Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 94%

19:20

02:32

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

Sun - Rise: 05:55, Set: 20:46, Transit: 13:20. Moon - Rise: 19:20, Set: 02:32. Civil Dark: 21:20 - 05:21. Nautical Dark: 22:03 - 04:37. Astro Dark: 22:54 - 03:46

Total Clouds (% Sky Obscured)

13
19
22
0
0
0
2
1
0
2
0
0
0
3
17
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
10
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
0
0
12
39
59
86
80

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
12
6
1
9
2
5
9
4
15
19

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
1
0
0
0
0
0
0
5
100
100
100
100
100
100
100
100
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 (%)

64
44
8
14
44
2
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
0
0
0
0
0
0
0
0
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
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
11
11
11
12
15
18
19
21
21
22
23
23
22
21
20
19
16
15
14
14
14
14

Feels Like (°C)

15
13
12
12
12
13
16
19
20
21
21
22
22
22
21
20
17
17
15
13
12
13
12
13

Dew Point (°C)

11
10
9
10
10
9
10
10
9
9
8
8
8
7
7
7
7
10
10
10
10
10
10
10

Relative Humidity (%)

86
87
90
91
91
83
70
60
52
46
41
39
37
36
36
39
42
55
67
74
78
80
78
74

Pressure (mb)

1018
1018
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012

Ozone (du)

352
352
350
349
347
333
332
331
332
330
328
325
324
323
321
319
319
319
319
318
317
317
318
320

Monday 27

Waxing Gibbous 98%

20:01

03:28

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:56, Set: 20:45, Transit: 13:20. Moon - Rise: 20:01, Set: 03:28. Civil Dark: 21:19 - 05:22. Nautical Dark: 22:02 - 04:39. Astro Dark: 22:52 - 03:48

Total Clouds (% Sky Obscured)

72
95
100
100
100
100
100
97
100
100
74
60
67
70
53
56
49
91
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

72
90
88
85
79
84
60
55
57
65
74
60
67
70
53
56
49
91
100
100
96
98
96
97

Medium Clouds (% Sky Obscured)

18
16
5
8
22
27
34
41
56
45
48
29
38
37
37
46
45
82
84
92
90
93
94
92

High Clouds (% Sky Obscured)

72
72
100
100
100
100
88
70
91
100
20
0
0
25
7
2
40
40
0
22
46
41
60
84

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
Light Rain
Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
2
6
13
22
29
60
64
23
34
39
22
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.7
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
15
15
16
18
19
20
21
22
22
22
21
21
21
19
19
18
18
18
18

Feels Like (°C)

13
13
13
13
13
13
14
14
16
17
18
20
21
21
21
21
23
23
20
19
18
18
19
19

Dew Point (°C)

11
11
10
10
11
11
10
9
7
7
7
6
7
7
8
9
11
12
15
16
16
16
17
16

Relative Humidity (%)

78
83
76
76
78
78
72
61
50
45
42
38
37
39
42
45
52
59
76
81
85
89
92
89

Pressure (mb)

1012
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010

Ozone (du)

324
325
322
320
319
319
320
319
320
321
321
322
325
329
330
331
333
334
331
330
329
329
332
331

Tuesday 28

Waxing Gibbous 100%

20:34

04:31

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 OK
11 OK
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

Sun - Rise: 05:57, Set: 20:44, Transit: 13:20. Moon - Rise: 20:34, Set: 04:31. Civil Dark: 21:18 - 05:23. Nautical Dark: 22:00 - 04:40. Astro Dark: 22:50 - 03:50

Total Clouds (% Sky Obscured)

100
100
87
94
80
75
81
83
43
44
52
67
92
96
83
83
81
81
76
66
62
63
70
75

Low Clouds (% Sky Obscured)

98
99
87
94
72
75
81
83
43
42
52
62
90
96
83
80
75
63
56
53
57
57
66
73

Medium Clouds (% Sky Obscured)

96
94
43
39
45
40
40
27
18
14
22
25
26
28
31
44
44
40
30
22
14
6
3
2

High Clouds (% Sky Obscured)

60
62
67
19
38
44
34
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
5

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 (%)

66
57
28
9
1
1
3
1
0
0
3
0
2
0
1
4
2
7
13
8
6
3
3
2

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

Chance of Frost

Temperature (°C)

18
17
17
17
16
17
18
19
20
21
22
23
24
23
23
23
22
21
20
19
18
17
17
16

Feels Like (°C)

18
18
18
18
17
19
19
20
21
24
24
25
25
22
22
23
22
22
22
20
20
19
19
18

Dew Point (°C)

16
16
16
16
15
15
14
13
12
12
11
12
12
13
14
14
14
15
17
18
17
17
17
16

Relative Humidity (%)

88
89
89
92
90
88
74
65
60
53
50
49
47
54
57
55
60
68
81
93
96
98
100
100

Pressure (mb)

1010
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1009
1009
1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

334
333
333
334
335
336
338
338
337
336
336
336
335
336
335
335
336
336
336
335
335
335
336
336

Wednesday 29

Full Moon 100%

21:00

05:38

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
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

Sun - Rise: 05:58, Set: 20:43, Transit: 13:20. Moon - Rise: 21:00, Set: 05:38. Civil Dark: 21:16 - 05:24. Nautical Dark: 21:59 - 04:42. Astro Dark: 22:48 - 03:52

Total Clouds (% Sky Obscured)

80
78
76
73
76
79
82
77
71
63
56
37
67
80
90
100
89
75
61
74
86
100
100
100

Low Clouds (% Sky Obscured)

80
78
76
73
73
75
78
77
68
63
53
37
31
20
9
0
0
0
1
15
25
38
42
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
17
75
89
99
92

High Clouds (% Sky Obscured)

0
0
0
0
2
4
5
3
4
0
26
11
48
66
83
100
89
75
61
74
63
67
67
65

ISS Passover

Visibility (miles)

1
0
2
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
0
0
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
0
0
0
1
2
3
2
1
0
0
0
0
0
0
0
0
0
1
2
2

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

Chance of Frost

Temperature (°C)

16
16
16
15
15
16
18
19
20
21
22
22
23
23
23
22
22
20
18
17
16
15
15
15

Feels Like (°C)

18
17
17
17
17
19
20
22
22
22
23
22
24
22
22
21
22
20
19
17
17
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
98
98
96
89
76
66
61
58
57
57
60
62
65
70
79
90
100
98
100
95
95

Pressure (mb)

1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013

Ozone (du)

338
341
342
340
340
339
338
336
335
334
332
331
330
331
331
332
331
331
333
332
331
330
329
326

Thursday 30

Waning Gibbous 99%

21:23

06:47

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:59, Set: 20:41, Transit: 13:20. Moon - Rise: 21:23, Set: 06:47. Civil Dark: 21:15 - 05:25. Nautical Dark: 21:57 - 04:43. Astro Dark: 22:46 - 03:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
97
94
91
91
93
95
97
97
99
99
100

Low Clouds (% Sky Obscured)

52
49
50
53
52
51
54
56
59
61
71
80
89
90
94
91
91
93
93
92
92
91
93
96

Medium Clouds (% Sky Obscured)

95
95
82
63
89
93
94
94
93
90
93
94
95
93
88
82
74
65
57
46
35
24
17
9

High Clouds (% Sky Obscured)

65
67
88
98
100
100
100
100
100
100
100
100
96
94
89
79
79
76
75
59
52
41
38
34

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

Precipitation Probability (%)

2
4
4
4
5
1
1
0
1
1
9
11
9
55
52
48
52
54
54
46
40
35
38
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
4
4
4
5
6
7
8
9
9
9
9
11
11
11
11
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
15
16
16
17
17
17
18
18
18
17
17
17
16
17
18
18
15
15
15
15

Dew Point (°C)

14
14
14
13
14
14
14
15
14
14
14
13
13
14
13
13
13
13
14
14
14
14
15
15

Relative Humidity (%)

92
92
92
87
89
89
85
82
78
76
72
68
68
73
71
71
69
72
77
81
85
87
93
93

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010

Ozone (du)

325
324
325
325
325
325
325
325
326
326
326
327
328
332
335
338
341
341
340
339
338
337
336
336

Friday 31

Waning Gibbous 97%

21:42

07:55

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
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 06:00, Set: 20:40, Transit: 13:20. Moon - Rise: 21:42, Set: 07:55. Civil Dark: 21:14 - 05:27. Nautical Dark: 21:56 - 04:45. Astro Dark: 22:44 - 03:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
97
96
95
94
95
96
98
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
90
86
89
91
92
91
88
86
89
94
99
99
100
100
100
100

Medium Clouds (% Sky Obscured)

2
5
10
13
8
6
4
6
7
9
10
11
13
18
19
23
21
18
15
16
14
16
17
18

High Clouds (% Sky Obscured)

35
52
77
98
74
51
28
30
24
25
17
10
0
0
0
0
0
0
0
0
0
1
8
14

ISS Passover

Visibility (miles)

6
5
5
5
5
3
2
0
0
0
0
1
1
2
1
1
1
0
0
0
0
0
0
0

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

Precipitation Probability (%)

32
36
41
46
64
77
85
77
65
47
38
32
26
32
34
31
34
35
20
28
33
25
38
43

Precipitation Amount (mm)

0
0
0
0
0.2
0.4
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
18
18
19
20
20
20
20
19
19
18
18
17
16
17
16
16
16

Feels Like (°C)

15
15
15
15
15
15
15
15
16
17
17
18
18
18
18
18
17
17
17
16
16
16
16
16

Dew Point (°C)

16
16
16
16
16
16
17
17
18
18
19
19
19
19
19
18
18
17
17
16
16
16
16
16

Relative Humidity (%)

96
96
96
96
96
96
98
98
98
96
96
96
96
95
95
95
96
96
96
96
98
96
96
96

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010

Ozone (du)

336
336
337
337
338
338
338
338
341
343
345
345
346
346
345
345
345
342
339
336
335
334
334
333

Saturday 1

Waning Gibbous 93%

22:00

09:04

Sun - Rise: 06:01, Set: 20:39, Transit: 13:20. Moon - Rise: 22:00, Set: 09:04. Civil Dark: 21:12 - 05:28. Nautical Dark: 21:54 - 04:46. Astro Dark: 22:42 - 03:58

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Halifax, Halifax Regional Municipality, Canada (44.65,-63.57)

Generated: 26/07/26 02:32:44. Forecast: 26/07/26 to 01/08/26. Timezone: UTC-3.00