Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 24

Waning Crescent 15%

04:39

16:21

04 Bad
05 OK
06 OK
07 OK
08 OK
09 OK
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

Sun - Rise: 06:13, Set: 20:11, Transit: 13:12. Moon - Rise: 04:39, Set: 16:21. Civil Dark: 20:42 - 05:41. Nautical Dark: 21:21 - 05:03. Astro Dark: 22:03 - 04:20

Total Clouds (% Sky Obscured)

44
31
14
17
33
46
84
92
91
94
96
95
89
90
89
89
100
57
55
100
100
70
100
100

Low Clouds (% Sky Obscured)

23
27
10
13
20
34
80
92
91
94
96
95
89
90
89
85
73
57
55
24
23
18
90
92

Medium Clouds (% Sky Obscured)

30
31
0
0
0
0
0
0
0
0
0
0
0
0
0
2
8
2
4
45
80
70
100
88

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
19
46
50
50
100
100
40
49
45

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
1
3
0
0
0
0
0
0
0
0
0
0
0
0
0
1
9
44
66

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
0.3

Wind Speed/Direction (mph)

4
4
6
6
8
8
9
10
10
10
10
10
10
9
8
7
4
3
3
3
2
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
94
91
79
69
62
60
62
57
56
56
59
58
59
62
70
74
75
79
80
82
86
85

Pressure (mb)

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

Ozone (du)

379
379
378
374
371
368
368
367
365
365
367
368
370
370
375
378
377
376
378
380
381
385
387
389

Friday 25

Waning Crescent 7%

04:59

17:42

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
02 Bad
03 Bad

Sun - Rise: 06:11, Set: 20:12, Transit: 13:12. Moon - Rise: 04:59, Set: 17:42. Civil Dark: 20:44 - 05:40. Nautical Dark: 21:22 - 05:01. Astro Dark: 22:05 - 04:18

Total Clouds (% Sky Obscured)

94
93
98
96
100
97
100
95
93
100
98
87
100
84
86
95
87
100
91
82
82
94
84
89

Low Clouds (% Sky Obscured)

94
93
92
89
90
85
98
92
93
100
97
87
96
84
73
83
83
90
90
77
47
46
71
84

Medium Clouds (% Sky Obscured)

90
61
64
56
60
44
53
28
0
6
6
0
0
27
38
47
28
24
20
29
43
17
53
52

High Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
26
3
3
51
9
10
6
19
100
12
2
3
15
10
15

ISS Passover

Visibility (miles)

5
9
6
6
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
2
0
0
0
0
1
4
1
0
0
0
1
3
1
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

46
53
67
53
48
42
24
24
6
12
6
3
17
8
15
3
14
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.3
0.4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
93
94
94
94
94
94
90
94
93
91
87
80
85
81
84
90
93
94
94
96
96
98
100

Pressure (mb)

1025
1025
1024
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1026
1027
1026
1026
1026
1026
1026

Ozone (du)

390
393
393
394
395
396
392
390
384
380
379
375
372
373
371
369
367
365
364
363
361
360
360
358

Saturday 26

Waning Crescent 2%

05:21

19:05

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
02 Bad
03 Bad

Sun - Rise: 06:10, Set: 20:13, Transit: 13:11. Moon - Rise: 05:21, Set: 19:05. Civil Dark: 20:45 - 05:38. Nautical Dark: 21:24 - 04:59. Astro Dark: 22:07 - 04:16

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

82
82
82
82
64
47
86
86
90
93
96
95
96
96
95
94
95
96
98
97
98
99
100
100

Medium Clouds (% Sky Obscured)

71
100
100
87
90
94
96
100
100
100
100
100
100
100
100
100
100
100
100
99
98
100
100
100

High Clouds (% Sky Obscured)

100
100
100
95
31
51
76
100
100
100
100
94
89
83
88
94
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

4
4
5
9
9
9
9
9
9
5
4
3
2
0
5
2
0
0
0
0
0
0
0
0

Fog (%)

38
1
1
1
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
Light Rain
Light Rain
Very Light Rain
Light Rain
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain

Precipitation Probability (%)

0
0
11
43
16
7
20
27
50
83
73
64
71
41
58
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.6
0.4
0.3
0.4
0
0
0.9
1.5
0.7
0.8
1.5
2.8
3.5
3.5
2.3

Wind Speed/Direction (mph)

4
4
5
6
7
8
9
11
11
11
11
12
12
12
12
13
15
15
15
14
13
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
96
93
88
83
78
79
84
94
94
94
98
96
96
98
96
96
96
98
98
98
100

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1023
1022
1021
1020
1019
1018
1016
1014
1013
1011
1010
1009
1008
1007
1006
1006
1005

Ozone (du)

356
356
356
357
358
358
355
356
354
353
353
352
351
350
352
353
354
354
357
359
360
360
360
361

Sunday 27

New Moon 0%

05:44

20:31

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
02 Bad
03 Bad

Sun - Rise: 06:08, Set: 20:15, Transit: 13:11. Moon - Rise: 05:44, Set: 20:31. Civil Dark: 20:46 - 05:36. Nautical Dark: 21:25 - 04:57. Astro Dark: 22:09 - 04:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
97
95
94
92
91
84
77
65
55
50
40
98

Low Clouds (% Sky Obscured)

100
100
96
90
88
94
96
96
97
97
100
98
95
90
87
84
83
78
73
65
55
50
40
96

Medium Clouds (% Sky Obscured)

71
91
77
63
0
0
0
0
7
12
18
14
12
10
7
4
1
46
2
45
27
47
35
48

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
63
33
0
0
0
0
0
0
0
0
0
0
0
2
6
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
1
9
9
9
9
9
0
0
0
9
5
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

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

Precipitation Probability (%)

95
95
95
62
14
8
11
21
23
34
25
19
19
21
26
36
29
11
21
45
45
56
35
41

Precipitation Amount (mm)

1.4
0.7
0.8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0

Wind Speed/Direction (mph)

10
8
8
6
6
5
6
8
8
8
9
12
13
13
14
13
13
12
12
12
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
6
5
6
7
7
8
9
9
9
8
5
4
2
0
-1
-1
-2
-2
-3
-2
-2
-2
-1

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
98
98
96
96
96
95
95
95
91
91
91
96
96
96
91
89
96
96
96
96

Pressure (mb)

1005
1004
1004
1004
1004
1004
1004
1004
1004
1004
1005
1005
1006
1007
1008
1009
1010
1011
1011
1011
1012
1012
1012
1012

Ozone (du)

361
362
363
367
370
375
382
385
389
398
404
405
410
418
421
423
425
426
427
425
426
424
426
424

Monday 28

Waxing Crescent 1%

06:13

21:59

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

Sun - Rise: 06:06, Set: 20:16, Transit: 13:11. Moon - Rise: 06:13, Set: 21:59. Civil Dark: 20:48 - 05:35. Nautical Dark: 21:27 - 04:55. Astro Dark: 22:11 - 04:12

Total Clouds (% Sky Obscured)

96
93
64
44
27
63
74
75
60
42
23
18
12
7
5
6
10
39
67
93
61
33
4
4

Low Clouds (% Sky Obscured)

92
90
64
44
27
63
74
73
57
40
23
18
12
7
5
6
6
11
20
26
11
1
0
0

Medium Clouds (% Sky Obscured)

43
38
26
13
1
2
3
4
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

2
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
3
9
13
3
4

ISS Passover

Visibility (miles)

3
6
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 (%)

39
34
29
22
14
15
12
5
6
4
1
1
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)

13
14
14
15
16
17
17
17
18
17
16
15
14
12
11
8
6
4
4
4
4
3
3
3

Chance of Frost

Temperature (°C)

4
5
5
6
7
8
10
11
13
13
14
15
15
15
14
13
11
9
8
8
7
7
7
6

Feels Like (°C)

-1
-1
-1
-0
-1
-1
5
5
6
6
7
8
11
11
10
12
12
12
6
6
8
7
7
7

Dew Point (°C)

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

Relative Humidity (%)

94
91
88
84
81
78
68
58
51
48
43
40
42
45
47
55
64
75
78
81
84
84
85
85

Pressure (mb)

1008
1008
1008
1009
1010
1011
1012
1012
1013
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1018
1019
1019
1019
1019

Ozone (du)

421
419
416
413
409
406
405
403
402
401
400
400
400
401
402
399
396
393
392
390
389
388
386
385

Tuesday 29

Waxing Crescent 6%

06:50

23:22

04 Good
05 Good
06 OK
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

Sun - Rise: 06:05, Set: 20:17, Transit: 13:11. Moon - Rise: 06:50, Set: 23:22. Civil Dark: 20:49 - 05:33. Nautical Dark: 21:29 - 04:53. Astro Dark: 22:13 - 04:09

Total Clouds (% Sky Obscured)

5
6
38
69
100
98
95
93
93
93
94
95
98
100
99
97
95
81
72
59
71
84
96
98

Low Clouds (% Sky Obscured)

0
0
0
0
1
2
2
2
3
3
2
3
3
4
4
4
8
6
6
5
8
9
11
35

Medium Clouds (% Sky Obscured)

1
2
2
2
2
20
37
59
64
68
75
81
87
93
91
90
90
79
68
54
52
48
41
40

High Clouds (% Sky Obscured)

5
5
35
67
100
72
44
15
39
60
82
86
96
100
99
97
95
81
72
59
71
83
94
96

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
0
0
0
0
1
3
1
1
1
0
11
19
23
16
7
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

6
6
6
8
10
12
14
15
16
16
16
16
14
12
10
9
8
7
7
7
7
7
7
6

Feels Like (°C)

6
6
6
6
6
6
12
11
11
11
11
11
13
12
12
11
10
9
4
3
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

83
83
83
75
68
62
57
53
48
49
50
52
59
67
77
80
84
87
87
88
90
90
93
96

Pressure (mb)

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

Ozone (du)

381
377
373
371
369
367
365
362
360
357
355
352
351
349
348
347
345
344
343
342
341
340
339
338

Wednesday 30

Waxing Crescent 13%

07:38

00:35

Sun - Rise: 06:04, Set: 20:18, Transit: 13:11. Moon - Rise: 07:38, Set: 00:35. Civil Dark: 20:50 - 05:31. Nautical Dark: 21:30 - 04:52. Astro Dark: 22:14 - 04:07

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: 24/04/25 04:11:42. Forecast: 24/04/25 to 30/04/25. Timezone: UTC-3.00