Spate · Mixed · Co. Donegal / Foyle System (border)

River Finn

A wide, calm stretch of the River Finn near Clady bridge, flanked by autumn trees and low hills under a cloudy sky.
Fair · Atlantic Salmon
Cascade · 10-14
Fairlive now
Decent — worth a look
River dropping into shape after a lift. Cover the heads and tails before the river drops away.
75% confidence
What moved it
  • Level0.57 mDropping after lift
  • Water temp17.9°C
  • ClarityClear
Today's fly
Cascade
Cascade10-14
Regional salmon default — river-specific evidence is thin.
Conditions on the water
Live gauge
Level
Steady
0.57 m
Dropping after lift
Water temp17.9°C
ClarityClear
Weather18°C
WindW 18 km/h
Pressure1021 hPa
Rain · recent3.7 mm
Rain · ahead1.6 mm

Live readings only. Trends shown where the gauge supports them.

Water temperature for Atlantic Salmon
Warm — slow
17.9°Cideal 10–14°C
0°14°28°
How to fish it · for Atlantic Salmon
When
Morning into early afternoon.
Where
Pool tails, steadier runs, and any water with pace.
Method
Fish a sensible line-and-fly combination for the height and pace of water.
Kit
13 ft #8/9 double-hander in spate, 10 ft #8 single in low water. Floating line plus a fast-sink tip. 12–15 lb fluoro tippet.
Why this works
Fair conditions based on river hydrology and migration patterns.
Likely species
Mayflies
  • Blue-winged oliveMost likely
    #16–18 · Dun
    Duns are up; a sherry spinner fall may follow.
  • Anglers curse mayfliesAlso possibleLower confidence
    #20–22 · Spinner
    Go tiny: 20-22 spent spinner, single fly, long tippet.
Hatch timeline · todayPeak at 6am

Hatch predictions

Today's headline hatch shown — see all 9 active hatches hour by hour with Pro.

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Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 2 guilds with Pro.

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Beyond the hatch · worth watchingambient prey

Hatch predictions

Top prey shown — see all 2 with Pro.

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Through the year
0–3 scale · August highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Salmon runRun
1
2
2
2
2
2
1
Daddy Long LegsHatch
2
3
2
March BrownHatch
2
3
2
GrannomHatch
2
2
Large StoneflyHatch
2
3
2

Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.

Ranked for today
Atlantic Salmon fly box
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
River Mourne
26 km
34
Brown trout · Salmon · Sea trout
Lough Eske
31 km
31
Brown trout · Char · Salmon
River Finn
11 km
Salmon · Sea trout · Brown trout
Lennon
23 km
Brown trout · Salmon · Sea trout
Eske / Lough Eske
31 km
Brown trout · Char · Salmon
Gallery · 2
  1. A wide, calm stretch of the River Finn near Clady bridge, flanked by autumn trees and low hills under a cloudy sky.
    gc366day317
  2. Terrain map of the venue
    Terrain map
The full read · show the working · for Atlantic Salmon · confidence 75%
How the river scores — hydrology factors
Water heightMedium Ideal0.0
Recent riseNone0.0
Falling after liftNot Applicable0.0
Water temperatureCool To Moderate0.0
Time in seasonOpening Period0.0
ClarityClearing0.0
Hydrology base0.0
Legal gate: Unknown Check Local Rules
Can you trust it?
Water temperaturelive gauge readinggauge
Level / flowon-river gaugeobserved
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Salmon 1 March → 15 September

Sea trout: Variable seasonal (2026)

Related guides
Atlantic Salmonsalmon tacticsIrish Salmon Rivers Guidefive great salmon fisheriesConnemaraIrish fishing
Casting instructors near here
Booking & contacts