Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 10%

03:40

18:24

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

Sun - Rise: 07:17, Set: 19:36, Transit: 13:26. Moon - Rise: 03:40, Set: 18:24. Civil Dark: 20:04 - 06:49. Nautical Dark: 20:37 - 06:16. Astro Dark: 21:11 - 05:42

Total Clouds (% Sky Obscured)

2
1
26
35
48
68
77
83
76
73
69
56
49
48
55
70
62
77
76
42
10
21
38
41

Low Clouds (% Sky Obscured)

0
0
29
39
50
40
42
41
55
51
33
9
18
39
39
37
4
0
39
30
0
13
37
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
42
40
58
73
58
24
1
1
1
6

High Clouds (% Sky Obscured)

4
2
0
1
2
35
53
61
46
59
12
8
6
8
12
52
8
29
4
8
8
10
4
7

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
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

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
1
1
5
5
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)

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

Chance of Frost

Temperature (°C)

19
18
17
16
15
16
16
16
16
18
22
24
26
28
29
30
30
30
29
27
25
23
21
20

Feels Like (°C)

22
21
19
17
16
17
17
17
17
19
21
25
27
28
30
31
30
31
29
27
24
22
20
20

Dew Point (°C)

16
15
15
14
13
13
13
13
14
15
3
5
7
8
10
10
10
10
9
10
12
13
13
13

Relative Humidity (%)

82
84
87
88
87
84
83
83
86
83
30
28
28
28
29
29
29
29
29
33
44
52
57
63

Pressure (mb)

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

Ozone (du)

286
284
283
284
285
286
286
285
284
284
283
283
283
283
283
283
283
284
282
281
280
281
282
282

Friday 19

Waning Crescent 5%

04:50

18:46

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 OK
17 OK
18 OK
19 OK
20 Good
21 Good
22 Good
23 Good

Sun - Rise: 07:18, Set: 19:34, Transit: 13:26. Moon - Rise: 04:50, Set: 18:46. Civil Dark: 20:02 - 06:50. Nautical Dark: 20:35 - 06:17. Astro Dark: 21:09 - 05:43

Total Clouds (% Sky Obscured)

47
53
61
58
65
69
65
64
68
71
61
74
84
72
68
53
39
22
23
19
9
8
8
5

Low Clouds (% Sky Obscured)

35
41
49
53
63
64
52
52
55
47
35
38
29
24
33
32
24
22
22
19
9
0
0
0

Medium Clouds (% Sky Obscured)

32
35
22
6
9
14
33
39
42
38
27
17
14
5
0
0
1
1
1
1
1
8
7
1

High Clouds (% Sky Obscured)

6
7
31
6
10
5
10
20
37
42
40
30
30
26
38
28
17
2
2
1
1
0
1
3

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 (%)

4
0
1
5
3
0
0
0
2
0
0
0
0
0
0
0
0
0
0
0
1
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)

8
8
7
7
7
7
6
7
7
7
7
7
7
6
6
6
7
8
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

19
19
18
18
18
18
18
17
18
19
20
22
23
24
25
25
26
25
24
23
21
19
18
17

Feels Like (°C)

19
18
18
18
19
18
18
18
18
18
20
21
24
25
26
26
26
25
24
22
20
18
16
16

Dew Point (°C)

14
14
14
14
14
14
14
14
14
13
13
13
12
12
11
11
11
10
10
10
9
9
8
8

Relative Humidity (%)

69
72
74
77
79
79
78
79
78
71
64
57
50
46
42
40
39
38
41
44
46
50
51
54

Pressure (mb)

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

Ozone (du)

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

Saturday 20

Waning Crescent 1%

05:58

19:06

00 Good
01 Good
02 Good
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 OK
23 OK

Sun - Rise: 07:19, Set: 19:32, Transit: 13:26. Moon - Rise: 05:58, Set: 19:06. Civil Dark: 20:00 - 06:51. Nautical Dark: 20:33 - 06:18. Astro Dark: 21:07 - 05:44

Total Clouds (% Sky Obscured)

5
8
4
54
82
98
98
100
100
100
100
100
100
100
100
100
100
100
86
51
50
50
22
38

Low Clouds (% Sky Obscured)

0
0
0
20
26
31
30
29
26
21
21
23
4
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
2
2
14
18
8
8
14
18
23
29
29
4
0
34
65
45
26
17
26
41
22
25

High Clouds (% Sky Obscured)

4
6
2
27
65
97
97
100
100
100
100
100
100
100
100
100
97
100
82
48
50
50
6
20

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
2
3
3
0
0
0
0
0
0
0
0
0
0
0
2
5

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

Chance of Frost

Temperature (°C)

17
17
16
16
16
16
16
16
16
18
19
21
22
24
24
25
25
24
23
22
21
20
19
19

Feels Like (°C)

15
16
17
17
16
15
14
14
14
15
17
18
20
20
21
22
22
21
20
20
19
18
19
18

Dew Point (°C)

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

Relative Humidity (%)

54
55
59
67
71
65
64
65
65
60
52
46
39
35
33
32
32
33
33
33
33
34
36
40

Pressure (mb)

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

Ozone (du)

286
285
285
285
286
285
284
285
286
287
289
289
288
286
284
282
281
279
280
279
280
281
282
285

Sunday 21

New Moon 0%

07:04

19:24

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
23 Bad

Sun - Rise: 07:20, Set: 19:30, Transit: 13:25. Moon - Rise: 07:04, Set: 19:24. Civil Dark: 19:58 - 06:52. Nautical Dark: 20:31 - 06:19. Astro Dark: 21:05 - 05:45

Total Clouds (% Sky Obscured)

99
100
74
91
84
95
80
93
83
58
63
63
72
82
66
94
99
73
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
3
1
1
0
0
0
0
10
18
28
35
46
52
48
44
37
47
63
55
62

Medium Clouds (% Sky Obscured)

80
84
59
46
76
39
54
29
26
30
34
28
23
21
25
25
26
22
25
50
43
56
27
44

High Clouds (% Sky Obscured)

25
67
70
86
56
83
54
88
70
39
34
47
71
82
66
94
99
69
99
100
100
44
100
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
Very Light Rain
None
None
None
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

7
5
23
26
22
4
0
0
0
0
0
1
2
3
17
28
38
56
57
53
53
59
61
53

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

18
16
16
18
17
16
16
18
18
19
22
23
26
26
27
27
25
24
25
24
23
23
22
22

Dew Point (°C)

7
8
9
10
12
12
12
13
13
13
13
13
12
10
10
7
4
4
6
7
9
10
13
13

Relative Humidity (%)

47
52
56
64
71
72
74
78
78
68
57
50
42
35
32
25
21
21
24
30
37
42
53
59

Pressure (mb)

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

Ozone (du)

285
278
275
274
274
274
274
273
273
272
272
271
271
270
270
269
269
269
269
270
272
271
271
271

Monday 22

Waxing Crescent 1%

08:08

19:42

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
23 Bad

Sun - Rise: 07:21, Set: 19:29, Transit: 13:25. Moon - Rise: 08:08, Set: 19:42. Civil Dark: 19:57 - 06:53. Nautical Dark: 20:29 - 06:20. Astro Dark: 21:03 - 05:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
92
87
97
91
98
99
100
100
100
100
60
64
72
100
100
100

Low Clouds (% Sky Obscured)

70
74
74
75
66
61
65
51
48
50
46
65
80
85
79
60
44
31
22
18
13
11
12
12

Medium Clouds (% Sky Obscured)

74
83
85
89
77
38
67
57
63
49
35
33
31
37
39
42
50
50
40
50
60
67
66
56

High Clouds (% Sky Obscured)

100
57
100
100
100
100
100
81
73
61
87
57
76
76
96
99
100
100
25
33
29
100
100
100

ISS Passover

Visibility (miles)

9
9
9
8
9
4
9
8
7
9
8
7
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
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

36
12
29
40
58
84
95
95
95
85
85
71
57
59
70
69
74
66
57
49
47
41
32
30

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.5
0.9
0.5
0.3
0.4
0.2
0
0
0
0.2
0.3
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
21
21
21
20
20
19
20
21
22
23
23
24
24
26
26
26
24
23
22
22
21

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
15
15
15
16
17
17
17
17
17
17
16
16
14
12
11
12
12
12
12
12

Relative Humidity (%)

61
59
60
63
67
69
74
80
88
84
77
75
68
66
62
59
47
41
40
44
49
51
53
55

Pressure (mb)

1012
1012
1012
1012
1012
1011
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011

Ozone (du)

271
271
270
272
273
274
275
276
277
278
278
278
279
281
282
282
282
284
285
285
285
284
284
284

Tuesday 23

Waxing Crescent 4%

09:11

20:01

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
23 Bad

Sun - Rise: 07:22, Set: 19:27, Transit: 13:24. Moon - Rise: 09:11, Set: 20:01. Civil Dark: 19:55 - 06:54. Nautical Dark: 20:28 - 06:21. Astro Dark: 21:01 - 05:48

Total Clouds (% Sky Obscured)

99
100
50
56
61
62
67
59
64
68
72
70
66
67
65
65
63
67
66
68
62
56
51
42

Low Clouds (% Sky Obscured)

12
15
2
2
2
2
2
4
5
6
32
47
52
56
52
51
46
42
37
34
29
21
13
17

Medium Clouds (% Sky Obscured)

46
28
0
0
1
12
30
51
57
62
72
70
66
67
65
65
63
67
66
67
62
56
51
42

High Clouds (% Sky Obscured)

85
100
50
56
61
62
67
59
64
68
72
70
66
67
65
65
63
67
66
68
62
56
51
42

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

22
3
10
18
25
29
26
16
35
42
45
40
32
20
22
27
36
53
60
60
76
87
95
81

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

21
22
21
20
20
19
19
19
19
19
20
21
22
22
23
24
25
25
25
25
24
20
21
20

Dew Point (°C)

13
13
13
12
12
12
12
13
14
15
17
18
18
18
18
18
18
18
18
18
18
18
18
18

Relative Humidity (%)

59
63
64
64
65
66
69
72
75
75
76
76
74
73
71
70
70
70
74
80
85
86
91
92

Pressure (mb)

1012
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1018

Ozone (du)

283
282
282
282
281
281
281
282
282
282
281
281
281
281
280
280
281
281
281
281
281
282
282
283

Wednesday 24

Waxing Crescent 8%

10:15

20:23

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
23 Bad

Sun - Rise: 07:23, Set: 19:25, Transit: 13:24. Moon - Rise: 10:15, Set: 20:23. Civil Dark: 19:53 - 06:55. Nautical Dark: 20:26 - 06:22. Astro Dark: 20:59 - 05:49

Total Clouds (% Sky Obscured)

39
37
47
60
65
77
85
91
94
97
100
96
95
96
97
97
94
93
93
92
90
89
84
82

Low Clouds (% Sky Obscured)

21
25
25
24
31
49
63
79
63
46
34
42
53
68
81
91
86
84
82
80
71
63
56
42

Medium Clouds (% Sky Obscured)

39
37
47
51
55
59
69
79
84
89
90
91
89
84
81
85
88
85
78
75
58
43
29
17

High Clouds (% Sky Obscured)

39
37
47
45
51
60
67
69
74
85
100
67
33
0
0
18
65
86
88
90
63
42
13
30

ISS Passover

Visibility (miles)

9
8
7
6
6
5
6
7
8
6
4
2
2
3
4
5
6
7
8
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
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

66
48
54
56
56
55
53
50
55
58
62
66
65
66
64
61
57
65
61
50
45
35
4
6

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
93
93
96
96
96
95
96
96
95
96
96
95
96
95
95
96
95
96
96
96
96

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

282
282
281
281
281
281
281
281
282
282
282
283
282
281
280
279
278
277
278
278
279
279
279
279

Forecast for Bloomfield Hills, Oakland, United States of America (42.58,-83.25)

Generated: 18/09/25 10:38:26. Forecast: 18/09/25 to 24/09/25. Timezone: UTC-4.00