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Grand Lake, CO · Grand County
Right Now
Clear
Water
49°
Wind
15 mph
WSW
Gusts
29 mph
Pressure
29.38
falling
Forecast - Thu, Jun 18
High / Low
75° / 39°
Wind
7 mph
gusts 24 mph
Precip
0%
UV
11
Sunrise
11:33 AM
Sunset
2:35 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
Fri, Fri, Jun 19
Fri, Jun 19 scores 49/100 — Rain 0%, Pressure rising.
Best for Boating
Thu, Thu, Jun 18
Thu, Jun 18 scores 80/100 — Wind 13 mph, Rain 0%.
Best for Swimming
Thu, Thu, Jun 18
Thu, Jun 18 scores 65/100 — Air 75°F, Rain 0%.
Best for Paddling
Thu, Thu, Jun 18
Thu, Jun 18 scores 75/100 — Wind 13 mph, Rain 0%.
Ask the AI assistant about this week:
Swipe to see all 9 days
| Metric | Thu18 | Fri19 | Sat20 | Sun21 | Mon22 | Tue23 | Wed24 | Thu25 | Fri26 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Clear | Partly Cloudy | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Drizzle | Drizzle |
| High / Low | 75°/39° | 77°/47° | 76°/49° | 69°/46° | 71°/43° | 74°/47° | 75°/47° | 75°/48° | 70°/46° |
| Precip | 0% | 0% | 26% | 37% | 34% | 31% | 0% | 38% | 40% |
| Wind | 13 mphgust 24 | 11 mphgust 24 | 17 mphgust 35 | 16 mphgust 35 | 13 mphgust 32 | 15 mphgust 35 | 13 mphgust 28 | 14 mphgust 33 | 11 mphgust 26 |
| Pressure | 29.74" stable | 29.80" rising | 29.78" falling | 29.89" rising | 29.96" rising | 30.09" rising | 30.04" falling | 29.97" falling | 29.99" rising |
| UV Index | 11 | 9 | 10 | 9 | 8 | 8 | 8 | 7 | 8 |
| Sunrise | 11:33 AM | 11:33 AM | 11:33 AM | 11:34 AM | 11:34 AM | 11:34 AM | 11:34 AM | 11:35 AM | 11:35 AM |
| Sunset | 2:35 AM | 2:36 AM | 2:36 AM | 2:36 AM | 2:36 AM | 2:36 AM | 2:37 AM | 2:37 AM | 2:37 AM |
| Bite Rating | 2/5waxing crescent | 2/5waxing crescent | 3/5waxing crescent | 3/5first quarter | 2/5first quarter | 2/5first quarter | 3/5first quarter | 2/5waxing gibbous | 2/5waxing gibbous |
Today Read
Grand LakeWind read
Calm
7 mph avg
Water read
49°
Cold-water pattern
Air range
39° / 75°
today
Precip
0%
low concern
Today's forecast for Grand Lake has calm wind, 39F to 75F air temperatures, 0% chance of precipitation, and 49F water.
AI read · today
Transition temps can split fish between warming edges and deeper comfort zones. The planning constraint is wind control.
Reads 9 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
waxing crescent
Major
10:18 PM - 12:48 AM
Minor
3:03 PM - 4:33 PM
Detailed temperature readings across your lake.
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Fish Species
3Water Temperature History
Current
51°
Jun 28
Low
32°
Oct 29
Average
44°
Last 12 Months
Warmest avg: August (63°F)
Coolest avg: December (32°F)
Rapid warming: June → July (+10°F)
Sharpest cooling: September → October (-16°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
6am - 5am
Peak Wind
13 mph
7pm
Peak Gust
24 mph
highest gust
Pressure
29.78 inHg
rising
Visibility
28 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
2/5waxing crescent
Water at 49°F -- target deep areas.
Fish Species
3Nearby Lakes
FAQ
Grand Lake covers 500.00 acres (0.78 square miles)
Grand Lake is located in Grand Lake, Grand County, CO. It is accessible to the public for outdoor activities.