Water temperature for Grayling
Ideal12°C est.ideal 4–14°C
0°14°28°
How to fish it · for Grayling
When
Midday window — grayling feed best from late morning into early afternoon.
Where
Work runs and glides — grayling shoal in the bottom third of the water column.
Method
Tight-line nymph the bottom third with weighted patterns.
Kit
10 ft #3 rod, floating line, long leader to 4 lb fluoro for nymphs.
Why this works
Good — water temperature is working for you, but time of day is the limiting factor today.
Likely species
Stoneflies
Gammarids
Hatch timeline · tomorrowPeak at 18:00
12:00(now) — Black Gnat
Stage: On emergersApproach: Emerger or dryActivity: 68%
Also:Iron Blue37%
Peak emergence window6 food groups active
Peak activity at 18:00 — Caperer (Caperer, 11 food groups active)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 3 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 4 as a supporter.
Start free trial14-day free trial. Cancel anytime.
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
Mayfly (Green Drake)Hatch
2
2
Large Cinnamon SedgeHatch
2
3
3
2
Daddy Long LegsHatch
2
3
2
CapererHatch
2
3
3
2
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Ranked for today
Fly box · Grayling
Beats · 2 · 1 reaches
Arrow beats — Fishing Passport · 2 beatsDay rods
Hergest Court, The Leen
The 2 beats
Hergest CourtDay tickets
Wye & Usk Foundation (Fishing Passport)
Just under 1.5 miles double-bank River Arrow (upper) just upstream of Kington. A small-stream trout fishery with good mayfly hatches — 7.5ft rod recommended as a maximum. Fishing rights retained by Kington Fishing Club, who may share the water. Grayling only an incidental catch here — this is a trout beat.
Fishing Passport, max 2 tickets/day, no dogs.
Visit official site ↗The LeenDay tickets
Wye & Usk Foundation (Fishing Passport)
Just under a mile of double-bank River Arrow upstream of Pembridge, marketed specifically as an autumn/winter grayling fishery. Season runs 1 Oct-31 Jan — chest waders strongly recommended.
Fishing Passport, max 2 tickets/day, no dogs, parking under 100m. Trotting with maggots also on offer for anglers avoiding cold-water wading.
Visit official site ↗What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
The river Arrow flowing through the picturesque village of Eardisland Terrain map
The full read · show the working · for Grayling · confidence 55%
How the 76 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity85 × 18%15.3
Feeding Time15 × 13%2.0
Pressure80 × 7%5.6
Insect activity62 × 12%7.4
Conditions total= 76
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowproxy via Wyeproxy
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Directions
Related guides
Casting instructors near here
Booking & contacts
Boards & regulators
Arrow
Water temperature for Grayling
Ideal12°C est.ideal 4–14°C
0°14°28°
How to fish it · for Grayling
When
Midday window — grayling feed best from late morning into early afternoon.
Where
Work runs and glides — grayling shoal in the bottom third of the water column.
Method
Tight-line nymph the bottom third with weighted patterns.
Kit
10 ft #3 rod, floating line, long leader to 4 lb fluoro for nymphs.
Why this works
Good — water temperature is working for you, but time of day is the limiting factor today.
Likely species
Hatch timeline · tomorrowPeak at 18:00
12:00(now) — Black Gnat
Stage: On emergersApproach: Emerger or dryActivity: 68%
Also:Iron Blue37%
Peak emergence window6 food groups active
Peak activity at 18:00 — Caperer (Caperer, 11 food groups active)
Sub-surface · on the nymphunder the surface
Hatch predictions
Top nymph shown — see all 3 guilds as a supporter.
Start free trial14-day free trial. Cancel anytime.
Beyond the hatch · worth watchingambient prey(1)
Hatch predictions
Top prey shown — see all 4 as a supporter.
Start free trial14-day free trial. Cancel anytime.
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
Mayfly (Green Drake)Hatch
2
2
Large Cinnamon SedgeHatch
2
3
3
2
Daddy Long LegsHatch
2
3
2
CapererHatch
2
3
3
2
Numbers are intensity 0 (none) to 3 (peak) — a guide, not a guarantee.
Ranked for today
Fly box · Grayling
Beats · 2 · 1 reaches
Arrow beats — Fishing Passport · 2 beatsDay rods
Hergest Court, The Leen
The 2 beats
Hergest CourtDay tickets
Wye & Usk Foundation (Fishing Passport)
Just under 1.5 miles double-bank River Arrow (upper) just upstream of Kington. A small-stream trout fishery with good mayfly hatches — 7.5ft rod recommended as a maximum. Fishing rights retained by Kington Fishing Club, who may share the water. Grayling only an incidental catch here — this is a trout beat.
Fishing Passport, max 2 tickets/day, no dogs.
Visit official site ↗The LeenDay tickets
Wye & Usk Foundation (Fishing Passport)
Just under a mile of double-bank River Arrow upstream of Pembridge, marketed specifically as an autumn/winter grayling fishery. Season runs 1 Oct-31 Jan — chest waders strongly recommended.
Fishing Passport, max 2 tickets/day, no dogs, parking under 100m. Trotting with maggots also on offer for anglers avoiding cold-water wading.
Visit official site ↗What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Gallery · 2
The river Arrow flowing through the picturesque village of Eardisland Terrain map
The full read · show the working · for Grayling · confidence 55%
How the 76 is built — score × weight = contribution
Temperature100 × 28%28.0
Flow80 × 22%17.6
Clarity85 × 18%15.3
Feeding Time15 × 13%2.0
Pressure80 × 7%5.6
Insect activity62 × 12%7.4
Conditions total= 76
Can you trust it?
Water temperatureair-to-water estimateestimated
Level / flowproxy via Wyeproxy
Prey activitysurvey-backed invertebrate datasurvey
What would change the calculation
The dawn and dusk windows score higher than the midday lull.
Directions
Related guides
Casting instructors near here
Booking & contacts
Boards & regulators