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Ski USA - Illinois

Chestnut Mountain Snow Forecast

Lat Long: 42.42° N 90.37° W

Weather Forecast for Chestnut Mountain at 172m altitude

Issued: 12 pm 17 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Moderate rain (total 19.0mm), heaviest on Wed morning. Warm (max 22°C on Fri afternoon, min 11°C on Thu night). Winds decreasing (fresh winds from the NW on Wed night, light winds from the NW by Fri night).

Days 4-6 weather summary:

Some drizzle, heaviest during Sun morning. Warm (max 22°C on Sat afternoon, min 9°C on Sun night). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod rain
thunderstorm
rain showers
clear
rain showers
rain showers
part cloud
rain showers
clear
clear
part cloud
cloud
light rain
part cloud
clear
clear
part cloud
part cloud
mod. rain
t-storm
risk
rain shwrs
clear
rain shwrs
rain shwrs
some clouds
rain shwrs
clear
clear
some clouds
cloudy
light rain
some clouds
clear
clear
some clouds
some clouds
km/h
25
SSE
15
SW
35
NW
20
NNW
15
WNW
10
NW
15
WNW
15
WNW
15
W
10
NW
10
NW
10
NE
20
ENE
20
NE
5
NE
10
ENE
5
ENE
10
ESE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
8
3
1
3
1
3
1
max °C
15
21
16
20
20
14
20
22
13
21
22
16
17
18
12
20
21
15
min °C
13
20
12
17
18
11
17
15
13
18
20
13
13
17
9
17
20
13
 chill °C
11
20
10
16
18
10
16
14
12
18
20
11
11
16
8
17
20
12
Humid %
91
81
81
68
68
84
66
59
92
71
54
72
73
60
84
65
53
83
Freeze m
3900
3750
3500
3350
3100
3100
3300
3200
3250
3450
3700
3600
3750
3700
3900
3850
3900
3900
Sea lvl1000m2000m3000m4000m5000m
152014171914181814192015151711172015142114191913191913202115151811192114
Sunrise
5:22
5:22
5:24
5:24
5:24
5:24
Sunset
8:39
8:40
8:40
8:40
8:42
8:42

Days 7-16 weather summary:

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Avalanche information: National Avalanche Center


Snow Radar

Latest snow reports near Chestnut Mountain:

No recent snow reports

No recent snow reports

Chestnut Mountain Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:17 Mar 2026
Snow AlertsCreate Alert
Other resorts in USA - Illinois are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of June has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.


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