BLACKBERRY CREEK NEAR YORKVILLE, IL
USGS 05551700 · Illinois · reports discharge (live), gauge height
USGS 05551700 · Illinois · reports discharge (live), gauge height
What the agencies suggest
Carry a pocket thermometer to monitor water temperatureNational Park Service
General guidance from the readings and the published lines named above, not a fishing forecast. Local rules and closures come first.
Reading Nov 5, 5:30 PM CST · provisional USGS data
Above normal for Nov 5 Steady · 24 h Below NWS action stage
Discharge, last 7 days: 168 readings from Oct 29, 7:45 PM CDT to Nov 5, 5:30 PM CST; ranging 43 to 57.3 ft³/s; latest 55.2 ft³/s; shaded band: typical range (25th–75th percentile) for each date.
USGS provisional data may be revised. Source: USGS instantaneous values.
| Time | Discharge (ft³/s) | Gauge height (ft) | Normal, 25th–75th (ft³/s) |
|---|---|---|---|
| Nov 5, 5:30 PM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 4:30 PM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 3:30 PM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 2:30 PM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 1:30 PM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 12:30 PM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 11:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 10:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 9:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 8:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 7:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 6:30 AM CST | 55.9 | 3.72 | 16–52 |
| Nov 5, 5:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 4:30 AM CST | 55.9 | 3.72 | 16–52 |
| Nov 5, 3:30 AM CST | 55.2 | 3.71 | 16–52 |
| Nov 5, 2:30 AM CST | 56.6 | 3.73 | 16–52 |
| Nov 5, 1:30 AM CST | 56.6 | 3.73 | 16–52 |
| Nov 5, 12:30 AM CST | 56.6 | 3.73 | 16–52 |
| Nov 4, 11:30 PM CST | 57.3 | 3.74 | 16–49 |
| Nov 4, 10:30 PM CST | 57.3 | 3.74 | 16–49 |
| Nov 4, 9:30 PM CST | 57.3 | 3.74 | 16–49 |
| Nov 4, 8:30 PM CST | 56.6 | 3.73 | 16–49 |
| Nov 4, 7:30 PM CST | 55.2 | 3.71 | 16–49 |
| Nov 4, 6:30 PM CST | 53.9 | 3.69 | 16–49 |
| Nov 4, 5:30 PM CST | 53.2 | 3.68 | 16–49 |
| Nov 4, 4:30 PM CST | 52.5 | 3.67 | 16–49 |
| Nov 4, 3:30 PM CST | 52.5 | 3.67 | 16–49 |
| Nov 4, 2:30 PM CST | 51.9 | 3.66 | 16–49 |
| Nov 4, 1:30 PM CST | 51.2 | 3.65 | 16–49 |
| Nov 4, 12:30 PM CST | 51.2 | 3.65 | 16–49 |
| Nov 4, 11:30 AM CST | 51.2 | 3.65 | 16–49 |
| Nov 4, 10:30 AM CST | 50.5 | 3.64 | 16–49 |
| Nov 4, 9:30 AM CST | 50.5 | 3.64 | 16–49 |
| Nov 4, 8:30 AM CST | 50.5 | 3.64 | 16–49 |
| Nov 4, 7:30 AM CST | 49.9 | 3.63 | 16–49 |
| Nov 4, 6:30 AM CST | 49.9 | 3.63 | 16–49 |
| Nov 4, 5:30 AM CST | 50.5 | 3.64 | 16–49 |
| Nov 4, 4:30 AM CST | 50.5 | 3.64 | 16–49 |
| Nov 4, 3:30 AM CST | 49.9 | 3.63 | 16–49 |
| Nov 4, 2:30 AM CST | 49.2 | 3.62 | 16–49 |
| Nov 4, 1:30 AM CST | 49.2 | 3.62 | 16–49 |
| Nov 4, 12:30 AM CST | 48.6 | 3.61 | 16–49 |
| Nov 3, 11:30 PM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 10:30 PM CST | 46.7 | 3.58 | 14–52 |
| Nov 3, 9:30 PM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 8:30 PM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 7:30 PM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 6:30 PM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 5:30 PM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 4:30 PM CST | 48 | 3.6 | 14–52 |
| Nov 3, 3:30 PM CST | 48 | 3.6 | 14–52 |
| Nov 3, 2:30 PM CST | 48 | 3.6 | 14–52 |
| Nov 3, 1:30 PM CST | 48 | 3.6 | 14–52 |
| Nov 3, 12:30 PM CST | 46.7 | 3.58 | 14–52 |
| Nov 3, 11:30 AM CST | 48 | 3.6 | 14–52 |
| Nov 3, 10:30 AM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 9:30 AM CST | 48 | 3.6 | 14–52 |
| Nov 3, 8:30 AM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 7:30 AM CST | 47.3 | 3.59 | 14–52 |
| Nov 3, 6:30 AM CST | 48.6 | 3.61 | 14–52 |
| Nov 3, 5:30 AM CST | 48 | 3.6 | 14–52 |
| Nov 3, 4:30 AM CST | 48.6 | 3.61 | 14–52 |
| Nov 3, 3:30 AM CST | 48 | 3.6 | 14–52 |
| Nov 3, 2:30 AM CST | 48 | 3.6 | 14–52 |
| Nov 3, 1:30 AM CST | 48 | 3.6 | 14–52 |
| Nov 3, 12:30 AM CST | 47.3 | 3.59 | 14–52 |
| Nov 2, 11:30 PM CST | 46.1 | 3.57 | 15–58 |
| Nov 2, 10:30 PM CST | 46.1 | 3.57 | 15–58 |
| Nov 2, 9:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 8:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 7:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 6:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 5:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 4:30 PM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 3:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 2:30 PM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 1:30 PM CST | 46.1 | 3.57 | 15–58 |
| Nov 2, 12:30 PM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 11:30 AM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 10:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 9:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 8:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 7:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 6:30 AM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 5:30 AM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 4:30 AM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 3:30 AM CST | 44.9 | 3.55 | 15–58 |
| Nov 2, 2:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 1:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 2, 12:30 AM CST | 45.5 | 3.56 | 15–58 |
| Nov 1, 11:30 PM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 10:30 PM CST | 44.2 | 3.54 | 15–49 |
| Nov 1, 9:30 PM CST | 44.2 | 3.54 | 15–49 |
| Nov 1, 8:30 PM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 7:30 PM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 6:30 PM CST | 44.9 | 3.55 | 15–49 |
| Nov 1, 5:30 PM CST | 46.1 | 3.57 | 15–49 |
| Nov 1, 4:30 PM CST | 46.1 | 3.57 | 15–49 |
| Nov 1, 3:30 PM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 2:30 PM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 1:30 PM CST | 46.1 | 3.57 | 15–49 |
| Nov 1, 12:30 PM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 11:30 AM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 10:30 AM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 9:30 AM CST | 44.9 | 3.55 | 15–49 |
| Nov 1, 8:30 AM CST | 45.5 | 3.56 | 15–49 |
| Nov 1, 7:30 AM CST | 44.2 | 3.54 | 15–49 |
| Nov 1, 6:30 AM CST | 44.2 | 3.54 | 15–49 |
| Nov 1, 5:30 AM CST | 44.2 | 3.54 | 15–49 |
| Nov 1, 4:30 AM CST | 44.9 | 3.55 | 15–49 |
| Nov 1, 3:30 AM CST | 44.2 | 3.54 | 15–49 |
| Nov 1, 2:30 AM CST | 43 | 3.52 | 15–49 |
| Nov 1, 1:30 AM CST | 43.6 | 3.53 | 15–49 |
| Nov 1, 1:30 AM CDT | 43.6 | 3.53 | 15–49 |
| Nov 1, 12:30 AM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 11:30 PM CDT | 43.6 | 3.53 | 15–42 |
| Oct 31, 10:30 PM CDT | 43.6 | 3.53 | 15–42 |
| Oct 31, 9:30 PM CDT | 43.6 | 3.53 | 15–42 |
| Oct 31, 8:30 PM CDT | 43.6 | 3.53 | 15–42 |
| Oct 31, 7:30 PM CDT | 43.6 | 3.53 | 15–42 |
| Oct 31, 6:30 PM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 5:30 PM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 4:30 PM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 3:30 PM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 2:30 PM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 1:30 PM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 12:30 PM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 11:30 AM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 10:30 AM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 9:30 AM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 8:30 AM CDT | 44.2 | 3.54 | 15–42 |
| Oct 31, 7:30 AM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 6:30 AM CDT | 45.5 | 3.56 | 15–42 |
| Oct 31, 5:30 AM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 4:30 AM CDT | 44.9 | 3.55 | 15–42 |
| Oct 31, 3:30 AM CDT | 45.5 | 3.56 | 15–42 |
| Oct 31, 2:30 AM CDT | 45.5 | 3.56 | 15–42 |
| Oct 31, 1:30 AM CDT | 45.5 | 3.56 | 15–42 |
| Oct 31, 12:30 AM CDT | 46.1 | 3.57 | 13–42 |
| Oct 30, 11:30 PM CDT | 46.1 | 3.57 | 13–42 |
| Oct 30, 10:30 PM CDT | 46.1 | 3.57 | 13–42 |
| Oct 30, 9:30 PM CDT | 46.1 | 3.57 | 13–42 |
| Oct 30, 8:30 PM CDT | 46.1 | 3.57 | 13–42 |
| Oct 30, 7:30 PM CDT | 46.7 | 3.58 | 13–42 |
| Oct 30, 6:30 PM CDT | 47.3 | 3.59 | 13–42 |
| Oct 30, 5:30 PM CDT | 47.3 | 3.59 | 13–42 |
| Oct 30, 4:30 PM CDT | 48 | 3.6 | 13–42 |
| Oct 30, 3:30 PM CDT | 48 | 3.6 | 13–42 |
| Oct 30, 2:30 PM CDT | 48 | 3.6 | 13–42 |
| Oct 30, 1:30 PM CDT | 48 | 3.6 | 13–42 |
| Oct 30, 12:30 PM CDT | 48.6 | 3.61 | 13–42 |
| Oct 30, 11:30 AM CDT | 48.6 | 3.61 | 13–42 |
| Oct 30, 10:30 AM CDT | 48.6 | 3.61 | 13–42 |
| Oct 30, 9:30 AM CDT | 49.2 | 3.62 | 13–42 |
| Oct 30, 8:30 AM CDT | 49.9 | 3.63 | 13–42 |
| Oct 30, 7:30 AM CDT | 50.5 | 3.64 | 13–42 |
| Oct 30, 6:30 AM CDT | 49.9 | 3.63 | 13–42 |
| Oct 30, 5:30 AM CDT | 51.2 | 3.65 | 13–42 |
| Oct 30, 4:30 AM CDT | 51.2 | 3.65 | 13–42 |
| Oct 30, 3:30 AM CDT | 52.5 | 3.67 | 13–42 |
| Oct 30, 2:30 AM CDT | 52.5 | 3.67 | 13–42 |
| Oct 30, 1:30 AM CDT | 53.9 | 3.69 | 13–42 |
| Oct 30, 12:30 AM CDT | 54.5 | 3.7 | 13–38 |
| Oct 29, 11:30 PM CDT | 54.5 | 3.7 | 13–38 |
| Oct 29, 10:30 PM CDT | 55.2 | 3.71 | 13–38 |
| Oct 29, 9:30 PM CDT | 55.2 | 3.71 | 13–38 |
| Oct 29, 8:30 PM CDT | 56.6 | 3.73 | 13–38 |
| Oct 29, 7:45 PM CDT | 56.6 | 3.73 | 13–38 |
Map of USGS gauge 05551700 and the river around it
Where BLACKBERRY CREEK NEAR YORKVILLE, IL sits, with 1 other gauge on the same river.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer. Illinois DNR publishes no water-temperature line for trout anglers that we found. The lines below are the National Park Service's, federal guidance, not a Illinois rule: 68°F.
Species list not on file for this gauge. Check the Illinois Department of Natural Resources: Illinois fish stocking · .
Normal for Nov 5: 16–52 ft³/s (middle half of 66 years of record). Now: 55.2 ft³/s, above normal.
Above normal for this date. 55.2 ft³/s is between the 75th and 90th percentiles of daily mean flow for Nov 5 at this gauge over 66 years of record (1961–2026): 10th 9.4, 25th 16, median 26, 75th 52, 90th 96 ft³/s.
Daily means on record for Nov 5: lowest 3.1 ft³/s, highest 139 ft³/s.
Classes as USGS labels them (hyswap: flow categories (WDFN_stats schema) (U.S. Geological Survey) ); percentiles from the USGS daily statistics (U.S. Geological Survey) (approved daily means; the reading is provisional and instantaneous).
Steady over 24 hours (+3.8% discharge). Rising or falling means a change of more than 10% in discharge (or 0.2 ft of gauge height) over 24 hours; our rule of thumb, not a USGS class.
Below NWS action stage. The National Weather Service reports this gauge below its action stage. That is not a statement that wading is safe.
Flood categories: action stage, minor, moderate and major flooding (National Weather Service)Turn Around Don't Drown. “A mere 6 inches of fast-moving flood water can knock over an adult.” No flow number makes a crossing safe; if in doubt, stay out.
Turn Around Don't Drown (National Weather Service)Guidance from the readings above and the published thresholds named with each line; not a fishing forecast, a safety guarantee or a statement about access. Local rules and closures come first.
Below NWS action stage. The National Weather Service reports this gauge below its action stage. That is not a statement that wading is safe.
NWS observed 3.71 ft stage, 56 ft³/s at Nov 5, 5:30 PM CST (NWS gauge YRKI2; its stage datum can differ from the USGS gauge height).
Forecasts are not available. Only observed stages are available for this point.
Open the NWS gauge page · What the categories mean (National Weather Service)
Checked Nov 5, 6:38 PM CST; readings refresh at most every 15 minutes and statistics daily. Provisional USGS data can be revised. Conditions change: re-check before you go. This is general guidance, not a fishing forecast, a safety guarantee or a statement about access.