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Alpena, MI · Alpena County
Right Now
Drizzle
Water
65°
Wind
6 mph
NE
Gusts
8 mph
Pressure
29.95
rising
Forecast - Fri, Jun 26
High / Low
68° / 55°
Wind
5 mph
gusts 15 mph
Precip
24%
UV
6
Sunrise
9:47 AM
Sunset
1:24 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
Sat, Sat, Jun 27
Sat, Jun 27 scores 62/100 — Solunar 3/5, Wind 5 mph.
Best for Boating
Sat, Sat, Jun 27
Sat, Jun 27 scores 90/100 — Wind 5 mph, Rain 0%.
Best for Swimming
Fri, Fri, Jun 26
Fri, Jun 26 scores 65/100 — Air 68°F, Wind 8 mph.
Best for Paddling
Sat, Sat, Jun 27
Sat, Jun 27 scores 85/100 — Wind 5 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Fri26 | Sat27 | Sun28 | Mon29 | Tue30 | Wed1 | Thu2 | Fri3 | Sat4 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Partly Cloudy | Mostly Clear | Mostly Clear | Thunderstorms | Thunderstorms | Thunderstorms | Thunderstorms | Thunderstorms | Drizzle |
| High / Low | 68°/55° | 69°/56° | 70°/56° | 72°/60° | 84°/68° | 86°/72° | 83°/72° | 82°/71° | 84°/70° |
| Precip | 24% | 0% | 0% | 45% | 48% | 51% | 44% | 53% | 54% |
| Wind | 8 mphgust 15 | 5 mphgust 8 | 7 mphgust 11 | 13 mphgust 23 | 12 mphgust 20 | 7 mphgust 13 | 6 mphgust 15 | 7 mphgust 16 | 7 mphgust 13 |
| Pressure | 30.04" stable | 30.06" rising | 30.04" falling | 29.96" falling | 29.85" falling | 29.91" rising | 29.97" rising | 30.01" rising | 30.00" stable |
| UV Index | 6 | 8 | 8 | 6 | 5 | 7 | 6 | 5 | 7 |
| Sunrise | 9:47 AM | 9:48 AM | 9:48 AM | 9:49 AM | 9:49 AM | 9:50 AM | 9:50 AM | 9:51 AM | 9:52 AM |
| Sunset | 1:24 AM | 1:24 AM | 1:24 AM | 1:24 AM | 1:24 AM | 1:24 AM | 1:24 AM | 1:23 AM | 1:23 AM |
| Bite Rating | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL | 5/5FULL | 3/5FULL | 3/5waning gibbous | 3/5waning gibbous | 2/5waning gibbous |
Today Read
Grass LakeWind read
Calm
5 mph avg
Water read
65°
Warm-water bite
Air range
55° / 68°
today
Precip
24%
low concern
Today's forecast for Grass Lake has calm wind, 55F to 68F air temperatures, 24% chance of precipitation, and 65F water.
AI read · today
Active temps make wind edges, shallow cover, and feeding windows more important. The planning constraint is weak timing.
Reads 8 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
waxing gibbous
Major
4:00 AM - 4:00 AM
Minor
10:35 PM - 12:05 AM
Detailed temperature readings across your lake.
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Water Temperature History
Current
68°
Jul 5
Low
32°
Mar 26
Average
53°
Last 12 Months
Warmest avg: August (73°F)
Coolest avg: December (37°F)
Rapid warming: April → May (+14°F)
Sharpest cooling: October → November (-14°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
4am - 3am
Peak Wind
8 mph
9am
Peak Gust
15 mph
highest gust
Pressure
29.98 inHg
rising
Visibility
5 mi
86% 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
2/5waxing gibbous
Water at 65°F -- warm-water species active.
Nearby Lakes
FAQ
Grass Lake covers 338.39 acres (0.53 square miles) with a maximum depth of 1.85 meters (~6 feet).
Grass Lake is located in Alpena, Alpena County, MI. It is accessible to the public for outdoor activities.