Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 25

Waxing Crescent 27%

11:46

20:41

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:12, Set: 16:12, Transit: 11:42. Moon - Rise: 11:46, Set: 20:41. Civil Dark: 16:46 - 06:38. Nautical Dark: 17:23 - 06:01. Astro Dark: 17:59 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
79
91
93
98
100
100
100
100
100
100
100
100
100
100
100
99
96
100

Low Clouds (% Sky Obscured)

37
40
56
85
81
35
30
53
37
57
70
71
69
50
48
51
41
58
89
89
91
85
94
100

Medium Clouds (% Sky Obscured)

100
100
100
100
99
100
79
80
86
38
51
49
85
87
100
100
100
100
100
100
84
98
86
99

High Clouds (% Sky Obscured)

100
100
100
100
55
61
30
0
66
95
100
100
100
100
100
98
77
45
29
1
4
27
81
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
4
3
2
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
None
None
None
None
Very Light Rain

Precipitation Probability (%)

0
0
0
19
17
8
2
0
0
0
0
0
0
0
1
12
23
39
43
42
44
45
46
60

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0
0
0
0
0.3

Wind Speed/Direction (mph)

6
5
3
1
2
1
3
4
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

0
0
-1
0
1
2
2
3
3
2
1
1
1
0
0
-0
-0
0
-1
0
0
-0
0
0

Feels Like (°C)

-3
-3
-3
-2
-2
-0
-0
-0
0
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-2
-2
-3
-3
-3

Dew Point (°C)

-1
-1
-2
-2
-1
-1
0
1
1
1
1
1
0
-0
-1
-1
-1
-0
-1
0
0
-1
-0
-0

Relative Humidity (%)

94
94
92
88
86
86
85
86
89
96
98
98
98
96
96
96
98
98
100
100
100
98
98
98

Pressure (mb)

1019
1019
1020
1019
1019
1019
1018
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1010

Ozone (du)

297
297
298
298
298
298
297
299
299
297
295
294
295
296
299
300
297
294
293
293
294
296
296
295

Wednesday 26

Waxing Crescent 36%

12:11

21:54

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:13, Set: 16:11, Transit: 11:42. Moon - Rise: 12:11, Set: 21:54. Civil Dark: 16:45 - 06:39. Nautical Dark: 17:23 - 06:02. Astro Dark: 17:59 - 05:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
91
94
90
88

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
99
100
93
89
81
86
84

Medium Clouds (% Sky Obscured)

100
100
98
92
96
70
96
97
87
68
60
72
100
100
90
93
100
100
100
65
0
11
1
30

High Clouds (% Sky Obscured)

94
67
60
55
1
4
0
95
100
100
100
100
54
10
30
25
25
20
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
7
9
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
9
9
8
2
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
6
7
62
1
63
4
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Very Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
Light Rain
Frozen rai
Light Rain
Light Rain
Light Rain
Light Rain
Snow
None
None
None
None
None

Precipitation Probability (%)

77
63
42
43
39
46
80
95
71
40
39
50
91
95
95
95
95
95
55
17
13
18
22
29

Precipitation Amount (mm)

0.5
0.3
0
0
0
0
0.4
1
0.4
0
0
0
0.5
1.4
0.7
1.6
2
0.9
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
4
5
5
5
5
4
4
5
5
5
6
5
5
4
6
7
8
8
10
10
10
9

Chance of Frost

Temperature (°C)

0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
1
0
-1
-2
-2

Feels Like (°C)

-2
-3
-3
-3
-3
-3
-3
-3
-3
-3
-2
-2
-2
-3
-3
-2
-3
-3
-5
-4
-4
-6
-6
-7

Dew Point (°C)

0
0
0
0
1
0
0
1
0
0
1
1
1
0
1
1
1
1
-2
-2
-2
-3
-3
-3

Relative Humidity (%)

98
98
98
96
98
96
98
100
98
98
100
100
100
98
98
98
98
98
84
86
89
84
87
96

Pressure (mb)

1010
1010
1009
1009
1008
1007
1006
1006
1005
1004
1004
1003
1002
1001
1000
1000
999
999
999
999
998
998
998
998

Ozone (du)

294
294
295
295
296
298
298
299
302
304
306
307
309
309
313
315
319
324
332
340
345
348
355
363

Thursday 27

Waxing Crescent 47%

12:31

23:07

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:15, Set: 16:11, Transit: 11:43. Moon - Rise: 12:31, Set: 23:07. Civil Dark: 16:45 - 06:41. Nautical Dark: 17:22 - 06:03. Astro Dark: 17:59 - 05:28

Total Clouds (% Sky Obscured)

86
93
100
100
100
100
100
99
100
100
100
100
100
99
99
99
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

81
91
100
100
100
100
99
96
89
87
84
77
89
86
87
87
92
89
87
89
94
96
95
93

Medium Clouds (% Sky Obscured)

5
2
11
25
53
16
52
49
97
87
100
100
98
86
80
82
75
96
100
100
100
100
100
99

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
3
20

ISS Passover

Visibility (miles)

0
0
0
0
0
0
2
2
2
2
2
0
2
4
4
1
0
0
0
0
0
0
0
1

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
Snow
None
None
None
None
Snow
None
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

27
38
46
51
58
53
43
42
42
34
33
30
36
29
33
36
34
40
31
36
40
42
40
30

Precipitation Amount (mm)

0
0.1
0.2
0.2
0.3
0.3
0.2
0.1
0.2
0.1
0
0
0.1
0
0
0
0
0.1
0
0.1
0.1
0.2
0.2
0

Wind Speed/Direction (mph)

8
9
8
9
9
10
10
10
9
10
9
8
8
8
8
8
8
8
8
7
7
7
8
8

Chance of Frost

Temperature (°C)

-3
-3
-3
-2
-2
-2
-1
-1
-2
-2
-2
-2
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-5

Feels Like (°C)

-7
-7
-8
-7
-7
-7
-7
-7
-7
-6
-7
-6
-7
-8
-7
-8
-8
-8
-9
-9
-8
-9
-9
-9

Dew Point (°C)

-3
-4
-4
-3
-3
-3
-3
-3
-4
-3
-3
-3
-4
-4
-4
-4
-4
-5
-5
-5
-5
-5
-5
-6

Relative Humidity (%)

96
92
94
96
94
92
87
87
86
87
89
96
91
91
91
91
92
92
92
92
94
92
94
92

Pressure (mb)

998
998
998
997
997
997
996
996
996
996
996
996
996
996
996
996
995
995
995
995
995
995
995
995

Ozone (du)

371
376
378
380
380
377
378
380
382
380
377
378
378
379
380
380
380
381
381
381
380
378
377
375

Friday 28

First Quarter 58%

12:49

00:21

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:16, Set: 16:10, Transit: 11:43. Moon - Rise: 12:49, Set: 00:21. Civil Dark: 16:44 - 06:42. Nautical Dark: 17:22 - 06:04. Astro Dark: 17:58 - 05:29

Total Clouds (% Sky Obscured)

100
99
99
99
97
96
94
96
97
98
97
96
96
97
98
93
98
99
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

92
88
90
93
93
93
90
95
93
90
92
91
93
94
95
89
92
98
99
99
99
99
96
94

Medium Clouds (% Sky Obscured)

99
97
96
94
91
89
87
89
90
92
88
55
56
46
39
32
53
96
98
99
99
100
92
84

High Clouds (% Sky Obscured)

7
17
14
17
32
34
49
39
50
2
5
3
0
0
0
0
22
66
86
54
45
33
22
10

ISS Passover

Visibility (miles)

6
5
1
0
0
3
3
1
1
2
1
6
8
1
0
1
2
7
7
3
1
2
3
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

27
33
32
31
29
31
29
29
26
17
15
11
21
19
12
17
9
10
12
15
23
19
18
17

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
8
9
10
11
12
12
12
13
13
14
14
14
13
14
14
14
13
12
12
13
12
12

Chance of Frost

Temperature (°C)

-5
-5
-5
-4
-5
-4
-4
-4
-5
-5
-5
-6
-7
-7
-7
-8
-8
-7
-8
-8
-8
-8
-8
-8

Feels Like (°C)

-10
-10
-10
-9
-9
-10
-10
-10
-11
-11
-12
-12
-13
-13
-14
-14
-15
-14
-15
-14
-13
-14
-14
-14

Dew Point (°C)

-6
-6
-6
-6
-6
-7
-7
-7
-7
-7
-7
-8
-9
-9
-9
-10
-10
-10
-10
-10
-10
-10
-10
-10

Relative Humidity (%)

89
89
90
90
89
84
82
84
84
85
85
84
82
83
87
85
85
83
82
83
85
83
83
83

Pressure (mb)

996
996
997
997
998
999
999
1000
1001
1002
1003
1005
1006
1007
1009
1010
1011
1012
1013
1013
1015
1016
1017
1018

Ozone (du)

373
368
365
364
365
363
363
361
360
357
352
350
351
348
347
347
346
348
349
350
350
348
347
348

Saturday 29

Waxing Gibbous 68%

13:06

01:37

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 OK
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:17, Set: 16:10, Transit: 11:43. Moon - Rise: 13:06, Set: 01:37. Civil Dark: 16:44 - 06:43. Nautical Dark: 17:22 - 06:05. Astro Dark: 17:58 - 05:30

Total Clouds (% Sky Obscured)

95
90
87
87
89
93
96
97
99
94
37
30
96
97
99
100
100
100
100
98
94
88
86
91

Low Clouds (% Sky Obscured)

87
84
79
79
82
85
90
92
94
92
37
25
42
41
43
46
49
50
51
56
60
69
56
37

Medium Clouds (% Sky Obscured)

74
36
15
0
0
0
0
0
0
2
2
2
30
22
19
19
53
78
100
91
83
75
83
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
3
11
64
64
65
50
19
14
19
10
10
5
12
20

ISS Passover

Visibility (miles)

9
7
4
7
9
9
9
9
7
8
9
9
6
6
7
8
9
9
9
9
8
7
5
4

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
12
9
3
6
5
11
4
17
1
1
1
0
2
3
3
3
2
0
1
3
2
19
26

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
12
12
12
12
11
11
10
9
8
6
5
5
5
5
5
5
5
6
5
4
4
4

Chance of Frost

Temperature (°C)

-9
-9
-9
-8
-8
-7
-7
-6
-6
-7
-8
-8
-9
-9
-9
-9
-9
-9
-10
-10
-10
-10
-10
-10

Feels Like (°C)

-15
-14
-15
-14
-13
-12
-13
-12
-12
-12
-12
-10
-11
-13
-13
-13
-13
-14
-14
-15
-13
-14
-13
-14

Dew Point (°C)

-11
-11
-11
-10
-10
-10
-11
-10
-10
-9
-10
-10
-10
-10
-10
-10
-10
-10
-11
-11
-11
-11
-11
-11

Relative Humidity (%)

83
85
87
85
82
77
73
73
77
80
85
88
92
92
92
92
92
92
90
90
90
90
92
90

Pressure (mb)

1019
1020
1021
1022
1023
1024
1024
1025
1025
1026
1027
1028
1029
1030
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

354
357
357
357
356
354
351
347
345
342
340
342
340
342
342
342
342
344
347
350
350
351
352
353

Sunday 30

Waxing Gibbous 79%

13:24

02:57

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 07:18, Set: 16:09, Transit: 11:44. Moon - Rise: 13:24, Set: 02:57. Civil Dark: 16:43 - 06:44. Nautical Dark: 17:21 - 06:06. Astro Dark: 17:58 - 05:31

Total Clouds (% Sky Obscured)

99
92
84
75
77
78
80
84
88
92
91
89
93
96
98
100
98
97
96
95
94
94
96
98

Low Clouds (% Sky Obscured)

10
0
0
0
11
21
32
47
61
75
76
77
78
74
70
81
87
86
87
87
86
88
89
90

Medium Clouds (% Sky Obscured)

99
92
84
75
73
70
68
65
62
57
45
33
11
3
2
3
4
5
6
9
12
18
44
68

High Clouds (% Sky Obscured)

23
15
8
0
0
1
0
1
2
1
1
1
0
9
20
26
24
22
20
32
45
57
73
86

ISS Passover

Visibility (miles)

2
0
1
1
1
1
1
1
1
1
1
4
6
8
5
3
1
1
2
3
3
3
3
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow

Precipitation Probability (%)

32
37
41
43
43
42
40
38
33
23
23
21
15
15
14
11
13
13
10
11
12
13
36
50

Precipitation Amount (mm)

0
0
0
0
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2

Wind Speed/Direction (mph)

4
4
4
4
5
5
5
6
6
5
4
4
5
5
5
5
4
5
5
5
5
5
5
6

Chance of Frost

Temperature (°C)

-10
-11
-10
-9
-8
-7
-6
-5
-5
-6
-6
-6
-6
-6
-6
-6
-6
-6
-6
-5
-6
-6
-6
-5

Feels Like (°C)

-14
-15
-14
-13
-13
-12
-12
-12
-10
-10
-10
-10
-10
-10
-9
-9
-9
-9
-9
-9
-10
-9
-9
-9

Dew Point (°C)

-11
-12
-11
-10
-9
-8
-8
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6
-6
-6
-7
-7
-6
-6

Relative Humidity (%)

92
90
88
90
88
87
87
87
90
90
92
92
92
90
92
94
96
96
96
96
94
94
94
94

Pressure (mb)

1031
1031
1031
1031
1031
1030
1030
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1028
1027
1027
1026
1026

Ozone (du)

355
356
356
355
355
355
356
356
358
359
361
359
358
356
359
361
363
363
364
365
363
362
361
359

Monday 1

Waxing Gibbous 88%

13:44

04:21

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 07:19, Set: 16:09, Transit: 11:44. Moon - Rise: 13:44, Set: 04:21. Civil Dark: 16:43 - 06:45. Nautical Dark: 17:21 - 06:07. Astro Dark: 17:57 - 05:32

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
98
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

92
94
97
96
96
97
100
97
95
92
92
94
96
94
92
90
84
79
73

Medium Clouds (% Sky Obscured)

93
95
96
96
98
99
100
91
84
76
57
39
20
25
30
44
72
77
73

High Clouds (% Sky Obscured)

99
99
100
100
100
100
100
82
51
26
44
70
100
90
79
70
79
90
100

ISS Passover

Visibility (miles)

4
4
5
5
6
4
2
1
0
0
0
0
0
0
3
6
8
6
4

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

61
65
69
72
93
95
95
95
95
92
83
75
64
56
45
25
23
21
14

Precipitation Amount (mm)

0.3
0.3
0.4
0.4
0.6
0.9
1.7
1.4
1
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
0

Wind Speed/Direction (mph)

6
7
8
8
9
9
9
9
8
7
7
6
6
5
6
7
9
9
9

Chance of Frost

Temperature (°C)

-5
-5
-4
-4
-4
-3
-3
-3
-3
-3
-2
-2
-2
-2
-3
-4
-5
-6
-8

Feels Like (°C)

-9
-9
-8
-8
-8
-8
-8
-8
-7
-7
-6
-6
-6
-6
-7
-7
-7
-7
-8

Dew Point (°C)

-6
-6
-5
-5
-5
-5
-5
-4
-4
-4
-3
-3
-3
-3
-4
-5
-6
-7
-10

Relative Humidity (%)

94
92
92
89
89
89
91
91
94
94
96
96
96
96
96
94
94
92
87

Pressure (mb)

1025
1024
1023
1022
1020
1019
1017
1016
1015
1015
1014
1014
1014
1014
1015
1016
1016
1017
1019

Ozone (du)

358
357
359
362
364
363
362
361
360
359
358
357
356
355
357
359
361
360
360

Forecast for Lac-Saint-Louis, Lanaudière, Canada (46.57,-73.80)

Generated: 25/11/25 06:18:37. Forecast: 25/11/25 to 01/12/25. Timezone: UTC-5.00