Big Green River Fishing Forecast
Driftless spring creek with designated catch-and-release section and strong wild brown population
Opens First Sat in May
Inland trout stream season. Early C&R season Jan first Sat - Fri before May opener (selected waters)
Today's Fishing Conditions
Good
Updated 4:41 AM
58°F
--
2 AM - 4 AM
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Quick Facts
Brown Trout
spring creek
36°F - 45°F
March Fishing Tactics
Primary Targets
Recommended Tactics
Season opens. Early BWO activity begins.
March Hatches
BWO
Mayfly
All season BWO. Peaks spring and FALL (best).
Scud
Crustacean
Year-round scuds. Wild brown trout fishery.
Midge
Midge
Winter midges.
Year-Round Fishing Guide
| Month | Water Temp | Tactics |
|---|---|---|
| January | 32-38°F | Midges, Deep nymphs |
| February | 32-40°F | Midges, Small nymphs |
| March(Now) | 36-45°F | Early BWOs, Quill Gordon nymphs |
| April | 42-52°F | Hendrickson, BWOs, Quill Gordon |
| May | 50-60°F | Sulphurs, March Browns, Caddis |
| June | 55-68°F | Green Drakes, Sulphurs, Slate Drakes |
| July | 60-72°F | Tricos, Terrestrials, Light Cahills |
| August | 60-74°F | Tricos, Terrestrials, White Fly |
| September | 55-65°F | BWOs, Slate Drakes, Terrestrials |
| October | 48-58°F | BWOs, Slate Drakes, Streamers |
| November | 40-48°F | BWOs, Streamers, Egg patterns |
| December | 32-40°F | Midges, Deep nymphs |
Spawning Seasons
Please respect spawning fish and their redds. Avoid fishing over actively spawning trout.
Brown Trout
Spawn months: October, November
Night spawning common. Males become very dark with pronounced kype during spawn.
Access Points & Parking for Big Green River
Brodhead
Town access to quality water.
Albany
Upper river access.
Decatur Lake
Access near the lake.
How to Fish Big Green River: Tips & Tactics
The Big Green River is a quality Wisconsin spring creek offering excellent fishing for brown trout in a pastoral setting.
Best Times of Day
Morning and evening are most productive. Spring and fall offer best conditions. Summer fishing requires early hours.
Recommended Techniques
Spring creek techniques work well. Match the hatches when active. Light tippets essential.
Water Conditions
Spring-fed water creates stable temperatures. Clear water demands careful approach. Beautiful farm country setting.
Fly Selection
Sulphur and BWO patterns work well. Scuds for subsurface. Terrestrials in summer.
Local Knowledge
The Big Green is a quality alternative to the Driftless Area. Less crowded than famous spring creeks. Brodhead provides services.
Local Tips
The Big Green offers quality spring creek fishing. Less pressure than famous streams. Beautiful pastoral setting.
When is the Best Time to Fish Big Green River?
Spring
Excellent hatches begin. Prime season.
Summer
Fish early morning. Terrestrials important.
Fall
Brown trout become active. Great fishing.
Winter
Spring-fed water fishable. Midge patterns.
Recommended Equipment for Big Green River
Rod
8 to 9-foot, 4 or 5-weight.
Line
Floating line for dry flies.
Leader & Tippet
9-12 foot leaders, 5X-6X tippet.
Waders
Breathable waders. Light approach.
Essential Flies
Big Green River Fishing Regulations
Season
Check Wisconsin DNR for current regulations.
Limits
Trout limits apply.
Special Regulations
Special regulations in some sections.
Bait Restrictions
Artificial only in some areas.
Notes
Quality spring creek - practice catch-and-release.
Always verify current regulations with Wisconsin fish and wildlife agency before fishing. Regulations can change annually.
Fly Shops & Guides Near Big Green River
Local Fly Shops
- Fontana Sports - Madison
- Driftless Angler - Viroqua
- Spring Creek Fly Shop
Guide Services
- Big Green River Guides
- Wisconsin Fly Fishing
- Driftless Area Guides
Optimal Fishing Conditions
Optimal Flow
50 - 150 CFS
Best fishing conditions
Optimal Water Temperature
50° - 65°F
Ideal for active trout
Other Wisconsin Trout Rivers
Bois Brule
Chippewa
Timber Coulee Creek
West Fork Kickapoo River
Elk Creek
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