Ashton Reservoir fishing
Ashton Reservoir
Fishing tips for Ashton Reservoir include using flies or lures that mimic small baitfish or insects. Anglers should also focus on fishing in deeper water during the hot summer months when the fish tend to move to cooler waters. The best time to visit Ashton Reservoir for fishing is during the spring and fall when the water temperatures are cooler and the fish are more active.
The average temperatures during the spring and fall months at Ashton Reservoir range from the mid-40s to the mid-60s. This is the perfect time to enjoy fishing and other outdoor activities in the area.
In summary, Ashton Reservoir in Idaho is a great fishing destination with a variety of fish species available. The nearby area offers plenty of activities and the best time to visit for fishing is during the spring and fall months when the temperatures are cooler and the fish are more active. Don't forget to bring your fly or lure that mimics small baitfish or insects for the best chance of catching a fish.
What's biting at Ashton Reservoir
Species commonly reported here -- tap any card for techniques, target seasons, and other waters where it's been caught.
Plan your trip down to the hour
Same weather feed Snoflo's iOS app uses -- updated continuously from NOAA / yr.no.
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max so trends jump out at a glance.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day temperature & precipitation
Daily temperatures, snow, and rain projected over the next two weeks. Hover any point for the full breakdown.
Nearby streamflow
USGS streamgauges within reach of Ashton Reservoir -- updated continuously from the National Water Information System.
| Streamgauge | Discharge | View |
|---|---|---|
| Henrys Fork Nr Ashton Id | 959 cfs | → |
| Falls River Nr Chester Id | 1,010 cfs | → |
| Falls River Nr Ashton Id | 1,420 cfs | → |
| Henrys Fork At St Anthony Id | 1,070 cfs | → |
| Falls River Nr Squirrel Id | 1,310 cfs | → |
| Teton River Nr St Anthony Id | 1,630 cfs | → |
Plan a longer trip
The closest campgrounds, parks, boat launches, and reservoirs so a fishing run can grow into a weekend.
Angling safety & ethics
- Know the regulations
- Check local fishing rules, seasons, size limits, and license requirements to ensure legal and sustainable angling.
- Handle fish responsibly
- Use wet hands, minimize air exposure, and release fish gently to improve survival rates when practicing catch-and-release.
- Choose the right gear
- Match your rod, line, and tackle to the species and conditions to increase success and reduce unnecessary harm to fish.
- Respect the waterway
- Avoid disturbing habitat, prevent bank erosion, and keep a safe distance from spawning areas to protect ecosystems.
- Keep it clean
- Pack out all line, hooks, bait containers, and trash. Discarded gear can injure wildlife and degrade waterways.
Set push alerts in the Snoflo app
Save Ashton Reservoir as a favorite, set a custom threshold (water temperature, streamflow, snowpack), and the iOS app will push the moment conditions cross.
About Ashton Reservoir
What fish species are found at Ashton Reservoir?
Snoflo tracks the species commonly reported at Ashton Reservoir -- see the Fish Species panel above for the live list with images and links to per-species pages.
How fresh is the weather data on this page?
The hourly forecast updates throughout the day from the NOAA / yr.no public feeds. Streamflow data comes live from USGS streamgauges, also refreshed continuously.
Can I get alerts when conditions change?
Yes -- alerts are managed through the Snoflo iOS app. Favorite this area, set a threshold (water temperature, streamflow, snowpack), and you'll get a push the moment it crosses.
Do I need a fishing license?
Yes. Check your state agency's regulations for license requirements, seasons, size limits, and any waterbody-specific rules before fishing Ashton Reservoir.
How do I get to Ashton Reservoir?
Tap Open in map in the hero above to center the Snoflo interactive map on this area, or grab the coordinates from the location facts panel.
Other angling spots near here
Snoflo-tracked fishing areas within driving distance of Ashton Reservoir.