Snake River level at Moose
Wyoming · Tubing & floating
Measured at USGS 13013650 — SNAKE RIVER AT MOOSE, WY · NWS forecast point MSEW4
Reading taken · as of 1 hour ago
Up and moving — a faster float than usual
At 4,830 CFS, this gauge is running 154% of normal for mid-September — above the 3,140 CFS median USGS has recorded for this date across 31 years of record (1995–2026). The stage is 3.0 ft below the NWS action stage of 14.0 ft.
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Flood stages at Moose
National Weather Service categories for gauge MSEW4, WFO RIW. Impact wording is the NWS's own, verbatim.
-
Minor flood 15.0 ft
- 15.0 ft Flood stage. Minor low land flooding.
- 15.3 ft Record stage and flow---25,300 cfs (6/11/1997).
-
Action 14.0 ft
- 14.0 ft Bankfull stage.
- Right now 11.01 ft
Flow history at Moose
Daily values from USGS 13013650, updated every 15 to 60 minutes; NWS forecast for MSEW4 reissued through the day. Provisional.
Highest crests on record at Moose
12 on record
| Stage | Flow | Date |
|---|---|---|
| 15.25 ft | 25,300 CFS | Jun 11, 1997 |
| 14.76 ft | 22,000 CFS | Jun 16, 1996 |
| 14.61 ft | 17,000 CFS | Jun 8, 2010 |
| 14.52 ft | 16,600 CFS | Jun 7, 2017 |
| 14.26 ft | 15,100 CFS | May 28, 2018 |
| 13.79 ft | 16,900 CFS | Jun 18, 1999 |
| 13.71 ft | 12,900 CFS | Jun 7, 2020 |
| 13.49 ft | 14,900 CFS | Jun 2, 2009 |
| 13.46 ft | 12,400 CFS | Jun 6, 1995 |
| 13.44 ft | 12,400 CFS | Jun 6, 2012 |
Crests published by the National Weather Service.
About Snake River at Moose
In Wyoming — the reading paddlers, anglers and outfitters here check before committing to a shuttle. Grand Teton scenic float; Jackson Lake releases.
Snake River at Moose — common questions
3 questions
Does rain upstream change Snake River at Moose quickly?
Yes. It is free-flowing, so rain upstream moves it directly. Several feet in a few hours is normal after a heavy storm.
Is Snake River at Moose high or low for this time of year?
The USGS median flow for mid-September here is 3,140 CFS, from 31 years of record (1995–2026). Today is 154% of it. The comparison is what makes the raw number mean anything: the same reading is a drought on one river and a flood on another.
How often does this reading update?
USGS transmits from gauge 13013650 every 15 to 60 minutes, and the National Weather Service reissues the flood forecast for MSEW4 a few times a day — more often when the river is rising. This page refreshes from both when you open it. The timestamp is in the gauge's local time.