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Kalispell, MT · Flathead County
Right Now
Mostly Clear
Water
59°
Wind
10 mph
W
Gusts
20 mph
Pressure
29.64
steady
Forecast - Sun, Jun 21
High / Low
71° / 55°
Wind
5 mph
gusts 16 mph
Precip
22%
UV
8
Sunrise
11:38 AM
Sunset
3:38 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 23
Tue, Jun 23 scores 62/100 — Wind 8 mph, Rain 0%.
Best for Boating
Tue, Tue, Jun 23
Tue, Jun 23 scores 90/100 — Wind 8 mph, Rain 0%.
Best for Swimming
Thu, Thu, Jun 25
Thu, Jun 25 scores 80/100 — Air 78°F, Rain 0%.
Best for Paddling
Tue, Tue, Jun 23
Tue, Jun 23 scores 85/100 — Wind 8 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Sun21 | Mon22 | Tue23 | Wed24 | Thu25 | Fri26 | Sat27 | Sun28 | Mon29 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Clear | Mostly Clear | Partly Cloudy | Mostly Clear | Partly Cloudy | Drizzle | Drizzle | Rain | Rain |
| High / Low | 71°/55° | 67°/55° | 73°/52° | 78°/58° | 78°/62° | 70°/59° | 63°/55° | 58°/49° | 59°/48° |
| Precip | 22% | 33% | 0% | 0% | 0% | 48% | 47% | 79% | 77% |
| Wind | 10 mphgust 16 | 9 mphgust 14 | 8 mphgust 12 | 6 mphgust 9 | 4 mphgust 9 | 12 mphgust 19 | 8 mphgust 12 | 14 mphgust 26 | 14 mphgust 26 |
| Pressure | 29.84" stable | 30.03" rising | 30.12" rising | 29.97" falling | 29.74" falling | 29.66" falling | 29.70" rising | 29.74" rising | 29.81" rising |
| UV Index | 8 | 7 | 6 | 8 | 6 | 5 | 4 | 4 | 4 |
| Sunrise | 11:38 AM | 11:38 AM | 11:38 AM | 11:38 AM | 11:39 AM | 11:39 AM | 11:40 AM | 11:40 AM | 11:41 AM |
| Sunset | 3:38 AM | 3:39 AM | 3:39 AM | 3:39 AM | 3:39 AM | 3:39 AM | 3:39 AM | 3:39 AM | 3:39 AM |
| Bite Rating | 3/5first quarter | 2/5first quarter | 2/5first quarter | 3/5first quarter | 3/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL |
Today Read
Flathead LakeWind read
Calm
5 mph avg
Water read
59°
Cool-water mix
Air range
55° / 71°
today
Precip
22%
low concern
Today's forecast for Flathead Lake has calm wind, 55F to 71F air temperatures, 22% chance of precipitation, and 59F water.
AI read · today
Active temps make wind edges, shallow cover, and feeding windows more important. 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
1:10 AM - 3:40 AM
Minor
7:09 PM - 8:39 PM
Detailed temperature readings across your lake.
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Water Temperature History
Current
64°
Jun 28
Low
33°
Nov 16
Average
51°
Last 12 Months
Warmest avg: July (70°F)
Coolest avg: November (34°F)
Rapid warming: April → May (+11°F)
Sharpest cooling: October → November (-18°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
6am - 5am
Peak Wind
10 mph
12am
Peak Gust
16 mph
highest gust
Pressure
29.76 inHg
rising
Visibility
27 mi
13% 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 59°F -- good for cool-water species.
Nearby Lakes
FAQ
Flathead Lake covers 126080.00 acres (197.00 square miles)
Flathead Lake is located in Kalispell, Flathead County, MT. It is part of a state park with additional recreational facilities.