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Crescent, CO · Boulder County
Right Now
Mostly Cloudy
Water
65°
Wind
5 mph
E
Gusts
15 mph
Pressure
29.69
falling
Forecast - Tue, Jun 23
High / Low
72° / 54°
Wind
5 mph
gusts 15 mph
Precip
50%
UV
9
Sunrise
11:33 AM
Sunset
2:34 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
Mon, Mon, Jun 29
Mon, Jun 29 scores 78/100 — Solunar 5/5, Wind 8 mph.
Best for Boating
Mon, Mon, Jun 29
Mon, Jun 29 scores 90/100 — Wind 8 mph, Rain 0%.
Best for Swimming
Mon, Mon, Jun 29
Mon, Jun 29 scores 75/100 — Air 79°F, Rain 0%.
Best for Paddling
Mon, Mon, Jun 29
Mon, Jun 29 scores 85/100 — Wind 8 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 | Thunderstorms | Thunderstorms | Thunderstorms | Partly Cloudy | Clear | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy |
| High / Low | 72°/54° | 77°/54° | 69°/53° | 77°/52° | 83°/58° | 87°/56° | 79°/55° | 77°/53° | 77°/55° |
| Precip | 50% | 52% | 76% | 30% | 0% | 0% | 0% | 20% | 17% |
| Wind | 9 mphgust 15 | 12 mphgust 24 | 7 mphgust 14 | 8 mphgust 16 | 13 mphgust 23 | 12 mphgust 24 | 8 mphgust 19 | 8 mphgust 17 | 9 mphgust 18 |
| Pressure | 29.94" stable | 29.88" falling | 29.87" falling | 29.77" falling | 29.56" falling | 29.52" falling | 29.75" rising | 29.86" rising | 29.92" rising |
| UV Index | 9 | 9 | 7 | 7 | 11 | 11 | 10 | 10 | 9 |
| Sunrise | 11:33 AM | 11:34 AM | 11:34 AM | 11:34 AM | 11:35 AM | 11:35 AM | 11:35 AM | 11:36 AM | 11:36 AM |
| Sunset | 2:34 AM | 2:34 AM | 2:34 AM | 2:34 AM | 2:34 AM | 2:34 AM | 2:34 AM | 2:34 AM | 2:34 AM |
| Bite Rating | 2/5first quarter | 3/5first quarter | 2/5waxing gibbous | 2/5waxing gibbous | 3/5waxing gibbous | 2/5waxing gibbous | 5/5FULL | 5/5FULL | 3/5FULL |
Today Read
Gross ReservoirWind read
Calm
5 mph avg
Water read
65°
Warm-water bite
Air range
54° / 72°
today
Precip
50%
watch timing
Today's forecast for Gross Reservoir has calm wind, 54F to 72F air temperatures, 50% chance of precipitation, and 65F water.
AI read · today
Active temps make wind edges, shallow cover, and feeding windows more important. The planning constraint is weak timing.
Reads 9 live data sources for this lake — tap a stat or ask anything to see its work.
Fishing Forecast
first quarter
Major
1:59 AM - 4:29 AM
Minor
8:37 PM - 10:07 PM
Detailed temperature readings across your lake.
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Fish Species
4Water Temperature History
Current
64°
Jun 28
Low
34°
Nov 30
Average
52°
Last 12 Months
Warmest avg: July (68°F)
Coolest avg: January (35°F)
Rapid warming: April → May (+9°F)
Sharpest cooling: October → November (-16°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
6am - 1pm
Peak Wind
9 mph
11am
Peak Gust
15 mph
highest gust
Pressure
29.86 inHg
rising
Visibility
22 mi
5% 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 65°F -- warm-water species active.
Fish Species
4Nearby Lakes
FAQ
Gross Reservoir covers 440.00 acres (0.69 square miles)
Gross Reservoir is located in Crescent, Boulder County, CO. It is accessible to the public for outdoor activities.