Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 8

Waning Gibbous 81%

23:23

09:46

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

Sun - Rise: 05:37, Set: 19:56, Transit: 12:46. Moon - Rise: 23:23, Set: 09:46. Civil Dark: 20:25 - 05:08. Nautical Dark: 21:01 - 04:32. Astro Dark: 21:39 - 03:54

Total Clouds (% Sky Obscured)

100
98
84
83
27
50
55
84
70
52
97
100
100
100
100
51
14
8
26
6
1
0
0
0

Low Clouds (% Sky Obscured)

93
93
84
6
3
8
4
8
7
7
16
15
18
21
16
14
14
6
16
5
0
0
0
0

Medium Clouds (% Sky Obscured)

71
1
1
0
0
0
3
22
28
22
5
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
88
73
68
17
37
41
51
41
52
97
100
100
100
100
31
2
3
5
2
1
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)

13
14
13
14
15
17
17
18
16
15
13
10
10
9
8
6
5
3
3
4
4
4
3
3

Chance of Frost

Temperature (°C)

23
23
24
24
24
24
23
22
22
21
21
21
21
21
20
20
20
19
19
18
20
22
24
27

Feels Like (°C)

21
21
22
22
22
22
21
20
20
19
21
21
21
21
21
21
21
22
22
22
23
25
28
30

Dew Point (°C)

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

Relative Humidity (%)

62
68
67
62
59
65
68
75
80
84
85
86
88
89
92
93
95
95
95
95
88
74
59
47

Pressure (mb)

1014
1013
1013
1012
1011
1011
1010
1010
1010
1011
1012
1013
1013
1013
1012
1012
1011
1011
1012
1012
1013
1013
1013
1013

Ozone (du)

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

Tuesday 9

Waning Gibbous 71%

23:59

10:53

11 Good
12 OK
13 OK
14 OK
15 Good
16 Good
17 OK
18 OK
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: 05:37, Set: 19:57, Transit: 12:47. Moon - Rise: 23:59, Set: 10:53. Civil Dark: 20:26 - 05:08. Nautical Dark: 21:02 - 04:32. Astro Dark: 21:40 - 03:54

Total Clouds (% Sky Obscured)

0
0
0
0
0
1
14
46
72
89
89
94
95
92
91
94
97
96
99
98
95
94
94
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
59
89
89
94
95
92
91
92
89
90
94
91
77
79
79
74

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
11
18
0
1
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
13
42
62
5
2
3
9
64
2
16
62
86
86
74
52
75
50
60

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
1
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
13
7
17
10
25
27
29
30
23
23
11
21
12
22
8
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)

3
5
7
11
13
12
11
10
14
17
19
19
19
18
17
17
17
17
17
16
16
15
15
13

Chance of Frost

Temperature (°C)

29
31
32
31
30
28
27
25
24
22
21
21
21
20
20
20
20
19
19
19
19
20
20
20

Feels Like (°C)

31
32
32
30
29
29
27
27
24
20
19
19
18
18
18
18
18
17
17
17
17
17
18
18

Dew Point (°C)

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

Relative Humidity (%)

35
30
29
32
39
48
56
70
82
88
85
86
86
89
89
91
89
88
85
82
82
80
79
79

Pressure (mb)

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

Ozone (du)

280
280
280
279
278
276
276
277
278
279
279
278
277
277
278
276
276
275
275
275
277
278
278
278

Wednesday 10

Waning Gibbous 61%

00:30

10:53

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
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:37, Set: 19:58, Transit: 12:47. Moon - Rise: 00:30, Set: 10:53. Civil Dark: 20:27 - 05:08. Nautical Dark: 21:02 - 04:32. Astro Dark: 21:41 - 03:54

Total Clouds (% Sky Obscured)

94
98
100
100
100
100
100
100
94
98
100
100
100
100
100
100
97
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

80
50
34
48
47
60
68
61
67
89
85
91
80
81
93
93
90
93
96
98
100
99
98
96

Medium Clouds (% Sky Obscured)

0
0
0
0
0
13
23
20
24
7
14
14
26
43
80
90
70
66
47
36
27
44
59
76

High Clouds (% Sky Obscured)

60
93
100
100
100
100
100
100
81
85
95
84
95
95
99
99
31
40
35
35
32
22
41
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
9
9
9
9
9
3
2
9
2
7
8
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
Light Rain
Light Rain
None
Very Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

2
2
0
0
0
1
8
29
44
42
60
71
52
61
71
83
95
95
95
95
95
62
61
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0.2
0
0.3
1
1.7
1.5
1.3
1.5
0.2
0.3
0.7

Wind Speed/Direction (mph)

13
13
13
11
11
11
11
9
9
11
12
15
17
18
16
15
15
15
12
14
14
14
14
15

Chance of Frost

Temperature (°C)

21
22
22
22
23
23
22
22
22
21
21
21
20
19
19
19
19
19
19
19
19
19
19
19

Feels Like (°C)

19
20
20
21
22
22
22
22
22
21
21
20
19
17
17
18
17
17
18
17
17
17
18
17

Dew Point (°C)

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

Relative Humidity (%)

76
74
74
73
75
76
81
84
88
91
92
95
95
92
92
92
92
93
92
93
92
92
91
89

Pressure (mb)

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

Ozone (du)

278
277
277
277
277
276
276
276
278
279
279
279
280
279
280
281
282
282
283
285
286
285
285
284

Thursday 11

Waning Gibbous 51%

00:56

11:57

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
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:37, Set: 19:59, Transit: 12:48. Moon - Rise: 00:56, Set: 11:57. Civil Dark: 20:28 - 05:08. Nautical Dark: 21:03 - 04:33. Astro Dark: 21:42 - 03:54

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
97
98
99
99
100
100
100
100
100
100
100
93
83
91
96
94
93
96
98
90
100
100
100

Medium Clouds (% Sky Obscured)

81
63
41
50
59
71
74
68
53
57
78
83
80
58
44
57
71
84
83
83
82
88
93
87

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
95
92
63
83
54
60
95
84
90
95
93
78
67
67
68
85
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.9
0.9
0.8
0
0.7
0.3
0.3
0.7
0.6
0.8
1
0.7
0.2
0
0.2
0
0.4
0.6
0.5
0.4
1.2
2
0.7
0.4

Wind Speed/Direction (mph)

14
14
14
13
14
13
15
14
11
9
8
8
6
4
4
2
4
6
6
8
12
13
14
13

Chance of Frost

Temperature (°C)

19
19
19
20
20
20
19
19
19
19
19
19
19
19
19
19
19
19
19
19
20
20
20
20

Feels Like (°C)

17
18
18
18
18
18
17
18
19
19
20
20
20
21
20
21
20
20
20
19
19
19
18
19

Dew Point (°C)

18
18
18
18
17
18
18
18
19
18
18
18
18
18
18
18
18
18
18
18
18
18
18
18

Relative Humidity (%)

89
91
92
89
86
88
91
93
95
93
93
93
91
92
93
92
92
92
92
92
92
91
92
88

Pressure (mb)

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

Ozone (du)

283
283
284
284
286
284
284
285
286
286
286
286
286
287
287
287
288
288
290
290
291
290
292
294

Friday 12

Third Quarter 40%

01:21

12:56

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
08 Bad
09 Bad
10 Bad

Sun - Rise: 05:37, Set: 19:59, Transit: 12:48. Moon - Rise: 01:21, Set: 12:56. Civil Dark: 20:28 - 05:08. Nautical Dark: 21:04 - 04:33. Astro Dark: 21:43 - 03:54

Total Clouds (% Sky Obscured)

100
100
100
100
98
99
97
96
95
94
93
88
84
81
79
73
67
61
62
60
59
71
84
99

Low Clouds (% Sky Obscured)

94
87
80
78
76
74
76
78
82
78
68
61
62
63
63
62
61
61
56
51
57
66
71
80

Medium Clouds (% Sky Obscured)

98
85
91
89
84
94
88
61
61
73
75
65
44
24
2
2
2
2
1
1
0
0
0
0

High Clouds (% Sky Obscured)

100
100
99
70
39
15
14
25
33
31
20
0
15
30
45
30
15
0
0
0
0
31
65
98

ISS Passover

Visibility (miles)

8
9
9
3
8
9
8
9
9
4
7
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

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

Precipitation Probability (%)

95
95
95
95
95
93
87
84
95
94
75
71
72
58
36
33
25
16
37
38
19
21
15
11

Precipitation Amount (mm)

0.4
0.3
0.4
0.8
0.5
0.5
0.5
0.5
0.9
0.6
0.3
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
11
13
13
14
14
16
14
14
13
11
10
9
8
7
4
2
2
3
4
5
5
5

Chance of Frost

Temperature (°C)

20
20
20
21
20
21
20
20
20
20
20
19
19
19
19
19
19
18
18
19
19
20
21
23

Feels Like (°C)

19
19
20
20
19
20
18
18
18
18
18
18
19
19
18
19
19
19
19
20
20
21
22
21

Dew Point (°C)

18
18
18
17
18
18
18
18
18
18
18
17
17
17
17
18
17
17
17
17
18
18
19
19

Relative Humidity (%)

88
86
84
80
86
84
89
89
88
88
88
88
88
89
91
92
92
92
93
91
89
89
84
78

Pressure (mb)

1016
1016
1015
1014
1014
1014
1013
1013
1013
1014
1014
1014
1014
1013
1012
1011
1011
1011
1011
1011
1011
1011
1011
1010

Ozone (du)

294
293
292
291
291
292
291
290
288
287
286
286
288
287
286
286
285
285
284
285
285
285
284
283

Saturday 13

Waning Crescent 31%

01:45

13:54

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

Sun - Rise: 05:38, Set: 20:00, Transit: 12:49. Moon - Rise: 01:45, Set: 13:54. Civil Dark: 20:29 - 05:09. Nautical Dark: 21:05 - 04:33. Astro Dark: 21:44 - 03:54

Total Clouds (% Sky Obscured)

78
56
37
56
76
95
96
97
98
99
99
100
100
100
100
100
100
100
97
94
92
82
72
62

Low Clouds (% Sky Obscured)

60
38
18
14
8
1
0
0
0
9
20
32
37
38
39
46
55
63
68
73
76
63
50
31

Medium Clouds (% Sky Obscured)

7
13
21
13
7
0
21
42
63
75
88
100
97
94
92
94
95
97
78
60
42
28
14
0

High Clouds (% Sky Obscured)

65
33
0
33
67
95
96
97
98
99
99
100
100
100
100
100
100
100
95
90
86
70
54
22

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
6
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

5
1
0
0
0
0
0
0
3
39
52
76
82
82
82
73
63
53
43
29
7
7
6
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
25
25
26
25
24
24
24
23
23
23
22
22
22
21
21
20
20
20
20
20
20
21
22

Feels Like (°C)

22
26
26
25
26
27
27
25
25
24
25
24
24
21
21
21
20
20
20
19
19
19
19
19

Dew Point (°C)

19
19
18
17
18
18
19
19
20
20
20
20
20
20
19
19
19
19
19
18
18
17
16
14

Relative Humidity (%)

72
68
64
60
64
69
72
75
80
84
84
85
87
88
89
91
92
93
93
89
86
84
71
61

Pressure (mb)

1009
1009
1008
1007
1006
1005
1004
1004
1004
1004
1005
1005
1006
1005
1005
1005
1005
1005
1005
1006
1007
1008
1008
1008

Ozone (du)

283
283
283
283
283
283
283
283
283
283
283
282
281
280
280
280
281
283
285
287
289
290
288
286

Sunday 14

Waning Crescent 22%

02:10

14:51

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 OK
02 OK
03 OK
04 OK

Sun - Rise: 05:38, Set: 20:01, Transit: 12:49. Moon - Rise: 02:10, Set: 14:51. Civil Dark: 20:30 - 05:09. Nautical Dark: 21:06 - 04:33. Astro Dark: 21:45 - 03:54

Total Clouds (% Sky Obscured)

62
62
62
58
54
49
60
71
83
73
61
52
48
40
29
29
26
19

Low Clouds (% Sky Obscured)

31
31
37
38
41
46
53
58
62
56
53
39
32
31
29
26
16
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
4
7
10
7
4
0
0
0
0

High Clouds (% Sky Obscured)

19
16
13
11
7
6
25
42
58
56
52
40
26
11
0
11
22
19

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
None
None
None
None
None
None
None

Precipitation Probability (%)

3
2
0
0
0
0
0
0
0
2
3
0
6
9
3
8
7
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
26
26
25
25
26
27
23
23
23
23
22
22
19
19
18
18
18

Dew Point (°C)

13
13
12
12
13
15
16
17
17
18
18
18
17
17
16
15
15
15

Relative Humidity (%)

52
50
48
46
51
57
63
71
77
85
86
88
88
86
85
82
82
82

Pressure (mb)

1008
1008
1007
1007
1006
1006
1006
1007
1007
1008
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

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

Forecast for Sydney, Australia (-33.87,151.21)

Generated: 08/12/25 10:57:31. Forecast: 08/12/25 to 14/12/25. Timezone: UTC+11.00