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Portage Lake
72°F
Portage Lake
Riverton, MN · Crow Wing County
72°F water75 acres31 ft deep
Right Now
82°
Mostly Clear
Water
72°
Wind
2 mph
SE
Gusts
5 mph
Pressure
30.05
falling
LakeMonster planner
Plan Portage Lake
Portage Lake
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is finding the right window.
Best first move
Scout the first break or defined cover closest to a feeding flat.
keep shade, oxygen, and a nearby depth change in the plan A workable forecast window starts near 6am with about 1 mph wind.
8 lake data sources in this readSee dataHideLatest source updated Jul 16, 11:59 AM CDT
- Current water temp
- 72°F
- Water temp history
- 467 readings
- Hourly weather
- 224 hours
- Solunar timing
- 3/5
- Satellite imagery
- 142 captures
- Thermal imagery
- 565 captures
- Map structure
- available
- Nearby lakes
- 3 options
The quick read is a planning aid, not a safety or access determination. The assistant will state uncertainty when the page does not contain a specific observation.
Forecast - Thu, Jul 16
High / Low
87° / 61°
Wind
4 mph
gusts 13 mph
Precip
14%
UV
8
Sunrise
5:39 AM
Sunset
9:04 PM
7-Day Weather Outlook
Every forecast metric for the week ahead, plus best days for fishing, boating, swimming, and paddling.
9 day forecast
Best Days This Week
Quick recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Tue, Jul 21
57/100
Tue, Jul 21 scores 57/100: Solunar 3/5, Pressure rising.
Best for Boating
Wed, Jul 22
90/100
Wed, Jul 22 scores 90/100: Wind 5 mph, Rain 0%.
Best for Swimming
Wed, Jul 22
80/100
Wed, Jul 22 scores 80/100: Air 77°F, Rain 0%.
Best for Paddling
Wed, Jul 22
85/100
Wed, Jul 22 scores 85/100: Wind 5 mph, Rain 0%.
Temperature Range
High Low
Precip & Wind
Rain % Wind mph
Daily Breakdown
Swipe to see all 9 days
| Metric | Thu16 | Fri17 | Sat18 | Sun19 | Mon20 | Tue21 | Wed22 | Thu23 | Fri24 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Clear | Partly Cloudy | Mostly Clear | Drizzle | Drizzle | Drizzle | Partly Cloudy | Mostly Cloudy | Drizzle |
| High / Low | 87°/61° | 91°/70° | 84°/66° | 87°/65° | 88°/70° | 76°/63° | 77°/59° | 80°/61° | 84°/64° |
| Precip | 14% | 45% | 0% | 32% | 48% | 39% | 0% | 34% | 35% |
| Wind | 7 mphgust 13 | 12 mphgust 22 | 10 mphgust 18 | 7 mphgust 16 | 11 mphgust 25 | 11 mphgust 22 | 5 mphgust 14 | 7 mphgust 14 | 6 mphgust 12 |
| Pressure | 30.01" stable | 29.87" falling | 29.92" rising | 29.87" falling | 29.71" falling | 29.89" rising | 30.12" rising | 30.00" falling | 29.90" falling |
| UV Index | 8 | 7 | 7 | 7 | 7 | 6 | 6 | 5 | 9 |
| Sunrise | 5:39 AM | 5:40 AM | 5:41 AM | 5:42 AM | 5:43 AM | 5:44 AM | 5:45 AM | 5:46 AM | 5:47 AM |
| Sunset | 9:04 PM | 9:03 PM | 9:02 PM | 9:01 PM | 9:00 PM | 8:59 PM | 8:58 PM | 8:57 PM | 8:56 PM |
| Bite Rating | 3/5NEW | 2/5waxing crescent | 2/5waxing crescent | 2/5waxing crescent | 3/5waxing crescent | 3/5first quarter | 2/5first quarter | 2/5first quarter | 3/5waxing gibbous |
Today Read
Portage LakeWind read
Calm
4 mph avg
Water read
72°
Warm-water bite
Air range
61° / 87°
today
Precip
14%
low concern
Today's forecast for Portage Lake has calm wind, 61F to 87F air temperatures, 14% chance of precipitation, and 72F water.
Fishing Forecast
NEW
3/5
Major
3:08 PM - 5:38 PM
Minor
7:52 AM - 9:22 AM
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July 12, 2026
Water Temperature History
Current
73°
Jul 26
Low
33°
Feb 23
Average
57°
Last 12 Months
Warmest avg: July (74°F)
Coolest avg: February (39°F)
Rapid warming: April → May (+13°F)
Sharpest cooling: September → October (-16°F)
Weather Forecast
Wind speed, gusts, and pressure trends for trip timing.
7 day view
Hourly Wind Forecast
Swipe days or tap points
16
12am - 11pm
Wind SpeedWind Gust
Tap pointsPeak Wind
7 mph
6pm
Peak Gust
13 mph
highest gust
Pressure
30.07 inHg
rising
Visibility
11 mi
22% clouds
Tap chart for details, swipe left or right for different days.Tap chart for details • Swipe for different days
Daily Pressure Forecast
Pressure stability helps plan windows
Pressure
Tap for detailsTap chart points for pressure details
Nearby Lakes
Fishing Forecast
3/5NEW
Major3:08 PM - 5:38 PM
Minor7:52 AM - 9:22 AM
Water at 72°F -- warm-water species active.
Nearby Lakes
Lake facts
About Portage Lake
Direct answers from the lake profile and latest available condition data. Verify access, regulations, weather alerts, and safety conditions with local authorities.
The latest available LakeMonster reading for Portage Lake, updated Jul 16, 2026, shows 72°F surface water temperature, mostly clear, 2 mph wind. Conditions can vary across the lake and change quickly, so check local weather, access notices, and on-water observations before acting.
Portage Lake has 75 acres and a reported maximum depth of about 31 feet based on the latest lake profile available to LakeMonster.
Portage Lake is listed in Riverton, Crow Wing County, MN. Check the responsible local or state agency for current access rules, permits, closures, and boating restrictions.