396
WGUS83 KLOT 190109
FLSLOT
FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHICAGO IL
809 PM CDT SAT APR 18 2026
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN
ILLINOIS...
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...
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.
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.
ADDITIONAL INFORMATION IS AVAILABLE AT WWW.WEATHER.GOV.
THE NEXT STATEMENT WILL BE ISSUED BY SUNDAY AFTERNOON.
ILC141-191915-
/O.CON.KLOT.FL.W.0026.000000T0000Z-000000T0000Z/
/BYRI2.2.ER.260417T1800Z.260420T0000Z.260425T0600Z.NO/
809 PM CDT SAT APR 18 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MODERATE FLOODING IS OCCURRING AND FORECASTED TO CONTINUE.
* WHERE...ROCK RIVER FROM CONFLUENCE WITH KISHWAUKEE RIVER TO CASTLE
ROCK STATE PARK NEAR OREGON, INCLUDING THE BYRON GAUGE.
* WHEN...UNTIL FURTHER NOTICE.
* IMPACTS...AT 15.5 FEET, WATER THREATENS LOWER SECTIONS OF THE
WATER TREATMENT PLANT PROPERTY IN BYRON. WATER THREATENS IL-2 WEST
OF BYRON.
* ADDITIONAL DETAILS...
- AT 7:15 PM CDT SATURDAY THE STAGE WAS 14.3 FEET.
- FORECAST...THE RIVER IS EXPECTED TO RISE TOWARD A CREST OF
15.3 FEET TOMORROW EVENING. IT IS THEN EXPECTED TO SLOWLY
FALL THROUGH NEXT WEEK.
- 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
ILC201-191915-
/O.CON.KLOT.FL.W.0025.000000T0000Z-000000T0000Z/
/ROKI2.2.ER.260416T2122Z.260420T0000Z.000000T0000Z.NO/
809 PM CDT SAT APR 18 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MODERATE FLOODING IS OCCURRING AND FORECASTED TO CONTINUE.
* WHERE...ROCK RIVER FROM PRAIRIE HILL ROAD DOWNSTREAM TO SWANSON
ROAD IN ROSCOE, INCLUDING THE ROCKTON GAUGE.
* WHEN...UNTIL FURTHER NOTICE.
* IMPACTS...AT 13.5 FEET, OLD RIVER ROAD THREATENED WEST OF ROSCOE
BRIDGE.
* ADDITIONAL DETAILS...
- AT 7:30 PM CDT SATURDAY THE STAGE WAS 12.6 FEET.
- FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 13.1
FEET TOMORROW EVENING AND REMAIN IN MODERATE FLOOD STAGE
UNTIL FURTHER NOTICE.
- 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
ILC201-191915-
/O.CON.KLOT.FL.W.0024.000000T0000Z-000000T0000Z/
/LATI2.2.ER.260416T1543Z.260420T0000Z.000000T0000Z.NO/
809 PM CDT SAT APR 18 2026
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE
* WHAT...MODERATE FLOODING IS OCCURRING AND FORECASTED TO CONTINUE.
* 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 12.5 FEET, RESIDENCES THREATENED ALONG HARBOR OAKS
DRIVE NORTH OF MACHESNEY PARK. NUMEROUS RESIDENCES ARE THREATENED
NEAR THE RIVER AND SHORE DRIVE. LOW-LYING SECTIONS OF ROCKFORD
COUNTRY CLUB ARE INUNDATED.
* ADDITIONAL DETAILS...
- AT 7:30 PM CDT SATURDAY THE STAGE WAS 11.7 FEET.
- FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 12.4
FEET TOMORROW EVENING AND REMAIN IN MODERATE FLOOD STAGE
UNTIL FURTHER NOTICE.
- FLOOD STAGE IS 9.0 FEET.
- HTTP://WWW.WEATHER.GOV/SAFETY/FLOOD
LAT...LON 4239 8908 4239 8898 4230 8903 4230 8911
BORCHARDT
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