Loading lake details...
Loading lake details...

Marcellus, MI · Cass County
Right Now
Clear
Water
80°
Wind
6 mph
NW
Gusts
11 mph
Pressure
30.12
steady
Forecast - Wed, Jun 24
High / Low
64° / 51°
Wind
3 mph
gusts 18 mph
Precip
100%
UV
4
Sunrise
10:08 AM
Sunset
1:22 AM
Every forecast metric for the week ahead — plus AI-picked best days for fishing, boating, swimming, and paddling.
Instant recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Tue, Tue, Jun 30
Tue, Jun 30 scores 66/100 — Solunar 5/5, Rain 0%.
Best for Boating
Tue, Tue, Jun 30
Tue, Jun 30 scores 75/100 — Wind 11 mph, Rain 0%.
Best for Swimming
Thu, Thu, Jul 2
Thu, Jul 2 scores 75/100 — Air 93°F, Rain 0%.
Best for Paddling
Tue, Tue, Jun 30
Tue, Jun 30 scores 75/100 — Wind 11 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Wed24 | Thu25 | Fri26 | Sat27 | Sun28 | Mon29 | Tue30 | Wed1 | Thu2 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Rain | Rain | Drizzle | Drizzle | Thunderstorms | Thunderstorms | Mostly Clear | Mostly Clear | Mostly Clear |
| High / Low | 64°/51° | 75°/60° | 75°/55° | 80°/60° | 80°/62° | 89°/70° | 92°/74° | 93°/75° | 93°/77° |
| Precip | 100% | 82% | 53% | 55% | 49% | 34% | 0% | 34% | 0% |
| Wind | 9 mphgust 18 | 12 mphgust 21 | 7 mphgust 12 | 8 mphgust 13 | 9 mphgust 19 | 10 mphgust 19 | 11 mphgust 21 | 10 mphgust 18 | 10 mphgust 20 |
| Pressure | 30.06" stable | 29.95" falling | 30.02" rising | 29.96" falling | 29.95" stable | 29.94" stable | 29.95" stable | 29.97" rising | 30.03" rising |
| UV Index | 4 | 7 | 5 | 7 | 6 | 8 | 9 | 9 | 9 |
| Sunrise | 10:08 AM | 10:08 AM | 10:09 AM | 10:09 AM | 10:09 AM | 10:10 AM | 10:10 AM | 10:11 AM | 10:11 AM |
| Sunset | 1:22 AM | 1:23 AM | 1:23 AM | 1:23 AM | 1:23 AM | 1:22 AM | 1:22 AM | 1:22 AM | 1:22 AM |
| Bite Rating | 3/5first quarter | 2/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL | 5/5FULL | 3/5FULL | 2/5waning gibbous |
Today Read
Lewis LakeWind read
Calm
3 mph avg
Water read
80°
Warm-water bite
Air range
51° / 64°
today
Precip
100%
watch timing
Today's forecast for Lewis Lake has calm wind, 51F to 64F air temperatures, 100% chance of precipitation, and 80F water.
AI read · today
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is finding the right window.
Reads 8 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
first quarter
Major
1:22 AM - 3:52 AM
Minor
8:24 PM - 9:54 PM
Detailed temperature readings across your lake.
No credit card required for preview
Water Temperature History
Current
76°
Jun 28
Low
32°
Feb 1
Average
58°
Last 12 Months
Warmest avg: June (78°F)
Coolest avg: February (35°F)
Rapid warming: February → March (+13°F)
Sharpest cooling: October → November (-13°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
4am - 3am
Peak Wind
10 mph
6pm
Peak Gust
20 mph
highest gust
Pressure
30.16 inHg
rising
Visibility
13 mi
1% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Pressure stability helps plan windows
Tap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5first quarter
Water at 80°F -- warm-water species active.
Nearby Lakes
FAQ
Lewis Lake covers 28.00 acres (0.04 square miles) with a maximum depth of 10.97 meters (~36 feet).
Lewis Lake is located in Marcellus, Cass County, MI. It is accessible to the public for outdoor activities.