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

Island Park, ID · Fremont County
Right Now
Mostly Clear
Water
57°
Wind
10 mph
WNW
Gusts
22 mph
Pressure
29.83
steady
Forecast - Tue, Jun 23
High / Low
67° / 38°
Wind
5 mph
gusts 19 mph
Precip
0%
UV
10
Sunrise
11:40 AM
Sunset
3:15 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
Wed, Wed, Jul 1
Wed, Jul 1 scores 65/100 — Solunar 3/5, Rain 0%.
Best for Boating
Tue, Tue, Jun 23
Tue, Jun 23 scores 80/100 — Wind 9 mph, Rain 0%.
Best for Swimming
Tue, Tue, Jun 23
Tue, Jun 23 scores 65/100 — Air 67°F, Rain 0%.
Best for Paddling
Tue, Tue, Jun 23
Tue, Jun 23 scores 75/100 — Wind 9 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Tue23 | Wed24 | Thu25 | Fri26 | Sat27 | Sun28 | Mon29 | Tue30 | Wed1 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Clear | Mostly Cloudy | Rain | Drizzle | Rain | Drizzle | Thunderstorms | Partly Cloudy | Clear |
| High / Low | 67°/38° | 69°/46° | 60°/46° | 61°/45° | 51°/38° | 44°/35° | 49°/32° | 59°/37° | 61°/40° |
| Precip | 0% | 27% | 55% | 48% | 83% | 75% | 53% | 43% | 0% |
| Wind | 9 mphgust 19 | 9 mphgust 22 | 8 mphgust 19 | 13 mphgust 38 | 10 mphgust 30 | 13 mphgust 27 | 13 mphgust 28 | 15 mphgust 33 | 9 mphgust 22 |
| Pressure | 30.03" stable | 29.90" falling | 29.83" falling | 29.69" falling | 29.62" falling | 29.78" rising | 29.92" rising | 29.87" falling | 29.96" rising |
| UV Index | 10 | 5 | 5 | 5 | 4 | 4 | 5 | 7 | 9 |
| Sunrise | 11:40 AM | 11:41 AM | 11:41 AM | 11:42 AM | 11:42 AM | 11:42 AM | 11:43 AM | 11:43 AM | 11:44 AM |
| Sunset | 3:15 AM | 3:15 AM | 3:15 AM | 3:15 AM | 3:15 AM | 3:15 AM | 3:15 AM | 3:15 AM | 3:14 AM |
| Bite Rating | 2/5first quarter | 3/5first quarter | 2/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL | 4/5FULL | 3/5FULL |
Today Read
Henrys LakeWind read
Calm
5 mph avg
Water read
57°
Cool-water mix
Air range
38° / 67°
today
Precip
0%
low concern
Today's forecast for Henrys Lake has calm wind, 38F to 67F air temperatures, 0% chance of precipitation, and 57F water.
AI read · today
Transition temps can split fish between warming edges and deeper comfort zones. 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
first quarter
Major
2:24 AM - 4:54 AM
Minor
9:11 PM - 10:41 PM
Detailed temperature readings across your lake.
No credit card required for preview
Water Temperature History
Current
67°
Jul 5
Low
32°
Feb 15
Average
49°
Last 12 Months
Warmest avg: July (68°F)
Coolest avg: February (33°F)
Rapid warming: April → May (+14°F)
Sharpest cooling: September → October (-18°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
6am - 1pm
Peak Wind
9 mph
9pm
Peak Gust
19 mph
highest gust
Pressure
30.07 inHg
rising
Visibility
17 mi
8% 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
2/5first quarter
Water at 57°F -- good for cool-water species.
Nearby Lakes
FAQ
Henrys Lake covers 6076.90 acres (9.50 square miles)
Henrys Lake is located in Island Park, Fremont County, ID. It is part of a state park with additional recreational facilities.