Overview

Autumn fishing in Southern Alberta is shaping up beautifully with several rivers settling into near summer levels after recent fluctuations. Despite some rivers experiencing rising flows, many waterbodies are maintaining clear conditions, presenting ideal opportunities for both fly and spin anglers. Keep an eye on the weather as strong gusts may challenge fly presentations today.

River & Lake Conditions

• Sheep River near Okotoks: Currently flowing at 3.7 m³/s, flows are rising (~75% over 4 days) but remain well within the normal range for late September. Near the summer fishing level, it offers excellent opportunities for nymphing and small streamers tight to the banks.

• Ghost River: Despite flows exceeding typical spring highs, they are currently falling (~15% over 4 days), suggesting improving fishing conditions. Near summer levels, this is a prime spot for targeting cutthroat and bull trout with large attractor patterns.

• Highwood River near High River: With a current flow of 3.9 m³/s and rising (~31% over 4 days), it remains within normal seasonal levels. The fall is a great time to target its pools for bull and rainbow trout using weighted streamers and nymphs.

• Crowsnest River: Flowing at 2.8 m³/s and falling (~9% over 4 days). Ideal for wading and fishing small dries and nymphs. Caution is warranted for higher-than-normal flows in some sections.

Weather Impact by Area

• Bow Valley / Foothills: Clear skies dominate with Bow River near Cochrane experiencing gusts up to 28 km/h S, challenging smaller fly presentations but suitable for nymphing and streamers.
• Crowsnest Pass: Clear with northerly winds around 35 km/h. Streamers will be more productive than small dries due to gusts.
• Central Alberta: Temperatures peaking at 25°C, moderate winds encourage early morning or late afternoon fishing. Watch for an increase in activity as temperatures drop.

Hatch Activity & Fly Fishing

• Ghost & Bow Rivers: Look for blue-winged olive (Baetis) hatches in the riffling waters, especially in the afternoon on overcast days. Nymphing is recommended with Baetis nymphs (#18-22) using an indicator setup. Streamer fishing is also promising with smaller woolly buggers and Muddler Minnows performing well.

• Sheep River: Expect midges and sporadic BWO hatches. Use small midge nymphs (#18-26) sub-surface in slow runs and pools.

Spin & Bait Fishing

• Bow River: Use inline spinners and small Rapalas to capitalize on trout holding close to structure. As flows continue to rise slightly, target back eddies where fish avoid higher currents.
• Crowsnest River: Small spoons and spinners in gold and silver are effective. Focus on deeper runs and the calmer water behind boulders and logs.
• Stocked ponds: Utilize PowerBait or worms for rainbows, especially where recent stocking has occurred.

Recent Stocking

Highlighting recently stocked waters from July 22:

• Sibbald Lake: Stocked with Rainbow Trout, offers a peaceful spot with calmer winds, ideal for anglers both fly and spin.
• Mount Lorette Ponds: Features both rainbow and cutthroat trout. Positioned with light winds in this area; perfect for families and new anglers.

Top Picks Today

• Sheep River: Rising yet fishable, excellent for nymphing midges and BWOs. Spin anglers should use small Mepps spinners.
• Crowsnest River: With moderate flows, target rainbow and cutthroat trout using streamers. Spin fishermen can utilize small spoons.
• Sibbald Lake: A solid choice for stocked rainbow trout using PowerBait or light spinners on calm mornings.

Safety & Regulations

• High water caution for the Oldman River near Lethbridge, where flows remain elevated—use care when fishing.
• Bull trout are catch-and-release only throughout Alberta.
• Avoid spawning beds of brown trout and other species — remember not to target them on gravel.
• Confirm that water bodies are open to fishing by checking the specific regulations for each area at albertaregulations.ca.