Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 31

Waxing Gibbous 93%

13:10

07:43

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
06 Bad
07 Bad

Sun - Rise: 08:48, Set: 16:21, Transit: 12:34. Moon - Rise: 13:10, 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
99
99
100
98
99
96
98
100
97
95
97
100
93
96
90
97
95
98
99
100
100
100

Low Clouds (% Sky Obscured)

100
100
99
99
100
97
88
82
88
93
92
92
94
95
75
93
80
77
92
94
89
99
96
96

Medium Clouds (% Sky Obscured)

96
95
93
90
95
96
99
93
97
100
71
90
95
99
87
87
76
38
45
48
71
80
100
86

High Clouds (% Sky Obscured)

100
87
81
85
76
85
85
27
85
14
6
11
66
45
8
4
15
7
27
24
18
100
83
89

ISS Passover

Visibility (miles)

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

Fog (%)

2
6
6
9
13
16
19
22
14
5
4
1
1
1
1
1
5
16
8
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
3
10
10
13
26
23
37
53
69
88
64
28
4
2
6
3
17
8
1
3
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.8
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
8
9
8
9
8
8
7
6
5
5
2
3
2
2
2
3
2
2
3
3
4
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-19
-19
-19
-19
-15
-15
-13
-12
-12
-12
-12
-12
-11
-10
-10
-12
-13
-14
-14
-16
-15
-16
-16
-17

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1024
1024
1023
1023
1021
1020
1018
1018
1017
1017
1016
1017
1016
1017
1017
1017
1017
1018
1018
1019
1019
1020
1020
1020

Ozone (du)

335
332
335
336
339
338
339
339
338
336
336
340
340
347
352
352
347
345
345
341
338
335
333
332

Thursday 1

Waxing Gibbous 98%

13:55

No Set

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
06 Bad
07 Bad

Sun - Rise: 08:47, Set: 16:22, Transit: 12:35. Moon - Rise: 13:55, Set: No Set. Civil Dark: 17:05 - 08:05. Nautical Dark: 17:50 - 07:19. Astro Dark: 18:33 - 06:37

Total Clouds (% Sky Obscured)

100
99
100
100
100
99
100
99
100
100
99
99
98
98
97
96
95
97
97
95
97
100
97
97

Low Clouds (% Sky Obscured)

96
95
78
84
92
84
93
94
91
92
92
91
91
90
90
89
89
89
87
89
89
89
89
90

Medium Clouds (% Sky Obscured)

97
98
100
100
100
96
95
98
100
100
95
93
93
94
92
89
87
90
89
86
90
97
90
90

High Clouds (% Sky Obscured)

100
70
80
70
59
45
29
27
43
35
47
56
31
26
25
25
30
38
41
32
44
100
51
51

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
1
1
1
2
2
2
1
2
1
0
0
1
2
1
1
0
0
1
1

Precipitation Type

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

Precipitation Probability (%)

13
23
24
30
52
47
34
47
60
68
64
62
64
62
57
57
55
56
56
51
57
58
63
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-13
-13
-13
-13
-12
-12
-12
-12
-13
-13
-14
-14
-14
-15
-15
-15
-15
-16
-16
-16
-17
-17
-17
-17

Feels Like (°C)

-18
-17
-17
-17
-16
-16
-16
-17
-17
-18
-19
-19
-19
-19
-19
-20
-20
-20
-20
-21
-21
-21
-22
-22

Dew Point (°C)

-15
-15
-14
-14
-14
-14
-14
-14
-14
-15
-15
-16
-16
-17
-17
-17
-17
-17
-18
-18
-19
-19
-19
-19

Relative Humidity (%)

84
86
88
86
85
85
86
86
88
86
86
86
84
84
84
86
84
85
85
83
84
83
84
84

Pressure (mb)

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

Ozone (du)

339
340
343
345
345
344
342
342
341
342
342
342
345
346
348
349
353
356
356
355
353
353
355
356

Friday 2

Waxing Gibbous 100%

15:03

08:54

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
06 Bad
07 Bad

Sun - Rise: 08:47, Set: 16:24, Transit: 12:35. Moon - Rise: 15:03, Set: 08:54. Civil Dark: 17:06 - 08:05. Nautical Dark: 17:51 - 07:19. Astro Dark: 18:34 - 06:36

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
98
97
98
97
95
98
98
99
100
100
97
98
100
100
99
98
97

Low Clouds (% Sky Obscured)

90
93
94
92
90
86
82
85
77
75
91
78
79
88
90
86
87
84
88
99
98
94
90
91

Medium Clouds (% Sky Obscured)

100
100
100
100
91
99
98
87
80
89
77
75
81
72
92
78
79
78
76
77
71
76
80
86

High Clouds (% Sky Obscured)

73
100
100
100
65
10
0
0
0
0
0
0
1
6
55
84
84
4
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
1
3
3
2
2
2
2
3
3
3
4
7
9

Fog (%)

1
0
0
0
1
16
24
21
20
20
20
13
6
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

64
69
69
64
56
43
30
29
25
21
14
11
10
6
14
2
1
4
3
4
6
13
19
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-17
-18
-18
-17
-17
-17
-17
-17
-17
-18
-19
-19
-20
-21
-23
-23
-24
-24
-24
-24
-25
-25
-24
-24

Feels Like (°C)

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

Dew Point (°C)

-20
-20
-20
-20
-20
-20
-19
-19
-19
-20
-21
-21
-22
-24
-26
-26
-27
-27
-27
-27
-28
-28
-27
-27

Relative Humidity (%)

83
84
83
83
80
80
80
81
84
83
82
83
81
77
75
75
75
74
73
73
72
73
74
74

Pressure (mb)

1021
1021
1021
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025
1026
1026
1027
1027
1027
1027
1027
1027
1027
1027
1026

Ozone (du)

356
359
359
360
362
364
368
376
370
362
357
352
351
350
347
343
341
339
341
346
349
351
350
350

Saturday 3

Full Moon 99%

16:31

09:42

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
06 Bad
07 Bad

Sun - Rise: 08:47, Set: 16:25, Transit: 12:36. Moon - Rise: 16:31, Set: 09:42. Civil Dark: 17:07 - 08:04. Nautical Dark: 17:53 - 07:19. Astro Dark: 18:35 - 06:36

Total Clouds (% Sky Obscured)

96
97
87
87
87
91
96
96
92
100
100
99
100
99
100
98
97
95
97
98
100
95
91
87

Low Clouds (% Sky Obscured)

94
97
87
87
87
91
95
95
92
95
96
91
86
82
82
74
67
73
55
73
81
83
76
72

Medium Clouds (% Sky Obscured)

70
53
35
34
36
39
51
66
75
75
75
76
94
93
94
94
87
82
88
94
100
77
53
4

High Clouds (% Sky Obscured)

0
0
0
1
2
3
13
23
37
36
37
88
100
96
100
82
68
56
74
89
100
91
81
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
None
None
None
None
None
None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None

Precipitation Probability (%)

24
23
19
16
14
13
12
11
11
23
32
41
51
60
67
60
53
44
38
33
35
27
23
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-25
-25
-24
-22
-21
-20
-20
-21
-22
-24
-24
-24
-24
-23
-23
-22
-22
-21
-21
-21
-21
-21
-20
-21

Feels Like (°C)

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

Dew Point (°C)

-28
-28
-27
-25
-24
-23
-23
-24
-25
-27
-27
-27
-27
-26
-26
-25
-25
-24
-24
-24
-24
-23
-23
-23

Relative Humidity (%)

73
72
73
74
73
73
76
74
74
74
73
73
74
75
74
75
75
75
75
75
76
78
77
78

Pressure (mb)

1027
1027
1027
1026
1025
1025
1024
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1021

Ozone (du)

347
347
349
351
351
349
346
345
346
348
352
355
355
358
359
359
361
362
363
361
359
358
359
360

Sunday 4

Waning Gibbous 95%

18:05

10:12

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
06 Bad
07 Bad

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

Total Clouds (% Sky Obscured)

91
95
97
96
97
97
98
98
99
98
97
97
97
97
97
68
75
82
89
91
93
87
82
77

Low Clouds (% Sky Obscured)

72
78
72
76
76
78
78
78
77
79
74
80
80
85
87
68
75
82
87
89
89
87
82
77

Medium Clouds (% Sky Obscured)

21
19
24
24
24
23
23
27
31
84
91
89
90
82
48
6
4
2
5
5
11
17
22
28

High Clouds (% Sky Obscured)

78
83
66
24
17
5
48
60
79
63
47
25
20
1
0
14
27
41
28
15
1
3
5
4

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
2
1
0
1
1
1
0
0
1
1
1
1
1
1
1
1
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
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 (%)

12
5
15
6
10
21
5
10
8
6
11
21
11
21
9
13
13
14
13
12
11
13
13
13

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)

5
5
5
5
6
6
6
7
6
5
7
6
6
6
6
5
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

-21
-21
-21
-21
-20
-19
-19
-19
-20
-20
-20
-19
-19
-19
-20
-20
-21
-22
-22
-23
-23
-23
-23
-24

Feels Like (°C)

-26
-27
-26
-26
-25
-24
-24
-24
-25
-25
-25
-24
-24
-25
-25
-25
-26
-27
-27
-27
-27
-27
-28
-28

Dew Point (°C)

-24
-24
-24
-23
-23
-22
-21
-21
-22
-22
-22
-22
-22
-22
-22
-22
-24
-24
-25
-25
-25
-26
-26
-26

Relative Humidity (%)

78
77
77
77
79
79
79
81
80
82
81
80
81
81
81
81
79
79
79
79
79
77
77
78

Pressure (mb)

1021
1022
1022
1022
1021
1021
1020
1020
1020
1021
1020
1021
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

359
359
359
360
359
359
358
357
355
354
354
356
360
360
361
360
358
356
355
351
347
343
339
335

Monday 5

Waning Gibbous 88%

19:38

10:31

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
06 Bad
07 Bad

Sun - Rise: 08:46, Set: 16:27, Transit: 12:37. Moon - Rise: 19:38, Set: 10:31. Civil Dark: 17:10 - 08:04. Nautical Dark: 17:55 - 07:18. Astro Dark: 18:37 - 06:36

Total Clouds (% Sky Obscured)

72
67
62
52
41
30
22
14
6
14
31
42
59
73
86
84
82
78
84
92
100
83
56
32

Low Clouds (% Sky Obscured)

72
64
53
46
41
30
22
14
6
14
31
42
59
73
86
84
82
78
84
89
89
70
51
30

Medium Clouds (% Sky Obscured)

38
43
47
32
17
4
3
3
0
6
12
16
26
36
51
55
59
64
63
73
83
69
43
28

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
5
6
7
8
25
41
57
70
83
93
62
31
0

ISS Passover

Visibility (miles)

1
1
1
0
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
2
4
5
7
8

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
Snow
Snow
Snow
Snow
None
None
None
None

Precipitation Probability (%)

13
12
12
12
12
12
12
12
10
11
12
13
15
16
17
31
40
47
43
37
29
24
17
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
3
3
3
3
3
4
4
4
4
3
3
2
2
5
7
8
9
10
11
11
11
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-26
-26
-26
-25
-24
-23
-22
-23
-23
-23
-23
-23
-23
-23
-23
-23
-23
-22
-22
-22
-22
-21
-21
-21

Relative Humidity (%)

77
77
77
78
78
78
80
79
80
80
81
81
82
82
82
82
82
81
82
81
79
78
77
75

Pressure (mb)

1021
1021
1021
1021
1020
1019
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015

Ozone (du)

331
335
339
343
345
347
349
353
357
361
358
356
353
354
356
357
362
367
372
371
369
367
371
374

Tuesday 6

Waning Gibbous 80%

21:04

10:44

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 OK
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

Sun - Rise: 08:45, Set: 16:29, Transit: 12:37. Moon - Rise: 21:04, Set: 10:44. Civil Dark: 17:11 - 08:03. Nautical Dark: 17:56 - 07:18. Astro Dark: 18:38 - 06:36

Total Clouds (% Sky Obscured)

42
52
61
54
47
40
50
60
71
79
88
100
100
100
100
100
100
100
94
88
82

Low Clouds (% Sky Obscured)

21
13
5
5
5
5
24
43
59
71
83
95
94
93
92
63
39
22
21
25
25

Medium Clouds (% Sky Obscured)

22
14
5
2
6
6
16
29
45
42
35
25
47
68
85
84
90
96
86
76
66

High Clouds (% Sky Obscured)

32
52
61
54
34
4
14
23
35
26
18
13
44
73
100
94
89
84
67
51
31

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

1
1
0
0
0
0
0
0
2
0
0
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
0

Wind Speed/Direction (mph)

6
7
7
8
7
6
6
4
4
3
2
1
1
1
1
2
2
3
5
4
3

Chance of Frost

Temperature (°C)

-18
-17
-16
-15
-14
-14
-13
-15
-15
-16
-16
-17
-17
-17
-17
-17
-19
-19
-19
-19
-19

Feels Like (°C)

-19
-19
-20
-19
-19
-20
-19
-19
-19
-18
-20
-21
-21
-21
-21
-21
-22
-22
-23
-23
-23

Dew Point (°C)

-21
-20
-20
-19
-17
-17
-16
-18
-19
-19
-20
-20
-21
-21
-21
-21
-22
-23
-23
-23
-23

Relative Humidity (%)

74
75
75
74
74
74
74
75
76
76
75
75
74
74
74
73
72
72
72
70
70

Pressure (mb)

1015
1015
1015
1015
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

378
376
373
371
365
358
351
349
346
344
339
333
328
327
326
324
323
321
319
318
317

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

Generated: 31/12/25 08:40:57. Forecast: 31/12/25 to 06/01/26. Timezone: UTC-7.00