Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 5%

05:07

17:49

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

Sun - Rise: 07:13, Set: 19:26, Transit: 13:19. Moon - Rise: 05:07, Set: 17:49. Civil Dark: 19:49 - 06:50. Nautical Dark: 20:16 - 06:23. Astro Dark: 20:44 - 05:55

Total Clouds (% Sky Obscured)

51
58
70
100
100
100
100
100
100
92
99
75
32
85
70
76
30
21
23
19
19
21
29
33

Low Clouds (% Sky Obscured)

12
16
24
29
20
9
3
8
10
11
11
12
16
14
13
17
16
15
16
14
13
15
24
27

Medium Clouds (% Sky Obscured)

34
40
70
77
66
26
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
30

High Clouds (% Sky Obscured)

51
58
70
100
100
100
100
100
100
92
99
24
2
25
18
21
4
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
2
7
9
7
8
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
33
27
35
42
36
20
1
0
0
2
0
0
0
0
0
0
0
0
0
1
4
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
31
30
29
29
28
27
26
25
25
24
24
24
24
24
24
24
23
23
24
25
26
28
29

Feels Like (°C)

31
32
32
31
30
30
29
29
28
27
27
27
26
28
26
26
27
28
28
28
29
29
30
31

Dew Point (°C)

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

Relative Humidity (%)

59
56
58
61
66
74
79
87
86
88
89
89
91
92
94
92
94
94
94
92
82
71
62
56

Pressure (mb)

1016
1015
1014
1014
1014
1014
1014
1015
1015
1016
1016
1016
1015
1015
1014
1014
1014
1014
1015
1015
1016
1016
1016
1015

Ozone (du)

276
275
275
275
275
275
275
275
274
275
276
277
279
281
279
278
277
278
279
280
282
282
282
282

Friday 19

Waning Crescent 1%

06:04

18:22

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

Sun - Rise: 07:14, Set: 19:25, Transit: 13:19. Moon - Rise: 06:04, Set: 18:22. Civil Dark: 19:48 - 06:50. Nautical Dark: 20:15 - 06:23. Astro Dark: 20:43 - 05:56

Total Clouds (% Sky Obscured)

35
39
44
40
22
12
18
0
0
11
15
17
26
25
21
28
32
46
35
28
26
36
65
55

Low Clouds (% Sky Obscured)

30
32
39
35
21
12
15
0
0
8
11
13
18
15
14
18
19
19
22
18
17
26
44
36

Medium Clouds (% Sky Obscured)

11
39
44
39
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
26

High Clouds (% Sky Obscured)

0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
46
1
0
0
0
5
1

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 (%)

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

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)

9
10
10
10
11
10
10
8
8
7
6
6
6
5
5
5
5
6
5
6
8
10
10
9

Chance of Frost

Temperature (°C)

30
31
31
31
31
30
29
27
26
26
25
25
24
24
24
24
24
24
24
24
25
27
28
30

Feels Like (°C)

32
32
32
32
31
31
30
29
28
28
28
28
28
28
28
27
27
27
27
28
28
30
30
31

Dew Point (°C)

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

Relative Humidity (%)

51
47
45
45
48
55
62
65
69
72
76
79
80
83
85
88
89
91
91
89
79
71
64
58

Pressure (mb)

1015
1014
1013
1013
1013
1013
1014
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1016
1016
1017
1016
1016

Ozone (du)

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

Saturday 20

Waning Crescent 1%

06:59

18:51

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 07:14, Set: 19:24, Transit: 13:19. Moon - Rise: 06:59, Set: 18:51. Civil Dark: 19:47 - 06:51. Nautical Dark: 20:14 - 06:24. Astro Dark: 20:41 - 05:56

Total Clouds (% Sky Obscured)

61
75
69
68
53
43
66
46
65
70
64
70
75
98
97
93
84
84
75
82
89
97
94
91

Low Clouds (% Sky Obscured)

48
69
61
60
49
43
45
26
29
32
28
32
38
39
45
51
53
57
49
53
53
46
48
46

Medium Clouds (% Sky Obscured)

27
27
0
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
25

High Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
0
0
0
86
79
68
43
28
32
50
68
86
75
63

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 (%)

2
2
2
3
2
2
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
15
21
25

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)

9
10
10
11
11
10
10
9
8
7
7
6
5
5
5
5
5
5
5
5
6
7
8
8

Chance of Frost

Temperature (°C)

31
32
32
31
31
30
29
28
27
26
25
25
25
25
24
24
24
24
24
24
26
27
28
29

Feels Like (°C)

33
33
33
32
32
32
30
28
28
27
27
28
28
27
27
27
27
26
26
27
28
29
30
31

Dew Point (°C)

20
20
20
24
23
22
22
22
22
22
22
22
23
23
22
23
23
22
23
22
23
22
22
21

Relative Humidity (%)

52
49
51
64
64
62
67
72
76
79
80
84
87
88
88
89
89
89
91
88
82
74
67
60

Pressure (mb)

1015
1015
1014
1014
1014
1014
1014
1015
1015
1016
1015
1015
1015
1015
1015
1014
1014
1014
1015
1015
1015
1016
1016
1015

Ozone (du)

275
274
274
272
273
274
274
273
273
273
272
272
271
270
270
270
269
268
268
268
269
269
269
269

Sunday 21

New Moon 0%

07:53

19:19

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
11 Bad
12 Bad

Sun - Rise: 07:15, Set: 19:22, Transit: 13:18. Moon - Rise: 07:53, Set: 19:19. Civil Dark: 19:46 - 06:51. Nautical Dark: 20:13 - 06:24. Astro Dark: 20:40 - 05:57

Total Clouds (% Sky Obscured)

88
89
88
88
91
95
100
94
96
89
86
88
94
99
99
99
99
99
100
93
81
93
100
100

Low Clouds (% Sky Obscured)

44
54
63
63
56
47
26
25
28
29
28
25
25
26
30
31
33
34
36
34
28
31
26
31

Medium Clouds (% Sky Obscured)

38
25
13
0
0
0
0
0
4
1
3
6
9
12
16
23
23
28
26
33
17
35
31
41

High Clouds (% Sky Obscured)

52
55
59
62
75
87
100
94
93
86
86
88
94
97
95
91
94
97
100
93
81
92
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
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 (%)

26
25
24
28
28
21
15
10
15
10
11
3
0
1
2
1
1
1
0
1
2
2
10
19

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)

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

Chance of Frost

Temperature (°C)

30
31
31
31
31
30
29
28
27
27
26
26
26
25
25
25
25
25
25
25
26
27
28
29

Feels Like (°C)

32
32
32
33
33
32
30
30
30
29
30
30
30
29
28
28
28
28
28
28
29
32
32
32

Dew Point (°C)

20
19
19
21
24
24
23
24
24
24
24
24
24
24
24
24
23
24
24
23
23
23
21
20

Relative Humidity (%)

55
51
48
57
66
69
71
77
81
86
88
90
91
92
94
94
92
94
95
91
83
76
66
59

Pressure (mb)

1015
1014
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014

Ozone (du)

267
266
267
268
269
269
269
270
269
268
268
267
267
267
267
267
266
267
268
267
268
267
266
267

Monday 22

Waxing Crescent 1%

08:47

19:47

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
11 Bad
12 Bad

Sun - Rise: 07:15, Set: 19:21, Transit: 13:18. Moon - Rise: 08:47, Set: 19:47. Civil Dark: 19:44 - 06:52. Nautical Dark: 20:12 - 06:25. Astro Dark: 20:39 - 05:57

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

46
57
60
60
76
71
71
72
75
44
17
15
14
19
26
40
47
53
57
58
61
66
59
50

Medium Clouds (% Sky Obscured)

59
47
52
54
64
72
74
74
66
59
73
82
90
99
99
99
93
90
84
79
77
81
75
72

High Clouds (% Sky Obscured)

94
84
92
92
94
95
100
98
96
93
95
96
98
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

9
17
20
21
44
60
69
56
42
12
17
19
1
7
7
6
8
7
3
51
73
90
85
79

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.7
0.4
0.2
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

30
31
31
31
31
30
28
27
27
27
26
26
26
25
25
25
25
25
25
25
26
27
27
28

Feels Like (°C)

33
34
34
34
33
32
30
30
29
29
29
29
28
28
28
28
29
29
29
29
28
29
29
29

Dew Point (°C)

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

Relative Humidity (%)

52
48
46
51
56
63
65
68
71
77
82
83
84
83
83
82
83
83
83
84
78
75
69
63

Pressure (mb)

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

Ozone (du)

266
266
266
265
265
265
266
265
265
265
266
266
264
264
264
264
264
264
264
265
265
266
266
266

Tuesday 23

Waxing Crescent 4%

09:41

20:16

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
11 Bad
12 Bad

Sun - Rise: 07:16, Set: 19:20, Transit: 13:18. Moon - Rise: 09:41, Set: 20:16. Civil Dark: 19:43 - 06:52. Nautical Dark: 20:10 - 06:25. Astro Dark: 20:38 - 05:58

Total Clouds (% Sky Obscured)

100
99
100
98
99
99
99
98
98
93
93
88
77
77
77
76
65
62
59
70
78
86
85
75

Low Clouds (% Sky Obscured)

41
46
51
56
59
61
65
65
65
64
56
49
36
38
40
42
33
35
34
39
40
43
42
41

Medium Clouds (% Sky Obscured)

66
54
42
31
27
25
20
15
10
5
5
6
6
6
5
5
5
4
4
3
2
1
0
0

High Clouds (% Sky Obscured)

99
68
37
10
10
15
10
10
15
10
0
0
1
0
0
0
0
0
2
13
54
71
55
53

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

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

Precipitation Probability (%)

71
70
73
68
69
73
78
65
50
18
34
41
45
40
33
0
0
0
0
2
2
2
8
10

Precipitation Amount (mm)

0.3
0.3
0.4
0.3
0.4
0.5
0.6
0.4
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

29
30
30
30
30
29
28
27
27
26
26
26
26
25
25
25
25
25
25
25
27
28
30
31

Feels Like (°C)

29
29
35
34
33
33
34
35
29
30
30
30
30
30
29
30
30
30
30
30
31
32
32
33

Dew Point (°C)

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

Relative Humidity (%)

58
53
52
51
49
54
60
68
70
75
77
81
83
84
86
86
87
86
84
83
74
65
57
54

Pressure (mb)

1016
1015
1015
1015
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1016
1017
1017
1018
1018
1018
1019
1018

Ozone (du)

266
267
267
267
268
268
268
269
268
268
268
267
267
267
267
268
268
269
270
271
271
272
272
272

Wednesday 24

Waxing Crescent 8%

10:36

20:46

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 OK

Sun - Rise: 07:16, Set: 19:19, Transit: 13:17. Moon - Rise: 10:36, Set: 20:46. Civil Dark: 19:42 - 06:53. Nautical Dark: 20:09 - 06:26. Astro Dark: 20:37 - 05:58

Total Clouds (% Sky Obscured)

59
62
62
63
75
88
100
82
64
47
58
66
70
72
74
75
63
51
39

Low Clouds (% Sky Obscured)

39
42
44
45
50
58
63
55
50
44
41
37
34
23
11
0
17
34
39

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
15
10
14
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

26
21
16
8
34
63
95
68
36
4
31
53
70
41
20
27
26
19
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

12
18
22
25
47
57
65
62
57
52
42
32
18
15
10
0
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

2
2
2
2
3
3
3
3
2
2
2
2
3
3
3
2
3
2
2

Chance of Frost

Temperature (°C)

32
33
33
33
32
31
30
28
28
27
26
26
26
26
25
25
25
25
25

Feels Like (°C)

33
34
40
39
38
37
37
37
30
31
30
31
31
30
30
30
30
30
29

Dew Point (°C)

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

Relative Humidity (%)

50
47
49
50
52
57
62
67
72
77
82
83
83
82
83
83
84
83
83

Pressure (mb)

1018
1017
1017
1016
1015
1016
1017
1017
1017
1018
1018
1018
1017
1017
1017
1016
1016
1016
1017

Ozone (du)

273
273
274
274
275
275
275
275
274
273
273
273
272
272
271
271
271
271
271

Forecast for Pittsburg, Polk, United States of America (27.66,-81.52)

Generated: 18/09/25 13:03:14. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00