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Hydrograph River at a Glance Download
Rock River at Rockford Stage (ft)Flow (kcfs)Observed: 2.85 ft at 7:30PM Jul 29, 2014Observed: 2.84 ft at 7:45PM Jul 29, 2014Observed: 2.84 ft at 8:15PM Jul 29, 2014Observed: 2.82 ft at 9:00PM Jul 29, 2014Observed: 2.81 ft at 9:15PM Jul 29, 2014Observed: 2.8 ft at 9:45PM Jul 29, 2014Observed: 2.84 ft at 10:30PM Jul 29, 2014Observed: 2.74 ft at 11:15PM Jul 29, 2014Observed: 2.74 ft at 12:00AM Jul 30, 2014Observed: 2.73 ft at 12:15AM Jul 30, 2014Observed: 2.73 ft at 12:45AM Jul 30, 2014Observed: 2.72 ft at 1:30AM Jul 30, 2014Observed: 2.73 ft at 2:15AM Jul 30, 2014Observed: 2.69 ft at 3:00AM Jul 30, 2014Observed: 2.7 ft at 3:15AM Jul 30, 2014Observed: 2.7 ft at 3:45AM Jul 30, 2014Observed: 2.7 ft at 4:30AM Jul 30, 2014Observed: 2.7 ft at 4:45AM Jul 30, 2014Observed: 2.7 ft at 5:15AM Jul 30, 2014Observed: 2.69 ft at 6:00AM Jul 30, 2014Observed: 2.71 ft at 6:15AM Jul 30, 2014Observed: 2.7 ft at 6:45AM Jul 30, 2014Observed: 2.73 ft at 7:30AM Jul 30, 2014Observed: 2.75 ft at 7:45AM Jul 30, 2014Observed: 2.75 ft at 8:15AM Jul 30, 2014Observed: 2.78 ft at 9:00AM Jul 30, 2014Observed: 2.78 ft at 9:15AM Jul 30, 2014Observed: 2.78 ft at 9:45AM Jul 30, 2014Observed: 2.8 ft at 10:30AM Jul 30, 2014Observed: 2.81 ft at 10:45AM Jul 30, 2014Observed: 2.81 ft at 11:15AM Jul 30, 2014Observed: 2.83 ft at 12:00PM Jul 30, 2014Observed: 2.83 ft at 12:30PM Jul 30, 2014Observed: 2.83 ft at 12:45PM Jul 30, 2014Observed: 2.84 ft at 1:30PM Jul 30, 2014Observed: 2.86 ft at 2:00PM Jul 30, 2014Observed: 2.84 ft at 2:15PM Jul 30, 2014Observed: 2.85 ft at 3:00PM Jul 30, 2014Observed: 2.86 ft at 3:15PM Jul 30, 2014Observed: 2.84 ft at 3:45PM Jul 30, 2014Observed: 2.87 ft at 4:30PM Jul 30, 2014Observed: 2.85 ft at 4:45PM Jul 30, 2014Observed: 2.85 ft at 5:15PM Jul 30, 2014Observed: 2.85 ft at 5:45PM Jul 30, 2014Observed: 2.85 ft at 6:15PM Jul 30, 2014Observed: 2.87 ft at 6:45PM Jul 30, 2014Observed: 2.83 ft at 7:30PM Jul 30, 2014Observed: 2.82 ft at 7:45PM Jul 30, 2014Observed: 2.83 ft at 8:15PM Jul 30, 2014Observed: 2.83 ft at 8:45PM Jul 30, 2014Observed: 2.81 ft at 9:15PM Jul 30, 2014Observed: 2.77 ft at 9:45PM Jul 30, 2014Observed: 2.74 ft at 10:30PM Jul 30, 2014Observed: 2.76 ft at 10:45PM Jul 30, 2014Observed: 2.72 ft at 11:15PM Jul 30, 2014Observed: 2.66 ft at 12:00AM Jul 31, 2014Observed: 2.64 ft at 12:15AM Jul 31, 2014Observed: 2.62 ft at 12:45AM Jul 31, 2014Observed: 2.6 ft at 1:15AM Jul 31, 2014Observed: 2.58 ft at 1:45AM Jul 31, 2014Observed: 2.56 ft at 2:15AM Jul 31, 2014Observed: 2.56 ft at 3:00AM Jul 31, 2014Observed: 2.53 ft at 3:15AM Jul 31, 2014Observed: 2.54 ft at 3:45AM Jul 31, 2014Observed: 2.56 ft at 4:30AM Jul 31, 2014Observed: 2.56 ft at 4:45AM Jul 31, 2014Observed: 2.56 ft at 5:15AM Jul 31, 2014Observed: 2.59 ft at 5:45AM Jul 31, 2014Observed: 2.62 ft at 6:15AM Jul 31, 2014Observed: 2.66 ft at 6:45AM Jul 31, 2014Observed: 2.68 ft at 7:30AM Jul 31, 2014Observed: 2.7 ft at 7:45AM Jul 31, 2014Observed: 2.73 ft at 8:15AM Jul 31, 2014Observed: 2.77 ft at 8:45AM Jul 31, 2014Observed: 2.78 ft at 9:15AM Jul 31, 2014Observed: 2.8 ft at 9:45AM Jul 31, 2014Observed: 2.82 ft at 10:15AM Jul 31, 2014Observed: 2.85 ft at 11:00AM Jul 31, 2014Observed: 2.85 ft at 11:15AM Jul 31, 2014Observed: 2.89 ft at 11:45AM Jul 31, 2014Observed: 2.88 ft at 12:30PM Jul 31, 2014Observed: 2.88 ft at 12:45PM Jul 31, 2014Observed: 2.89 ft at 1:15PM Jul 31, 2014Observed: 2.87 ft at 2:00PM Jul 31, 2014Observed: 2.88 ft at 2:15PM Jul 31, 2014Observed: 2.88 ft at 2:45PM Jul 31, 2014Observed: 2.89 ft at 3:30PM Jul 31, 2014Observed: 2.9 ft at 3:45PM Jul 31, 2014Observed: 2.89 ft at 4:15PM Jul 31, 2014Observed: 2.88 ft at 5:00PM Jul 31, 2014Observed: 2.88 ft at 5:15PM Jul 31, 2014Observed: 2.89 ft at 5:45PM Jul 31, 2014Observed: 2.86 ft at 6:30PM Jul 31, 2014Observed: 2.86 ft at 6:45PM Jul 31, 2014Observed: 2.86 ft at 7:15PM Jul 31, 2014Observed: 2.83 ft at 8:00PM Jul 31, 2014Observed: 2.85 ft at 8:15PM Jul 31, 2014Observed: 2.82 ft at 8:45PM Jul 31, 2014Observed: 2.8 ft at 9:15PM Jul 31, 2014Observed: 2.79 ft at 9:45PM Jul 31, 2014Observed: 2.78 ft at 10:15PM Jul 31, 2014Observed: 2.7 ft at 11:00PM Jul 31, 2014Observed: 2.71 ft at 11:15PM Jul 31, 2014Observed: 2.72 ft at 11:45PM Jul 31, 2014Observed: 2.72 ft at 12:30AM Aug 01, 2014Observed: 2.72 ft at 12:45AM Aug 01, 2014Observed: 2.68 ft at 1:15AM Aug 01, 2014Observed: 2.67 ft at 2:00AM Aug 01, 2014Observed: 2.66 ft at 2:15AM Aug 01, 2014Observed: 2.66 ft at 2:45AM Aug 01, 2014Observed: 2.65 ft at 3:30AM Aug 01, 2014Observed: 2.65 ft at 3:45AM Aug 01, 2014Observed: 2.64 ft at 4:15AM Aug 01, 2014Observed: 2.64 ft at 5:00AM Aug 01, 2014Observed: 2.62 ft at 5:15AM Aug 01, 2014Observed: 2.63 ft at 5:45AM Aug 01, 2014Observed: 2.62 ft at 6:30AM Aug 01, 2014Observed: 2.62 ft at 6:45AM Aug 01, 2014Observed: 2.64 ft at 7:15AM Aug 01, 2014Observed: 2.72 ft at 8:00AM Aug 01, 2014Observed: 2.73 ft at 8:15AM Aug 01, 2014Observed: 2.79 ft at 8:45AM Aug 01, 2014Observed: 2.76 ft at 9:30AM Aug 01, 2014Observed: 2.76 ft at 9:45AM Aug 01, 2014Observed: 2.76 ft at 10:15AM Aug 01, 2014Observed: 2.87 ft at 11:15AM Aug 01, 2014Observed: 2.87 ft at 11:45AM Aug 01, 2014Observed: 2.88 ft at 12:30PM Aug 01, 2014Observed: 2.88 ft at 12:45PM Aug 01, 2014Observed: 2.9 ft at 1:15PM Aug 01, 2014Observed: 2.88 ft at 2:00PM Aug 01, 2014Observed: 2.91 ft at 2:15PM Aug 01, 2014Observed: 2.9 ft at 2:45PM Aug 01, 2014Observed: 2.92 ft at 3:30PM Aug 01, 2014Observed: 2.91 ft at 3:45PM Aug 01, 2014Highest Observation: 2.94 ft at 4:15PM Aug 01, 2014Observed: 2.92 ft at 5:00PM Aug 01, 2014Observed: 2.92 ft at 5:15PM Aug 01, 2014Observed: 2.92 ft at 5:45PM Aug 01, 2014Observed: 2.92 ft at 6:30PM Aug 01, 2014USGS--Water Resources of the United StatesRABI2(plotting HGIRP) Graph Created (7:20PM Aug 1, 2014)ObservedLatest observed value: 2.92 ft at 6:30 PM CDT 1-Aug-2014. Flood Stage is 9 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Rock River at Rockford are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge - at Latham Park Upstream Gauge Downstream Gauge Downstream Gauge - at Byron
Flood Categories (in feet)
Major Flood Stage:11
Moderate Flood Stage:10
Flood Stage:9
Action Stage:8

Currently none available.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:15
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
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Photos
(1) Looking downstream. Stage 2.36 ft.
(2) Looking upstream. Stage 2.36 ft.
About This Location Collapse

Latitude: 42.288889° N, Longitude: 89.065278° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 700 ft 709 ft  

Current/Historical Observations:

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How much forecast precipitation was used for the current river forecast?
How low could the river get?
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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
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Romeoville, IL 60446
(815) 834-1435
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Page last modified: 16-Jul-2014 2:07 AM
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