Tongue River
River in Montana, read from 6 USGS gauges, draining about 5,405 square miles. Figures refresh every fifteen minutes.
Discharge
104
cfs · 1h ago
Normal for today
203
cfs median, 84 yrs
Water temp
54
°F · 1h ago
Gage height
1.62
ft
Gauges on this water
Reading by reach
Reading the number
On this date the gauge has averaged 203 cfs over 84 years of record, with the middle half of years falling between 114 and 289 cfs. Today is below that band: lower, clearer and, in summer, warmer water than a typical October day here.
Regional hatch calendar
What is likely hatching near Tongue River
Tongue River does not have its own verified chart yet. This calendar is combined from the verified charts on Bighorn River (57 mi), Bighorn River (73 mi). Treat it as regional timing, and file a report if you see something different here.
| Insect | J | F | M | A | M | J | J | A | S | O | N | D |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Blue-Winged Olive | January: active | February: active | March: peak | April: peak | May: peak | June: absent | July: absent | August: absent | September: active | October: peak | November: peak | December: active |
| Caddis | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: peak | August: peak | September: active | October: absent | November: absent | December: absent |
| Midge | January: peak | February: peak | March: peak | April: peak | May: active | June: active | July: active | August: active | September: active | October: peak | November: peak | December: peak |
| Pale Morning Dun | January: absent | February: absent | March: absent | April: absent | May: absent | June: peak | July: peak | August: active | September: active | October: absent | November: absent | December: absent |
| Trico | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: active | August: peak | September: peak | October: active | November: absent | December: absent |
| Sculpin | January: absent | February: absent | March: active | April: active | May: active | June: active | July: active | August: active | September: active | October: active | November: active | December: absent |
| Sow Bug / Scud | January: peak | February: peak | March: peak | April: peak | May: peak | June: peak | July: peak | August: peak | September: peak | October: peak | November: peak | December: peak |
| Sowbug | January: active | February: active | March: active | April: active | May: active | June: active | July: active | August: active | September: active | October: active | November: active | December: active |
| Terrestrials | January: absent | February: absent | March: absent | April: absent | May: absent | June: absent | July: absent | August: active | September: active | October: absent | November: absent | December: absent |
Reports
From anglers on Tongue River
No reports filed here yet. The first one becomes the page’s local knowledge, stamped with the flow at the time. File a report.