Spate · Sandstone · East Devon, GB-ENG

River Sid

River Sid venue image
Tomorrow · Closed season
Elk Hair Caddis
Forecast · Tomorrow
Closed season
Out of season. Try elsewhere.
75% projected
Today's fly
Elk Hair Caddis
Elk Hair Caddis
Conditions on the water · Tomorrow
Live gauge
Level
Steady
0.05 m
Water temp13.8°C
ClarityClear
Weather16°C
WindN 26 km/h
Pressure1022 hPa
Rain · recent3.1 mm
Rain · ahead0.1 mm

The nearest gauge doesn't record temperatures, so we've estimated it — defer to the river keeper's advice.

Water temperature for Brown Trout
Ideal
14°C est.ideal 10–16°C
0°14°28°
How to fish it · for Brown Trout
When
Nymphing can work through most of the day.
Where
Cover mixed depths.
Method
Start with tight-line nymphs and adjust if fish rise or drift higher.
Kit
9 ft #4 rod, floating line, 12 ft tapered leader to 4–5 lb fluoro tippet.
Likely species
Stoneflies
Hatch timeline · tomorrowPeak at 17h

12h(now) — Black Gnat

Stage: On emergersApproach: Emerger or dryActivity: 75%
Also:Autumn Needle Fly45%Autumn Dun37%Cinnamon Sedge23%
Peak emergence windowWeather boost8 food groups active

Peak activity at 17h — Pale Evening (Pale Evening, Weather boost)

Sub-surface · on the nymphunder the surface

Hatch predictions

Top nymph shown — see all 3 guilds as a supporter.

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Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

Supporters see what else is on the menu.

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Evidence
Survey-backed · regionalHigh confidence

Backed by regional invertebrate surveys; no sampling on this exact reach yet.

Through the year
0–3 scale · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Trout seasonSeason
1
2
2
2
2
2
1
March BrownHatch
2
3
2
CapererHatch
2
3
3
2
Heather FlyHatch
2
2
Autumn DunHatch
2
3
2

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

Ranked for today
Fly box · Brown Trout
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
River Otter
7.0 km
0
Brown trout · Sea trout
River Axe
18 km
0
Brown trout · Salmon · Sea trout
River Exe
28 km
0
Brown trout · Grayling · Salmon
River Tone
29 km
0
Brown trout
Hollies Trout Farm
13 km
Rainbow trout · Brown trout
Gallery · 1
  1. Terrain map of the venue
    Terrain map
The full read · show the working · for Brown Trout · confidence 90%
How the 0 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity95 × 18%17.1
Feeding Time55 × 13%7.2
Pressure80 × 7%5.6
Insect activity77 × 12%9.2
Conditions total= 85
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowon-river gaugeobserved
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Trout 15 March → 30 September

Sea trout: Variable seasonal (2026)

Related guides
Yorkshire & SpidersNorth Country methodsTrout Near Londonaccess guideEuro Nymphingsubsurface methods
Casting instructors near here
Booking & contacts