BEAR RIVER AT BORDER, WY
USGS 10039500 · Idaho · reports discharge (live), gauge height
USGS 10039500 · Idaho · 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, 8:30 PM MST · provisional USGS data
Below normal for Nov 5 Steady · 24 h Below NWS action stage
Discharge, last 7 days: 169 readings from Oct 29, 9:30 PM MDT to Nov 5, 8:30 PM MST; ranging 89.4 to 132 ft³/s; latest 129 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, 8:30 PM MST | 129 | 1.28 | 142–242 |
| Nov 5, 7:30 PM MST | 129 | 1.28 | 142–242 |
| Nov 5, 6:30 PM MST | 129 | 1.28 | 142–242 |
| Nov 5, 5:30 PM MST | 129 | 1.28 | 142–242 |
| Nov 5, 4:30 PM MST | 129 | 1.28 | 142–242 |
| Nov 5, 3:30 PM MST | 129 | 1.28 | 142–242 |
| Nov 5, 2:30 PM MST | 127 | 1.27 | 142–242 |
| Nov 5, 1:30 PM MST | 127 | 1.27 | 142–242 |
| Nov 5, 12:30 PM MST | 127 | 1.27 | 142–242 |
| Nov 5, 11:30 AM MST | 127 | 1.27 | 142–242 |
| Nov 5, 10:30 AM MST | 127 | 1.27 | 142–242 |
| Nov 5, 9:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 8:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 7:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 6:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 5:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 4:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 3:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 2:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 1:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 5, 12:30 AM MST | 129 | 1.28 | 142–242 |
| Nov 4, 11:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 10:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 9:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 8:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 7:30 PM MST | 132 | 1.29 | 144–247 |
| Nov 4, 6:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 5:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 4:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 3:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 2:30 PM MST | 132 | 1.29 | 144–247 |
| Nov 4, 1:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 12:30 PM MST | 129 | 1.28 | 144–247 |
| Nov 4, 11:30 AM MST | 127 | 1.27 | 144–247 |
| Nov 4, 10:30 AM MST | 125 | 1.26 | 144–247 |
| Nov 4, 9:30 AM MST | 123 | 1.25 | 144–247 |
| Nov 4, 8:30 AM MST | 119 | 1.23 | 144–247 |
| Nov 4, 7:30 AM MST | 115 | 1.21 | 144–247 |
| Nov 4, 6:30 AM MST | 111 | 1.19 | 144–247 |
| Nov 4, 5:30 AM MST | 107 | 1.17 | 144–247 |
| Nov 4, 4:30 AM MST | 103 | 1.15 | 144–247 |
| Nov 4, 3:30 AM MST | 99.7 | 1.13 | 144–247 |
| Nov 4, 2:30 AM MST | 96.2 | 1.11 | 144–247 |
| Nov 4, 1:30 AM MST | 96.2 | 1.11 | 144–247 |
| Nov 4, 12:30 AM MST | 94.4 | 1.1 | 144–247 |
| Nov 3, 11:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 10:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 9:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 8:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 7:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 6:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 5:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 4:30 PM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 3:30 PM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 2:30 PM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 1:30 PM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 12:30 PM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 11:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 10:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 9:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 8:30 AM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 7:30 AM MST | 94.4 | 1.1 | 141–241 |
| Nov 3, 6:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 5:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 4:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 3:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 2:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 1:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 3, 12:30 AM MST | 92.7 | 1.09 | 141–241 |
| Nov 2, 11:30 PM MST | 92.7 | 1.09 | 137–240 |
| Nov 2, 10:30 PM MST | 92.7 | 1.09 | 137–240 |
| Nov 2, 9:30 PM MST | 92.7 | 1.09 | 137–240 |
| Nov 2, 8:30 PM MST | 92.7 | 1.09 | 137–240 |
| Nov 2, 7:30 PM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 6:30 PM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 5:30 PM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 4:30 PM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 3:30 PM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 2:30 PM MST | 91 | 1.08 | 137–240 |
| Nov 2, 1:30 PM MST | 89.4 | 1.07 | 137–240 |
| Nov 2, 12:30 PM MST | 91 | 1.08 | 137–240 |
| Nov 2, 11:30 AM MST | 92.7 | 1.09 | 137–240 |
| Nov 2, 10:30 AM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 9:30 AM MST | 97.9 | 1.12 | 137–240 |
| Nov 2, 8:30 AM MST | 96.2 | 1.11 | 137–240 |
| Nov 2, 7:30 AM MST | 97.9 | 1.12 | 137–240 |
| Nov 2, 6:30 AM MST | 96.2 | 1.11 | 137–240 |
| Nov 2, 5:30 AM MST | 97.9 | 1.12 | 137–240 |
| Nov 2, 4:30 AM MST | 96.2 | 1.11 | 137–240 |
| Nov 2, 3:30 AM MST | 94.4 | 1.1 | 137–240 |
| Nov 2, 2:30 AM MST | 96.2 | 1.11 | 137–240 |
| Nov 2, 1:30 AM MST | 96.2 | 1.11 | 137–240 |
| Nov 2, 12:30 AM MST | 96.2 | 1.11 | 137–240 |
| Nov 1, 11:30 PM MST | 96.2 | 1.11 | 138–240 |
| Nov 1, 10:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 9:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 8:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 7:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 6:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 5:30 PM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 4:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 3:30 PM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 2:30 PM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 1:30 PM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 12:30 PM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 11:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 10:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 9:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 8:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 7:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 6:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 5:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 4:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 3:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 2:30 AM MST | 92.7 | 1.09 | 138–240 |
| Nov 1, 1:30 AM MST | 94.4 | 1.1 | 138–240 |
| Nov 1, 1:30 AM MDT | 94.4 | 1.1 | 138–240 |
| Nov 1, 12:30 AM MDT | 96.2 | 1.11 | 138–240 |
| Oct 31, 11:30 PM MDT | 96.2 | 1.11 | 141–243 |
| Oct 31, 10:30 PM MDT | 96.2 | 1.11 | 141–243 |
| Oct 31, 9:30 PM MDT | 97.9 | 1.12 | 141–243 |
| Oct 31, 8:30 PM MDT | 97.9 | 1.12 | 141–243 |
| Oct 31, 7:30 PM MDT | 99.7 | 1.13 | 141–243 |
| Oct 31, 6:30 PM MDT | 99.7 | 1.13 | 141–243 |
| Oct 31, 5:30 PM MDT | 99.7 | 1.13 | 141–243 |
| Oct 31, 4:30 PM MDT | 99.7 | 1.13 | 141–243 |
| Oct 31, 3:30 PM MDT | 99.7 | 1.13 | 141–243 |
| Oct 31, 2:30 PM MDT | 97.9 | 1.12 | 141–243 |
| Oct 31, 1:30 PM MDT | 99.7 | 1.13 | 141–243 |
| Oct 31, 12:30 PM MDT | 97.9 | 1.12 | 141–243 |
| Oct 31, 11:30 AM MDT | 102 | 1.14 | 141–243 |
| Oct 31, 10:30 AM MDT | 103 | 1.15 | 141–243 |
| Oct 31, 9:30 AM MDT | 103 | 1.15 | 141–243 |
| Oct 31, 8:30 AM MDT | 103 | 1.15 | 141–243 |
| Oct 31, 7:30 AM MDT | 103 | 1.15 | 141–243 |
| Oct 31, 6:30 AM MDT | 105 | 1.16 | 141–243 |
| Oct 31, 5:30 AM MDT | 105 | 1.16 | 141–243 |
| Oct 31, 4:30 AM MDT | 107 | 1.17 | 141–243 |
| Oct 31, 3:30 AM MDT | 107 | 1.17 | 141–243 |
| Oct 31, 2:30 AM MDT | 109 | 1.18 | 141–243 |
| Oct 31, 1:30 AM MDT | 111 | 1.19 | 141–243 |
| Oct 31, 12:30 AM MDT | 111 | 1.19 | 141–243 |
| Oct 30, 11:30 PM MDT | 113 | 1.2 | 140–240 |
| Oct 30, 10:30 PM MDT | 113 | 1.2 | 140–240 |
| Oct 30, 9:30 PM MDT | 115 | 1.21 | 140–240 |
| Oct 30, 8:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 7:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 6:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 5:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 4:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 3:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 2:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 1:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 12:30 PM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 11:30 AM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 10:30 AM MDT | 117 | 1.22 | 140–240 |
| Oct 30, 9:30 AM MDT | 115 | 1.21 | 140–240 |
| Oct 30, 8:30 AM MDT | 111 | 1.19 | 140–240 |
| Oct 30, 7:30 AM MDT | 109 | 1.18 | 140–240 |
| Oct 30, 6:30 AM MDT | 105 | 1.16 | 140–240 |
| Oct 30, 5:30 AM MDT | 103 | 1.15 | 140–240 |
| Oct 30, 4:30 AM MDT | 99.7 | 1.13 | 140–240 |
| Oct 30, 3:30 AM MDT | 96.2 | 1.11 | 140–240 |
| Oct 30, 2:30 AM MDT | 92.7 | 1.09 | 140–240 |
| Oct 30, 1:30 AM MDT | 91 | 1.08 | 140–240 |
| Oct 30, 12:30 AM MDT | 89.4 | 1.07 | 140–240 |
| Oct 29, 11:30 PM MDT | 89.4 | 1.07 | 137–234 |
| Oct 29, 10:30 PM MDT | 89.4 | 1.07 | 137–234 |
| Oct 29, 9:30 PM MDT | 89.4 | 1.07 | 137–234 |
Map of USGS gauge 10039500 and the river around it
Where BEAR RIVER AT BORDER, WY sits, with 3 other gauges on the same river and our water's map point.
No current water-temperature reading at this gauge, so no temperature guidance is given. Take a stream thermometer: the trout lines Idaho Fish and Game uses are 66°F and 73°F.
Normal for Nov 5: 142–242 ft³/s (middle half of 89 years of record). Now: 129 ft³/s, below normal.
Below normal for this date. 129 ft³/s is between the 10th and 25th percentiles of daily mean flow for Nov 5 at this gauge over 89 years of record (1938–2026): 10th 115, 25th 142, median 185, 75th 242, 90th 299 ft³/s.
Daily means on record for Nov 5: lowest 35.6 ft³/s, highest 680 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 (+0% 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.
Species the agency lists for Bear River: Brown Trout, Catfish, Cutthroat Trout, Mountain Whitefish, Rainbow Trout, Smallmouth Bass, Walleye.
Source: IDFG Recommended Fishing Waters (Idaho Fishing Planner) (Idaho Department of Fish and Game).
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 1.28 ft stage, 130 ft³/s at Nov 5, 8:30 PM MST (NWS gauge BRBW4; its stage datum can differ from the USGS gauge height).
NWS river forecast forecast issued Nov 5, 9:02 AM MST. Highest point: 1.29 ft, 132 ft³/s on Nov 5, 10:00 AM MST (Below NWS action stage).
| Day | Stage | Flow |
|---|---|---|
| Thu, Nov 5 | 1.29 ft | 132 ft³/s |
| Fri, Nov 6 | 1.28 ft | 130 ft³/s |
| Sat, Nov 7 | 1.28 ft | 130 ft³/s |
| Sun, Nov 8 | 1.27 ft | 127 ft³/s |
| Mon, Nov 9 | 1.26 ft | 125 ft³/s |
| Tue, Nov 10 | 1.26 ft | 125 ft³/s |
| Wed, Nov 11 | 1.25 ft | 123 ft³/s |
| Thu, Nov 12 | 1.25 ft | 123 ft³/s |
Open the NWS gauge page · What the categories mean (National Weather Service)
Checked Nov 5, 9:12 PM MST; 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.