Loading…
Want to be notified exactly when to fish for rainbow trout here?
Rainbow stocking
High lake · Snohomish County · 18.7 acres · 4,407 ft
380 rainbows on Oct 9
4 years agoArlington Hatchery
Fish per pound
Fry · under 1 oz each
400
Planted small, to grow on — these are not catchable yet.
2026 so far
0
0% of a normal year
Normal year
380
average of 2 seasons
Typical size
Fry
under 1 oz each
Stocking season
Varies
no regular pattern
This year against a 2-season average
2026normal
Recent plants
| Date | Species | Number | Fish/lb | Size |
|---|---|---|---|---|
| Oct 9 | Rainbow | 380 | 400 | Fry · under 1 oz each |
| Aug 28 | Rainbow | 380 | 244 | Fry · under 1 oz each |
2 rainbow releases on record since 2015 · from WDFW's fish plants data, as published.
This lake on WDFWWDFW fishing prospects calendar
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rainbow Trout |
quiet → best this month
WDFW rates rainbow trout best in April through June.
WDFW draws one calendar per species for the whole state, so it shows the season's shape rather than this lake's own record. Check the rules for when each species is open here. This lake on WDFW
be the first to say how Thornton Lake fished
No catch reports yet for this water.
Currently
45°
Clearfeels like 42°
Tue
Favorable
50° 42°
wind 4 kt · 23% rain
Wed
Favorable
60° 44°
wind 8 kt · 0% rain
Thu
Favorable
66° 46°
wind 7 kt · 0% rain
Fri
Favorable
64° 41°
wind 5 kt · 0% rain
Sat
Favorable
65° 41°
wind 4 kt · 0% rain
Sun
Favorable
68° 43°
wind 5 kt · 1% rain
Mon
Favorable
56° 38°
wind 7 kt · 6% rain
The current regulation for Thornton Lake could not be confidently verified from a structured source, so this dashboard won't guess. Check the official WDFW sport fishing rules before fishing.
rules are shown exactly as published and cover every species at this location — they can change at any time, so always confirm with WDFW before fishingWant to know the best time to fish for rainbow trout this week at Thornton Lake?
Sign in to viewRanked by fish counts, angler reports, rain, cloud and wind.
The counts, catch rates, conditions and weather on this page stay free.
Wind now
0mph
W · gusting 6
Gusts · 12h
14mph
laying down
wind mph gusts