Big River (Missouri), Byrnesville (07018500)

StateMissouriLatestUnknown (747 cfs)
RiverBig RiverRatingObservedEstimated
Updated2026-08-09 11:45 (54 minutes ago)Flood - The river is flooding. Obstacles can be treacherous or deadly. The river should be avoided at this stage for casual trips and definitely for the inexperienced. Trips should be attempted only with protective gear and equipment.Flood(none)(none)
Discharge747 cfs (median: 173 cfs)High - The river is high and potentially dangerous, especially for the young and / or inexperienced. Normal stream obstacles are sometimes difficult to navigate. Extended distances can be attempted, but canoe travel may not be advisable.High(none)(none)
Height4.4 feetGood - Conditions are ideal for a canoe or kayak. Boats typically will drag on fewer than one-quarter of riffles, if at all, and portages are unnecessary or rare. Normal float lengths can be attempted without a problem.Good(none)(none)
TrendFalling (falling over 24 hours)Low - River is low but can still be floated. Some riffles are okay but most come with significant dragging and might need a portage. Float lengths should be reduced to accommodate low flow, dragging, and portages.Low(none)(none)
USGSExternal icon USGS Site (External icon Duck Duck Go Maps)Poor - River is too low to float comfortably. Most or all riffles will drag or must be portaged and some obstacles (such as slick shelf rock) cause undue problems. Avoid the river at this stage for casual paddling trips.Poor(none)(none)

Trending Data

Plot Image

Trips for Big River (Missouri), Byrnesville (07018500)

DateStartEndDistanceConditionDischargeHeightFishingDetails

A total of 0 rows are displayed.

Condition Descriptions

Fishing Conditions

Fish Species

Notes

Classic Trip List

The classic River Trips application is still available for use. It is updated with the new system using a data retrofit. It is no longer maintained. The original River Trips application is no longer updated (as of 1 Dec 2016) but can be checked for errors or for the condition of the data before it was converted to the new system.

Gauge Data Table

ObservationHeightDischargeMaximum
Discharge
Minimum
Discharge
Mean
Discharge
P05P10P20P25P50
(Median)
P75P80P90P95
2026-08-09 11:45 4.40 747 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 10:45 4.43 757 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 09:45 4.45 763 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 08:45 4.47 770 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 07:45 4.49 776 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 06:45 4.51 783 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 05:45 4.51 783 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 04:45 4.52 786 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 03:45 4.51 783 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 02:45 4.50 780 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 01:45 4.48 773 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-09 00:45 4.45 763 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-08 23:45 4.44 760 1630 (1970) 43 (1936) 243 70 82 103 107 173 258 282 473 700
2026-08-08 22:45 4.43 757 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 21:45 4.42 753 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 20:45 4.41 750 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 19:45 4.42 753 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 18:45 4.43 757 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 17:45 4.44 760 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 16:45 4.47 770 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 15:45 4.49 776 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 14:45 4.51 783 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 13:45 4.54 793 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 12:45 4.57 803 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 11:45 4.61 817 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 10:45 4.64 827 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 09:45 4.69 844 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 08:45 4.75 865 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 07:45 4.79 879 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 06:45 4.86 903 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 05:45 4.93 929 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 04:45 4.99 951 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 03:45 5.06 977 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 02:45 5.13 1000 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 01:45 5.22 1040 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-08 00:45 5.31 1070 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721
2026-08-07 23:45 5.40 1110 1390 (2023) 37 (1936) 236 73 85 101 107 176 276 286 452 721

A total of 37 rows are displayed for years 1922 through 2024.