Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 93%

13:55

07:43

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:47, Set: 16:21, Transit: 12:35. Moon - Rise: 13:55, Set: 07:43. Civil Dark: 17:04 - 08:05. Nautical Dark: 17:49 - 07:19. Astro Dark: 18:32 - 06:37

Total Clouds (% Sky Obscured)

100
100
100
95
97
96
92
94
94
99
96
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

93
88
92
89
94
87
81
85
89
98
89
88
100
99
97
95
97
95
87
86
91
94
94
96

Medium Clouds (% Sky Obscured)

100
98
100
73
93
94
80
86
83
61
35
71
82
69
91
96
96
96
99
100
100
100
100
100

High Clouds (% Sky Obscured)

86
30
63
10
89
78
74
85
85
9
53
47
34
53
42
76
44
72
80
86
56
76
86
55

ISS Passover

Visibility (miles)

1
3
3
3
1
0
0
4
2
3
5
3
1
1
1
1
1
2
3
3
3
2
1
1

Fog (%)

8
8
0
0
0
0
0
0
0
1
1
1
0
0
0
0
0
1
1
1
1
0
0
0

Precipitation Type

Frozen rai
Frozen rai
Snow
None
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow

Precipitation Probability (%)

73
95
95
44
65
63
37
14
2
2
5
1
19
1
1
7
14
10
23
38
48
45
47
44

Precipitation Amount (mm)

0.4
1
1.5
0
0.2
0.3
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.1
0.2
0.1

Wind Speed/Direction (mph)

5
2
3
5
2
2
2
2
3
3
3
3
4
5
4
5
6
6
6
6
7
7
7
8

Chance of Frost

Temperature (°C)

-11
-10
-10
-8
-8
-7
-7
-7
-8
-8
-8
-9
-11
-10
-11
-12
-12
-13
-13
-13
-13
-12
-12
-12

Feels Like (°C)

-15
-15
-14
-12
-10
-10
-10
-11
-11
-11
-11
-12
-15
-14
-15
-16
-16
-18
-18
-18
-17
-17
-17
-17

Dew Point (°C)

-12
-11
-11
-8
-8
-8
-8
-8
-9
-9
-9
-10
-12
-11
-12
-13
-14
-15
-15
-15
-14
-14
-14
-14

Relative Humidity (%)

90
92
94
94
94
92
94
94
94
94
92
94
90
92
90
90
88
86
86
86
86
86
86
84

Pressure (mb)

1018
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1019
1018
1019
1019
1020
1020
1020
1020
1020
1020
1019
1019

Ozone (du)

344
344
342
339
345
348
354
355
354
346
344
342
340
334
330
331
332
336
337
342
345
346
343
338

Thursday 1

Waxing Gibbous 98%

15:03

08:54

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:47, Set: 16:22, Transit: 12:35. Moon - Rise: 15:03, Set: 08:54. Civil Dark: 17:05 - 08:05. Nautical Dark: 17:50 - 07:19. Astro Dark: 18:33 - 06:37

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
99
100
100
99
100
100
100
100
96
97
97
99
100

Low Clouds (% Sky Obscured)

96
100
100
100
100
100
100
100
100
100
94
95
97
100
94
100
100
90
97
82
79
83
82
80

Medium Clouds (% Sky Obscured)

99
100
100
99
100
100
95
99
92
90
98
95
97
100
96
99
90
100
99
79
81
82
91
100

High Clouds (% Sky Obscured)

60
79
88
77
51
45
51
98
75
82
28
14
73
100
74
93
60
100
100
59
42
45
44
25

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
1
10
20
23

Precipitation Type

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

Precipitation Probability (%)

47
61
59
56
54
53
50
48
48
44
56
57
54
59
64
69
62
61
51
40
37
44
42
36

Precipitation Amount (mm)

0.1
0.3
0.2
0.2
0.2
0.2
0.2
0.1
0.2
0.1
0.2
0.3
0.2
0.3
0.3
0.4
0.3
0.3
0.2
0.1
0
0.2
0.1
0

Wind Speed/Direction (mph)

7
7
7
7
7
7
7
7
7
7
7
7
6
6
7
6
6
6
6
6
6
5
5
5

Chance of Frost

Temperature (°C)

-13
-13
-13
-14
-14
-14
-14
-15
-15
-16
-16
-16
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17

Feels Like (°C)

-18
-18
-18
-19
-19
-19
-19
-19
-20
-20
-20
-21
-21
-21
-21
-21
-21
-21
-21
-22
-22
-21
-21
-21

Dew Point (°C)

-15
-15
-15
-15
-16
-16
-16
-17
-17
-17
-18
-18
-19
-19
-19
-19
-19
-19
-19
-20
-19
-19
-19
-19

Relative Humidity (%)

84
86
86
86
84
84
86
86
84
85
85
84
84
84
84
84
84
84
84
82
81
82
82
82

Pressure (mb)

1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1021
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

336
335
339
344
349
352
353
354
354
355
358
360
360
360
359
359
360
356
354
354
354
356
355
359

Friday 2

Waxing Gibbous 100%

15:03

09:42

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:47, Set: 16:24, Transit: 12:36. Moon - Rise: 15:03, Set: 09:42. Civil Dark: 17:06 - 08:04. Nautical Dark: 17:51 - 07:19. Astro Dark: 18:34 - 06:36

Total Clouds (% Sky Obscured)

99
93
96
100
99
98
99
95
100
100
100
99
98
98
98
98
98
96
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

85
87
85
86
89
75
77
67
66
55
77
82
76
82
84
85
86
89
96
100
100
100
100
100

Medium Clouds (% Sky Obscured)

95
62
82
100
94
78
81
74
82
86
87
90
85
86
88
84
81
73
53
63
66
72
74
83

High Clouds (% Sky Obscured)

30
4
2
0
5
50
43
24
94
75
75
25
31
3
0
0
0
4
76
8
8
12
31
54

ISS Passover

Visibility (miles)

0
0
0
0
1
1
1
1
2
2
2
3
3
6
3
1
0
0
0
0
1
1
1
2

Fog (%)

29
42
34
23
15
10
3
0
0
0
12
27
25
21
18
18
18
18
18
18
18
18
18
18

Precipitation Type

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

Precipitation Probability (%)

35
36
28
23
31
27
14
6
1
4
1
0
1
6
22
38
59
49
38
16
8
23
12
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-17
-17
-17
-18
-19
-20
-21
-22
-23
-23
-24
-24
-24
-24
-21
-20
-20
-20
-20
-20
-19
-19
-18
-18

Feels Like (°C)

-21
-22
-22
-22
-22
-23
-25
-26
-26
-27
-28
-28
-27
-29
-26
-25
-25
-25
-25
-24
-25
-24
-23
-23

Dew Point (°C)

-19
-19
-19
-20
-21
-22
-24
-24
-25
-26
-27
-27
-26
-27
-24
-23
-23
-22
-22
-22
-22
-21
-21
-21

Relative Humidity (%)

82
84
84
84
83
82
78
77
77
76
74
75
76
74
76
77
79
81
82
80
80
79
78
80

Pressure (mb)

1021
1022
1023
1023
1024
1025
1025
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1023
1022
1021
1020

Ozone (du)

359
362
364
368
370
366
364
361
355
351
347
342
340
341
341
342
344
349
352
355
356
355
355
355

Saturday 3

Full Moon 99%

16:31

10:12

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:46, Set: 16:25, Transit: 12:36. Moon - Rise: 16:31, Set: 10:12. Civil Dark: 17:07 - 08:04. Nautical Dark: 17:53 - 07:19. Astro Dark: 18:35 - 06:36

Total Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
94
88
84
85
84
82
87
91
95
97
98
98
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
98
97
95
97
98
100
92
84
77
78
78
78
80
81
84
91
86
95
98
97
95
94

Medium Clouds (% Sky Obscured)

92
99
93
96
100
100
100
100
78
56
33
35
33
30
39
44
56
56
39
25
40
80
100
87

High Clouds (% Sky Obscured)

77
100
94
70
100
100
100
100
90
80
65
60
50
45
50
57
67
67
68
23
72
74
76
84

ISS Passover

Visibility (miles)

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

Fog (%)

18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

Precipitation Type

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

Precipitation Probability (%)

15
16
20
24
29
39
43
50
51
51
53
52
60
85
82
70
46
27
13
19
16
24
23
24

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0.2
0.2
0.2
0.2
0.2
0.2
0.6
0.5
0.4
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-18
-19
-19
-20
-20
-20
-19
-19
-18
-18
-18
-18
-19
-19
-20
-20
-20
-20
-20
-20
-20
-19
-19
-18

Feels Like (°C)

-23
-24
-24
-25
-25
-25
-24
-24
-24
-24
-24
-24
-24
-24
-25
-25
-25
-25
-25
-25
-24
-24
-24
-23

Dew Point (°C)

-21
-21
-22
-22
-23
-22
-22
-21
-21
-20
-21
-21
-21
-21
-22
-22
-22
-22
-22
-22
-22
-22
-21
-21

Relative Humidity (%)

82
82
81
81
79
81
81
81
81
83
82
83
83
83
83
83
83
82
81
81
81
79
79
80

Pressure (mb)

1019
1019
1018
1018
1017
1017
1016
1015
1015
1015
1014
1014
1014
1015
1015
1015
1014
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

352
350
350
350
349
349
348
349
349
350
350
350
350
349
347
349
351
351
351
354
358
357
356
357

Sunday 4

Waning Gibbous 95%

18:05

10:31

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 08:46, Set: 16:26, Transit: 12:37. Moon - Rise: 18:05, Set: 10:31. Civil Dark: 17:08 - 08:04. Nautical Dark: 17:54 - 07:19. Astro Dark: 18:36 - 06:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
94
88
71
52
32
45
55
62
61
62
62
63
67
69
62
65
71
86

Low Clouds (% Sky Obscured)

90
84
82
75
71
53
39
28
26
27
29
45
55
62
61
62
62
63
67
69
62
65
71
67

Medium Clouds (% Sky Obscured)

38
40
56
39
63
87
94
49
44
18
9
7
9
14
8
4
0
0
1
1
6
11
15
39

High Clouds (% Sky Obscured)

92
100
83
57
18
27
1
2
17
15
2
1
15
5
7
3
3
0
0
0
4
5
5
10

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
2
2
2
3
3

Fog (%)

18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

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 (%)

28
31
25
20
28
10
4
1
10
14
24
23
11
0
2
3
1
8
10
12
10
7
0
4

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)

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

Chance of Frost

Temperature (°C)

-19
-19
-20
-20
-20
-20
-21
-21
-22
-22
-22
-23
-23
-23
-24
-25
-25
-26
-25
-24
-23
-22
-21
-20

Feels Like (°C)

-23
-24
-24
-25
-25
-25
-26
-26
-27
-27
-27
-27
-27
-28
-28
-28
-29
-29
-30
-30
-31
-27
-26
-26

Dew Point (°C)

-21
-21
-22
-22
-23
-23
-23
-24
-24
-25
-25
-25
-26
-26
-27
-27
-28
-28
-27
-27
-26
-25
-24
-23

Relative Humidity (%)

81
82
83
82
79
80
78
80
78
79
78
78
77
77
76
77
76
76
76
76
77
78
78
78

Pressure (mb)

1016
1016
1016
1016
1017
1017
1017
1017
1018
1018
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017
1016

Ozone (du)

358
358
360
364
365
363
363
363
360
357
350
344
341
337
336
342
349
356
359
362
365
369
372
376

Monday 5

Waning Gibbous 88%

19:38

10:44

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

Sun - Rise: 08:45, Set: 16:27, Transit: 12:37. Moon - Rise: 19:38, Set: 10:44. Civil Dark: 17:10 - 08:03. Nautical Dark: 17:55 - 07:18. Astro Dark: 18:37 - 06:36

Total Clouds (% Sky Obscured)

93
99
97
96
96
98
100
100
70
40
10
44
83
98
98
98
98
97
96
92
95
96
97
91

Low Clouds (% Sky Obscured)

59
49
53
57
60
53
44
36
26
15
6
17
32
40
28
17
5
14
20
25
23
24
28
32

Medium Clouds (% Sky Obscured)

63
86
84
85
89
92
92
86
58
31
6
18
26
36
48
59
66
69
70
71
77
82
88
82

High Clouds (% Sky Obscured)

10
20
20
14
9
9
9
9
6
4
4
9
13
13
15
13
10
10
10
25
50
68
82
61

ISS Passover

Visibility (miles)

5
7
9
7
5
3
4
5
7
5
4
3
5
7
9
9
9
9
9
9
9
9
9
9

Fog (%)

18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

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 (%)

4
3
6
5
4
10
12
13
8
4
0
0
0
0
2
4
4
5
4
0
0
0
0
0

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)

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

Chance of Frost

Temperature (°C)

-21
-21
-21
-22
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-22
-22
-20
-18
-16
-14
-12
-10

Feels Like (°C)

-26
-25
-25
-25
-25
-25
-25
-25
-25
-27
-27
-28
-28
-28
-28
-27
-26
-26
-25
-25
-25
-19
-19
-18

Dew Point (°C)

-23
-23
-24
-25
-25
-26
-26
-25
-25
-25
-25
-25
-26
-26
-26
-25
-25
-24
-22
-21
-19
-17
-15
-13

Relative Humidity (%)

78
79
79
79
79
78
78
78
77
78
78
78
78
77
76
77
78
77
79
79
79
81
81
83

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013
1012
1011
1009
1008

Ozone (du)

371
366
361
361
361
362
365
368
371
368
366
363
364
366
367
364
361
358
354
350
345
347
349
350

Tuesday 6

Waning Gibbous 80%

21:04

10:54

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

Sun - Rise: 08:45, Set: 16:29, Transit: 12:38. Moon - Rise: 21:04, Set: 10:54. Civil Dark: 17:11 - 08:03. Nautical Dark: 17:56 - 07:18. Astro Dark: 18:38 - 06:36

Total Clouds (% Sky Obscured)

86
80
66
51
34
43
53
62
69
73
65
39
34
38
46
57
78
95
99
100

Low Clouds (% Sky Obscured)

34
37
29
22
14
13
13
13
11
10
9
8
7
5
4
4
3
3
4
4

Medium Clouds (% Sky Obscured)

76
69
63
51
34
24
13
9
6
7
5
10
9
9
19
31
48
37
27
5

High Clouds (% Sky Obscured)

40
18
12
5
2
4
4
5
9
7
8
16
20
24
30
37
59
64
65
55

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-11
-11
-11
-12
-11
-11
-11
-10
-11
-11
-11
-12
-12
-12
-12
-12
-12
-11
-11
-11

Feels Like (°C)

-17
-16
-14
-15
-15
-14
-14
-13
-13
-16
-17
-17
-18
-18
-18
-17
-17
-17
-17
-18

Dew Point (°C)

-13
-14
-14
-14
-14
-14
-13
-13
-13
-14
-14
-14
-15
-15
-15
-14
-14
-13
-13
-13

Relative Humidity (%)

81
83
83
83
81
81
81
81
81
81
83
83
83
83
83
83
85
85
86
85

Pressure (mb)

1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008

Ozone (du)

350
349
349
346
343
340
338
337
335
333
330
328
326
324
322
320
319
317
317
317

Forecast for Sandy Beach, Canada (53.68,-112.83)

Generated: 31/12/25 15:14:05. Forecast: 31/12/25 to 06/01/26. Timezone: UTC-7.00