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Grunwald Lake
Willow Creek, IL · Kane County
Right Now
Mostly Cloudy
Water
77°
Wind
3 mph
NE
Gusts
8 mph
Pressure
29.93
rising
Forecast - Sat, Jul 11
High / Low
83° / 64°
Wind
7 mph
gusts 20 mph
Precip
0%
UV
5
Sunrise
10:29 AM
Sunset
1:29 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
Sun, Sun, Jul 12
Sun, Jul 12 scores 62/100: Solunar 3/5, Wind 8 mph.
Best for Boating
Sun, Sun, Jul 12
Sun, Jul 12 scores 90/100: Wind 8 mph, Rain 0%.
Best for Swimming
Sun, Sun, Jul 12
Sun, Jul 12 scores 75/100: Air 86°F, Rain 0%.
Best for Paddling
Sun, Sun, Jul 12
Sun, Jul 12 scores 85/100: Wind 8 mph, Rain 0%.
Ask about this week:
Swipe to see all 9 days
| Metric | Sat11 | Sun12 | Mon13 | Tue14 | Wed15 | Thu16 | Fri17 | Sat18 | Sun19 |
|---|---|---|---|---|---|---|---|---|---|
| Condition | Mostly Cloudy | Clear | Clear | Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Drizzle | Drizzle |
| High / Low | 83°/64° | 86°/64° | 90°/63° | 95°/71° | 95°/73° | 91°/73° | 89°/73° | 92°/69° | 81°/64° |
| Precip | 0% | 0% | 47% | 52% | 0% | 21% | 0% | 32% | 36% |
| Wind | 12 mphgust 20 | 8 mphgust 14 | 5 mphgust 11 | 4 mphgust 10 | 6 mphgust 11 | 9 mphgust 17 | 12 mphgust 24 | 17 mphgust 31 | 14 mphgust 26 |
| Pressure | 30.03" stable | 30.15" rising | 30.14" stable | 30.09" falling | 30.01" falling | 29.96" falling | 29.90" falling | 29.70" falling | 29.75" rising |
| UV Index | 5 | 10 | 9 | 10 | 9 | 8 | 8 | 10 | 8 |
| Sunrise | 10:29 AM | 10:30 AM | 10:31 AM | 10:31 AM | 10:32 AM | 10:33 AM | 10:34 AM | 10:35 AM | 10:36 AM |
| Sunset | 1:29 AM | 1:29 AM | 1:28 AM | 1:27 AM | 1:27 AM | 1:26 AM | 1:26 AM | 1:25 AM | 1:24 AM |
| Bite Rating | 2/5waning crescent | 3/5waning crescent | 4/5NEW | 4/5NEW | 3/5NEW | 3/5NEW | 2/5waxing crescent | 2/5waxing crescent | 2/5waxing crescent |
Today Read
Grunwald LakeWind read
Calm
7 mph avg
Water read
77°
Warm-water bite
Air range
64° / 83°
today
Precip
0%
low concern
Today's forecast for Grunwald Lake has calm wind, 64F to 83F air temperatures, 0% chance of precipitation, and 77F water.
Trip planner
Warm water pushes the plan toward oxygen, shade, depth changes, and low light. The planning constraint is weak timing.
Uses 8 live data sources for this lake. Tap a stat or ask a question.
Fishing Forecast
waning crescent
Major
2:36 PM - 5:06 PM
Minor
6:32 AM - 8:02 AM
Detailed temperature readings across your lake.
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Water Temperature History
Current
78°
Jul 19
Low
38°
Feb 22
Average
62°
Last 12 Months
Warmest avg: July (80°F)
Coolest avg: February (41°F)
Rapid warming: March → April (+14°F)
Sharpest cooling: October → November (-21°F)
Wind speed, gusts, and pressure trends for trip timing.
Swipe days or tap points
5am - 4am
Peak Wind
12 mph
7pm
Peak Gust
20 mph
highest gust
Pressure
29.97 inHg
steady
Visibility
13 mi
82% 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
2/5waning crescent
Water at 77°F -- warm-water species active.
Nearby Lakes
FAQ
Grunwald Lake covers 15.00 acres (0.02 square miles)
Grunwald Lake is located in Willow Creek, Kane County, IL. It is accessible to the public for outdoor activities.