840
WGUS83 KLOT 221455
FLSLOT
FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
955 AM CDT WED APR 22 2026
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
ILLINOIS...
PECATONICA RIVER NEAR SHIRLAND AFFECTING WINNEBAGO COUNTY.
ROCK RIVER AT BYRON AFFECTING OGLE COUNTY.
ROCK RIVER AT ROCKTON AFFECTING WINNEBAGO COUNTY.
ROCK RIVER AT LATHAM PARK AFFECTING WINNEBAGO COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THESE FORECASTS ARE BASED ON OBSERVED PRECIPITATION AS WELL AS
FORECAST PRECIPITATION 24 HOURS INTO THE FUTURE. CHANGES TO THE
RAINFALL FORECAST, OR ANY ADDITIONAL RAINFALL AFTER 24 HOURS, MAY
CAUSE CHANGES TO THESE RIVER FORECASTS.
A FLOOD WARNING MEANS WATER LEVELS ABOVE FLOOD STAGE ARE IMMINENT OR
MAY ALREADY BE OCCURRING. PERSONS ALONG RIVERS AND STREAMS IN THE
WARNED AREA SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND
PROPERTY.
ADDITIONAL INFORMATION IS AVAILABLE AT WWW.WEATHER.GOV.
THE NEXT STATEMENT WILL BE ISSUED BY LATE TONIGHT.
ILC201-230900-
/O.CON.KLOT.FL.W.0028.000000T0000Z-000000T0000Z/
/SIRI2.2.ER.260418T0022Z.260420T1815Z.260426T1800Z.NO/
955 AM CDT WED APR 22 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* WHERE...PECATONICA RIVER FROM WINNEBAGO COUNTY LINE DOWNSTREAM TO
CONFLUENCE WITH THE ROCK RIVER, INCLUDING THE SHIRLAND GAUGE.
* WHEN...UNTIL FURTHER NOTICE.
* IMPACTS...AT 14.0 FEET, STRUCTURES THREATENED AT RIVERS EDGE
CAMPGROUND EAST OF SHIRLAND.
* ADDITIONAL DETAILS...
- AT 9:00 AM CDT WEDNESDAY THE STAGE WAS 13.7 FEET.
- FORECAST...THE RIVER IS EXPECTED TO GRADUALLY FALL TO BELOW
FLOOD STAGE LATE BY EARLY NEXT WEEK.
- FLOOD STAGE IS 12.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4236 8940 4247 8922 4249 8909 4242 8907
4240 8917 4226 8940
ILC141-230900-
/O.CON.KLOT.FL.W.0026.000000T0000Z-260424T1200Z/
/BYRI2.2.ER.260417T1800Z.260420T0215Z.260423T1800Z.NO/
955 AM CDT WED APR 22 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FRIDAY MORNING
* WHAT...MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* WHERE...ROCK RIVER FROM CONFLUENCE WITH KISHWAUKEE RIVER TO CASTLE
ROCK STATE PARK NEAR OREGON, INCLUDING THE BYRON GAUGE.
* WHEN...UNTIL FRIDAY MORNING.
* IMPACTS...AT 13.5 FEET, NUMEROUS LOW-LYING STRUCTURES DOWNSTREAM
OF BYRON ARE FLOODED.
* ADDITIONAL DETAILS...
- AT 9:15 AM CDT WEDNESDAY THE STAGE WAS 13.3 FEET.
- FORECAST...THE RIVER IS EXPECTED TO CONTINUE A GRADUAL FALL
TO BELOW FLOOD STAGE BY FRIDAY MORNING.
- FLOOD STAGE IS 13.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4222 8917 4218 8910 4207 8927 4195 8932
4198 8942 4211 8937
ILC201-230900-
/O.CON.KLOT.FL.W.0025.000000T0000Z-000000T0000Z/
/ROKI2.2.ER.260416T2122Z.260419T0445Z.000000T0000Z.NO/
955 AM CDT WED APR 22 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS
FORECAST.
* WHERE...ROCK RIVER FROM PRAIRIE HILL ROAD DOWNSTREAM TO SWANSON
ROAD IN ROSCOE, INCLUDING THE ROCKTON GAUGE.
* WHEN...UNTIL FURTHER NOTICE.
* IMPACTS...AT 12.0 FEET, MULTIPLE LOW-LYING ROADS THREATENED ALONG
THE RIVER IN ROSCOE.
* ADDITIONAL DETAILS...
- AT 9:30 AM CDT WEDNESDAY THE STAGE WAS 12.0 FEET.
- FORECAST...THE RIVER IS EXPECTED TO ONLY GRADUALLY FALL
THROUGH THE WEEKEND. IT MAY FALL INTO MINOR FLOOD STAGE BY
EARLY NEXT WEEK.
- FLOOD STAGE IS 10.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4248 8910 4247 8902 4245 8902 4239 8898
4239 8908 4246 8912
ILC201-230900-
/O.CON.KLOT.FL.W.0024.000000T0000Z-000000T0000Z/
/LATI2.2.ER.260416T1543Z.260419T1330Z.000000T0000Z.NO/
955 AM CDT WED APR 22 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MODERATE FLOODING IS OCCURRING AND MODERATE FLOODING IS
FORECAST.
* WHERE...ROCK RIVER FROM SWANSON ROAD IN ROSCOE DOWNSTREAM TO
SHOREWOOD PARK IN LOVES PARK, INCLUDING THE LATHAM PARK GAUGE.
* WHEN...UNTIL FURTHER NOTICE.
* IMPACTS...AT 11.0 FEET, LOW-LYING SECTIONS OF HARBOR OAKS DRIVE
ARE THREATENED IN NORTH MACHESNEY PARK. LOW-LYING RESIDENCES ARE
THREATENED ALONG QUEEN OAKS DRIVE IN MACHESNEY PARK. BROWNS BEACH
ROAD IS THREATENED IN NORTH ROCKFORD. LOWER PARKING LOT OF
SPORTSCORE ONE IS INUNDATED IN NORTH ROCKFORD.
* ADDITIONAL DETAILS...
- AT 9:30 AM CDT WEDNESDAY THE STAGE WAS 11.3 FEET.
- FORECAST...THE RIVER IS EXPECTED TO ONLY GRADUALLY FALL
THROUGH THE WEEKEND. IT MAY FALL INTO MINOR FLOOD STAGE BY
FRIDAY MORNING.
- FLOOD STAGE IS 9.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4239 8908 4239 8898 4230 8903 4230 8911
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