the passage of strong low pressure this afternoon. Additionally, storms will be moving at over 50 mph leaving less time to react as storms approach. Individual storms will grow upscale into lines both this morning and afternoon. Lines that evolve into bowing segments may produce damaging winds of 70 to 80 plus mph in the strongest storms. Heavy rainfall will be a risk today due to an already wet ground. If storms repeat over the same areas, flash flooding will be possible. An additional risk will be strong gradient winds. Winds may gust up to 45 mph ahead of the cold front. Behind the cold front winds may gust up to 50 mph late this afternoon and early evening. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY Thunderstorms are expected Saturday afternoon and evening across the area, some of which may be severe. The Storm Prediction Center has a slight, level 2 out of 5, risk for parts of the area. .SPOTTER INFORMATION STATEMENT... Spotter activation will be needed today. $$
Flood Watch
National Weather Service Quad Cities IA IL
240 AM CDT Thu Jun 11 2026
IAZ063>068-076>078-087>089-098-099-ILZ009-015>018-024>026-034-035-
MOZ009-010-120000-
/O.EXT.KDVN.FA.A.0004.000000T0000Z-260612T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Iowa-Johnson-Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-
Louisa-Jefferson-Henry IA-Des Moines-Van Buren-Lee-Whiteside-Rock
Island-Henry IL-Bureau-Putnam-Mercer-Henderson-Warren-Hancock-
McDonough-Scotland-Clark-
Including the cities of Washington, Carthage, Rock Island,
Hennepin, Kahoka, Clinton, Oquawka, Memphis, Mount Pleasant,
Muscatine, Monmouth, Macomb, Tipton, Princeton, Wapello, Geneseo,
Fairfield, Sigourney, Sterling, Burlington, Iowa City, Marengo,
Fort Madison, Aledo, Keosauqua, Moline, Bettendorf, and Davenport
240 AM CDT Thu Jun 11 2026
...FLOOD WATCH NOW IN EFFECT THROUGH THIS EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of Illinois, including the following areas,
Bureau, Hancock, Henderson, Henry IL, McDonough, Mercer, Putnam,
Rock Island, Warren and Whiteside, Iowa, including the following
areas, Cedar, Clinton, Des Moines, Henry IA, Iowa, Jefferson,
Johnson, Keokuk, Lee, Louisa, Muscatine, Scott, Van Buren and
Washington, and northeast Missouri, including the following areas,
Clark and Scotland.
* WHEN...Through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks.
* ADDITIONAL DETAILS...
- Several rounds of heavy rain producing thunderstorms will be
seen across the watch area. Storms may redevelop over the
same areas resulting torrential rainfall and possibly several
inches of rain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
08
Flood Warning
National Weather Service Quad Cities IA IL
944 PM CDT Wed Jun 10 2026
...The National Weather Service in Quad Cities IA IL has issued a
Flood Warning for the following rivers in Iowa...Illinois...
Maquoketa River near Maquoketa affecting Jackson County.
Rock River near Joslin affecting Henry IL, Whiteside and Rock
Island Counties.
Rock River at Moline affecting Henry IL and Rock Island Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
The next statement will be issued by Thursday evening at 945 PM CDT.
&&
ILC073-161-195-120245-
/O.NEW.KDVN.FL.W.0035.260613T1017Z-260615T2000Z/
/JOSI2.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
944 PM CDT Wed Jun 10 2026
...FLOOD WARNING IN EFFECT FROM LATE FRIDAY NIGHT TO MONDAY
AFTERNOON...
* WHAT...Minor flooding is forecast.
* WHERE...Rock River near Joslin.
* WHEN...From late Friday night to Monday afternoon.
* IMPACTS...At 13.0 feet, Flooding of unprotected agricultural land
occurs. Water also affects Lundeens Landing Campground.
* ADDITIONAL DETAILS...
- At 8:45 PM CDT Wednesday the stage was 6.8 feet and rising.
- Forecast...The river is expected to rise above flood stage
early Saturday morning to a crest of 12.9 feet Saturday
evening. It will then fall below flood stage Monday morning.
- Flood stage is 12.0 feet.
&&
LAT...LON 4152 9032 4169 9002 4163 8999 4148 9027
$$
Flood Warning
National Weather Service Quad Cities IA IL
944 PM CDT Wed Jun 10 2026
...The National Weather Service in Quad Cities IA IL has issued a
Flood Warning for the following rivers in Iowa...Illinois...
Maquoketa River near Maquoketa affecting Jackson County.
Rock River near Joslin affecting Henry IL, Whiteside and Rock
Island Counties.
Rock River at Moline affecting Henry IL and Rock Island Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Motorists should not attempt to drive around barricades or drive
cars through flooded areas.
The next statement will be issued by Thursday evening at 945 PM CDT.
&&
ILC073-161-120245-
/O.NEW.KDVN.FL.W.0036.260613T1800Z-260616T0200Z/
/MLII2.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
944 PM CDT Wed Jun 10 2026
...FLOOD WARNING IN EFFECT FROM SATURDAY AFTERNOON TO LATE MONDAY
EVENING...
* WHAT...Minor flooding is forecast.
* WHERE...Rock River at Moline.
* WHEN...From Saturday afternoon to late Monday evening.
* IMPACTS...At 12.5 feet, Water affects some residences in the lower
Friendship Farm area. 60th St is under water south of the Green
Valley Sports Complex. 56th St along the north side of the river
is under water.
* ADDITIONAL DETAILS...
- At 9:30 PM CDT Wednesday the stage was 9.3 feet and rising.
- Forecast...The river is expected to rise above flood stage
early Saturday afternoon to a crest of 12.7 feet Sunday
morning. It will then fall below flood stage early Monday
afternoon.
- Flood stage is 12.0 feet.
&&
LAT...LON 4148 9061 4152 9032 4148 9027 4144 9043
4145 9064
$$
08
Hazard Report Provided By forecast.weather.gov