Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 12

Waning Gibbous 62%

21:48

14:22

21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK
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 OK
20 OK

Sun - Rise: 06:52, Set: 19:27, Transit: 13:09. Moon - Rise: 21:48, Set: 14:22. Civil Dark: 19:56 - 06:22. Nautical Dark: 20:31 - 05:48. Astro Dark: 21:09 - 05:12

Total Clouds (% Sky Obscured)

68
62
47
41
22
31
36
66
45
76
82
72
77
82
73
98
84
87
100
100
91
95
34
47

Low Clouds (% Sky Obscured)

22
15
0
10
22
31
36
46
38
40
39
26
19
29
43
42
41
41
52
50
40
6
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
2
34
13
62
62
33
42
54
50
92
64
61
100
100
55
88
25
33

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
0
0
1
0
0
1
1
2
2
1
0
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

15
14
12
10
10
9
9
9
9
9
9
10
14
16
17
18
19
19
19
19
19
18
16
14

Feels Like (°C)

15
15
13
11
10
10
10
10
8
9
9
10
15
17
18
16
17
18
17
17
16
17
15
15

Dew Point (°C)

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

Relative Humidity (%)

86
90
92
93
95
95
96
95
96
96
95
88
74
61
56
52
50
49
49
53
54
61
74
87

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020

Ozone (du)

294
294
295
295
295
294
294
293
293
294
294
294
295
295
294
294
293
293
292
292
292
293
293
294

Saturday 13

Waning Gibbous 50%

22:34

15:31

21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK
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

Sun - Rise: 06:53, Set: 19:25, Transit: 13:09. Moon - Rise: 22:34, Set: 15:31. Civil Dark: 19:54 - 06:24. Nautical Dark: 20:29 - 05:49. Astro Dark: 21:07 - 05:13

Total Clouds (% Sky Obscured)

95
95
95
47
52
34
50
81
55
73
71
88
76
60
52
61
63
61
87
97
81
85
81
79

Low Clouds (% Sky Obscured)

7
8
13
18
16
15
18
25
19
10
10
9
4
5
12
22
34
45
62
90
69
23
32
14

Medium Clouds (% Sky Obscured)

0
21
21
19
24
19
32
63
43
38
43
49
46
28
0
2
21
24
35
37
26
29
22
31

High Clouds (% Sky Obscured)

94
95
90
24
31
6
36
40
43
48
33
55
55
57
52
61
52
2
41
67
42
80
75
65

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
40
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
1
1
1
2
2
2
3
1
2
1
1
0
0
0
0
0
0
0
0
1
3
1
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
3
3
2
2
1
1
2
1
2
2
1
1
3
3
4
4
5
4
5
6
6
5
4

Chance of Frost

Temperature (°C)

13
13
13
12
12
12
11
11
11
10
11
12
15
18
19
20
21
22
22
21
21
20
18
16

Feels Like (°C)

14
12
12
12
13
13
13
12
11
12
11
13
15
17
19
20
21
21
21
20
19
18
17
15

Dew Point (°C)

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

Relative Humidity (%)

90
90
92
93
93
93
93
95
93
95
95
90
78
67
56
50
47
44
43
48
57
60
73
86

Pressure (mb)

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

Ozone (du)

294
295
295
295
296
296
296
295
296
298
298
299
300
301
301
301
299
299
298
297
300
302
302
303

Sunday 14

Third Quarter 39%

23:33

16:28

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

Sun - Rise: 06:54, Set: 19:23, Transit: 13:09. Moon - Rise: 23:33, Set: 16:28. Civil Dark: 19:52 - 06:25. Nautical Dark: 20:27 - 05:50. Astro Dark: 21:05 - 05:14

Total Clouds (% Sky Obscured)

80
88
89
62
48
30
49
81
81
83
56
34
45
36
37
30
38
46
33
65
57
52
48
45

Low Clouds (% Sky Obscured)

29
31
23
23
31
27
49
81
81
83
56
26
38
30
29
19
26
33
14
14
15
9
5
0

Medium Clouds (% Sky Obscured)

35
35
41
38
32
0
0
0
0
0
0
0
0
0
25
28
26
17
11
7
0
0
0
0

High Clouds (% Sky Obscured)

65
50
35
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5

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 (%)

5
16
10
3
0
0
0
0
0
0
0
0
0
0
0
2
2
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)

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

Chance of Frost

Temperature (°C)

14
14
14
13
13
13
13
13
13
13
13
14
16
18
19
20
21
22
22
22
21
20
18
16

Feels Like (°C)

13
14
13
13
14
14
13
13
12
12
12
14
17
18
19
20
20
20
21
21
19
18
16
14

Dew Point (°C)

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

Relative Humidity (%)

90
92
93
96
92
86
89
87
82
86
90
90
79
66
56
49
48
48
47
45
46
54
66
75

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1020
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024

Ozone (du)

303
303
305
305
306
306
308
310
313
312
311
308
305
304
302
300
300
299
298
297
296
296
296
296

Monday 15

Waning Crescent 28%

00:42

17:11

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

Sun - Rise: 06:55, Set: 19:21, Transit: 13:08. Moon - Rise: 00:42, Set: 17:11. Civil Dark: 19:51 - 06:26. Nautical Dark: 20:25 - 05:51. Astro Dark: 21:03 - 05:16

Total Clouds (% Sky Obscured)

49
57
64
68
72
78
91
53
11
9
4
0
2
3
5
7
14
21
23
36
26
9
4
0

Low Clouds (% Sky Obscured)

0
0
0
13
27
38
27
11
11
9
4
0
2
3
5
7
14
20
21
35
23
4
2
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

12
18
25
14
8
2
1
1
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
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
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)

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

Chance of Frost

Temperature (°C)

14
13
12
12
11
11
10
10
10
10
11
13
16
19
21
23
23
24
24
24
23
22
19
17

Feels Like (°C)

13
12
11
10
10
10
10
9
10
12
12
15
18
20
23
25
26
25
24
23
22
21
19
18

Dew Point (°C)

11
10
10
10
10
10
10
10
9
9
10
10
10
9
10
10
10
10
10
11
12
13
14
15

Relative Humidity (%)

79
82
83
87
91
93
95
95
95
95
93
83
65
53
48
45
42
40
41
44
50
58
70
86

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1022
1022
1021
1021
1021
1022
1022

Ozone (du)

296
297
296
296
296
295
294
292
290
292
292
292
293
294
294
294
294
293
293
292
292
291
290
289

Tuesday 16

Waning Crescent 18%

01:56

17:44

21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
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 Good
18 Good
19 Good
20 Good

Sun - Rise: 06:56, Set: 19:20, Transit: 13:08. Moon - Rise: 01:56, Set: 17:44. Civil Dark: 19:49 - 06:27. Nautical Dark: 20:23 - 05:53. Astro Dark: 20:59 - 05:17

Total Clouds (% Sky Obscured)

0
0
6
10
5
4
6
11
7
5
5
3
3
3
2
6
11
14
10
8
10
10
6
0

Low Clouds (% Sky Obscured)

0
0
2
3
1
0
0
0
0
0
0
0
0
0
0
3
5
8
9
8
10
10
5
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
1
1
1
1
2
7
4
3
3
2
1
1
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
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
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)

4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
4
4
5
4
3

Chance of Frost

Temperature (°C)

15
15
15
14
13
13
12
12
11
11
12
14
17
19
21
24
25
25
26
25
24
23
20
18

Feels Like (°C)

16
16
16
15
15
14
13
12
12
11
12
15
17
18
19
20
21
21
22
28
27
26
26
26

Dew Point (°C)

14
14
14
14
13
12
10
10
9
9
10
11
11
11
11
11
11
11
11
12
13
14
14
14

Relative Humidity (%)

93
95
96
98
96
95
90
87
87
86
89
83
67
58
51
45
42
40
37
44
50
59
68
78

Pressure (mb)

1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1020
1020

Ozone (du)

289
289
290
289
288
287
286
285
285
285
285
284
284
283
283
283
282
282
281
281
282
282
283
283

Wednesday 17

Waning Crescent 11%

03:11

18:09

21 OK
22 OK
23 OK
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
18 Bad
19 Bad
20 Bad

Sun - Rise: 06:57, Set: 19:18, Transit: 13:08. Moon - Rise: 03:11, Set: 18:09. Civil Dark: 19:47 - 06:28. Nautical Dark: 20:21 - 05:54. Astro Dark: 20:56 - 05:19

Total Clouds (% Sky Obscured)

10
21
30
54
76
98
98
97
97
98
98
99
88
78
68
71
74
76
83
89
94
93
95
96

Low Clouds (% Sky Obscured)

10
21
30
50
70
85
56
30
6
10
18
22
19
11
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
1
1
1
1
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0
0
2
4
6

High Clouds (% Sky Obscured)

0
0
0
9
18
26
49
72
94
95
96
97
87
77
67
70
73
76
83
89
93
93
95
94

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

Chance of Frost

Temperature (°C)

16
15
15
15
15
14
14
14
14
14
15
16
17
19
21
23
23
23
24
23
22
21
19
18

Feels Like (°C)

25
16
17
18
18
17
17
14
14
14
14
13
12
18
19
19
20
21
22
24
23
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
92
93
93
93
95
95
95
87
82
76
68
62
55
55
55
56
59
63
67
75
83

Pressure (mb)

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

Ozone (du)

284
284
284
283
283
282
282
282
283
283
283
283
283
283
283
282
281
280
279
280
280
280
281
281

Thursday 18

Waning Crescent 5%

04:24

18:29

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: 06:59, Set: 19:16, Transit: 13:07. Moon - Rise: 04:24, Set: 18:29. Civil Dark: 19:45 - 06:30. Nautical Dark: 20:19 - 05:55. Astro Dark: 20:54 - 05:20

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
8
15
32
40
44
49
56
63
66
76
81
85
76
73
69

Medium Clouds (% Sky Obscured)

20
30
35
34
12
13
21
32
44
61
79
96
94
91
88
82
79
75

High Clouds (% Sky Obscured)

93
89
62
73
87
100
99
99
99
100
100
100
99
98
97
99
99
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
4
7
9
29
40
78
82
85
87
66
51
32

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.7
0.7
0.7
0.8
0.3
0
0

Wind Speed/Direction (mph)

4
4
4
5
4
4
4
4
4
4
4
4
4
5
7
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
15
16
17
16
16
16
15
14
15
15
14
14
19
18
18
18
18

Dew Point (°C)

16
16
16
16
15
15
14
14
14
15
15
15
16
15
14
13
12
12

Relative Humidity (%)

95
96
96
96
96
95
95
95
95
96
92
89
86
78
70
63
62
62

Pressure (mb)

1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

282
282
282
282
281
281
281
281
282
283
283
284
284
285
286
286
287
288

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

Generated: 12/09/25 21:49:53. Forecast: 12/09/25 to 18/09/25. Timezone: UTC-3.00