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Weather Mount Greylock – South Williamstown (ski weather/mountain weather)

Weather report for the ski resort Mount Greylock – South Williamstown

yesterday today tomorrow

Weather forecast (ski/mountain weather)

Fri
5 Dec
Sat
6 Dec
Sun
7 Dec
Mon
8 Dec
Tue
9 Dec
Wed
10 Dec
Thu
11 Dec

Friday, 05. December 2025

Saturday, 06. December 2025

Sunday, 07. December 2025

Monday, 08. December 2025

Tuesday, 09. December 2025

Wednesday, 10. December 2025

Thursday, 11. December 2025

Weather
Weather
Weather
Weather
Weather
Weather
Weather
Mtn. 481m
Temperature
Base 387
Temperature
1 AM ​
-17°C

-16°C
4 AM ​
-18°C

-17°C
7 AM ​
-18°C

-17°C
10 AM ​
-10°C

-9°C
1 PM ​
-6°C

-5°C
4 PM ​
-8°C

-7°C
7 PM ​
-11°C

-10°C
10 PM ​
-11°C

-10°C
Period of
sunshine
5.5 hours
1 AM ​
-11°C

-10°C
4 AM ​
-9°C

-8°C
7 AM ​
-7°C

-6°C
10 AM ​
-1°C

0°C
1 PM ​
1°C

2°C
4 PM ​
-2°C

-1°C
7 PM ​
-6°C

-5°C
10 PM ​
-3°C

-2°C
Period of
sunshine
2 hours
1 AM ​
-3°C

-2°C
4 AM ​
-3°C

-2°C
7 AM ​
-5°C

-4°C
10 AM ​
-1°C

0°C
1 PM ​
0°C

1°C
4 PM ​
-2°C

-1°C
7 PM ​
-4°C

-3°C
10 PM ​
-2°C

-1°C
Period of
sunshine
2 hours
1 AM ​
-3°C

-2°C
4 AM ​
-4°C

-3°C
7 AM ​
-10°C

-9°C
10 AM ​
-10°C

-9°C
1 PM ​
-9°C

-8°C
4 PM ​
-11°C

-10°C
7 PM ​
-14°C

-13°C
10 PM ​
-14°C

-13°C
Period of
sunshine
5.5 hours
1 AM ​
-15°C

-14°C
4 AM ​
-15°C

-14°C
7 AM ​
-16°C

-15°C
10 AM ​
-8°C

-7°C
1 PM ​
-6°C

-5°C
4 PM ​
-8°C

-7°C
7 PM ​
-7°C

-6°C
10 PM ​
-7°C

-6°C
Period of
sunshine
2.5 hours
1 AM ​
-5°C

-4°C
4 AM ​
-4°C

-3°C
7 AM ​
-3°C

-2°C
10 AM ​
-1°C

0°C
1 PM ​
1°C

2°C
4 PM ​
0°C

1°C
7 PM ​
1°C

2°C
10 PM ​
0°C

1°C
Period of
sunshine
2.5 hours
1 AM ​
0°C

1°C
4 AM ​
0°C

1°C
7 AM ​
0°C

1°C
10 AM ​
0°C

1°C
1 PM ​
0°C

1°C
4 PM ​
-1°C

0°C
7 PM ​
-3°C

-2°C
10 PM ​
-2°C

-1°C
Period of
sunshine
2 hours
Weather
Weather
Weather
Weather
Weather
Weather
Weather
1 AM ​ 4 AM ​ 7 AM ​ 10 AM ​ 1 PM ​ 4 PM ​ 7 PM ​ 10 PM ​
Mtn.
481m
Temperature -17°C -18°C -18°C -10°C -6°C -8°C -11°C -11°C
Base
387m
Temperature -16°C -17°C -17°C -9°C -5°C -7°C -10°C -10°C
Period of sunshine 5.5 hours
Mtn.
481m
Temperature -11°C -9°C -7°C -1°C 1°C -2°C -6°C -3°C
Base
387m
Temperature -10°C -8°C -6°C 0°C 2°C -1°C -5°C -2°C
Period of sunshine 2 hours
Mtn.
481m
Temperature -3°C -3°C -5°C -1°C 0°C -2°C -4°C -2°C
Base
387m
Temperature -2°C -2°C -4°C 0°C 1°C -1°C -3°C -1°C
Period of sunshine 2 hours
Mtn.
481m
Temperature -3°C -4°C -10°C -10°C -9°C -11°C -14°C -14°C
Base
387m
Temperature -2°C -3°C -9°C -9°C -8°C -10°C -13°C -13°C
Period of sunshine 5.5 hours
Mtn.
481m
Temperature -15°C -15°C -16°C -8°C -6°C -8°C -7°C -7°C
Base
387m
Temperature -14°C -14°C -15°C -7°C -5°C -7°C -6°C -6°C
Period of sunshine 2.5 hours
Mtn.
481m
Temperature -5°C -4°C -3°C -1°C 1°C 0°C 1°C 0°C
Base
387m
Temperature -4°C -3°C -2°C 0°C 2°C 1°C 2°C 1°C
Period of sunshine 2.5 hours
Mtn.
481m
Temperature 0°C 0°C 0°C 0°C 0°C -1°C -3°C -2°C
Base
387m
Temperature 1°C 1°C 1°C 1°C 1°C 0°C -2°C -1°C
Period of sunshine 2 hours
Precipitation 1 AM ​ 4 AM ​ 7 AM ​ 10 AM ​ 1 PM ​ 4 PM ​ 7 PM ​ 10 PM ​
Chance of
precipitation
5 % 40 % 15 % 10 % 10 % 20 % 20 % 15 %
Precipitation
quantity
- - - - - - - -
Snow
line
0 m 0 m 0 m 0 m 0 m 0 m 0 m 0 m
New snow
Mtn. 481m
Base 387m

-
-

-
-

-
-

-
-

-
-

-
-

-
-

-
-
Humidity
83 %

92 %

89 %

49 %

47 %

75 %

91 %

93 %
Pressure in hPa 1027 1028 1029 1027 1022 1021 1021 1019
Chance of
precipitation
15 % 20 % 20 % 20 % 20 % 20 % 15 % 15 %
Precipitation
quantity
- - - - - - - -
Snow
line
0 m 0 m 0 m 0 m 284 m 0 m 0 m 0 m
New snow
Mtn. 481m
Base 387m

-
-

-
-

-
-

-
-

-
-

-
-

-
-

-
-
Humidity
98 %

99 %

99 %

85 %

78 %

94 %

99 %

93 %
Pressure in hPa 1017 1016 1015 1014 1011 1012 1014 1014
Chance of
precipitation
15 % 20 % 20 % 20 % 20 % 20 % 20 % 85 %
Precipitation
quantity
- - - - - - - <1 l /m²
Snow
line
0 m 0 m 0 m 0 m 238 m 0 m 0 m 0 m
New snow
Mtn. 481m
Base 387m

-
-

-
-

-
-

-
-

-
-

-
-

-
-

<1 cm
<1 cm
Humidity
92 %

92 %

97 %

84 %

72 %

94 %

97 %

97 %
Pressure in hPa 1015 1016 1018 1020 1017 1017 1017 1014
Chance of
precipitation
85 % 85 % 15 % 15 % 10 % 0 % 10 % 15 %
Precipitation
quantity
<1 l /m² <1 l /m² - - - - - -
Snow
line
0 m 0 m 0 m 0 m 0 m 0 m 0 m 0 m
New snow
Mtn. 481m
Base 387m

<1 cm
<1 cm

<1 cm
<1 cm

-
-

-
-

-
-

-
-

-
-

-
-
Humidity
97 %

90 %

85 %

74 %

58 %

66 %

89 %

87 %
Pressure in hPa 1012 1013 1019 1022 1022 1023 1026 1027
Chance of
precipitation
10 % 40 % 20 % 20 % 20 % 10 % 20 % 20 %
Precipitation
quantity
- - - - - - - -
Snow
line
0 m 0 m 0 m 0 m 0 m 0 m 0 m 0 m
New snow
Mtn. 481m
Base 387m

-
-

-
-

-
-

-
-

-
-

-
-

-
-

-
-
Humidity
91 %

91 %

92 %

51 %

49 %

67 %

70 %

69 %
Pressure in hPa 1026 1026 1026 1024 1020 1019 1018 1017
Chance of
precipitation
20 % 20 % 20 % 15 % 20 % 20 % 20 % 85 %
Precipitation
quantity
- - - - - - - <1 l /m²
Snow
line
0 m 0 m 0 m 86 m 347 m 387 m 436 m 192 m
New snow
Mtn. 481m
Base 387m

-
-

-
-

-
-

-
-

-
-

-
-

-
-

<1 cm
<1 cm
Humidity
67 %

67 %

73 %

71 %

62 %

69 %

81 %

95 %
Pressure in hPa 1015 1014 1013 1010 1006 1004 1002 999
Chance of
precipitation
85 % 85 % 85 % 15 % 85 % 85 % 20 % 20 %
Precipitation
quantity
2  l /m² <1 l /m² <1 l /m² - <1 l /m² <1 l /m² - -
Snow
line
163 m 244 m 99 m 189 m 16 m 0 m 0 m 0 m
New snow
Mtn. 481m
Base 387m

2 cm
2 cm

<1 cm
<1 cm

<1 cm
<1 cm

-
-

<1 cm
<1 cm

<1 cm
<1 cm

-
-

-
-
Humidity
97 %

96 %

87 %

79 %

90 %

83 %

94 %

95 %
Pressure in hPa 997 997 997 1000 1002 1005 1007 1006
Wind 1 AM ​ 4 AM ​ 7 AM ​ 10 AM ​ 1 PM ​ 4 PM ​ 7 PM ​ 10 PM ​
Mtn. 481m
Ø in km/h
Max in km/h
NW
14
14
W-S-W
7
7
W-S-W
4
4
S-S-W
11
14
S-S-W
22
25
SW
14
14
S-S-W
11
11
S-S-W
7
7
Base 387m
Ø in km/h
Max in km/h
NW
14
14
W-S-W
7
7
W-S-W
4
4
S-S-W
11
14
S-S-W
22
25
SW
14
14
S-S-W
11
11
S-S-W
7
7
Mtn. 481m
Ø in km/h
Max in km/h
S-S-W
7
7
SW
4
4
S-S-W
4
7
SW
14
29
SW
29
29
W-S-W
22
22
W
7
11
W-N-W
22
36
Base 387m
Ø in km/h
Max in km/h
S-S-W
7
7
SW
4
4
S-S-W
4
7
SW
14
29
SW
29
29
W-S-W
22
22
W
7
11
W-N-W
22
36
Mtn. 481m
Ø in km/h
Max in km/h
W-N-W
22
36
W-N-W
22
32
W-N-W
11
14
W
11
11
NW
4
4
S-S-W
7
7
S
4
4
SW
4
14
Base 387m
Ø in km/h
Max in km/h
W-N-W
22
36
W-N-W
22
32
W-N-W
11
14
W
11
11
NW
4
4
S-S-W
7
7
S
4
4
SW
4
14
Mtn. 481m
Ø in km/h
Max in km/h
W-S-W
25
25
NW
40
43
NW
32
43
NW
32
43
N-N-W
32
40
N-N-W
22
36
NW
14
14
NW
7
7
Base 387m
Ø in km/h
Max in km/h
W-S-W
25
25
NW
40
43
NW
32
43
NW
32
43
N-N-W
32
40
N-N-W
22
36
NW
14
14
NW
7
7
Mtn. 481m
Ø in km/h
Max in km/h
W-N-W
11
11
W-N-W
7
7
W-S-W
7
7
SW
11
14
SW
29
32
SW
29
40
SW
29
43
SW
25
40
Base 387m
Ø in km/h
Max in km/h
W-N-W
11
11
W-N-W
7
7
W-S-W
7
7
SW
11
14
SW
29
32
SW
29
40
SW
29
43
SW
25
40
Mtn. 481m
Ø in km/h
Max in km/h
SW
22
40
SW
22
43
S-S-W
40
50
S-S-W
47
58
S-S-W
54
65
S-S-W
43
54
S-S-W
43
50
S-S-W
29
40
Base 387m
Ø in km/h
Max in km/h
SW
22
40
SW
22
43
S-S-W
40
50
S-S-W
47
58
S-S-W
54
65
S-S-W
43
54
S-S-W
43
50
S-S-W
29
40
Mtn. 481m
Ø in km/h
Max in km/h
SW
32
36
SW
29
32
W
47
47
W
47
54
W
40
47
W
50
58
W-S-W
29
32
W-S-W
22
22
Base 387m
Ø in km/h
Max in km/h
SW
32
36
SW
29
32
W
47
47
W
47
54
W
40
47
W
50
58
W-S-W
29
32
W-S-W
22
22
Wind Mtn. 481m
Ø in km/h
Max in km/h
Base 387m
Ø in km/h
Max in km/h
1 AM ​ NW
14
14
NW
14
14
4 AM ​ W-S-W
7
7
W-S-W
7
7
7 AM ​ W-S-W
4
4
W-S-W
4
4
10 AM ​ S-S-W
11
14
S-S-W
11
14
1 PM ​ S-S-W
22
25
S-S-W
22
25
4 PM ​ SW
14
14
SW
14
14
7 PM ​ S-S-W
11
11
S-S-W
11
11
10 PM ​ S-S-W
7
7
S-S-W
7
7
1 AM ​ S-S-W
7
7
S-S-W
7
7
4 AM ​ SW
4
4
SW
4
4
7 AM ​ S-S-W
4
7
S-S-W
4
7
10 AM ​ SW
14
29
SW
14
29
1 PM ​ SW
29
29
SW
29
29
4 PM ​ W-S-W
22
22
W-S-W
22
22
7 PM ​ W
7
11
W
7
11
10 PM ​ W-N-W
22
36
W-N-W
22
36
1 AM ​ W-N-W
22
36
W-N-W
22
36
4 AM ​ W-N-W
22
32
W-N-W
22
32
7 AM ​ W-N-W
11
14
W-N-W
11
14
10 AM ​ W
11
11
W
11
11
1 PM ​ NW
4
4
NW
4
4
4 PM ​ S-S-W
7
7
S-S-W
7
7
7 PM ​ S
4
4
S
4
4
10 PM ​ SW
4
14
SW
4
14
1 AM ​ W-S-W
25
25
W-S-W
25
25
4 AM ​ NW
40
43
NW
40
43
7 AM ​ NW
32
43
NW
32
43
10 AM ​ NW
32
43
NW
32
43
1 PM ​ N-N-W
32
40
N-N-W
32
40
4 PM ​ N-N-W
22
36
N-N-W
22
36
7 PM ​ NW
14
14
NW
14
14
10 PM ​ NW
7
7
NW
7
7
1 AM ​ W-N-W
11
11
W-N-W
11
11
4 AM ​ W-N-W
7
7
W-N-W
7
7
7 AM ​ W-S-W
7
7
W-S-W
7
7
10 AM ​ SW
11
14
SW
11
14
1 PM ​ SW
29
32
SW
29
32
4 PM ​ SW
29
40
SW
29
40
7 PM ​ SW
29
43
SW
29
43
10 PM ​ SW
25
40
SW
25
40
1 AM ​ SW
22
40
SW
22
40
4 AM ​ SW
22
43
SW
22
43
7 AM ​ S-S-W
40
50
S-S-W
40
50
10 AM ​ S-S-W
47
58
S-S-W
47
58
1 PM ​ S-S-W
54
65
S-S-W
54
65
4 PM ​ S-S-W
43
54
S-S-W
43
54
7 PM ​ S-S-W
43
50
S-S-W
43
50
10 PM ​ S-S-W
29
40
S-S-W
29
40
1 AM ​ SW
32
36
SW
32
36
4 AM ​ SW
29
32
SW
29
32
7 AM ​ W
47
47
W
47
47
10 AM ​ W
47
54
W
47
54
1 PM ​ W
40
47
W
40
47
4 PM ​ W
50
58
W
50
58
7 PM ​ W-S-W
29
32
W-S-W
29
32
10 PM ​ W-S-W
22
22
W-S-W
22
22
Astronomical data
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:35
07:07
16:19
16:51
Moonrise:
Moonset:
16:43
08:14
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:36
07:08
16:19
16:51
Moonrise:
Moonset:
17:56
09:19
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:36
07:09
16:19
16:51
Moonrise:
Moonset:
19:14
10:09
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:37
07:10
16:19
16:51
Moonrise:
Moonset:
20:32
10:47
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:38
07:10
16:19
16:51
Moonrise:
Moonset:
21:46
11:17
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:39
07:11
16:19
16:51
Moonrise:
Moonset:
22:55
11:40
Twilight begin:
Sunrise:
Sunset:
Twilight end:
06:40
07:12
16:19
16:51
Moonrise:
Moonset:
-
12:00
Fri
5 Dec
Sat
6 Dec
Sun
7 Dec
Mon
8 Dec
Tue
9 Dec
Wed
10 Dec
Thu
11 Dec

Weather Mount Greylock – South Williamstown / ski weather & mountain weather Mount Greylock – South Williamstown
Source www.wetter.net

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