Portneuf River at Tyhee

Last updated: Jul 16, 2025, 11:14 AM UTC
No watches, warnings or advisories are in effect for this area.

Flood Impacts 🅘

  • 6.23 - Lowland field and crop flooding possible from US HWY 30 bridge near Simplot Plant to American Falls Reservoir.
  • 5.83 - Near bankfull from US HWY 30 bridge near Simplot Plant to American Falls Reservoir. Some ponding possible in low-lying areas.

Gauge Info

Coordinates 42.9447, -112.544
RFC NWRFC
State ID
WFO PIH
County Bannock
Data Provider(s)
USGS 13075910

Gauge Location

Recent Crests

1. 3.93 ft on 05-08-2022
2. 5.21 ft on 10-15-2021
3. 4.91 ft on 04-28-2020
4. 5.95 ft on 04-26-2019
5. 6.01 ft on 03-26-2018

Historic Crests

1. 6.76 ft on 05-06-1986
2. 6.69 ft on 09-03-2013
3. 6.44 ft on 05-03-2006
4. 6.09 ft on 05-30-2011
5. 6.05 ft on 05-23-2015

Low Water Records

(P) -  Preliminary values subject to further review
¹ -  Gauge datum changed during this year

Vertical Datum Table

type NGVD29
major Flooding N/A
moderate Flooding N/A
minor Flooding 4376.23 ft
action 4375.83 ft
Latest Value 4373.53 ft
Gauge Zero 4370.00 ft

Gauge Photos

No Images Found

Probability Information

No Images Available

Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

WFO Information

Weather Forecast Office
Pocatello
1945 Beechcraft Ave
Pocatello, ID 83204
Official Homepage