Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 5%

04:46

18:37

23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
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 Good
21 Good
22 Good

Sun - Rise: 07:11, Set: 19:27, Transit: 13:19. Moon - Rise: 04:46, Set: 18:37. Civil Dark: 19:54 - 06:44. Nautical Dark: 20:26 - 06:12. Astro Dark: 20:59 - 05:39

Total Clouds (% Sky Obscured)

13
10
9
7
5
2
20
25
21
19
20
59
69
51
54
57
68
59
74
62
52
14
2
1

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
19
21
17
17
18
23
33
24
33
47
58
49
39
49
39
0
0
1

Medium Clouds (% Sky Obscured)

0
0
0
7
5
0
0
0
0
0
0
0
46
21
12
48
31
27
1
0
0
0
0
0

High Clouds (% Sky Obscured)

3
3
3
3
2
2
2
2
2
2
3
50
35
27
19
2
2
11
48
29
32
14
2
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
13
8
10
15
12
5
5
7
3
3
1

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)

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

Chance of Frost

Temperature (°C)

18
17
16
16
15
15
15
15
14
15
19
22
25
26
27
27
28
27
27
26
24
22
20
19

Feels Like (°C)

20
18
16
17
16
17
17
17
16
17
21
24
25
26
27
27
28
26
25
25
24
22
20
20

Dew Point (°C)

8
8
7
8
8
8
8
9
9
9
9
9
9
9
8
8
8
8
9
10
12
15
15
15

Relative Humidity (%)

52
55
57
60
64
65
66
67
68
64
51
42
36
33
30
29
28
29
32
36
48
65
74
77

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1018
1019
1019

Ozone (du)

281
280
280
280
280
279
279
279
280
281
283
284
285
284
284
285
287
287
288
288
288
286
287
288

Friday 19

Waning Crescent 1%

05:53

18:58

23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 OK
08 OK
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

Sun - Rise: 07:12, Set: 19:25, Transit: 13:19. Moon - Rise: 05:53, Set: 18:58. Civil Dark: 19:52 - 06:45. Nautical Dark: 20:25 - 06:13. Astro Dark: 20:57 - 05:40

Total Clouds (% Sky Obscured)

0
0
0
1
1
1
1
14
25
48
65
75
96
99
97
100
100
100
100
100
100
95
97
91

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
18
24
19
21
6
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
11
24
20
17

High Clouds (% Sky Obscured)

0
0
0
1
1
1
1
12
19
48
65
75
96
98
89
100
100
100
100
100
100
95
97
91

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
7
5
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
Light Rain
Light Rain
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
48
76
69
69
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
1
0.5
0.6
0

Wind Speed/Direction (mph)

6
6
6
5
5
5
5
5
5
4
5
5
6
5
5
5
5
5
6
6
4
5
5
6

Chance of Frost

Temperature (°C)

17
16
16
15
15
15
14
14
13
14
17
20
22
25
26
28
28
29
28
27
23
21
19
18

Feels Like (°C)

18
17
16
16
15
16
15
14
13
14
16
18
21
24
25
27
28
28
26
26
24
20
19
18

Dew Point (°C)

14
13
12
12
12
12
11
11
10
10
10
10
10
11
10
10
10
9
9
11
16
16
16
16

Relative Humidity (%)

78
78
79
80
83
83
82
82
82
76
62
52
46
42
36
32
30
29
30
37
65
74
82
88

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1022
1021
1020
1020
1019
1018
1018
1018
1018
1019
1019
1020

Ozone (du)

289
290
288
288
289
290
292
292
293
295
296
297
296
294
293
291
291
292
293
291
290
290
291
292

Saturday 20

Waning Crescent 0%

06:57

19:17

23 Bad
00 Bad
01 Bad
02 OK
03 Good
04 OK
05 OK
06 Good
07 Good
08 OK
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

Sun - Rise: 07:13, Set: 19:23, Transit: 13:18. Moon - Rise: 06:57, Set: 19:17. Civil Dark: 19:51 - 06:46. Nautical Dark: 20:23 - 06:14. Astro Dark: 20:56 - 05:41

Total Clouds (% Sky Obscured)

75
47
41
8
6
37
17
4
5
32
52
58
77
89
100
100
100
100
80
65
92
69
75
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
6
1
3
9
45
18
29
28
16
19
23
26

Medium Clouds (% Sky Obscured)

1
3
8
2
2
27
2
0
0
6
7
14
23
20
18
19
10
10
54
51
48
46
46
51

High Clouds (% Sky Obscured)

75
47
41
8
6
19
17
3
3
25
52
44
62
87
100
100
100
100
70
65
92
69
75
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 (%)

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 (%)

1
17
11
1
1
0
0
0
0
0
0
0
0
0
0
0
0
2
4
16
21
32
42
52

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)

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

Chance of Frost

Temperature (°C)

18
17
16
16
16
16
16
16
16
17
19
22
25
27
29
30
30
30
29
28
26
24
23
21

Feels Like (°C)

17
17
17
16
17
17
16
16
17
18
20
21
23
26
27
27
27
27
26
26
26
23
23
21

Dew Point (°C)

16
15
15
15
14
14
14
14
14
15
16
16
14
12
11
11
10
11
10
10
11
12
12
13

Relative Humidity (%)

88
89
90
92
90
90
92
90
90
89
81
68
51
39
33
30
28
30
30
32
37
45
50
59

Pressure (mb)

1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1017
1016
1015
1014
1014
1014
1014
1014
1014
1015

Ozone (du)

292
293
293
292
291
288
284
284
281
280
281
281
281
281
278
278
278
278
278
277
276
275
274
274

Sunday 21

New Moon 1%

08:00

19:36

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

Sun - Rise: 07:14, Set: 19:22, Transit: 13:18. Moon - Rise: 08:00, Set: 19:36. Civil Dark: 19:49 - 06:47. Nautical Dark: 20:21 - 06:15. Astro Dark: 20:54 - 05:42

Total Clouds (% Sky Obscured)

100
100
100
90
100
95
67
99
99
96
93
91
93
95
98
98
99
100
100
100
98
100
100
100

Low Clouds (% Sky Obscured)

65
69
62
63
65
63
65
76
83
75
67
59
60
57
46
46
51
57
24
23
26
62
61
72

Medium Clouds (% Sky Obscured)

83
63
43
32
17
7
16
22
60
59
64
65
65
70
46
47
77
97
100
100
86
92
85
77

High Clouds (% Sky Obscured)

100
100
100
90
100
95
67
90
73
74
60
58
66
80
81
85
90
96
97
98
98
100
100
100

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

85
95
95
95
83
42
31
44
25
12
40
75
80
44
35
45
54
65
64
60
56
63
51
48

Precipitation Amount (mm)

0.5
1
1.5
1
0.5
0
0
0
0
0
0
0.4
0.8
0
0
0
0.2
0.3
0.3
0.2
0
0.2
0
0

Wind Speed/Direction (mph)

6
5
6
8
7
6
6
5
5
5
5
6
6
7
7
8
8
7
7
7
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

19
19
19
18
18
17
17
19
17
18
19
20
20
21
22
23
23
22
22
21
20
20
19
19

Dew Point (°C)

13
13
13
14
15
15
16
17
17
17
18
19
19
20
21
19
18
19
20
20
20
19
18
18

Relative Humidity (%)

65
63
66
70
75
78
86
90
96
95
95
95
93
96
96
78
70
80
91
92
96
95
95
96

Pressure (mb)

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

Ozone (du)

273
273
273
272
272
272
271
271
272
272
272
271
271
272
273
274
274
274
276
276
277
278
277
278

Monday 22

Waxing Crescent 4%

09:02

19:57

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

Sun - Rise: 07:15, Set: 19:20, Transit: 13:18. Moon - Rise: 09:02, Set: 19:57. Civil Dark: 19:47 - 06:48. Nautical Dark: 20:19 - 06:16. Astro Dark: 20:52 - 05:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
83
99
97
99
78
94
91
91
86
99
99
100
96
93
88
92
96
100

Low Clouds (% Sky Obscured)

68
63
72
77
74
68
74
80
87
83
68
61
62
57
48
66
72
65
53
45
34
37
37
37

Medium Clouds (% Sky Obscured)

82
86
91
61
52
40
31
30
7
5
1
2
6
13
18
33
33
26
18
11
2
11
22
30

High Clouds (% Sky Obscured)

99
98
97
98
99
100
76
98
79
76
60
87
51
73
23
51
73
98
93
87
84
90
95
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
9
9
7
9
8
9
9
9
8
7
6
7
8
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
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

61
63
58
56
50
31
37
43
23
41
45
51
29
23
14
70
73
78
73
69
61
50
35
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

18
17
17
17
17
17
17
17
17
17
18
18
18
18
17
17
16
17
18
18
18
17
17
17

Relative Humidity (%)

95
95
96
96
98
98
98
98
100
96
93
86
82
76
69
63
65
69
74
80
85
89
90
93

Pressure (mb)

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

Ozone (du)

278
279
279
280
281
282
285
286
288
286
285
285
286
286
286
286
286
285
285
285
286
286
286
286

Tuesday 23

Waxing Crescent 8%

10:05

20:19

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

Sun - Rise: 07:16, Set: 19:18, Transit: 13:17. Moon - Rise: 10:05, Set: 20:19. Civil Dark: 19:45 - 06:49. Nautical Dark: 20:18 - 06:17. Astro Dark: 20:50 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
97
94
91
87
83
79
66
54
44
61
75
88

Low Clouds (% Sky Obscured)

48
57
66
60
55
49
57
66
74
78
82
85
74
63
52
44
39
33
23
16
10
15
15
13

Medium Clouds (% Sky Obscured)

37
48
55
62
68
76
82
88
94
92
89
87
69
51
33
35
34
30
35
37
39
50
61
71

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
94
87
80
64
55
60
80
81
78
59
51
37
49
60
76

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

6
4
1
1
2
1
2
2
1
4
4
3
9
13
15
26
27
22
39
50
54
57
53
46

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
17
17
17
17
16
17
17
17
19
20
22
24
25
27
27
27
26
24
22
20
19
19

Feels Like (°C)

20
20
20
19
18
18
17
18
18
17
18
19
19
21
21
22
30
29
28
28
28
29
19
20

Dew Point (°C)

17
17
16
16
16
16
16
16
16
16
17
17
18
17
16
16
15
15
14
15
17
18
18
18

Relative Humidity (%)

95
95
95
96
95
95
96
95
96
96
89
82
75
65
57
50
48
48
46
58
72
89
92
93

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

285
285
284
284
284
284
284
284
285
285
284
284
283
282
280
279
278
277
276
275
275
274
274
273

Wednesday 24

Waxing Crescent 14%

11:08

20:45

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:17, Set: 19:16, Transit: 13:17. Moon - Rise: 11:08, Set: 20:45. Civil Dark: 19:44 - 06:50. Nautical Dark: 20:16 - 06:18. Astro Dark: 20:48 - 05:45

Total Clouds (% Sky Obscured)

75
57
41
43
48
55
68
80
90
82
76
74
82
84
85
85
86
87
70
53
37

Low Clouds (% Sky Obscured)

14
12
10
16
24
35
42
49
54
47
51
55
62
66
69
66
66
61
51
40
31

Medium Clouds (% Sky Obscured)

70
57
41
43
48
55
50
45
45
43
25
15
10
6
1
4
8
12
8
4
0

High Clouds (% Sky Obscured)

64
49
37
37
38
48
67
62
55
38
22
9
16
24
33
39
57
69
70
53
37

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

41
36
30
64
82
87
73
64
61
63
58
43
45
49
54
65
72
76
95
95
95

Precipitation Amount (mm)

0
0
0
0.2
0.4
0.4
0.3
0.2
0
0.2
0.2
0
0
0
0.2
0.3
0.3
0.3
1
1.8
2.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
20
20
20
19
19
19
19
19
19
20
21
22
23
23
24
27
26
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
98
98
98
98
98
98
98
93
92
88
85
81
78
79
79
80
85
91

Pressure (mb)

1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1017
1016
1016
1015
1014
1014
1014

Ozone (du)

273
272
271
271
271
272
272
274
275
276
277
278
279
278
277
277
277
277
277
277
277

Forecast for Akron, Summit, United States of America (41.08,-81.52)

Generated: 18/09/25 23:12:46. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00