Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 65%

12:24

03:02

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:48, Set: 16:19, Transit: 12:33. Moon - Rise: 12:24, Set: 03:02. Civil Dark: 17:02 - 08:05. Nautical Dark: 17:48 - 07:19. Astro Dark: 18:30 - 06:37

Total Clouds (% Sky Obscured)

100
100
88
86
100
89
86
98
95
93
100
97
98
93
92
93
85
90
96
99
100
98
99
100

Low Clouds (% Sky Obscured)

75
71
72
82
100
82
81
88
85
85
77
79
78
75
75
85
80
78
80
81
73
64
73
75

Medium Clouds (% Sky Obscured)

86
69
68
59
95
78
31
90
95
93
74
94
94
88
77
90
84
88
91
94
90
92
81
77

High Clouds (% Sky Obscured)

92
100
88
86
87
89
86
85
74
79
100
95
95
84
86
89
85
81
96
99
100
94
97
100

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
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
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 (%)

0
0
0
0
1
13
18
20
13
16
20
5
0
1
0
5
14
13
19
23
15
16
9
18

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
5
4
7
9
10
10
10
8
8
8
10
9
9
10
9
10
9
9
9
8
11
11
11

Chance of Frost

Temperature (°C)

-12
-11
-9
-5
-3
-2
-1
-0
1
0
0
0
-1
-1
0
0
1
2
2
2
2
2
2
2

Feels Like (°C)

-18
-16
-14
-10
-8
-7
-6
-6
-4
-5
-4
-6
-5
-5
-5
-5
-4
-3
-3
-2
-2
-2
-2
-3

Dew Point (°C)

-15
-14
-12
-7
-6
-4
-4
-3
-2
-2
-3
-4
-3
-3
-3
-3
-3
-1
-1
1
1
0
-0
-1

Relative Humidity (%)

76
78
80
82
79
81
81
81
83
83
81
77
81
81
80
78
78
81
81
89
93
86
83
81

Pressure (mb)

1025
1024
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1019
1019
1019
1019

Ozone (du)

363
377
383
385
381
381
379
382
378
377
373
371
367
361
357
354
356
356
354
353
354
353
353
354

Monday 29

Waxing Gibbous 75%

12:42

04:36

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

Sun - Rise: 08:48, Set: 16:20, Transit: 12:34. Moon - Rise: 12:42, Set: 04:36. Civil Dark: 17:03 - 08:05. Nautical Dark: 17:48 - 07:19. Astro Dark: 18:30 - 06:37

Total Clouds (% Sky Obscured)

98
87
44
51
35
45
56
32
29
42
13
25
100
62
95
98
98
94
92
95
100
98
90
90

Low Clouds (% Sky Obscured)

60
36
21
25
25
30
24
8
18
26
13
17
14
23
22
17
34
49
50
83
63
72
63
76

Medium Clouds (% Sky Obscured)

85
84
44
51
23
7
28
20
1
0
0
16
60
42
81
75
86
89
84
92
100
96
80
79

High Clouds (% Sky Obscured)

95
55
2
2
2
0
0
0
3
21
3
22
100
40
47
88
89
38
45
22
100
36
6
34

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
9
3
3
3
4
3
5
7
6
9
9
9
9
6
3
2
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
Snow
None
None
Snow

Precipitation Probability (%)

30
21
0
0
0
0
0
0
5
0
0
0
0
0
4
11
21
34
34
37
48
33
22
67

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0.5

Wind Speed/Direction (mph)

13
12
9
10
10
10
9
8
7
5
4
2
1
2
3
4
5
5
6
5
5
5
6
7

Chance of Frost

Temperature (°C)

3
3
2
2
1
1
0
-3
-6
-8
-9
-10
-11
-11
-12
-12
-10
-9
-8
-8
-8
-7
-8
-8

Feels Like (°C)

-3
-2
-1
-3
-3
-3
-4
-7
-9
-11
-13
-13
-14
-15
-15
-16
-14
-13
-13
-12
-12
-12
-13
-14

Dew Point (°C)

1
2
2
1
0
1
-1
-4
-7
-9
-11
-12
-12
-13
-14
-13
-12
-11
-10
-10
-10
-9
-9
-10

Relative Humidity (%)

88
94
98
93
94
96
96
94
92
90
88
87
86
85
86
86
86
85
83
85
85
87
88
88

Pressure (mb)

1019
1019
1019
1019
1020
1020
1021
1023
1024
1026
1026
1027
1027
1027
1027
1027
1027
1026
1025
1024
1024
1024
1024
1023

Ozone (du)

359
362
368
369
369
371
367
362
353
346
342
336
331
327
326
325
323
324
323
321
317
314
314
316

Tuesday 30

Waxing Gibbous 85%

13:10

06:12

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:48, Set: 16:21, Transit: 12:34. Moon - Rise: 13:10, Set: 06:12. Civil Dark: 17:04 - 08:05. Nautical Dark: 17:49 - 07:19. Astro Dark: 18:31 - 06:37

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

93
100
100
100
100
99
95
89
98
90
100
100
99
97
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

88
77
70
67
67
88
82
72
79
70
86
100
99
97
86
76
68
55
39
25
27
27
32
34

High Clouds (% Sky Obscured)

45
42
70
85
88
65
100
59
30
24
100
99
86
48
32
100
35
48
45
51
51
59
46
52

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

75
60
52
30
27
12
24
20
10
21
29
31
31
38
40
47
54
79
73
55
52
43
38
23

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
6
7
8
8
8
8
8
8
8
8
9
9
8
9
10
9
8
8
8
8
7
7
7

Chance of Frost

Temperature (°C)

-8
-9
-9
-9
-10
-11
-11
-11
-11
-11
-11
-12
-12
-12
-12
-12
-12
-12
-11
-10
-10
-9
-9
-9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
88
86
88
88
88
88
88
88
88
88
88
86
86
86
88
86
87
88
88
88

Pressure (mb)

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

Ozone (du)

318
322
326
328
331
333
333
330
329
334
337
337
338
339
338
339
339
337
336
335
337
341
337
336

Wednesday 31

Waxing Gibbous 93%

13:55

07:43

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:47, Set: 16:22, Transit: 12:35. Moon - Rise: 13:55, Set: 07:43. Civil Dark: 17:05 - 08:05. Nautical Dark: 17:50 - 07:19. Astro Dark: 18:32 - 06:37

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
99
99
97
92
96
99
98
99
98
99
97

Medium Clouds (% Sky Obscured)

41
48
49
52
52
51
48
47
45
46
49
48
53
73
68
74
63
56
52
41
37
27
64
56

High Clouds (% Sky Obscured)

55
50
29
57
18
23
14
75
68
62
19
61
87
100
95
92
70
56
49
42
79
85
75
68

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
23
19
24
8
0
23
3
0
7
16
0
10
18
2
6
2
1
9
3
19
10
5
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-12
-12
-12
-12
-12
-13
-13
-13
-14
-15
-15
-16
-15
-15
-15
-15
-15
-14
-14
-13
-13
-14
-14

Relative Humidity (%)

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

Pressure (mb)

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

Ozone (du)

337
336
333
334
336
336
337
335
332
329
329
329
329
327
325
323
321
319
320
318
318
318
318
314

Thursday 1

Waxing Gibbous 98%

15:03

08:54

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
15 Bad
16 Bad
17 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: 18:33 - 06:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
95
95

Low Clouds (% Sky Obscured)

97
95
93
91
91
88
83
84
78
71
70
73
75
77
74
75
78
84
91
97
92
86
81
77

Medium Clouds (% Sky Obscured)

59
82
84
94
95
95
98
100
100
100
100
94
87
79
67
68
63
81
90
100
89
79
68
66

High Clouds (% Sky Obscured)

53
43
62
81
100
100
100
100
100
100
100
73
39
9
3
1
0
21
36
52
38
23
14
13

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

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
7
10
14
8
4
5
5
5
5
8
11
9
5
14
16
10
10
9
6
7
6
5
6

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)

7
7
7
7
7
6
6
6
6
6
6
6
6
6
7
7
7
8
8
7
7
7
6
6

Chance of Frost

Temperature (°C)

-12
-13
-13
-13
-13
-13
-13
-13
-13
-12
-12
-12
-12
-12
-12
-11
-11
-11
-10
-10
-9
-10
-11
-12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
84
84
84
86
84
84
84
84
85
86
88
86
88
86
88
88
88
86
88
87
87
88
88

Pressure (mb)

1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1012
1011
1011
1012
1012

Ozone (du)

313
313
313
315
315
316
317
318
319
320
322
321
322
322
323
325
326
328
329
329
330
330
329
329

Friday 2

Waxing Gibbous 100%

16:31

09:42

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
15 Bad
16 Bad
17 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: 18:34 - 06:36

Total Clouds (% Sky Obscured)

96
97
98
100
100
100
100
100
99
98
100
100
100
100
100
100
100
98
97
96
92
91
89
87

Low Clouds (% Sky Obscured)

73
70
75
84
92
95
97
98
95
89
85
81
76
73
57
44
31
33
38
44
34
24
15
22

Medium Clouds (% Sky Obscured)

70
87
75
59
37
47
53
57
49
39
36
60
79
92
83
73
56
56
56
56
48
40
28
24

High Clouds (% Sky Obscured)

10
6
4
2
1
3
3
5
7
8
5
10
10
10
10
10
25
33
36
39
41
44
42
24

ISS Passover

Visibility (miles)

3
3
3
3
2
1
2
2
2
2
2
2
5
7
9
9
9
9
9
9
9
8
6
5

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

5
2
5
6
7
8
9
9
11
13
14
18
23
27
34
36
37
29
21
12
11
8
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.1
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-15
-14
-14
-14
-13
-17
-17
-16
-17
-17
-17
-19
-19
-19
-20
-20
-21
-18
-19
-19
-19
-19
-19

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1013
1013
1013
1013
1012
1012
1012
1013
1013

Ozone (du)

331
333
335
337
338
340
340
339
339
340
341
341
342
342
342
343
343
344
344
344
344
343
341
340

Saturday 3

Full Moon 99%

18:05

10:12

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

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: 18:35 - 06:36

Total Clouds (% Sky Obscured)

80
76
76
75
75
78
81
73
44
40
45
48
55
75
96
100
100

Low Clouds (% Sky Obscured)

29
38
41
43
45
63
78
73
44
40
45
48
55
65
65
70
70

Medium Clouds (% Sky Obscured)

25
25
26
19
8
7
5
3
3
2
1
7
14
22
25
42
80

High Clouds (% Sky Obscured)

9
1
3
3
4
8
7
8
13
13
11
20
31
58
64
65
57

ISS Passover

Visibility (miles)

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

Fog (%)

2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
7
10
12
11
11
10
13
14
15

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

4
4
4
4
4
5
5
5
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

-16
-16
-17
-17
-17
-18
-17
-16
-14
-14
-13
-13
-12
-12
-12
-11
-11

Feels Like (°C)

-20
-20
-20
-20
-20
-20
-22
-22
-22
-21
-20
-20
-17
-17
-17
-16
-16

Dew Point (°C)

-17
-18
-19
-19
-19
-20
-19
-17
-16
-15
-15
-14
-14
-13
-13
-13
-12

Relative Humidity (%)

88
87
85
84
85
84
86
88
86
88
88
90
90
90
90
88
88

Pressure (mb)

1013
1014
1014
1014
1014
1015
1014
1014
1013
1013
1013
1013
1013
1013
1012
1012
1012

Ozone (du)

339
339
338
338
338
338
338
339
339
340
342
343
345
347
350
350
351

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

Generated: 28/12/25 17:18:53. Forecast: 28/12/25 to 03/01/26. Timezone: UTC-7.00