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Lat Long: 42.42° N 90.37° W
Ski USA - Illinois

Chestnut Mountain Snow Forecast

Weather Forecast for Chestnut Mountain at 317m altitude

Issued: 12 am 20 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Light rain (total 2.0mm), mostly falling on Fri afternoon. Very mild (max 15°C on Wed afternoon, min 6°C on Wed night). Wind will be generally light.

Days 5-7 weather summary:

Light rain (total 5.0mm), mostly falling on Sat night. Warm (max 25°C on Mon afternoon, min 11°C on Fri night). Wind will be generally light.

Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
cloud
light rain
rain showers
clear
clear
clear
some clouds
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
light rain
cloudy
light rain
rain shwrs
clear
clear
clear
km/h
10
NW
15
NNE
10
NNE
10
E
15
ENE
15
ENE
15
E
20
E
20
E
15
E
15
SE
10
S
5
WSW
20
WNW
15
W
5
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
1
1
3
 max °C
10
13
15
10
14
15
10
14
15
13
18
20
18
20
22
18
 min °C
7
11
14
6
10
14
9
12
14
11
15
20
14
18
22
16
5
9
14
4
8
12
7
10
13
10
14
20
13
18
22
16
74
57
53
79
59
65
67
63
75
83
84
79
91
70
52
72
3700
3100
2900
2950
2500
3150
3450
3450
3300
3350
3600
3950
3650
3500
3600
3600
Sea lvl1000m2000m3000m4000m5000m
91215812151013151217201619221791416813159141512182116202316
Sunrise
5:35
5:33
5:33
5:33
5:31
Sunset
8:21
8:21
8:22
8:22
8:23

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)


Snow History

Week 3 of May 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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