Two Hearted River
Upper Peninsula
N Michigan (UP), USA
Open live forecast →Target species: Brook and Brown.
Stream gauge: 04044800. Flow and water temperature update on every refresh.
Weekly AI Outlook as of 06/05/26
Hex magic is building with warm afternoons pushing water temperatures into the sweet spot for Michigan's most legendary hatch. The Hexagenia limbata emergence should fire this week with 77-79°F highs creating perfect evening conditions. Focus upstream sections where brookies haven't seen pressure — Extended Body Hex #6 and Wiggle Hex patterns will be key when the big mayflies start crawling out at dusk.
- Conditions: Stable weather pattern with warming trend — 79°F highs by weekend creating ideal evening hatch conditions in remote wilderness setting
- Hatches: Peak Hex month with water temps hitting emergence threshold — expect #4-8 Hexagenia limbata crawling out at dusk, smaller caddis midday
- Water Temp: Cold UP water warming into mid-50s range — perfect for brook trout activity and approaching Hex emergence trigger zone
- Best Window: Evening magic hour from 7-9pm when Hex nymphs migrate to shallows — morning caddis action possible before heat builds
Generated weekly from live USGS gauge readings, weather forecasts, and recent fly shop reports. Updates Friday mornings.
About this Water
- Freestone
- Best months: May–Sept (trout); Sept–Oct (steelhead)
The Two Hearted River in Michigan's Upper Peninsula was made famous by Hemingway's 'Big Two-Hearted River' short story — though Hemingway actually fished the Fox River, not the actual Two Hearted. The actual Two Hearted is a wild Lake Superior tributary supporting brook trout, steelhead, and coaster brook trout that drop down from Lake Superior. The fishery is remote, the watershed protected, and the fishing through tannin-stained water classically Northern Forest. Hatches are subtle but reliable through spring and early summer.
The Two Hearted is one of the few rivers in the lower 48 still supporting native coaster brook trout — Lake Superior-going brookies that grow large in the lake and return to spawn in tributary streams.
January Outlook
January on the Two Hearted River is deep winter in the Upper Peninsula. The river is largely frozen or nearly so. This is the planning season — book canoe shuttles and map the summer trip. The wild brook trout are dormant under ice.
Productive Patterns
- Planning season — no fishing recommended
Tips
January is not practical for fishing the Two Hearted. Use this month to plan your summer trip — reserve campsites along the river, arrange canoe shuttles from the Lake Superior State Forest campground, and study the river map. The remote UP setting is accessible by snowmobile in January but not for fishing.
Water Notes
Low winter flows. Likely frozen or near-frozen. UP winters are severe — temperatures regularly below 0°F.
February Outlook
February remains deep winter on the Two Hearted. The Upper Peninsula is under heavy snow. The brook trout are dormant. This is the season to prepare flies and gear for the June trip.
Productive Patterns
- Planning season — tie flies for summer
Tips
February on the Two Hearted is impractical for fishing. The river is in remote Lake County, Michigan — winter access is difficult and the brook trout are essentially dormant. Focus on tying Royal Wulffs, Elk Hair Caddis, and Hopper patterns for the summer season.
Water Notes
Frozen or near-frozen. Heavy snowpack. UP winter — inaccessible for practical fishing purposes.
March Outlook
March sees ice-out beginning on the Two Hearted as the Upper Peninsula slowly thaws. Brook trout begin stirring but the river is often flooded with snowmelt. Accessibility remains limited.
Productive Patterns
- Planning season — ice-out conditions
Tips
Early March the Two Hearted is still winter. Late March may see ice-out but conditions are typically unfishable with high, dirty snowmelt flows. The remote access roads through the UP forest are muddy or still snow-covered. Patience — summer is coming.
Water Notes
High snowmelt flows. Ice-out conditions. Muddy roads — 4WD required. Not yet fishable.
April Outlook
April conditions on the Two Hearted are improving but snowmelt keeps flows high and often off-color. The first brook trout activity begins as the UP forest warms and hatches begin.
Productive Patterns
- Soft Hackle
- Small Streamer
- Early Caddis
- Midge
Tips
Late April can produce the first brook trout fishing of the year on the Two Hearted if flows moderate. Check with the Lake County DNR for conditions. The river can clear quickly after snowmelt subsides. An early spring exploratory trip for adventurous anglers.
Water Notes
Variable 200–600 cfs. Water 44–52°F. Snowmelt tapering. Late April can be fishable in good years.
May Outlook
May is the Two Hearted's true opening — the river clears, the UP forest turns green, and brook trout begin actively feeding. Early caddis and Hendrickson hatches begin. Canoe season starts.
Productive Patterns
- Elk Hair Caddis
- Hendrickson
- Soft Hackle
- Royal Wulff
Tips
May is the Two Hearted's opening month. The UP spring is brief and intense — wildflowers, migrating warblers, and brook trout all arriving at once. Canoe the upper sections from Reed and Green Road downstream for the most remote experience.
Water Notes
300–700 cfs. Water 48–56°F. Spring conditions improving rapidly. The river clears after snowmelt.
June Outlook
The Two Hearted River in the Upper Peninsula of Michigan — the river that inspired Hemingway's 'Big Two-Hearted River.' Brook trout fishing in a remote, wild setting.
Productive Patterns
- Royal Wulff
- Elk Hair Caddis
- PMD
- Parachute Adams
Tips
The Two Hearted is a remote brook trout river that requires effort to access. The rewards are wild brook trout in a boreal forest setting unchanged since Hemingway's time. The upper sections are less pressured.
Water Notes
200–500 cfs. Water 50–56°F. Cold and clear. Remote wilderness setting.
July Outlook
Prime summer fishing on the Two Hearted. Brook trout in the upper sections are wild and willing. Caddis and terrestrials are the go-to patterns.
Productive Patterns
- Elk Hair Caddis
- Hopper
- Parachute Adams
- Royal Wulff
Tips
Float or wade the remote upper sections for the best brook trout fishing. The river is narrow and brushy — accuracy is important. A simple attractor pattern is often more effective than precise imitations.
Water Notes
150–400 cfs. Water 52–58°F. Cool summer temps from the UP's climate.
August Outlook
August fishing on the Two Hearted is excellent for brook trout. The UP's cool climate keeps water temperatures moderate. Hoppers and beetles along the alder-lined banks produce the largest fish.
Productive Patterns
- Hopper
- Beetle
- Elk Hair Caddis
- Royal Wulff
Tips
August is excellent for terrestrial fishing on the Two Hearted. The alder and cedar-lined banks are prime hopper territory. Fish the undercut cedar banks carefully for the largest brook trout. Evening caddis hatches are reliable.
Water Notes
120–350 cfs. Water 54–60°F. UP climate keeps the river cool even in August. Prime summer conditions.
September Outlook
Excellent fall brook trout fishing as fish become more aggressive before spawning. The fall colors in the Upper Peninsula are spectacular.
Productive Patterns
- Elk Hair Caddis
- Terrestrial
- Blue Winged Olive
- Streamer
Tips
Brook trout are stunning in fall spawning colors. Fish the deep pools and undercut log banks. The remote setting makes this a bucket-list Midwestern experience.
Water Notes
150–350 cfs. Water 48–55°F. Beautiful fall conditions in the Upper Peninsula.
October Outlook
October brook trout in spawning colors are among Michigan's most beautiful sights. The Two Hearted in fall foliage is spectacular. Fish become aggressive as they prepare to spawn.
Productive Patterns
- Streamer
- Soft Hackle
- BWO
- Egg Pattern
Tips
October brook trout on the Two Hearted are in full spawning colors — deep orange and red flanks. Fish the deeper pools and runs as fish stack up. The UP fall foliage peaks in early October — book the canoe shuttle for an unforgettable trip.
Water Notes
150–400 cfs. Water 44–52°F. Brook trout spawning colors. Fall foliage peak in early October.
November Outlook
November closes the Two Hearted fishing season as the UP heads into winter. Late fall brook trout in the lower sections are the last opportunity before ice. Remote access becomes difficult.
Productive Patterns
- Streamer
- Small Nymph
- Soft Hackle
Tips
November on the Two Hearted is typically the last practical month for fishing. Check DNR regulations for season dates. The remote river roads become treacherous with early snow and freeze-up. A final fall trip requires preparation and planning.
Water Notes
200–500 cfs. Water 38–46°F. Late season. Roads may be snow-covered. Season close approaching.
December Outlook
December closes the fishing season on the Two Hearted. The river begins freezing in the Upper Peninsula's severe winters. Plan next summer's expedition.
Productive Patterns
- Planning season — prepare for next year
Tips
December is winter on the Two Hearted — the river begins to freeze and the Upper Peninsula enters its long cold season. Use December to plan the summer trip, arrange canoe shuttles, and reserve the campsite at the Lake Superior State Forest. The river will be waiting in June.
Water Notes
River freezing. Deep winter approaching. Plan for June–September season.
Hatch Calendar
| Insect | Peak | Active | Size | Productive Patterns |
|---|---|---|---|---|
| Hexagenia Hexagenia limbata |
Jun | Jun, Jul | #4–8 |
|
| Caddis Brachycentrus spp. |
May | May, Jun | #14–16 |
|
| Blue Winged Olive Baetis spp. |
May, Sep | Apr, May, Sep, Oct | #18–20 |
|
Access & Approach
Newberry, MI is the closest base. Upper Peninsula access is remote — long Forest Service road drives required. Michigan fishing license + trout stamp required.
Regulations & License
Fishing in Michigan requires a current license. Always verify season dates, bag limits, and any special-regulation waters before you fish.
Michigan fishing regulations & license →
Nearby Waters
More in This Region
About Current
Two Hearted River conditions on Current combine real-time flow data (USGS, WSC, CDEC, CEHQ), weather, tide predictions, hatch probabilities calibrated to this specific water, and recent fly shop reports from the area.
Two Hearted River is one of 245 hand-curated waters in Current. The app and web forecast also generate AI outlooks for any unlisted river, lake, or saltwater flat anywhere in the world — drop a pin or paste a name and Current produces a fresh seasonal outlook with weather, flow context, and recommended techniques.
Open the live forecast for today's numbers and the 7-day outlook, or download the iOS app to carry it with you on the water.