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

Harrison Lake (Helgeson)
Tansem, MN · Otter Tail County
Right Now
Clear
Water
75°
Wind
13 mph
SSW
Gusts
22 mph
Pressure
29.98
steady
Forecast - Mon, Jul 13
High / Low
92° / 73°
Wind
13 mph
gusts 32 mph
Precip
0%
UV
9
Sunrise
10:44 AM
Sunset
2:16 AM
Every forecast metric for the week ahead, plus best days for fishing, boating, swimming, and paddling.
Quick recommendations based on wind, precip, pressure, solunar, and temperature.
Best for Fishing
Tue, Tue, Jul 14
Tue, Jul 14 scores 65/100: Solunar 4/5, Rain 0%.
Best for Boating
Mon, Mon, Jul 20
Mon, Jul 20 scores 90/100: Wind 8 mph, Rain 0%.
Best for Swimming
Wed, Wed, Jul 15
Wed, Jul 15 scores 75/100: Air 88°F, Rain 0%.
Best for Paddling
Mon, Mon, Jul 20
Mon, Jul 20 scores 85/100: Wind 8 mph, Rain 0%.
Ask about this week:
Swipe to see all 9 days
| Metric | Mon13 | Tue14 | Wed15 | Thu16 | Fri17 | Sat18 | Sun19 | Mon20 | Tue21 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Clear | Clear | Partly Cloudy | Partly Cloudy | Mostly Clear | Drizzle | Drizzle | Mostly Clear | Mostly Clear |
| High / Low | 92°/73° | 93°/70° | 88°/69° | 90°/69° | 85°/70° | 83°/63° | 80°/64° | 84°/61° | 86°/64° |
| Precip | 0% | 0% | 0% | 0% | 0% | 39% | 43% | 0% | 38% |
| Wind | 16 mphgust 32 | 11 mphgust 24 | 10 mphgust 20 | 12 mphgust 23 | 11 mphgust 23 | 12 mphgust 20 | 11 mphgust 22 | 8 mphgust 22 | 6 mphgust 12 |
| Pressure | 29.99" stable | 30.05" rising | 30.03" stable | 29.92" falling | 29.89" falling | 29.94" rising | 29.89" falling | 29.91" rising | 29.97" rising |
| UV Index | 9 | 9 | 7 | 7 | 7 | 7 | 7 | 9 | 8 |
| Sunrise | 10:44 AM | 10:45 AM | 10:46 AM | 10:47 AM | 10:48 AM | 10:49 AM | 10:50 AM | 10:51 AM | 10:52 AM |
| Sunset | 2:16 AM | 2:15 AM | 2:14 AM | 2:14 AM | 2:13 AM | 2:12 AM | 2:11 AM | 2:10 AM | 2:09 AM |
| Bite Rating | 5/5NEW | 4/5NEW | 3/5NEW | 3/5NEW | 2/5waxing crescent | 2/5waxing crescent | 2/5waxing crescent | 3/5waxing crescent | 3/5first quarter |
Today Read
Harrison Lake (Helgeson)Wind read
Moderate
13 mph avg
Water read
75°
Warm-water bite
Air range
73° / 92°
today
Precip
0%
low concern
Today's forecast for Harrison Lake (Helgeson) has moderate wind, 73F to 92F air temperatures, 0% chance of precipitation, and 75F water.
Trip planner
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is finding the right window.
Uses 8 live data sources for this lake. Tap a stat or ask a question.
Fishing Forecast
NEW
Major
5:21 PM - 7:51 PM
Minor
8:47 AM - 10:17 AM
Detailed temperature readings across your lake.
No credit card required for preview
Water Temperature History
Current
76°
Jul 19
Low
32°
Mar 15
Average
52°
Last 12 Months
Warmest avg: July (76°F)
Coolest avg: March (36°F)
Rapid warming: May → June (+16°F)
Sharpest cooling: September → October (-19°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
5am - 4am
Peak Wind
16 mph
3pm
Peak Gust
32 mph
highest gust
Pressure
30.00 inHg
steady
Visibility
13 mi
0% 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
5/5NEW
Water at 75°F -- warm-water species active.
Nearby Lakes
FAQ
Harrison Lake (Helgeson) covers 0.00 acres (0.00 square miles)
Harrison Lake (Helgeson) is located in Tansem, Otter Tail County, MN. It is accessible to the public for outdoor activities.