Large River · Volcanic · Suðurland / Þingvallavatn outflow, IS

Sog

A wide river bending through open moorland with a distant road bridge and mountains, autumn colours in the vegetation, Sog river Iceland.
Tomorrow · Closed season
Forecast · Tomorrow
Closed season
Out of season. File this water for the right month.
50% projected
Conditions on the water · Tomorrow
Live gauge
Level
Falling
1.78 m
Dropping after lift
Water temp2.5°C
ClarityClearing
Weather-1°C
WindN 11 km/h
Pressure986 hPa
Rain · recent3.5 mm
Rain · ahead0.0 mm

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

Water temperature for Atlantic Salmon
Too cold
3°C est.ideal 10–16°C
0°14°28°
How to fish it · for Atlantic Salmon
When
Late June through mid-September. The Sog is a smaller-water salmon fishery alongside the char and brown trout; fewer salmon than the Borgarfjörður beats.
Where
Named pools through the Sog valley above the sea.
Method
Hitch tube on a floater is the Icelandic signature — small cone-head sizes 12 to 14, hitched across-and-down. Single barbless mandatory; mandatory C&R.
Kit
11 ft switch or 10 ft #7/8 single-hander. Floating line. 10 to 12 lb fluoro tippet.
Hatch timeline · tomorrowQuiet day

Low insect activity predicted today

Beyond the hatch · worth watchingambient prey(1)

Hatch predictions

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Evidence
Records-basedModerate confidence

Based on species-occurrence records, not local invertebrate surveys.

Through the year
0–3 scale · October highlighted
J
F
M
A
M
J
J
A
S
O
N
D
Nordic SpringflyHatch
2
3
3
2
Ladoga CaddisHatch
2
3
2
Evening SedgeHatch
2
3
3
3
2
Arctic Cased CaddisHatch
1
2
2
2
1

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

Ranked for today
Fly box · Atlantic Salmon
Permits & access
Permit required — see local rules.
  • Check current local operator or permit-holder conditions before fishing, especially where access is tied to specific beats or sections.
What's coming
Plan ahead
5-day outlook
Other water nearby · 5
Ölfusá
17 km
0
Salmon · Sea trout · Brown trout
Brúará
20 km
0
Char · Brown trout · Salmon
Þjórsá
25 km
0
Salmon · Brown trout
Hvítá (Kljáfoss)
27 km
0
Salmon · Sea trout · Brown trout
Litlaá
33 km
Sea trout · Char · Salmon
Gallery · 2
  1. A wide river bending through open moorland with a distant road bridge and mountains, autumn colours in the vegetation, Sog river Iceland.
    Iceland Day Two -35
  2. Terrain map of the venue
    Terrain map
Why this score · for Atlantic Salmon
  • Temperature030% weight
  • Flow6025% weight
  • Clarity9520% weight
  • Feeding Time8515% weight
  • Pressure8510% weight
Directions
Apple MapsGoogle Maps
Seasons & zones
  • Char 1 May → 15 September

    Icelandic Arctic char (bleikja) — fishery permit controls all dates. Common season May–mid-September; exact dates issued per fishery permit. Resident lake char prime late May–mid-July; sea-run char (sjóbleikja) peak July–August. Always obtain the current fishery permit before fishing char in Iceland.

Related guides
Atlantic Salmonsalmon tacticsIcelandglacial, spring-fed or runoffEuro Nymphingsubsurface methods
Booking & contacts